CN210903151U

CN210903151U - Mitral valve drag hook for cardiac surgery

Info

Publication number: CN210903151U
Application number: CN201921502236.XU
Authority: CN
Inventors: 赵飞
Original assignee: SHANGHAI GUOSONG MEDICAL TECHNOLOGY CO LTD
Current assignee: SHANGHAI GUOSONG MEDICAL TECHNOLOGY CO LTD
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-07-03
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a mitral valve drag hook for cardiac surgery, including drag hook body and interior protruding circular muscle, the drag hook body includes ring, lower ring and connecting rod, be equipped with the opening on the circumference of ring and lower ring, the opening part is equipped with two connecting rods that are parallel to each other and distribute, the upper end of connecting rod and the opening fixed connection of last ring, the lower extreme of connecting rod and the opening fixed connection of ring down, the lateral wall of drag hook body is equipped with interior protruding circular muscle, the both ends of interior protruding circular muscle respectively with last ring and ring fixed connection down, interior protruding circular muscle evenly distributed is in the edge of drag hook body. The utility model discloses an adopt the medical nylon materials preparation drag hook body of high elasticity polymer, conveniently put into the heart incision with the drag hook body in, be convenient for support the heart incision, offer convenience for doctor's operation, the volume is less simultaneously, simple structure, and it is nimble convenient to use, easy and simple to handle, safe effective.

Description

Mitral valve drag hook for cardiac surgery

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a mitral valve retractor for cardiac surgery.

Background

At present, when a hospital performs minimally invasive cardiac surgery, a plurality of auxiliary thin lines are used in advance to pull open cardiac incisions in different directions so as to fully expose surgical focuses in the heart. This secondary operation is time consuming and difficult, and occasionally, the secondary thread may pull the incision open.

Therefore, the market needs to have a special novel device which is small, exquisite, flexible, high in applicability, low in manufacturing cost, simple to operate, safe, effective and capable of shortening the operation time to replace the existing operation state, and the special novel device is used by doctors in hospitals when heart operations are performed. For this reason, a new technical solution needs to be designed for solution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mitral valve drag hook for cardiac surgery makes the drag hook body through the medical nylon materials preparation of polymer that adopts high elasticity, conveniently puts into the heart incision with the drag hook body in, is convenient for support the heart incision, offers convenience for doctor's operation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mitral valve drag hook for cardiac surgery, includes drag hook body and interior protruding circular muscle, the drag hook body includes ring, lower ring and connecting rod, be equipped with the opening on the circumference of ring and lower ring, the opening part is equipped with two connecting rods that distribute parallel to each other, the upper end of connecting rod and the opening fixed connection of last ring, the lower extreme of connecting rod and the opening fixed connection of ring down, the lateral wall of drag hook body is equipped with interior protruding circular muscle, the both ends of interior protruding circular muscle respectively with last ring and ring fixed connection down, interior protruding circular muscle evenly distributed is in the edge of drag hook body.

As an improvement of the technical proposal, the height of the drag hook body is larger than the depth of an atrium inner cavity.

As an improvement of the technical scheme, the distance between the connecting rods is 5-10 mm.

As an improvement of the technical scheme, the drag hook body is conical, and the diameter of the upper circular ring is larger than that of the lower circular ring.

As an improvement of the technical scheme, the drag hook body is integrally formed by high-elasticity high-polymer medical nylon materials, and is of a thin-wall elastic structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an adopt the medical nylon materials preparation drag hook body of high elasticity polymer, conveniently put into the heart incision with the drag hook body in, be convenient for support the heart incision, offer convenience for doctor's operation, the volume is less simultaneously, simple structure, and it is nimble convenient to use, easy and simple to handle, safe effective.

Drawings

Fig. 1 is a schematic side view of the mitral valve retractor for cardiac surgery according to the present invention;

fig. 2 is a schematic view of the overhead structure of the mitral valve retractor for cardiac surgery of the present invention.

In the figure: the retractor comprises a retractor body-1, an inner convex circular rib-2, an upper circular ring-3, a lower circular ring-4, a connecting rod-5 and an opening-6.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to fig. 1-2, the present invention provides a technical solution: the utility model provides a mitral valve drag hook for cardiac surgery, includes drag hook body 1 and interior protruding circular muscle 2, drag hook body 1 includes ring 3, lower ring 4 and connecting rod 5, be equipped with opening 6 on the circumference of ring 3 and lower ring 4, opening 6 department is equipped with two connecting rod 5 of mutual parallel distribution, the upper end of connecting rod 5 and the opening 6 fixed connection of last ring 3, the lower extreme of connecting rod 5 and the opening 6 fixed connection of lower ring 4, the lateral wall of drag hook body 1 is equipped with interior protruding circular muscle 2, the both ends of interior protruding circular muscle 2 respectively with last ring 3 and lower ring 4 fixed connection, interior protruding circular muscle 2 evenly distributed is in the edge of drag hook body 1.

