A joint replacement assembly including a male component seating within a female component and a pattern of microgrooves defined in an articulating surface associated with at least one of the components. A volume of a lubricant is maintained in an evenly distributed fashion across the articulating surface in order to provide at least one of reduced friction, increased wear life, and elimination of squeaking or acoustical emissions. The microgrooves can exhibit any of a plurality of intersecting and enclosed profiles, a plurality of overlapping and undulating patterns, an intersecting grid pattern, and a plurality of isolated profiles. Other shapes include a concave depression cross sectional profile, each of which can further exhibit a central upward projection associated with the concave depression.
A hip implant assembly including a spherical shaped ball and an elongated stem. An annular defining rim separates the ball from the stem and abuts, in a maximum inserting condition, over an exterior reconditioned surface of the femur and upon inserting the stem within an interior passageway formed within the femur. A cup shaped support seats the ball in a universally articulating permitting fashion via a flexible and resilient ligament which extends from the ball and is received within a recess passageway of the cup. The cup also includes a mounting surface with a central projecting portion which is in turn resistively fitted within an undercut defined recess formed in the ilium bone in communication with a base surface of the reconditioned acetabulum socket. A corresponding installation kit assists the preparation of the femur and ilium bones defining the hip joint, as well as the installation of the implant body into the upper conditioned femur end and the cup shaped and outer socket support to a reconditioned acetabulum defined in the ilium bone.
A hip implant assembly including body exhibiting a substantially spherical shaped ball and an elongated stem. An annular defining rim separates the ball from the stem and abuts, in a maximum inserting condition, an exterior surface of a reconditioned femur upon inserting the stem within an interior passageway associated with the femur. A three dimensional and interior volume defining support secures around the ball in a universally articulating permitting fashion, the support being fixed to a reconditioned acetabulum socket associated with an ilium bone by interconnecting posts and anchors established between the fixed support and the reconditioned surface of the acetabulum. A corresponding installation kit assists the preparation of the femur and ilium bones defining the hip joint, as well as the installation of the implant body into the upper conditioned femur end and the outer socket support to a reconditioned acetabulum defined in the ilium bone.
END SURFACE MOUNTED PLUGS INCORPORATED INTO AN ARTIFICIAL JOINT AND INCLUDING CUSHIONED SOFT PLASTIC BETWEEN OUTER HARDENED PLASTIC LAYERS TO IMPROVE WEAR CHARACTERISTICS
The present invention discloses an implant for use with a joint defining bone having a three dimensional shape and including a first exposed and joint surface defining layer and an inner most and bone mounting layer. The body further has at least one intermediate layer exhibiting a hardness less than either of the exposed layer and the inner most layer such that, upon mounting the body to a conditioned end of a joint defining bone, it provides the dual features of dynamic cushioning support and external wear resistance.
A61L 27/28 - Matériaux pour le revêtement de prothèses
5.
PLASTICIZED MATERIAL, DELIVERY DEVICE AND METHOD FOR FILLING A BONE CAVITY AND INCLUDING BOTH FOAM PLASTIC SPRAY AND INJECTED LIQUID PELLETS AND FOR PROMOTING BONE GROWTH AND ADHESION
An artificial material, kit and process for filling a three dimensional cavity associated with a damaged or diseased bone and including a body composed of a cellular material including either a foam plastic spray or a syringe holding a plurality of liquid pellets and filling a preconditioned area associated with the bone. The syringe includes a stem which supports, at an extending end, a flexible forming guide for covering an inside location associated with the cavity concurrent with filling the interior. The material sets to facilitate long term and rehabilitative bone growth within and through the cells.
An assembly for securing a plurality of ligaments to a bone includes a first portion exhibited by such as a ring shaped clamp with a tab and slot or a split stem incorporating a plurality of spaced apart ring shaped clamps compressively gripping about the ligaments. A second portion includes at least one of a screw or a ring extending portion engaging a ligament end loop or an undercut recess seating portion extending from an end of a body also incorporating the first portion, and such that the second portion extends from an end of the ligaments and mounts to the bone. The ligaments may further include first and second end-to- end attached sections, between which are configured angled and opposing/ aligning incisions.
