CN211300150U

CN211300150U - Connecting rod mechanism on medical blood vessel anastomat

Info

Publication number: CN211300150U
Application number: CN201921225599.3U
Authority: CN
Inventors: 刘丽娜
Original assignee: Huarong Kechuang Biotechnology Tianjin Co ltd
Current assignee: Huarong Kechuang Biotechnology Tianjin Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-08-21
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a link mechanism on a medical vascular anastomat, in particular to the technical field of medical instruments, which comprises a connecting rod, wherein a pushing mechanism is fixedly arranged on one side of the connecting rod; the pushing mechanism comprises a pushing block, a spring is sleeved on the outer side of the connecting rod, a positioning sliding block is fixedly arranged at the top and the bottom of the pushing block, a ball is fixedly arranged on the surface of the positioning sliding block, a positioning shell is arranged at the top of the positioning sliding block, a positioning sliding groove is formed in the inner wall of the positioning shell, the pushing block is slidably connected with the positioning shell, and a connecting rod is fixedly arranged on the front face and the back face of the pushing block. The utility model discloses a set up pushing mechanism, promote the piece and drive the connecting rod and promote the extension rod and slide in directional section of thick bamboo is inside, promote the piece simultaneously and extrude the spring, can carry out two-way connecting rod and remove, promote the stability of connecting rod promotion dynamics, hand interchange about carrying out among the convenient operation process has increased connecting rod displacement, improves the identical effect of anastomat.

Description

Connecting rod mechanism on medical blood vessel anastomat

Technical Field

The utility model relates to the technical field of medical equipment, more specifically say, the utility model relates to a link mechanism on medical vascular anastomat.

Background

The anastomat is the first stapler in the world, is used for gastrointestinal anastomosis for nearly one century, and is widely used for gastrointestinal surgery until 1978, generally divided into a disposable or reusable anastomat and an imported or domestic anastomat, which is a device used in medicine to replace traditional manual suturing.

Due to the development of modern science and technology and the improvement of manufacturing technology, the anastomat used clinically at present has reliable quality, convenient use, tightness and proper tightness, particularly has the advantages of quick suture, simple and convenient operation and few side effects and operation complications, can cut the focus of a tumor operation which cannot be cut in the past, and is popular and advocated by clinical surgeons at home and abroad.

The connecting rod structure on the traditional medical blood vessel anastomat can only be used for carrying out one-way holding operation, and the moving distance of the connecting rod is small, so that the anastomosis effect of the anastomat is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a link mechanism on medical vascular anastomat, through setting up pushing mechanism, it promotes the extension rod and slides in directional section of thick bamboo inside to promote the piece, it extrudees the spring to promote the piece simultaneously, it promotes the piece and resets to loosen spring promotion behind the first barre, can carry out two-way connecting rod and remove, promote the stability of connecting rod promotion dynamics, hand interchange about making things convenient for the operation in-process, connecting rod displacement has been increased, improve the identical effect of anastomat, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a link mechanism on a medical vascular anastomat comprises a link, wherein a pushing mechanism is fixedly arranged on one side of the link;

the pushing mechanism comprises a pushing block, a spring is sleeved on the outer side of the connecting rod, a positioning sliding block is fixedly arranged at the top and the bottom of the pushing block, a ball is fixedly arranged on the surface of the positioning sliding block, a positioning shell is arranged at the top of the positioning sliding block, a positioning sliding groove is formed in the inner wall of the positioning shell, the pushing block is in sliding connection with the positioning shell, a connecting rod is fixedly arranged on the front surface and the back surface of the pushing block, a sliding opening is formed in the front surface and the back surface of the positioning shell, the connecting rod is in sliding connection with the sliding opening, a first handle is fixedly arranged at one end of the connecting rod, and a second handle is fixedly arranged.

In a preferred embodiment, one side of the positioning shell is provided with an adjusting mechanism, the adjusting mechanism comprises a positioning cylinder, one side of the positioning cylinder is fixedly provided with a bearing, the bearing is fixedly connected with the first positioning shell, and the inner wall of the positioning cylinder is provided with a guide groove.

In a preferred embodiment, a guide block is arranged inside the guide groove, and the guide block is slidably connected with the guide groove.

In a preferred embodiment, an extension rod is fixedly arranged at the bottom of the guide block, and a connecting shell is fixedly arranged on one side of the extension rod.

In a preferred embodiment, the connecting shell is internally provided with an adjusting block, and one side of the connecting shell is provided with an opening.

In a preferred embodiment, an engaging rod is fixedly arranged on one side of the adjusting block, and the engaging rod is fixedly connected with a connecting rod.

In a preferred embodiment, the orientation cylinder portion and the bottom portion are each fixedly provided with a third bar.

In a preferred embodiment, the connecting rod and the spring are fixedly connected with the pushing block, and the positioning sliding block is slidably connected with the positioning sliding groove.