In a further improvement mode, the height of the drag hook body is greater than the depth of the atrium inner cavity, and the height of the drag hook body is greater than the depth of the atrium inner cavity, so that a part of the drag hook body 1 is still exposed out of the heart after being inserted into a cardiac incision, a doctor can conveniently perform an operation, and the drag hook body 1 can be conveniently taken out of the heart.

In a further improvement mode, the distance between the connecting rods 5 is 5-10mm, and the openings 6 with certain width are formed in the surfaces of the upper ring 3 and the lower ring 4 by controlling the distance between the connecting rods 5 to be 5-10mm, so that the retractor body 1 is convenient to wind.

In a further improvement, as shown in fig. 1-2, the retractor body 1 is conical, the diameter of the upper ring 3 is larger than that of the lower ring 4, and the diameter of the upper ring 3 is larger than that of the lower ring 4, so that the lower end of the retractor body 1 can conveniently open a cardiac incision to expose a focus in the heart, and a doctor can conveniently perform an operation at the upper end.

The improved retractor comprises a retractor body 1, wherein the retractor body 1 is made of high-elasticity polymer medical nylon materials in an integrated mode, the retractor body 1 is of a thin-wall elastic structure, the retractor body 1 is made of the high-elasticity polymer medical nylon materials, the retractor body 1 can be automatically restored to the original state after being rolled into the heart, and the heart incision is conveniently supported.

The utility model discloses a drag hook body-1, interior protruding circular muscle-2, go up ring-3, lower ring-4, connecting rod-5, opening-6, the part that the part is general standard component or technical staff in the field knows, its structure and principle all can all learn through the technical manual or learn through conventional experimental method for this technical staff, the utility model discloses an adopt the medical nylon materials preparation drag hook body 1 of high elasticity, conveniently put into the heart incision with drag hook body 1, be convenient for support the heart incision, bring the facility for doctor's operation, the volume is less simultaneously, simple structure, and it is nimble convenient to use, easy and simple to handle, safe effective.

The utility model discloses when using, it is little earlier with retractor body 1 inside book, 4 diameters of ring are about 2 centimetres to down, can put into the heart incision of cutting in advance, insert the heart and reach the bottom, then release retractor body 1 that has rolled up little, make it bounce off because of elastic action, resume to original condition, thereby strut the heart incision, make the focus of heart inside fully show in retractor body 1 inside round hole, can carry out corresponding operation treatment, after the operation, the doctor outwards takes out retractor body 1, then carry out other postoperative operations.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a mitral valve drag hook for cardiac surgery, includes drag hook body (1) and protruding circular muscle (2) in interior, its characterized in that: the retractor body (1) comprises an upper ring (3), a lower ring (4) and connecting rods (5), openings (6) are formed in the circumferences of the upper ring (3) and the lower ring (4), the two connecting rods (5) are arranged at the positions of the openings (6) and are distributed in parallel, the upper ends of the connecting rods (5) are fixedly connected with the openings (6) of the upper ring (3), the lower ends of the connecting rods (5) are fixedly connected with the openings (6) of the lower ring (4), inward convex circular ribs (2) are arranged on the side wall of the retractor body (1), the two ends of the inward convex circular ribs (2) are fixedly connected with the upper ring (3) and the lower ring (4) respectively, and the inward convex circular ribs (2) are uniformly distributed at the edge of the retractor body (1).

2. The mitral valve retractor for cardiac surgery as claimed in claim 1, wherein: the height of the drag hook body (1) is greater than the depth of the atrium inner cavity.

3. The mitral valve retractor for cardiac surgery as claimed in claim 1, wherein: the distance between the connecting rods (5) is 5-10 mm.

4. The mitral valve retractor for cardiac surgery as claimed in claim 1, wherein: the drag hook body (1) is conical, and the diameter of the upper circular ring (3) is larger than that of the lower circular ring (4).

5. The mitral valve retractor for cardiac surgery as set forth in claim 4, wherein: the draw hook body (1) is integrally formed by high-elasticity polymer medical nylon materials, and the draw hook body (1) is of a thin-wall elastic structure.