The invention concerns a prosthesis comprising: a stem part comprising: a rod, configured for being inserted into a medullary cavity of a diaphyseal fragment of a fractured long bone, for securing the stem part to the diaphyseal fragment, and an epiphyseal end, fixedly secured to the rod by means of at least one linker leg of the stem part, so that a gap is formed between the epiphyseal end and the rod along said at least one linker leg; and an implant distinct from the stem part and comprising: an internal part located at least partially within the gap, and at least one fastener for fastening epiphyseal fragments of the fractured long bone to the stem part, said at least one fastener being secured to the internal part.
The present invention relates to an in vitro method for creating a viable connective tissue and/or osseous tissue obtained by tribological solicitations of a biological culture. It further relates to a viable connective tissue and/or osseous tissue susceptible to be obtained by said method as well as to the use of said method or viable connective tissue and/or osseous tissue to prepare a biological implant.
Provided is a method of stimulating regeneration of cartilage in an area of diseased cartilage in a layer of cartilage in a first bone of a joint. The method includes forming a first recess in the first bone at the area of diseased cartilage, and positioning a first spherical implant within the first recess, where the first spherical implant is dimensioned to be smaller than the first recess so that the first spherical implant is capable of moving in two dimensions within the first recess resulting in shear forces between the first spherical implant and the cartilage and stimulates formation of fibrous tissue which subsequently transforms into cartilage.
This surgical bone preparation instrument (1) comprises a main body (5) terminated by a contacting surface (50) adapted to abut on a bone (B), and a sliding body (7) equipped with a cutting element (3) and which is movable in translation with respect to the main body (5). The bone preparation instrument (1) includes a cutting depth control ring (11) that is adjustable by a single hand, which forms an abutment surface (110) against the movement of one of the main body (5) and the sliding body (7) when the sliding body (7) reaches an adjusted cutting depth (D) corresponding to an adjustment position of the control ring (11).
A61B 17/56 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
An implant that couples a first bone and a second bone includes a body that defines a first joint surface, a second joint surface, and a median plane. The first joint surface includes a first central region that articulates with the first bone. The second joint surface includes a second central region that articulates with the second bone, and the second central region is disposed on an opposite side of the median plane of the body relative to the first central region. The first and second central regions correspond to profiles of first and second axial segments, respectively, the first and second axial segments are each one of a cylinder, a cone, and a torus and are centered on first and second axes, respectively, and the first and second axes, as projected on the median plane, are substantially perpendicular to each other. The first joint surface further defines a first peripheral region adjacent the first central region and the first axial segment has a first cross section that has a smaller curvature in the first central region of the first joint surface than in the first peripheral region of the first joint surface.
The invention concerns a prosthesis comprising: a stem part comprising: a rod, configured for being inserted into a medullary cavity of a diaphyseal fragment of a fractured long bone, for securing the stem part to the diaphyseal fragment, and an epiphyseal end, fixedly secured to the rod by means of at least one linker leg of the stem part, so that a gap is formed between the epiphyseal end and the rod along said at least one linker leg; and an implant distinct from the stem part and comprising: an internal part located at least partially within the gap, and at least one fastener for fastening epiphyseal fragments of the fractured long bone to the stem part, said at least one fastener being secured to the internal part.
A device for coaptation of bone parts or bone fragments, comprising an integral plate obtained by moulding whereof one portion (1) is made from a first biocompatible polymer comprising at least one or, preferably, a plurality of areas or inserts (2) provided with a through hole (3), said areas or inserts being made from a second biocompatible polymer which is more malleable than the first polymer, said areas or inserts having mechanical properties allowing a self-tapping of the inner surface of the holes, by means of screws that can be used for securing said plate to bone tissue, said support portion and said areas or inserts having a partial molecular bond between them.
The present invention relates to an in vitro method for creating a viable connective tissue and/or osseous tissue obtained by tribological solicitations of a biological culture. It further relates to a viable connective tissue and/or osseous tissue susceptible to be obtained by said method as well as to the use of said method or viable connective tissue and/or osseous tissue to prepare a biological implant.
This augment insert (200), comprises a coupling member (204) for securing the augment insert to a glenoid component (103) of a shoulder prosthesis (101), and a body (202), comprising a first side (206), configured to bear against a scapular side (107) of the glenoid component when the augment insert is secured to the glenoid component by means of the coupling member; and a second side, opposed to the first side and configured to bear against or be adjacent to a scapula of a patient. According to the invention, the body (202) comprises at least one breakable portion (230), extending from the first side (206) to the second side and configured to be broken off the body. The aperture (234) is provided for accommodating an engaging member (111) of the glenoid component (103), said engaging member protruding from a scapular surface (127) of the scapular side (107) of the glenoid component (103) and being configured for securing the shoulder prosthesis to the scapula.
The glenohumeral component of the invention comprises a first side and a second side, which are opposite each other and which, in an implanted state in which the glenohumeral component is free-floating with respect to a humerus and a glenoid of a human shoulder, are in contact respectively with an end portion of the humerus and with a glenoid component intended to be secured to the glenoid. The first side of the glenohumeral component includes a convex articular surface that is designed to articulate with a concave bone surface prepared within the end portion of the humerus. The second side of the glenohumeral component includes a concave articular surface that is designed to articulate with a convex articular surface of the glenoid component. The corresponding shoulder prosthesis is thus reversed. Moreover, the articular interface between the glenoid component, which is secured to the glenoid, and the rest of the prosthesis has double mobility, which provides a greater range of motion between the glenoid and the humerus.