The utility model discloses a technological effect and advantage:

1. through the arrangement of the pushing mechanism, the first rod drives the pushing block to slide in the positioning shell through the connecting rod, meanwhile, the pushing block drives the positioning sliding block to slide in the positioning sliding groove, so that the moving track of the pushing block is limited, the ball arranged on the surface of the positioning sliding block improves the moving efficiency of the positioning sliding block in the positioning sliding groove, then, the pushing block drives the connecting rod to push the extension rod to slide in the positioning cylinder, meanwhile, the pushing block extrudes the spring, bidirectional connecting rod movement can be performed, the stability of the pushing force of the connecting rod is improved, left and right hand exchange in the operation process is facilitated, the moving distance of the connecting rod is increased, and the anastomosis effect of the anastomat is improved;

2. through setting up adjustment mechanism, drive the location shell through the second barre and rotate, the connecting rod drives the regulating block through linking the pole and is rotatory inside the connecting shell, and the guide block slides inside the guide way during extension rod horizontal migration to fix a position the removal orbit of extension rod, avoid the extension rod to rotate simultaneously, can carry out the rotation regulation of multi-angle at the in-process that the connecting rod removed to the position of location shell, reduce the influence to the anastomat.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic view of a partial structure of the part a in fig. 2 according to the present invention.

Fig. 4 is a schematic view of a partial structure of the part B in fig. 2 according to the present invention.

Fig. 5 is a perspective view of the positioning shell of the present invention.

The reference signs are: the device comprises a connecting rod 1, a pushing mechanism 2, a pushing block 3, a spring 4, a positioning sliding block 5, a ball 6, a positioning shell 7, a positioning sliding groove 8, a connecting rod 9, a sliding opening 10, a first handle 11, a second handle 12, an adjusting mechanism 13, a directional cylinder 14, a bearing 15, a guide groove 16, a guide block 17, an extension rod 18, a connecting shell 19, an adjusting block 20, an opening 21, an engaging rod 22 and a third handle 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The link mechanism on the medical blood vessel anastomat as shown in the attached drawings 1-5 comprises a link 1, wherein a pushing mechanism 2 is fixedly arranged on one side of the link 1;

the pushing mechanism 2 comprises a pushing block 3, a spring 4 is sleeved outside the connecting rod 1, positioning sliders 5 are fixedly arranged at the top and the bottom of the pushing block 3, balls 6 are fixedly arranged on the surfaces of the positioning sliders 5, a positioning shell 7 is arranged at the top of the positioning slider 5, a positioning chute 8 is arranged on the inner wall of the positioning shell 7, the pushing block 3 is in sliding connection with the positioning shell 7, connecting rods 9 are fixedly arranged on the front side and the back side of the pushing block 3, sliding openings 10 are respectively arranged on the front side and the back side of the positioning shell 7, the connecting rods 9 are in sliding connection with the sliding openings 10, a first handle rod 11 is fixedly arranged at one end of each connecting rod 9, and a second handle rod 12 is fixedly arranged on the back side and the front side of the;

the connecting rod 1 and the spring 4 are both fixedly connected with the pushing block 3, and the positioning sliding block 5 is slidably connected with the positioning sliding groove 8.

The implementation mode is specifically as follows: holding first pole 11 and second pole 12 during the use, first pole 11 drives through connecting rod 9 and promotes piece 3 and slide in location shell 7 is inside, it drives location slider 5 and slides in location spout 8 simultaneously to promote piece 3, thereby prescribe a limit to the movement track that promotes piece 3, ball 6 that location slider 5 surface was equipped with promotes the activity efficiency of location slider 5 in location spout 8 is inside, later promote piece 3 and drive connecting rod 1 and promote extension rod 18 and slide in directional section of thick bamboo 14 is inside, it extrudees spring 4 simultaneously to promote piece 3, spring 4 promotes and promotes piece 3 and resets after loosening first pole 11, can carry out two-way connecting rod 1 and remove, promote the stability of connecting rod 1 promotion dynamics, make things convenient for the operation in-process to control the hand and trade, connecting rod 1 displacement has been increased, improve the identical effect of anastomat.

The link mechanism on the medical blood vessel anastomat as shown in fig. 3 further comprises an adjusting mechanism 13, the adjusting mechanism 13 is arranged on one side of the positioning shell 7, the adjusting mechanism 13 comprises a directional cylinder 14, a bearing 15 is fixedly arranged on one side of the directional cylinder 14, the bearing 15 is fixedly connected with the positioning shell 7, and a guide groove 16 is arranged on the inner wall of the directional cylinder 14;

a guide block 17 is arranged in the guide groove 16, and the guide block 17 is connected with the guide groove 16 in a sliding manner;

an extension rod 18 is fixedly arranged at the bottom of the guide block 17, and a connecting shell 19 is fixedly arranged on one side of the extension rod 18;

an adjusting block 20 is arranged in the connecting shell 19, and an opening 21 is formed in one side of the connecting shell 19;

a connecting rod 22 is fixedly arranged on one side of the adjusting block 20, and the connecting rod 22 is fixedly connected with the connecting rod 1;

the top and the bottom of the directional cylinder 14 are both fixedly provided with a third bar 23.