A61B 17/11 - Instruments, dispositifs ou procédés chirurgicaux pour refermer les plaies ou les maintenir ferméesAccessoires utilisés en liaison avec ces opérations pour réaliser l'anastomoseBoutons pour anastomose
A combination spacer insert and support for incorporating into a space defined between succeeding vertebrae. A first insert body is constructed of a composite material exhibiting at least one modulus of elasticity with a substantially cylindrical shape and is inserted within the space, such as established between a pair of previously non-consecutive vertebrae and corresponding to an absent vertebrae. An additional and exterior supported member engages locations associated with the (formerly) non-consecutive vertebrae and which, in combination with the insert body, provides a limited degree of mobility to the vertebrae.
A61F 2/44 - Articulations pour l'épine dorsale, p. ex. vertèbres, disques intervertébraux
A61B 17/70 - Dispositifs de mise en position ou de stabilisation de la colonne vertébrale, p. ex. stabilisateurs comprenant un liquide de remplissage dans un implant
A layer applied to a joint defined surface including a general mat shape body exhibiting a plurality of recesses, such that abrading contact with an opposing joint surface creates debris which are entrapped within the recesses during a normal range of motion. The body can further exhibit a first harder plastic substratum and a second softer plastic surface. The recesses further incorporate undercut defined patterns selected from any of circular, linear and arcuate designs.
A61L 27/40 - Matériaux composites, c.-à-d. en couches ou contenant un matériau dispersé dans une matrice constituée d'un matériau analogue ou différent
A support insert located between succeeding vertebrae and which includes a body having a specified shape and size and which is located in a space existing between succeeding process portions associated with the vertebrae. The body includes a generally boomerang shape in cross section with inner and outer ramped and displaceable pieces in order to seat against a surface of each vertebrae process. A collection of clips, anchors and/or frictional surface teeth are provided to assisting in locating and gripping opposing vertebral locations between which the body is applied.
A61B 17/70 - Dispositifs de mise en position ou de stabilisation de la colonne vertébrale, p. ex. stabilisateurs comprenant un liquide de remplissage dans un implant
10.
TIP SUPPORT INSERT FOR APPLICATION TO LEFT/RIGHT ARTICULAR PROCESSES TO MINIMIZE ABRASION BETWEEN VERTEBRAE AND TO MAINTAIN PROPER ANGLE/LIFT FOR REDUCING NERVE COMPRESSION
An insert for a tip of a spinal process portion of a selected vertebrae in communication with a succeeding vertebrae and for providing proper angle and lift between the succeeding vertebrae and for preventing bone-on-bone contact. An insert body exhibits a pocket shaped recess and is constructed of a plastic or like composite material. The body further exhibits an irregular underside surfaces associated with the recess for promoting internal bone growth and adhesion. A rounded exterior surface further promotes seating support between the selected and projecting spinal process upon which the body mounted, as well as an opposing location associated with a successively located vertebrae.
A patch for covering an aperture associated with a skull including a plastic composite body having either a planar or arcuate shape exhibits an extending edge profile which matches a profile associated with a reconditioned edge of the skull. A fastener extends through the edge profile for securing the body to the skull. The extending edge profile further includes a first portion and a second reduced portion separated by a shoulder, the skull exhibiting a corresponding outer skull edge portion, inner stepped skull portion and intermediate shoulder being configured to mate with the configuration of the extending edge profile and in order to achieve a generally flush appearance when seating the patch over the skull aperture. One or more screws fasten the edge profile of the body to the skull. This can further include a bone screw with undercut engaging portion extending through the extending edge profile and associated skull location.