An implant couples a first bone of a hand to a second bone of the hand. The implant includes a body that defines a median plane. The body also defines a first joint surface having a first central region that articulates with the first bone. The body further defines a second joint surface having a second central region that articulates with the second bone, and the second central region is disposed on an opposite side of the median plane of the body relative to the first central region. The first and second central regions correspond to profiles of first and second axial segments, respectively, the first and second axial segments are each one of a cylinder, a cone and a torus and are centered on first and second axes, respectively, and the first and second axes, as projected on the median plane, are substantially perpendicular to each other.
an anchorage member intended to be anchored in a human glenoid, the anchorage member including a body which defines a proximodistal axis and has inner bore extending along the proximodistal axis, the body being provided within the inner bore with both an inner first feature that is designed to cooperate with the anatomic coupling feature when the anatomic coupling feature is introduced within the inner bore, so as to fixedly couple the anchorage member with the anatomic articulating member, and an inner second feature that is designed to cooperate with the reversed coupling feature when the reversed coupling feature is introduced within the inner bore, so as to fixedly couple the anchorage member with the reversed articulating member, the first feature and the second feature being distinct from each other.
The body is operable to be axially introduced into the glenoid before being coupled indifferently with one or the other of the anatomic and reversed articulating members.
The invention concerns a method for manufacturing a prosthesis (11) for a fractured long bone of a patient, the method comprising the steps of: A) providing data representative of the fractured long bone, the fractured long bone comprising a diaphyseal fragment (2) comprising a medullary cavity (8); B) based on said data, designing the prosthesis specifically to the patient, the prosthesis comprising a stem part (12) configured to be inserted into the medullary cavity, step B) comprising: a sub-step of choosing, specifically to the patient, a contact zone (40) of the medullary cavity onto which a respective chosen mechanical stress is planned to be applied by the stem part, and a sub-step of designing the stem part so that the stem part may be inserted into the medullary cavity and thus apply the chosen mechanical stress to said contact zone; and C) manufacturing the prosthesis designed at step B).
The invention concerns a prosthesis comprising: a stem part comprising: a rod, configured for being inserted into a medullary cavity of a diaphyseal fragment of a fractured long bone, for securing the stem part to the diaphyseal fragment, and an epiphyseal end, fixedly secured to the rod by means of at least one linker leg of the stem part, so that a gap is formed between the epiphyseal end and the rod along said at least one linker leg; and an implant distinct from the stem part and comprising: an internal part located at least partially within the gap, and at least one fastener for fastening epiphyseal fragments of the fractured long bone to the stem part, said at least one fastener being secured to the internal part.
This surgical bone preparation instrument (1) comprises a main body (5) terminated by a contacting surface (50) adapted to abut on a bone (B), and a sliding body (7) equipped with a cutting element (3) and which is movable in translation with respect to the main body (5). The bone preparation instrument (1) includes a cutting depth control ring (11) that is adjustable by a single hand, which forms an abutment surface (110) against the movement of one of the main body (5) and the sliding body (7) when the sliding body (7) reaches an adjusted cutting depth (D) corresponding to an adjustment position of the control ring (11).
A61B 17/56 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
The invention concerns a prosthesis (P) comprising: a stem part (1) comprising: a rod (3), configured for being inserted into a medullary cavity (8) of a diaphyseal fragment (2) of a fractured long bone, for securing the stem part (1) to the diaphyseal fragment (2), and an epiphyseal end (5), fixedly secured to the rod (3) by means of at least one linker leg (7) of the stem part (1), so that a gap (9) is formed between the epiphyseal end and the rod (3) along said at least one linker leg (7); and an implant (20) distinct from the stem part (1) and comprising: an internal part (22) located at least partially within the gap (9), and at least one fastener (24) for fastening epiphyseal fragments (4) of the fractured long bone to the stem part (1), said at least one fastener (24) being secured to the internal part.
This surgical bone preparation instrument (1) comprises a main body (5) terminated by a contacting surface (50) adapted to abut on a bone (B), and a sliding body (7) equipped with a cutting element (3) and which is movable in translation with respect to the main body (5). The bone preparation instrument (1) includes a cutting depth control ring (11) that is adjustable by a single hand, which forms an abutment surface (110) against the movement of one of the main body (5) and the sliding body (7) when the sliding body (7) reaches an adjusted cutting depth (D) corresponding to an adjustment position of the control ring (11)
The present invention relates to an in vitro method for creating a viable connective tissue and/or osseous tissue obtained by tribological solicitations of a biological culture. It further relates to a viable connective tissue and/or osseous tissue susceptible to be obtained by said method as well as to the use of said method or viable connective tissue and/or osseous tissue to prepare a biological implant.
Provided for herein, in several embodiments are implants and methods of using same to repair damaged or defective soft tissue. In several embodiments, the soft tissue comprises cartilage within a joint space. In several embodiments, the implants provided for comprise a stimulating region and an anchoring region. In several embodiments, the implants are spherical. A discontinuity between a surface of the implant and the surrounding cartilage advantageously facilitates implant placement and stimulation of generation of fibrous tissue, and subsequently new cartilage.
The present invention relates to an in vitro method for creating a viable connective tissue and/or osseous tissue obtained by tribological solicitations of a biological culture. It further relates to a viable connective tissue and/or osseous tissue susceptible to be obtained by said method as well as to the use of said method or viable connective tissue and/or osseous tissue to prepare a biological implant.
Provided for herein, in several embodiments are implants and methods of using same to repair damaged or defective soft tissue. In several embodiments, the soft tissue comprises cartilage within a joint space. In several embodiments, the implants provided for comprise a stimulating region and an anchoring region. In several embodiments, the implants are spherical. A discontinuity between a surface of the implant and the surrounding cartilage advantageously facilitates implant placement and stimulation of generation of fibrous tissue, and subsequently new cartilage.
