An arrangement for measuring a flow velocity in a blood vessel comprising; a catheter configured to be inserted into a blood vessel; a plurality of flow velocity sensors coupled to the catheter; a sensor network coupled to the plurality of flow velocity sensors; and a processor coupled to the sensor network; wherein each of the plurality of flow velocity sensors is configured to sense a velocity of a blood flow, wherein an output of the sensor network is configured to be input into a mathematical model stored in the processor, and wherein the mathematical model is configured to calculate the flow velocity in the blood vessel where the catheter is located.
A61B 5/02 - Détection, mesure ou enregistrement en vue de l'évaluation du système cardio-vasculaire, p. ex. mesure du pouls, du rythme cardiaque, de la pression sanguine ou du débit sanguin
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/0215 - Mesure de la pression dans le cœur ou dans les vaisseaux sanguins par des moyens introduits dans le corps
2.
SENSORS CATHETER AND SIGNAL PROCESSING FOR BLOOD FLOW VELOCITY ASSESSMENT
An arrangement for measuring a flow velocity in a blood vessel (100) comprising; a catheter (104) configured to be inserted into a blood vessel (100); a plurality of flow velocity sensors (106) coupled to the catheter (104); a sensor network (108) coupled to the plurality of flow velocity sensors (106); and a processor (110) coupled to the sensor network (108); wherein each of the plurality of flow velocity sensors (106) is configured to sense a velocity of a blood flow, wherein an output of the sensor network (108) is configured to be input into a mathematical model (152) stored in the processor (110), and wherein the mathematical model (152) is configured to calculate the flow velocity in the blood vessel (100) where the catheter (104) is located.
An arrangement for providing information of an alignment of a catheter is provided. The arrangement comprises a catheter (140). The arrangement comprises a sensor arrangement. The sensor arrangement comprises a first sensor (101) and a second sensor (102). The first and the second sensors are adapted to measure respective velocities of the fluid flow. The first and second sensors are arranged at a circumference of the catheter. The first and second sensors provide information such that an alignment of the catheter with respect to a direction of the fluid flow is determinable based on the respective velocities of the fluid flow measured by the first and second sensors.
An arrangement for providing information of an alignment of a catheter is provided. The arrangement comprises a catheter (140). The arrangement comprises a sensor arrangement. The sensor arrangement comprises a first sensor (101) and a second sensor (102). The first and the second sensors are adapted to measure respective velocities of the fluid flow. The first and second sensors are arranged at a circumference of the catheter. The first and second sensors provide information such that an alignment of the catheter with respect to a direction of the fluid flow is determinable based on the respective velocities of the fluid flow measured by the first and second sensors.
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
A61B 5/028 - Mesure du débit sanguin utilisant des marqueurs, p. ex. dilution de colorant par thermodilution
A61B 5/06 - Dispositifs autres que ceux à radiation, pour détecter ou localiser les corps étrangers
G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
09 - Appareils et instruments scientifiques et électriques
10 - Appareils et instruments médicaux
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Software. Surgical and medical apparatus and instruments;
cardiovascular devices; catheters; speed sensors for
medical use; flow measuring devices for medical use;
monitoring devices for medical use. Scientific and technological services as well as research
and design services relating thereto; development and
testing of computing methods, algorithms and software.
09 - Appareils et instruments scientifiques et électriques
10 - Appareils et instruments médicaux
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Software. Surgical and medical apparatus and instruments;
cardiovascular devices; catheters; speed sensors for
medical use; flow measuring devices for medical use;
monitoring devices for medical use. Scientific and technological services as well as research
and design services relating thereto; development and
testing of computing methods, algorithms and software.
A sensor arrangement including at least two displaced first sensors arranged in parallel in a first plane and adapted to measure a quantity of a fluid flow and a control unit adapted to determine, from the measured quantity of the fluid flow, information indicating at least a range of directions of the fluid flow in two dimensions.
G01F 1/684 - Dispositions de structureMontage des éléments, p. ex. relativement à l'écoulement de fluide
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
G01P 5/12 - Mesure de la vitesse des fluides, p. ex. d'un courant atmosphériqueMesure de la vitesse de corps, p. ex. navires, aéronefs, par rapport à des fluides en mesurant des variables thermiques en utilisant la variation de la résistance d'un conducteur chauffé
G01F 1/69 - Dispositions de structureMontage des éléments, p. ex. relativement à l'écoulement de fluide utilisant un élément de chauffage, de refroidissement ou de détection d'un type particulier du type à résistance
9.
SENSOR ARRANGEMENT AND CATHETER COMPRISING A SENSOR ARRANGEMENT
The present disclosure generally relates to the field of sensor technology. More specifically, the present disclosure relates to a sensor arrangement and a catheter comprising such a sensor arrangement An embodiment of the sensor arrangement comprises: at least two displaced first sensors arranged in parallel in a first plane and adapted to measure a quantity of a fluid flow; and a control unit adapted to determine, from the measured quantity of the fluid flow, information indicating at least a range of directions of the fluid flow in two dimensions.
G01P 5/10 - Mesure de la vitesse des fluides, p. ex. d'un courant atmosphériqueMesure de la vitesse de corps, p. ex. navires, aéronefs, par rapport à des fluides en mesurant des variables thermiques
G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
The present disclosure generally relates to the field of catheter technology. More specifically, the present disclosure relates to a catheter and to a catheter system comprising a catheter and a medical device to be introduced into the catheter. An embodiment of a catheter comprises: an elongated body comprising a distal tip; a lumen arranged within the elongated body and comprising a lumen opening arranged at the elongated body; and one or more sensors laterally arranged at the elongated body. The elongated body comprises an at least partially curved portion and at least one of the one or more sensors is arranged at the at least partially curved portion.
A flow sensor arrangement (S35, S36. S37, S39, . . . ) is located on an elongated body (C1, C2, C3, . . . ) for measuring the flow of a fluid, with one or more flow sensors (S1, S2, S3, . . . ) being arranged on the elongated body (C1, C2, C3, . . . ) to measure the flow along different spatial directions.
A61B 5/00 - Mesure servant à établir un diagnostic Identification des individus
G01P 5/12 - Mesure de la vitesse des fluides, p. ex. d'un courant atmosphériqueMesure de la vitesse de corps, p. ex. navires, aéronefs, par rapport à des fluides en mesurant des variables thermiques en utilisant la variation de la résistance d'un conducteur chauffé
G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
A61B 8/12 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores dans des cavités ou des conduits du corps, p. ex. en utilisant des cathéters
A61B 8/00 - Diagnostic utilisant des ondes ultrasonores, sonores ou infrasonores
12.
FLOW SENSOR ARRANGEMENT AND METHOD FOR USING A FLOW SENSOR ARRANGEMENT
A flow sensor arrangement (S35, S36. S37, S39,...) is located on an elongated body (C1, C2, C3,...) for measuring the flow of a fluid, with one or more flow sensors (S1, S2, S3,...) being arranged on the elongated body (C1, C2, C3,...) to measure the flow along different spatial directions.
A61B 5/027 - Mesure du débit sanguin utilisant des moyens électromagnétiques, p. ex. débitmètre électromagnétique utilisant des cathéters
G01F 1/68 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets thermiques
G01P 5/12 - Mesure de la vitesse des fluides, p. ex. d'un courant atmosphériqueMesure de la vitesse de corps, p. ex. navires, aéronefs, par rapport à des fluides en mesurant des variables thermiques en utilisant la variation de la résistance d'un conducteur chauffé