A61B 17/58 - Instruments ou procédés chirurgicaux pour le traitement des os ou des articulationsDispositifs spécialement adaptés à cet effet pour ostéosynthèse, p. ex. plaques, vis ou matériels de fixation
INTERIOR AND EXTERIOR CAST ASSEMBLIES FOR REPAIRING A BONE FRACTURE AND INCLUDING INTERIOR INFLATABLE OR MECHANICALLY EXPANDABLE INSERTS AS WELL AS EXTERIOR WRAP AS EXTERIOR WRAP AROUND AND ADHENSIVELY SECURED BRACES
A cast for aligning and supporting first and second bone locations adjoining a bone fracture zone including a body employed in at least one of interior and exterior locations of the bone surrounding the fracture zone. The body provides for at least one of aligning the bone locations on either side of the fracture zone and influencing the bone locations in a compressive fashion against the fracture zone during healing of the bone. The body may further include an internally inserted membrane, such as further exhibiting inflatable bladder incorporating a plurality of elongate stiffening members.
An artificial joint associated with an implant having a pair of three dimensional and structurally extending bones, each defining a contoured and opposing end face, which collectively defines a joint location. At least one plasticized and three dimensional shaped disk, such as a hardened and sanitary plastic material, is seated within a selected end cavity associated with a first of the bones. The disk exhibits an exterior surface configuration mating with an opposing end face of the other bone and which is biased, such as by a pressurized and fluid-filled bladder seated against an underside of the disc, in a contacting fashion against the other bone to establish a continuous wear surface.
An abrasive wear testing machine exhibiting a support surface upon which is dynamically supported a tray to which a wear piece is secured. A tool bit is supported by a vertically displaceable and weight supporting bracket in a fixed and downward load applied fashion against the wear piece, such that the tray is reciprocated a selected number of cycles to determine a wear profile exerted upon the wear piece by the tool bit. The bracket is configured so that end located receiving channels are each seatingly engaged upon upwardly extending hydraulic lifts secured to the support surface, with a plurality of free weights arranged upon the hydraulic lifts.
A brace for securing any number of thoracic vertebrae with a composite plastic body exhibited an elongated stem. A plurality of clip engaging portions are formed in integrally extending fashion from the stem. Each of the clip portions terminate in an enlarged end portion which seats within an undercut location formed at specified locations within each of any sub-plurality of the vertebrae, and which are desired to be interconnected by the brace to prevent undesirable inter-movement of misaligned vertebrae.
A61F 2/44 - Articulations pour l'épine dorsale, p. ex. vertèbres, disques intervertébraux
A61B 17/70 - Dispositifs de mise en position ou de stabilisation de la colonne vertébrale, p. ex. stabilisateurs comprenant un liquide de remplissage dans un implant
An insert for establishing a desired spacing between a pair of succeeding vertebrae and having a body including an extending end for supporting a location associated with a first selected lumbar vertebrae. An opposite extending end supports a spaced apart and opposing location associated with a second successively positioned lumbar vertebrae. Upon pre-positioning the body in an open space established between the vertebrae, an actuating input causes the first extending end to displace outwardly relative to the second end and into contacting support with the vertebrae.
A61F 2/44 - Articulations pour l'épine dorsale, p. ex. vertèbres, disques intervertébraux
A61B 17/70 - Dispositifs de mise en position ou de stabilisation de la colonne vertébrale, p. ex. stabilisateurs comprenant un liquide de remplissage dans un implant
17.
NECK CAST WITH MULTI-POSITION ADJUSTABILITY OF HEIGHT AND DIAMETER AND INCLUDING DOWNWARDLY CONFIGURED SHOULDER SUPPORTS FOR IMMOBILIZING A PATIENT'S HEAD
The present invention teaches a head and neck cast for providing secure immobilization of a patient's upper neck and head extremities and includes a lower ergonomically configured ring supported upon the shoulders of the wearer. An upper ring is vertically displaceable in each of upper and lower directions relative to the lower support ring via an interconnecting network of both scissoring and vertically extending jacks. In this fashion, the neck and head of the patient is immobilized via the positional support provided by the lower ring and without the need for screws mounted to the skull.