Systems and methods for modifying a shoulder joint configuration exhibiting wear that take into account resultant of forces responsible for the wear of the glenoid surface from geometric characteristics of wear.
A61B 5/103 - Measuring devices for testing the shape, pattern, size or movement of the body or parts thereof, for diagnostic purposes
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61F 2/46 - Special tools for implanting artificial joints
A device for coaptation of bone parts or bone fragments, comprising an integral plate obtained by moulding whereof one portion (1) is made from a first biocompatible polymer comprising at least one or, preferably, a plurality of areas or inserts (2) provided with a through hole (3), said areas or inserts being made from a second biocompatible polymer which is more malleable than the first polymer, said areas or inserts having mechanical properties allowing a self-tapping of the inner surface of the holes, by means of screws that can be used for securing said plate to bone tissue, said support portion and said areas or inserts having a partial molecular bond between them.
This augment insert (200), comprises a coupling member (204) for securing the augment insert to a glenoid component (103) of a shoulder prosthesis (101), and a body (202), comprising a first side (206), configured to bear against a scapular side (107) of the glenoid component when the augment insert is secured to the glenoid component by means of the coupling member; and a second side, opposed to the first side and configured to bear against or be adjacent to a scapula of a patient. According to the invention, the body (202) comprises at least one breakable portion (230), extending from the first side (206) to the second side and configured to be broken off the body. The aperture (234) is provided for accommodating an engaging member (111) of the glenoid component (103), said engaging member protruding from a scapular surface (127) of the scapular side (107) of the glenoid component (103) and being configured for securing the shoulder prosthesis (1; 101; 301) to the scapula (5; 105).
This augment insert (200), comprises a coupling member (204) for securing the augment insert to a glenoid component (103) of a shoulder prosthesis (101), and a body (202), comprising a first side (206), configured to bear against a scapular side (107) of the glenoid component when the augment insert is secured to the glenoid component by means of the coupling member; and a second side, opposed to the first side and configured to bear against or be adjacent to a scapula of a patient. According to the invention, the body (202) comprises at least one breakable portion (230), extending from the first side (206) to the second side and configured to be broken off the body. The aperture (234) is provided for accommodating an engaging member (111) of the glenoid component (103), said engaging member protruding from a scapular surface (127) of the scapular side (107) of the glenoid component (103) and being configured for securing the shoulder prosthesis to the scapula.
This augment insert (200), comprises a coupling member (204) for securing the augment insert to a glenoid component (103) of a shoulder prosthesis (101), and a body (202), comprising a first side (206), configured to bear against a scapular side (107) of the glenoid component when the augment insert is secured to the glenoid component by means of the coupling member; and a second side, opposed to the first side and configured to bear against or be adjacent to a scapula of a patient. According to the invention, the body (202) comprises at least one breakable portion (230), extending from the first side (206) to the second side and configured to be broken off the body. The aperture (234) is provided for accommodating an engaging member (111) of the glenoid component (103), said engaging member protruding from a scapular surface (127) of the scapular side (107) of the glenoid component (103) and being configured for securing the shoulder prosthesis (1; 101; 301) to the scapula (5; 105).
This positioning system (100) for a bone resecting instrumentation comprising a resection driver (2), comprises at least one of a gyroscopic sensor (8) integral in motion with the resection driver (2) and adapted to sense a deviation angle (θ) with respect to a reference direction (X), and at least one positioning marker (12; 140) marking a fixed position on the reference direction (X), and a depth sensor (10; 18) integral in motion with the resection driver (2), for detecting a resection depth (d) based on the relative longitudinal positions of the positioning marker (12; 140) and the depth sensor (10).
The invention also concerns a positioning kit including such a positioning system and a separate electronic device.
This positioning system (100) for a bone resecting instrumentation comprising a resection driver (2), comprises at least one of a gyroscopic sensor (8) integral in motion with the resection driver (2) and adapted to sense a deviation angle (θ) with respect to a reference direction (X), and at least one positioning marker (12; 140) marking a fixed position on the reference direction (X), and a depth sensor (10; 18) integral in motion with the resection driver (2), for detecting a resection depth (d) based on the relative longitudinal positions of the positioning marker (12; 140) and the depth sensor (10). The invention also concerns a positioning kit including such a positioning system and a separate electronic device.
A61F 2/46 - Special tools for implanting artificial joints
A61B 17/16 - Instruments for performing osteoclasisDrills or chisels for bonesTrepans
B23B 49/00 - Measuring or gauging equipment on boring machines for positioning or guiding the drillDevices for indicating failure of drills during boringCentring devices for holes to be bored
G01D 5/14 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
29.
Glenoid implant for a shoulder prosthesis, and set for assembling such a glenoid implant
The glenoid implant comprises a baseplate, an articular component which has a convex articular surface, and a platform which is provided both to be secured to the articular component by a first attachment and to be secured to the baseplate by a second attachment, the first attachment being independent from the second attachment and defining an assembly axis along which the platform and the articular component are assembled together. The first attachment comprises both a translational connection that is intraoperatively operable to prevent translation between the platform and the articular component along the assembly axis, and a rotational connection that is intraoperatively operable to prevent rotation between the platform and the articular component around the assembly axis, the translational connection and the rotational connection being distinct from each other. The glenoid implant allows assembling the platform indifferently with one of various articular components which differ from each other for example by their material composition and/or by some geometric features of their convex articular surface and/or etc. The articular component that is effectively assembled with the platform can be chosen by the surgeon during surgery, i.e. during an implantation operation or just before the latter.