The implementation mode is specifically as follows: holding third barre 23 simultaneously, later drive location shell 7 through second barre 12 and rotate, when location shell 7 was rotatory, connecting rod 1 drove regulating block 20 through linking pole 22 and is connecting 19 internal rotations, guide block 17 slides in guide way 16 during extension rod 18 horizontal migration to fix a position the removal orbit of extension rod 18, avoid extension rod 18 to rotate simultaneously, can carry out the rotation regulation of multi-angle to the position of location shell 7 at the in-process that connecting rod 1 removed, reduce the influence to the anastomat.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, by arranging the pushing mechanism 2, when in use, a first rod 11 and a second rod 12 are held, the first rod 11 drives the pushing block 3 to slide in the positioning shell 7 through the connecting rod 9, meanwhile, the pushing block 3 drives the positioning slide block 5 to slide in the positioning slide groove 8, so that the moving track of the pushing block 3 is limited, the ball 6 arranged on the surface of the positioning slide block 5 improves the moving efficiency of the positioning slide block 5 in the positioning slide groove 8, then, the pushing block 3 drives the connecting rod 1 to push the extension rod 18 to slide in the positioning cylinder 14, meanwhile, the pushing block 3 extrudes the spring 4, after the first rod 11 is loosened, the spring 4 pushes the pushing block 3 to reset, the bidirectional connecting rod 1 can move, the stability of the pushing force of the connecting rod 1 is improved, the left-right hand exchange is convenient in the operation process, and the moving distance of the connecting rod 1 is, the anastomosis effect of the anastomat is improved;

referring to the attached drawing 3 in the specification, by arranging the adjusting mechanism 13, the third handle 23 is held at the same time, then the second handle 12 drives the positioning shell 7 to rotate, when the positioning shell 7 rotates, the connecting rod 1 drives the adjusting block 20 to rotate inside the connecting shell 19 through the connecting rod 22, when the extending rod 18 moves horizontally, the guide block 17 slides inside the guide groove 16, so that the moving track of the extending rod 18 is positioned, the extending rod 18 is prevented from rotating at the same time, the position of the positioning shell 7 can be rotationally adjusted in multiple angles in the moving process of the connecting rod 1, and the influence on the anastomat is reduced.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a link mechanism on medical vascular anastomat, includes connecting rod (1), its characterized in that: a pushing mechanism (2) is fixedly arranged on one side of the connecting rod (1);

the pushing mechanism (2) comprises a pushing block (3), a spring (4) is sleeved on the outer side of the connecting rod (1), the top and the bottom of the pushing block (3) are both fixedly provided with a positioning slide block (5), the surface of the positioning slide block (5) is fixedly provided with a ball (6), a positioning shell (7) is arranged at the top of the positioning slide block (5), a positioning sliding groove (8) is arranged on the inner wall of the positioning shell (7), the pushing block (3) is connected with the positioning shell (7) in a sliding way, the front and the back of the pushing block (3) are both fixedly provided with a connecting rod (9), the front and the back of the positioning shell (7) are both provided with sliding openings (10), the connecting rod (9) is connected with the sliding openings (10) in a sliding way, one end of the connecting rod (9) is fixedly provided with a first handle rod (11), and the back and the front of the positioning shell (7) are both fixedly provided with a second handle rod (12).

2. The link mechanism of the medical blood vessel anastomat as claimed in claim 1, wherein: positioning shell (7) one side is equipped with adjustment mechanism (13), adjustment mechanism (13) are including directional section of thick bamboo (14), directional section of thick bamboo (14) one side is fixed and is equipped with bearing (15), bearing (15) and positioning shell (7) a fixed connection, directional section of thick bamboo (14) inner wall is equipped with guide way (16).

3. The link mechanism of the medical blood vessel anastomat as claimed in claim 2, wherein: a guide block (17) is arranged in the guide groove (16), and the guide block (17) is connected with the guide groove (16) in a sliding mode.

4. The link mechanism of the medical blood vessel anastomat as claimed in claim 3, wherein: the fixed extension rod (18) that is equipped with in guide block (17) bottom, extension rod (18) one side is fixed and is equipped with connecting shell (19).

5. The link mechanism of the medical blood vessel anastomat as claimed in claim 4, wherein: the connecting shell (19) is internally provided with an adjusting block (20), and one side of the connecting shell (19) is provided with an opening (21).

6. The link mechanism of the medical blood vessel anastomat as claimed in claim 5, wherein: a connecting rod (22) is fixedly arranged on one side of the adjusting block (20), and the connecting rod (22) is fixedly connected with the connecting rod (1).

7. The link mechanism of the medical blood vessel anastomat as claimed in claim 2, wherein: and third rods (23) are fixedly arranged at the top and the bottom of the directional cylinder (14).

8. The link mechanism of the medical blood vessel anastomat as claimed in claim 1, wherein: the connecting rod (1) and the spring (4) are both fixedly connected with the pushing block (3), and the positioning sliding block (5) is in sliding connection with the positioning sliding groove (8).