A61F 5/01 - Dispositifs orthopédiques, p. ex. dispositifs pour immobiliser ou pour exercer des pressions de façon durable pour le traitement des os fracturés ou déformés, tels que éclisses, plâtres orthopédiques ou attelles
18.
BREATHABLE HELMET DESIGN WITH INNER SPRING/FLUID BIASING OR CUSHIONING SUPPORT FOR ABSORBING AND REDISTRIBUTING IMPACT FORCES
The present invention discloses a wearable helmet for providing at least one of impact force cushioning and redirection, anti-rotation and breathability. The helmet exhibits a concave shaped body dimensioned for placement over a user's head, with a plurality of individual and inward projecting elements associated with an interior facing surface of the body and contacting locations of the wearer's head. In this fashion, the projections exhibit a biasing component for cushioning and/or redirecting impact forces to the helmet.
AIR REACTING/SETTING CAST CONTAINED WITHIN AN AIR PERMEABLE ENCLOSURE OR FLEXIBLE/OPENABLE BAG IN ORDER TO PROVIDE A FLEXIBLE APPLIED & HARDENED TEMPORARY CAST
A temporary cast consisting of a material exhibiting a specified length, width and thickness, such as an elongated and wound roll material impregnated with a fluid hardenable material. The roll material is retained (in an unused state) encased within an air impermeable container or, in a further application, can exhibit a surface applied and rupture-able foil material to prevent the fluid entrained within the cast material to prematurely harden. The fluid hardening component associated with said material is such that upon exposure to ambient air, is capable of being wound or otherwise formed about the injured location and prior to it being caused to set and harden.
A walking cast having an upper cage assembleable over an upper leg and a lower cage assembleable over a lower leg and hingedly secured to the upper cage approximate a wearer's knee. A foot sole support is connected to the lower cage which includes lower angled supports for engaging side locations of the sole in a further hinged connection. Each of the upper and lower cages include a rear positioned fixed support with a second forward and hingedly connecting door. A plurality of cushioning supports secure to inner facing locations associated with each of the upper and lower cages.
A splint assembly for use with an individual's limb including an assembleable and rigid member positioned in surrounding fashion about an intermediate joint associated with the limb. A pair of support subassemblies secure about a location of the individual's limb contiguous to the joint, an extending edge of each support subassembly securing to a perimeter extending edge of the rigid member. Upper and lower wraparound support subassemblies secure to first and second perimeter extending edges associated with the rigid member, each further including a generally grid and web-shaped foam template with a hardened plastic backing being configured to match the configuration of the foam template. Edge extending straps provided for each of the hardened plastic backings overlap and engage opposite extending edge locations of each wraparound support subassembly.
A61F 5/01 - Dispositifs orthopédiques, p. ex. dispositifs pour immobiliser ou pour exercer des pressions de façon durable pour le traitement des os fracturés ou déformés, tels que éclisses, plâtres orthopédiques ou attelles
A body limb cast including an elbow or knee joint supporting element having a first perimeter edge and a second opposite perimeter edge. A first splint subassembly is secured in engaging and extending fashion from the first perimeter edge, a second splint subassembly secured in engaging and extending fashion from the second perimeter edge of the joint supporting element. Cushioning elements extend from an inside of each splint subassembly and support the surfaces of a patient's limb upon assembly of the joint supporting element and splints. The splint subassemblies each further include a plurality of individual, lengthwise extending and assembleable members extending around a perimeter about the patient's limb.
A61F 5/04 - Dispositifs pour étirer ou réduire les membres fracturésDispositifs pour tractionÉclisses
A61F 5/042 - Dispositifs pour étirer ou réduire les membres fracturésDispositifs pour tractionÉclisses pour la traction ou pour étirer les membres fracturés
A61F 5/01 - Dispositifs orthopédiques, p. ex. dispositifs pour immobiliser ou pour exercer des pressions de façon durable pour le traitement des os fracturés ou déformés, tels que éclisses, plâtres orthopédiques ou attelles
23.