A surgical shoulder articulation replacement method is provided. The method can include providing a humeral implant having a hollow stem. The hollow stem can be provided with a sharp distal edge. The method can include impacting the humeral implant in a cancellous bone of a humeral head of a patient, with the sharp distal edge cutting the cancellous bone in the process.
The glenohumeral component of the invention comprises a first side and a second side, which are opposite each other and which, in an implanted state in which the glenohumeral component is free-floating with respect to a humerus and a glenoid of a human shoulder, are in contact respectively with an end portion of the humerus and with a glenoid component intended to be secured to the glenoid. The first side of the glenohumeral component includes a convex articular surface that is designed to articulate with a concave bone surface prepared within the end portion of the humerus. The second side of the glenohumeral component includes a concave articular surface that is designed to articulate with a convex articular surface of the glenoid component. The corresponding shoulder prosthesis is thus reversed. Moreover, the articular interface between the glenoid component, which is secured to the glenoid, and the rest of the prosthesis has double mobility, which provides a greater range of motion between the glenoid and the humerus.
an anchorage member intended to be anchored in a human glenoid, the anchorage member including a body which defines a proximodistal axis and has inner bore extending along the proximodistal axis, the body being provided within the inner bore with both an inner first feature that is designed to cooperate with the anatomic coupling feature when the anatomic coupling feature is introduced within the inner bore, so as to fixedly couple the anchorage member with the anatomic articulating member, and an inner second feature that is designed to cooperate with the reversed coupling feature when the reversed coupling feature is introduced within the inner bore, so as to fixedly couple the anchorage member with the reversed articulating member, the first feature and the second feature being distinct from each other.
The body is operable to be axially introduced into the glenoid before being coupled indifferently with one or the other of the anatomic and reversed articulating members.
A modular shoulder prosthesis is provided. The modular prosthesis includes a stem, an anatomic insert, and a reverse insert. The stem is a unitary body that includes a distal shaft portion and a proximal portion. The proximal portion includes a stem face configured to directly couple to both the anatomic insert and reverse insert. The stem face includes a first engagement feature configured to couple directly to the reverse insert and a second engagement feature configured to couple directly to the anatomic insert. The stem can also include a metaphyseal portion between the shaft portion and proximal portion designed for use in humeral fracture repair procedures. The metaphyseal portion can include a medial arm and two lateral arms extending between the shaft portion and proximal portion, A window can be defined between the medial arm and the lateral arms, and a gap can be formed between the lateral arms.
The present application relates to a coaptation plate comprising a core and an overmold, the core comprising at least one window which is designed to at least partially extend over a fracture which separates a first portion of the osseous tissue from a second, the window being positioned between two openings through which a fastening screw passes, wherein one of said openings lies at least partially within a proximal portion of the core and the other opening lies at least partially within a distal portion of the core, the overmold enclosing the core and forming at least one upper layer and one lower layer on either side of the core, the window defining polymer material links that pass through the core and connect the upper layer and the lower layer, thus ensuring that the overmold is anchored in the core.
An instrument used for the implantation of a glenoidal prosthetic component is disclosed. A relative position of a glenoidal prosthesis component and of a plate is adjustable around an implantation axis before fixing the assembly. The instrument comprises a tool for positioning the glenoidal prosthetic component and the plate relatively to each other angularly around the implantation axis. The instrument includes a tool that has a body, which, in use, extends transversely to the implantation axis and which is provided with localization elements for localizing an implantation angle centered on the implantation axis, so that the tool is able to intra-operatively protract the implantation angle with respect to the glenoid.
An implant couples a first bone of a hand to a second bone of the hand. The implant includes a body that defines a median plane. The body also defines a first joint surface having a first central region that articulates with the first bone. The body further defines a second joint surface having a second central region that articulates with the second bone, and the second central region is disposed on an opposite side of the median plane of the body relative to the first central region. The first and second central regions correspond to profiles of first and second axial segments, respectively, the first and second axial segments are each one of a cylinder, a cone and a torus and are centered on first and second axes, respectively, and the first and second axes, as projected on the median plane, are substantially perpendicular to each other.
The instrumentation makes it possible to implant in a long bone, such as the humerus, the femur or the tibia, an implant, such as an osteosynthesis nail or a prosthetic rod, defining a longitudinal axis and including, in alignment along the longitudinal axis, two opposite terminal parts and a running part that separates the two terminal parts from one another. The instrumentation comprises a targeting ancillary tool that is adapted to target one and/or the other of the terminal parts of the implant, if applicable percutaneously, along at least one targeting axis that is transverse, or even perpendicular, to the longitudinal axis. The targeting ancillary tool is designed to be fastened laterally to the running part of the implant so as to position the targeting ancillary tool and the implant relative to one another in a predetermined configuration.
Systems and methods for modifying a shoulder joint configuration exhibiting wear that take into account resultant of forces responsible for the wear of the glenoid surface from geometric characteristics of wear.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A trapeziometacarpal joint implant includes a body defining a median plane, a metacarpal joint surface, and a trapezium joint surface. A first central region of the metacarpal joint surface is situated on an opposite side of the median plane from a second central region of the trapezium joint surface. The first and second central regions correspond to profiles of a first axial segment and a second axial segment, respectively. The first and second axial segments are one of a cylinder, a cone and a torus and are centered on a first axis and a second axis, respectively, where the first and second axes, as projected on the median plane, are substantially perpendicular to each other.
A modular shoulder prosthesis is provided. The modular prosthesis includes a stem, an anatomic insert, and a reverse insert. The stem is a unitary body that includes a distal shaft portion and a proximal portion. The proximal portion includes a stem face configured to directly couple to both the anatomic insert and reverse insert. The stem face includes a first engagement feature configured to couple directly to the reverse insert and a second engagement feature configured to couple directly to the anatomic insert. The stem can also include a metaphyseal portion between the shaft portion and proximal portion designed for use in humeral fracture repair procedures. The metaphyseal portion can include a medial arm and two lateral arms extending between the shaft portion and proximal portion, A window can be defined between the medial arm and the lateral arms, and a gap can be formed between the lateral arms.
