Search

CN-224203762-U - External simulation demonstration device for structural heart disease interventional medical instrument

CN224203762UCN 224203762 UCN224203762 UCN 224203762UCN-224203762-U

Abstract

The utility model relates to the technical field of external simulation demonstration of interventional medical instruments, in particular to an external simulation demonstration device of structural heart disease interventional medical instruments. The device comprises a model fixer (3), a heart model (31) and a detachable valve She Moxing (32) are fixed on the model fixer (3), and a camera (5) is also arranged on the device, so that the device can be used for demonstration of a simulation device for the in-vitro performance study of heart valve interventional medical instruments, training of the operation of the instruments in vitro by an operator and operation flow practice.

Inventors

  • HAO FENGTAO
  • XUE WANCHAO
  • LIU CHANGCHUN
  • WU KEJIA

Assignees

  • 北京卡迪泰医疗器械科技有限公司

Dates

Publication Date
20260505
Application Date
20241223

Claims (8)

  1. 1. The device is characterized by comprising a base (1), a bracket (2) and a model fixer (3), wherein the model fixer (3) is positioned in the bracket (2), a camera (5) is arranged on the bracket (2), The model holder (3) being capable of holding a model comprising a heart model (31), a right heart system model (70), a left heart system model, an aortic valve model or a pulmonary valve model, or a detachable valve She Moxing (32), the valve She Moxing (32) comprising a mitral valve leaflet or tricuspid valve She Moxing (71), the tricuspid valve She Moxing (71) being fixed to the model holder (3) by means of a chute (68) and being inserted into the heart model (31), The heart model (31) is fixed on the model fixer (3) through screws, wherein, the heart model (31) is also provided with a socket (67) which is convenient for inserting the valve leaf model into the heart model (31) along a chute (68) and is an inlet of the valve leaf model into the heart model (31), The camera (5) arranged on the bracket (2) is an X-ray view or an ultrasonic view with different angles, The device further comprises a vascular model (6), which vascular model (6) is connected to the model holder (3), simulating a left internal jugular vein (69-1) and a right internal jugular vein (69-2).
  2. 2. The device according to claim 1, wherein the bracket (2) comprises a bracket body (21), a cross beam (22) and a bottom frame (23), the bracket (2) is fixed on the base (1) by a screw or a buckle, and the model holder (3) is fixed on the base (1) by a screw or a buckle.
  3. 3. The device of claim 1, wherein the number of cameras (5) arranged on the support (2) is 1-6, the direction of the lenses of the cameras (5) is adjustable, the cameras (5) are connected with the display screen, and the cameras (5) are fixed on the cross beam (22) and the underframe (23) through buckles.
  4. 4. Device according to claim 2, characterized in that at least one camera (5) is arranged on the holder body (21), the cross beam (22) and the chassis (23), respectively, wherein the camera arranged on the chassis (23) is located below the heart model (31).
  5. 5. The device according to claim 2, characterized in that the cameras (5) arranged on the underframe (23) are X-ray fields of view, the cameras (5) on the bracket main body (21) and the cross beam (22) are ultrasound fields of view with different angles, and the positions of the cameras can be configured and adjusted according to different heart models (31).
  6. 6. Device according to claim 1, characterized in that the base (1) is provided with a through hole (12), the through hole (12) is used for placing a camera mounted on a chassis (23), the edge of the base (1) is also provided with a groove (13), and the groove (13) is connected with a base (61) of a blood vessel model (6).
  7. 7. The device according to claim 2, characterized in that the vessel model (6) consists of a base (61), a vessel (62) and a vessel support (63).
  8. 8. The device of claim 4, wherein the camera can be used in conjunction with display software vMix to enable overlapping matching of ultrasound or X-ray images during a real patient procedure with images acquired by a real-time heart model.

Description

External simulation demonstration device for structural heart disease interventional medical instrument Technical Field The utility model relates to the technical field of in-vitro simulation demonstration of interventional medical instruments, in particular to in-vitro performance research and operation demonstration training of a valve disease instrument for transcatheter interventional therapy, and particularly relates to an in-vitro simulation demonstration device of a structural heart disease interventional medical instrument. Background Treatment of heart valve diseases, such as tricuspid regurgitation, mitral regurgitation, aortic stenosis/regurgitation, and the like, by minimally invasive interventions is currently the most rapidly evolving technique in this field. Compared with the traditional operation, the method has the advantages of small wound, short postoperative recovery time, suitability for elderly patients who cannot bear surgical chest opening risks, and the like. However, for such interventional medical devices, there is no good in vitro simulation device to verify the feasibility of product performance during early performance studies of the product. Meanwhile, in the later clinical test of the product or in marketing popularization, the simulation training and training of the operation of the instruments and the operation flow of the operator cannot be well completed. Patent application CN212208704U provides a structural heart disease intervention training model, which comprises a fixed seat and a cardiovascular model placed inside the fixed seat, wherein the cardiovascular model comprises a heart module and a blood vessel module, and the model has the effects of helping doctors learn to master the skill of the operation and shortening the learning curve of the operation. The patent application CN116453408A also provides a structural heart disease intervention training model, the heart model is arranged in the model, femoral vein puncture training can be carried out on an operator by arranging the human body model and the front cavity model, training difficulty can be correspondingly adjusted for people with different proficiency, the training module is gradually improved, the practicability of the training module is enhanced, the positions of gaps on a display screen at intervals of an observation room can be achieved by arranging cameras on the inner walls of a right ventricle model and a left ventricle, and the gaps are fully observed from the display screen when the gaps are blocked, so that a contrast image in the blocking operation process is simulated, and the successful operation of the operation simulation process is ensured. Disclosure of utility model In view of the above state of the art, the present utility model aims to provide a simulation device that can be used for in vitro performance research of heart valve interventional medical devices, and at the same time, the device can also be used for in vitro instrument operation training and operation procedure training of operators. In the early development process of the transcatheter interventional medical device for treating heart valve diseases, the product can be tested on the simulation device, and the performance of the product is evaluated by observing the operation process of the product and the real-time state of the device in the heart in real time. In addition, the utility model can also be used for demonstrating products, training the operation of the instruments of operators, the operation flow and the like. The utility model discloses a simulation device for in-vitro performance research of a heart valve interventional medical instrument, which comprises a base, a support and a model fixer, wherein the model fixer is positioned in the support, and a camera is arranged on the support, and optionally, the simulation device also comprises cameras at other positions. In the in-vitro simulation demonstration device for the interventional therapy of the structural heart disease, the model which can be fixed by the model fixer comprises a heart model, a right heart system model, a left heart system model, an aortic valve model or a pulmonary valve model or a detachable valve leaflet model, wherein the valve leaflet model comprises a mitral valve leaflet or a tricuspid valve leaflet model, and the tricuspid valve She Moxing is fixed on the model fixer through a chute and inserted into the heart model, so that the mitral valve leaflet or the tricuspid valve leaflet model can be detached and replaced according to requirements. In the present utility model, as one embodiment, the leaflet model is a tricuspid leaflet model. In the utility model, as one of the implementation modes, the bracket comprises a bracket main body, a cross beam and a bottom frame, wherein the bracket is fixed on a base through a screw or a buckle, and the model fixer is positioned in the bracket and is fixed on the base through the screw or the