BODY LIMB CAST INCLUDING AN OUTER RIGID SHELL AND INNER DYNAMIC MEMBERS IN COMBINATION WITH AIR CIRCULATION AND MASSAGE FEATURES
A cast for supporting a limb includes a rigid outer shell, such as provided as first and second assembleable halves interconnected by a plurality of latches. An inner conforming foam insole is supported within the shell and is interconnected by pluralities of linearly extending passageways in combination with radially extending rings and which communicate with additional breathing holes extending through a cross sectional thickness of the insole for introducing an airflow for relieving patient discomfort. A toe attachable fan unit creates the airflow within the insole in communication with a plurality of vents positioned at upper terminating ends of each of the linear extending passageways. A plurality of airbags encircle the insole and are iteratively inflated and deflated to achieve a pulsing massage effect.
The present invention discloses an improved shoulder joint implant assembly including a plastic ball secured to a first joint defining bone end face and a plastic receiver secured to a second joint defining bone end face. Each of the ball and receiver implants are constructed of a composite hardened plastic with a softened cartilage wear surface plastic. A fastener is secured to the first joint defining bone end face and over which is mounted the plastic ball. Anchoring of the receiver is established by a pair of integrally formed and inwardly extending mounting tabs, these further extending into further recess machined cavities in the first bone.
A brace kit and assembly for supporting an exterior surface of a damaged bone and including any plurality of elongated supports or peripherally extending and loop shaped plastic straps applied to the bone and which is secured in overlaying fashion over the damaged location. Scissor portions are also provided for providing interengaging support in cooperation with the straps. An improved anchor system includes a modified drill for creating a three dimensional undercut pattern within a previously drilled hole, thereby providing improved ability to secure the brace to the bone.
A61F 5/01 - Dispositifs orthopédiques, p. ex. dispositifs pour immobiliser ou pour exercer des pressions de façon durable pour le traitement des os fracturés ou déformés, tels que éclisses, plâtres orthopédiques ou attelles
A61B 17/62 - Structures en anneau, c.-à-d. dispositifs entourant les os à mettre en position
A61B 17/60 - Instruments ou procédés chirurgicaux pour le traitement des os ou des articulationsDispositifs spécialement adaptés à cet effet pour ostéosynthèse, p. ex. plaques, vis ou matériels de fixation pour l'ostéosynthèse externe, p. ex. appareils étireurs ou constricteurs
26.
MULTI-LEVEL MACHINE FOR DUPLICATING A SECTIONED AND SCANNED BONE END AND FOR PRODUCING A FITTING IMPLANT REPLACEMENT
A machine for producing a three dimensional joint replacement article and which exhibits a three dimensional shaped body incorporating a scanner component for at least receiving a digitized input corresponding to a set of dimensions associated with a replacement article to be produced. Incorporated in the machine is a numerical control guided machining subassembly in communication with at least one material blank corresponding to an article to be produced. Material shavings are vacuum removed and collected for disposal and, following CNC machining, the finished part is deposited into a cavity accessed by a retrieval door for removal.
A61B 6/00 - Appareils ou dispositifs pour le diagnostic par radiationsAppareils ou dispositifs pour le diagnostic par radiations combinés avec un équipement de thérapie par radiations
A61F 2/76 - Moyens pour assembler, ajuster ou tester les prothèses, p. ex. pour mesurer ou équilibrer
27.
MOLD AND PROCESS FOR COMBINING METAL/CERAMIC AND POLYMER COMPONENT MIXTURE IN THE FORMATION OF HOMOGENOUS PARTS AND FURTHER INCLUDING AN ARTICLE OF MANUFACTURE & PROCESS FOR CREATING A COMBINATION PLASTIC AND SILVER COMPOSITE EXHIBITING LIFELONG ANTI-BIOTIC PROPERTIES
The present invention discloses a composite structural article exhibiting a three dimensional shape and size and including an admixture including at least one of a metal and a ceramic component, this combined with at least one polymeric component. In a further revised application, the article can include an admixture including at least one of a silver and a polymeric component.