A modular shoulder prosthesis is provided and a kit therefor. The modular prosthesis includes a stem, anatomic insert, and reverse insert. A kit for a shoulder prosthesis comprises a humeral anchor comprising a proximal portion and distal portion, the proximal portion including a proximal face that comprises a hole and cavity that is distinct from the hole; a reverse insert having a proximal portion and a distal portion, the proximal portion including a concave surface configured to receive a glenosphere and the distal portion comprising a protrusion, the reverse insert configured to directly couple to the cavity of the proximal face without engaging the hole; and an anatomical insert having a proximal portion including a convex surface and a distal portion including a protrusion, the anatomical insert is configured to directly couple to the hole of the proximal face.
A modular shoulder prosthesis is provided. The modular prosthesis includes a stem, an anatomic insert, and a reverse insert. The stem is a unitary body that includes a distal shaft portion and a proximal portion. The proximal portion includes a stem face configured to directly couple to both the anatomic insert and reverse insert. The stem face includes a first engagement feature configured to couple directly to the reverse insert and a second engagement feature configured to couple directly to the anatomic insert. The stem can also include a metaphyseal portion between the shaft portion and proximal portion designed for use in humeral fracture repair procedures. The metaphyseal portion can include a medial arm and two lateral arms extending between the shaft portion and proximal portion, A window can be defined between the medial arm and the lateral arms, and a gap can be formed between the lateral arms.
Systems and methods for modifying a shoulder joint configuration exhibiting wear that take into account resultant of forces responsible for the wear of the glenoid surface from geometric characteristics of wear.
A61F 2/46 - Special tools for implanting artificial joints
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61F 2/48 - Operating or control means, e.g. from outside the body, control of sphincters
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
44.
Device for coaptation of bone fragments and methods for producing such a device
A device for coaptation of bone parts or bone fragments, including an integral plate obtained by molding whereof one portion (1) is made from a first biocompatible polymer including at least one or, preferably, a plurality of areas or inserts (2) provided with a through hole (3), the areas or inserts being made from a second biocompatible polymer which is more malleable than the first polymer, the areas or inserts having mechanical properties allowing a self-tapping of the inner surface of the holes, via screws that can be used for securing the plate to bone tissue, the support portion and the areas or inserts having a partial molecular bond between them.
A device for coaptation of bone parts or bone fragments, comprising an integral plate obtained by moulding whereof one portion (1) is made from a first biocompatible polymer comprising at least one or, preferably, a plurality of areas or inserts (2) provided with a through hole (3), said areas or inserts being made from a second biocompatible polymer which is more malleable than the first polymer, said areas or inserts having mechanical properties allowing a self-tapping of the inner surface of the holes, by means of screws that can be used for securing said plate to bone tissue, said support portion and said areas or inserts having a partial molecular bond between them.
An implant couples a first bone of a hand to a second bone of the hand. The implant includes a body that defines a median plane. The body also defines a first joint surface having a first central region that articulates with the first bone. The body further defines a second joint surface having a second central region that articulates with the second bone, and the second central region is disposed on an opposite side of the median plane of the body relative to the first central region. The first and second central regions correspond to profiles of first and second axial segments, respectively, the first and second axial segments are each one of a cylinder, a cone and a torus and are centered on first and second axes, respectively, and the first and second axes, as projected on the median plane, are substantially perpendicular to each other.
(1) Medical devices and implants, namely, orthopedic joint and bone implants; shoulder prostheses, elbow prostheses, foot prostheses; materials and equipment for implanting, attaching and repairing surgical implants and prostheses, namely, osteosynthesis compounds, centromedullary pins, osteosynthesis screws, cortical screws; suture anchors, tunneling devices; reamers, broaches, drills.
(2) Medical devices and implants, namely, hip prostheses, knee prostheses, ankle prostheses, hand protheses, wrist prostheses; materials and equipment for implanting, attaching and repairing surgical implants and protheses, namely, tissue growth compounds, tissue scaffolds, osteosynthesis plates, osteosynthesis pins, sutures and suture passers.
(3) Surgical implants, namely, implants for the spine, orthopedic joint and bone implants; hip, knee, shoulder, elbow, ankle and wrist prostheses; materials and equipment for implanting, attaching and repairing surgical implants and prostheses, namely, osteosynthesis compounds, centromedullary pins, osteosynthesis plates and screws, cortical and ethmoid screws.
48.
Surgical instrumentation specific to a patient for preparing a bone of the patient
Embodiments of the present invention relate to surgical instrumentation specific to a patient for preparing a bone including a patient-specific block delimiting a supporting surface shaped to fit the bone, and a main portion partly delimiting the fixed supporting surface and at least two primary orifices for receiving a primary pin, crossing the block between the supporting surface and an opposite surface. The instrumentation also includes a secondary portion which belongs to the block, partly delimits the supporting surface and includes at least two secondary orifices for receiving a bone preparation tool crossing the block between the supporting surface and opposite surface, and a mechanism for mechanically disengaging the secondary portion with respect to the main portion, suitable for, when the main portion is attached onto the bone with primary pins passed into the primary orifices, making the secondary portion removable with respect to the main portion.
A61B 17/60 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors or contractors
A61B 17/58 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A magnetic resonance imaging (MRI) machine is used to acquire two-dimensional (2D) images of a patient's joint, which are used to generate a three-dimensional (3D) model of the joint. To acquire the 2D images, the patient is installed on a table associated with the MRI machine and a coil is applied to a scan region. A fat-saturation pulse sequence is used to acquire images of the joint.