A reinforced joint assembly includes a first implant portion secured to a sectioned end of a first bone. A second implant portion is likewise secured to a sectioned end of a second bone and in opposing fashion relative to the first implant to define a joint zone therebetween. The first implant exhibits a first surface profile, whereas the second implant exhibits a second and mating surface profile. A male projection extends from the first surface profile of the first implant and seats within a recess defined within the second implant.
An artificial joint implant in use with a bone and including a three dimensional shaped body have an exterior configured and joint defining face. An annular shaped recess is formed within a seating location of the implant for securing the body over a sectioned end of the bone. A stem extends from the body inwardly within the bone and exhibits at least one support for engaging an inner bone surface and in order to maintain the implant in secured fashion to the bone.
An artificial and wear-resistant plug mounted to an existing bone associated with a joint structure and which includes a three dimensional and composite plasticized material. An end surface of an existing bone is reconditioned in preparation for engagement of the plug thereto and in order to define a reconditioned artificial wear surface. In a preferred application, a pair end mounted plugs are arranged in opposing fashion between first and second bones and respectively define a male receiving end and a female socket. A lubricant retaining and cartilage defining exterior layer is applied to one or both of opposing surfaces of the plugs.
An implant support device associated with succeeding spinal vertebrae, including a harness exhibiting a plurality of legs, each extending from a rotatable bearing or suitable interconnecting support. Each of the legs terminates in an angled tang, this being engaged with a surface of a selected vertebrae. Additional features include undercut portions defined between the legs and arcuate/hemispherical mounting locations surrounding the bearing in individually rotatably permitting fashion. Inter-vertebral support cushions are also positioned between succeeding vertebrae, and can be incorporated with or provided separately from the web support harnesses.
A61B 17/70 - Dispositifs de mise en position ou de stabilisation de la colonne vertébrale, p. ex. stabilisateurs comprenant un liquide de remplissage dans un implant
A61B 17/56 - Instruments ou procédés chirurgicaux pour le traitement des os ou des articulationsDispositifs spécialement adaptés à cet effet
32.
ARTIFICIAL KNEE IMPLANT INCLUDING LIQUID BALLAST SUPPORTING / ROTATING SURFACES AND INCORPORATING FLEXIBLE MULTI-MATERIAL AND NATURAL LUBRICANT RETAINING MATRIX APPLIED TO A JOINT SURFACE
An artificial joint associated with an implant having a pair of three dimensional and structurally extending bones, each defining a contoured and opposing end face and collectively defining a joint location. A plasticized layer is applied to an end face of each bone and coacts in substantially frictional reducing fashion with an opposing end face of a further selected bone. The plasticized layer further includes at least a plurality of projecting contact locations, between which are defined a network of valleys for receiving, supporting, and distributing a lubricant across a surface area associated with the layer.
A ligament incorporated into a prosthetic joint exhibiting a plasticized, elongated and deformable material. A fibrous material is internally disposed within the deformable material, the fibrous material terminating in first and second enlarged bead portions arranged in proximity to enlarged pocket defined ends associated with the deformable materials. First and second bones define a joint region therebetween, the deformable end pockets and bead portions being inserted through associated holes defined in joint proximate locations associated with the bones, so that actuation of a projection location of the fibrous material causes the bead portions to outwardly deflect the end pockets, resulting in the ligaments being anchored in place between the bones.
An artificial joint associated with an implant including a pair of three dimensional and structurally extending bones, each defining a contoured and opposing end face, and which collectively defines a joint location. At least one plasticized layer is applied to one of, or both, the end faces in a coacting and substantially frictional reducing fashion. A lubricating plastic is defined upon an exposed face of the bladder. The plasticized layers may include a fluid receiving and inflatable bladder for filling a three dimensional area associated with the joint location. A curable/settable fluidic material can be injected into the bladder and which includes at least one of an epoxy, a urethane, a gelatin and a two-part hardener. The bones each further include an artificial implant constructed from at least one of a plasticized and a metallic material,
brevets