A prosthetic assembly and a method of assembling same. The prosthetic assembly includes a base component with at least one engagement surface. A pyrolytic carbon component includes at least one engagement surface. The pyrolytic carbon component is elastically deformed to mechanically interlock with the engagement surface on the base component. The pyrolytic carbon component retains at least a portion of the deformation stress created during coupling with the base component.
This surgical instrumentation (1), "custom-made" for a given patient, comprises a patient-specific femoral block (10), defining a fixed bearing surface (10A) on the patient's femur (F), shaped in a manner specifically fitted to the femur, and a patient- specific tibial block (20), defining a fixed bearing surface (20A) on the patient's tibia (T), shaped in a manner specifically fitted to the tibia. According to the invention, the instrumentation further comprises means (30) for measuring peroperatively, the relative positioning between the femur (F) and the tibia (T), said measurement means including first and second portions (31, 32), respectively borne by the femoral block and by the tibial block, and which are suitable for, while the femoral and tibial blocks respectively bear in a fixed manner on the femur and the tibia via the bearing surface thereof, cooperating with each other for measuring at least one geometric characteristic, particularly the angle HKA, of the relative positioning between the femoral and tibial blocks without affecting this characteristic.
A61F 2/46 - Special tools for implanting artificial joints
A61B 17/56 - Surgical instruments or methods for treatment of bones or jointsDevices specially adapted therefor
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
A scapholunate stabilization graft is made up of an oblong plate, made of a material having a resilient deformation capability. The ends of the plate are provided with at least one hole enabling an attachment screw to pass therethrough, and the central portion of which has an opening defined by two opposite sides. A spring connects two remote points of said sides, said spring being placed along the diagonal within said opening.
The invention relates to surgical instrumentation (101) custom-designed for a given patient, comprising a patient-specific femoral block (110) defining a stationary bearing surface (110A) which bears on the patient's femur (F) and which is shaped so that it is specifically adjusted to said femur. According to the invention, the instrumentation also comprises a mechanical system (120) for adjusting to the external/internal rotation of the femur, which system, when in use, is partially connected to the femoral block in a fixed manner.
Method and set of surgical instruments for fitting a shoulder prosthesis, and the shoulder prosthesis. The proposed method seeks to interpose a bone graft between the previously prepared glenoid surface of a scapula of a patient's shoulder and the face of a glenoid prosthetic component opposite the articular surface. The set of instruments permit the bone graft to be taken from the upper epiphysis of the humerus, either in situ or ex vivo.
This shoulder prosthesis glenoid component (2) has on one of its faces an articulation surface (SA) adapted to cooperate with a humeral head and having, on an opposite face (SG) adapted to be immobilized on the glenoid cavity (G) of a shoulder, a keel (4) for anchoring it in the glenoid cavity (G). This keel (4) comprises a body (5) that extends from the opposite face (SG). The keel (4) comprises at least one fin (6) projecting from the body (5) which runs over at least a part of the perimeter of the body (5).
A surgical system for assisting in the implanting of a glenoid component of a shoulder prosthesis in a patient includes a guide having guide features for guiding application of the bone preparation tool to the glenoid and a series of graphic representations of the glenoid component shown being implanted on the glenoid with different implant positions, each of which is associated with one of the graphic representations.
Systems and methods for modifying a shoulder joint configuration exhibiting wear that take into account resultant of forces responsible for the wear of the glenoid surface from geometric characteristics of wear.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
A trapeziometacarpal joint implant includes a body defining a median plane, a metacarpal joint surface, and a trapezium joint surface. A first central region of the metacarpal joint surface is situated on an opposite side of the median plane from a second central region of the trapezium joint surface. The first and second central regions correspond to profiles of a first axial segment and a second axial segment, respectively. The first and second axial segments are one of a cylinder, a cone and a torus and are centered on a first axis and a second axis, respectively, where the first and second axes, as projected on the median plane, are substantially perpendicular to each other.
Embodiments of a foot positioning system include a clamping device and an alignment device. The clamping device is applied around the talus and calcaneus; the alignment device is mounted to the clamping device; a foot orientation is selected relative to the tibia, which may be an arthrodesis position at a valgus angle; a first anterior rod and, advantageously, a lateral rod are aligned with the mechanical axis of the tibia in the coronal and sagittal planes, respectively; the alignment and clamping devices are locked; and the foot is rotated from the arthrodesis position to the drilling position in which a second anterior rod and the lateral rod of the alignment device are aligned with the mechanical axis of the tibia in the coronal and sagittal planes, respectively. The foot may be secured in the drilling position by inserting fixation pins through the alignment and clamping devices and into the tibia.
Embodiments of a method for introducing a substance near a fracture of a bone include installing an osteosynthesis nail into a canal of the bone, the osteosynthesis nail including a fixation aperture, coupling an alignment device with the osteosynthesis nail, the alignment device including an alignment sleeve having a longitudinal axis passing through the fixation aperture, drilling a hole through a wall of the bone and into the canal using the alignment sleeve, inserting an injector through the alignment sleeve, the injector having an injector body with an injection nozzle and a plunger, and moving the plunger to push the substance from within the injector body through the injection nozzle and into the canal.
The aim of the invention is to restore the mobility of an articular end (2) of a bone (3) of a patient by means of a reconstruction implant. This implant (1), which permits reconstruction both of bone and of cartilage, comprises a grated framework (10) and a sheet (20) made of a biological tissue material, this sheet firmly covering one face (11) of the framework, while the opposite face (12) is designed to be pressed rigidly against, and firmly joined to, the end of the bone.
A61F 2/00 - Filters implantable into blood vesselsProstheses, i.e. artificial substitutes or replacements for parts of the bodyAppliances for connecting them with the bodyDevices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
In order to implant a resurfacing prosthesis for an articulation between a long bone (F) and another bone (B), the device (1) comprises: first measuring means (2, 3) for measuring, relative to a reference axis (X-X) fixedly associated with the long bone (F), the position of anatomic points (F4) of the anatomic collar (F2) of said long bone and for preoperatively storing same; second measuring means (2, 3) for measuring, relative to the other bone, a plurality positions of the reference axis particularly corresponding to the end articulation configurations of the articulation particular to the operated patient, and for preoperatively storing same; and comparison means (2) for preoperatively comparing the relative position between at least one of the anatomic points of the anatomic collar of the long bone virtually provided with the prosthetic head (11) of the prosthetic surface, as well as the edge of a recess (16) rigidly secured to the other bone and in which the prosthetic head is provided so as to be articulated in a substantially complementary manner, and this in at least each of said several positions of the reference axis. When using said device, a surgeon can rapidly and easily determine a preferential configuration for implanting the prosthetic head during the surgical operation itself in order to reduce any risk of subsequently dislocating the implanted prosthesis.
A61B 19/00 - Instruments, implements or accessories for surgery or diagnosis not covered by any of the groups A61B 1/00-A61B 18/00, e.g. for stereotaxis, sterile operation, luxation treatment, wound edge protectors(protective face masks A41D 13/11; surgeons' or patients' gowns or dresses A41D 13/12; devices for carrying-off, for treatment of, or for carrying-over, body liquids A61M 1/00)
The inventions aims at immobilizing an ankle (C) during a surgical procedure on this ankle, using a device (1) which is not very invasive and can be used for surgical procedures of various kinds, particularly in terms of the route via which these procedures are tackled. To this end, the device comprises a plate (10) on which the plantar face of the foot (P) associated with the operated-on ankle can rest, a rigid frame (20) on which the leg (J) associated with this ankle can rest, and mechanical means (30) for adjusting the relative positioning between foot and leg, these means being adapted both to connect the plate and the frame such that they can move and to lock them reversibly relative to one another.
A method and apparatus of reattaching a bone fragment to a proximal humerus of a humerus in a shoulder joint. The method includes introducing a distal end of the humeral nail (10) into a medullary canal of the humerus. A first proximal screw (26A) is engaged with the bone fragment and a first proximal bore (18A) in the proximal end of the humeral nail to move the bone fragment toward the proximal humerus. The humeral nail and the attached bone fragment are rotated relative to the medullary canal of the humerus to position the bone fragment to an anatomically optimal location. The bone fragment is preferably one of a greater or lesser tuberosity of the proximal humerus. The method and apparatus can be used to reattach bone fragments in a variety of other joints.
This insertion and locking device (1) for an implant in a long bone comprises an elongate body (2) designed to be received in a medullary canal of the long bone, the body defining, in a first position called the insertion position, a first transverse size and, in a second position called the locking position, a second transverse size greater than the first transverse size. This device furthermore comprises drive means (8) suited to enable the body (2) to move from the first position to the second position. In addition, the elongate body (2) comprises a central member (3) defining a main axis and at least one locking member (6) defining at least one axis of movement distinct from the main axis, the or each locking member (6) being suited to anchoring itself in the long bone under the effect of the drive means.
The invention relates to a cartilage resurfacing implant for replacing all or some of the articular cartilage, characterised in that it is made of a biocompatible material (1) of which the modulus of elasticity is between 20 and 25 GPa, said implant matching the shape of the articular bone end on which it is arranged and comprising at least one aperture (2) enabling at least one plug (3) to be arranged and fixed in place. The invention also relates to a cartilage resurfacing kit comprising at least one implant and at least one plug (3) for treating cartilage lesions.
The invention relates to an articular resurfacing implant which is characterized in that it is composed of a sheet (1) of pyrolytic carbon deposited on a graphite substrate and a layer (8) composed of an adhesive elastomer or polymer material adherent to the inner surface of the sheet (1) on the substrate side. The adhesive elastomer or polymer material layer (8) allows the implant to be adherent to bone (3) and acts as a shock absorber layer. In one embodiment the implant further comprises a hard material, e.g. metallic, sheet (4).
DEVICE AND SURGICAL METHOD FOR REDUCING A FRACTURE BETWEEN THE EPIPHYSEAL HEAD AND THE DIAPHYSIS OF A LONG BONE, IN PARTICULAR A PROXIMAL HUMERAL FRACTURE
This device claims to improve the reduction of a fracture between the epiphyseal head and the diaphysis of a long bone, limiting the detachment of biological tissue in the vicinity, and thus comprises: - an elongated plate which comprises, on either side of the fracture covered by the plate, an epiphyseal portion which can be fixed in a rigid manner to the head and a diaphyseal portion which can be fixed to the diaphysis both in a rigid manner and so as to be displaceable in the longitudinal direction of the plate, - a jacking rod for pushing against the head, which jacking rod penetrates the plate and thus extends lengthwise from the plate until it reaches a hard portion of the head, in such a way that the jacking rod pushes the head towards a first way, - mechanical guide means for reversibly guiding the jacking rod relative to the plate and in the longitudinal direction of said rod, and - pulling means for pulling the head, which pulling means pull the head towards a way opposite to the first way, in a direction largely parallel to the longitudinal direction of the jacking rod.
A prosthetic assembly and a method of assembling same. The prosthetic assembly includes a base component with at least one engagement surface. A pyrolytic carbon component includes at least one engagement surface. The pyrolytic carbon component is elastically deformed to mechanically interlock with the engagement surface on the base component. The pyrolytic carbon component retains at least a portion of the deformation stress created during coupling with the base component.
The invention relates to a device (1) for attaching stitching threads (7) on a structure (9), such as tissues or a prosthetic member, that comprises: - a fastening member (3) including a base (31) having a central bore (33) formed therethrough, the bore extending between first (31A) and second (31B) opposite faces of the base, the first face (31A) being intended to bear against the structure (9); and - a member (5) for anchoring into the structure (9), that comprises a head (51) and a rod (53), the rod being received into the bore (33) of the base with the head facing the second face (31B). The fastening member (3) further includes at least one tubular member (35) defining a housing (37) for the passage of at least one stitching thread (7), the member (35) protruding at least partially relative to the second face (31B) of the base with its central axis (X35) substantially perpendicular to the central axis (Z33) of the bore (33). The head (51) of the anchoring member (5) is capable of compressing at least locally the member (35), with an induced reduction of the cross section (S37) of the housing (37) from a section allowing the free passage of the stitching thread to a section blocking the stitching thread when anchoring the anchoring member in the structure (9).
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
An instrument is disclosed including: a top jaw member extending between a proximal end and a distal end and including a first top anchor target slot and a second top anchor target slot; a bottom jaw member extending between a proximal end and a distal end and including a first bottom anchor target slot and a second bottom anchor target slot; and a joint member connected to the proximal ends of the top jaw member and the bottom jaw member.
A61B 17/04 - Surgical instruments, devices or methods for closing wounds or holding wounds closedAccessories for use therewith for suturing woundsHolders or packages for needles or suture materials
74.
SIGHTING ANCILLARY DEVICE FOR RESURFACING OF THE FEMORAL HEAD
This ancillary device (1) for resurfacing of the femoral head comprises a sighting guide (2) that defines a sighting axis (X2). It additionally comprises: - a support (3) that is able to cover the femoral head (71) and that defines an enveloping surface in the shape of a portion of a sphere, the sighting guide (2) being fixed on the support with the sighting axis (X2) aligned on a diameter of the sphere; and - at least one abutment arm (4) on a predefined part (73A) of the femoral neck (73), this arm (4) being connected to the support (3) and having a distal end (43A) that bears against the predefined part (73A) when the support covers the femoral head with the sighting axis (X2) aligned on the central axis (X73) of the femoral neck or slightly outwardly offset.
41 - Education, entertainment, sporting and cultural services
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
Implants, prostheses, namely shoulder prostheses; surgical
instruments for anchoring such items. Surgical training, in particular for anchoring reverse total
shoulder prostheses. Surgical information, in particular relating to the
anchoring of reverse total shoulder prostheses.
76.
SHOULDER OR HIP PROSTHESIS AND METHOD FOR SETTING SAME
The invention concerns a shoulder or hip prosthesis comprising a humeral of femoral component (1) having an articulating surface (S1) and an intermediate component (3) having first (S'1) and second (S'2) articulating surfaces designed to co-operate respectively with the articulating surface (S1) of the humeral or femoral component (1) and with a natural concave articulating surface (S2) or pertaining to a glenoid (2) or acetabular component. The humeral or femoral component (1) comprises a first part (1) designed to be anchored in the humerus (H) or femur, while the articulating surface (S1) of the humeral or femoral component (1) is formed on a second part of said component which is mobile in translation (T) relative to the first part (11), along a direction (X121) spacing apart/bringing together the first part (11) and the articulating surface (S1) of the humeral or femoral component (1).
41 - Education, entertainment, sporting and cultural services
44 - Medical, veterinary, hygienic and cosmetic services; agriculture, horticulture and forestry services
Goods & Services
Surgical implants comprising artificial material, shoulder prostheses, and surgical instruments for fitting these goods Training in the field of surgery and in particular in the context of the fitting of a complete reversed shoulder prosthesis Information in the field of surgery and in particular in the context of the fitting of a complete reversed shoulder prosthesis
Surgical screws and clips, screws and clips for osteotomy; needles for medical purposes; surgical apparatus and instruments; surgical and dental implants; artificial limbs; instruments for inserting or removing screws and clips used in osteotomy or surgical and dental implants; cases fitted for medical, surgical and dental instruments; orthopaedic articles.
surgical implants, namely, [ implants for the spine, ] orthopedic joint and bone implants; [ hip, knee, ] shoulder, elbow, ankle and wrist prostheses; materials and equipment for implanting, attaching and repairing surgical implants and prostheses, namely, osteosynthesis compounds, centromedullary pins, osteosynthesis plates and screws, cortical and ethmoid screws; and external fixing devices for surgical implants and prostheses
05 - Pharmaceutical, veterinary and sanitary products
10 - Medical apparatus and instruments
Goods & Services
Produits pharmaceutiques, vétérinaires et hygiéniques;
produits diététiques pour enfants et malades; emplâtres,
matériel pour pansements; matières pour plomber les dents et
pour empreintes dentaires; désinfectants; préparations pour
détruire les mauvaises herbes et les animaux nuisibles. Instruments et appareils chirurgicaux, médicaux, dentaires
et vétérinaires (y compris les membres, les yeux et les
dents artificiels).
05 - Pharmaceutical, veterinary and sanitary products
10 - Medical apparatus and instruments
Goods & Services
Pharmaceutical, veterinary and sanitary products; dietetic
products for children and the sick; plasters, materials for
dressings; material for stopping teeth, dental wax;
disinfectants; preparations for weed and pest control. Surgical, medical, dental, and veterinary instruments and
apparatus (including artificial limbs, eyes and teeth).
