CN214857212U

CN214857212U - Forceps for cardiac surgery

Info

Publication number: CN214857212U
Application number: CN202023210061.0U
Authority: CN
Inventors: 苑小娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-26
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a tweezers for cardiac surgery, including tweezers body, stop gear and coupling mechanism, stop gear sets up on the tweezers body, coupling mechanism sets up on the tweezers body, stop gear includes spacing frame, the quantity of spacing frame is two and installs respectively in the left and right sides of tweezers body. The utility model discloses a spacing frame, the connecting plate, the pull ring, the dead lever, the fly leaf, mutually supporting of block rubber and buffer spring, thereby the steadiness between tweezers and user's hand when using has been improved, thereby there is the risk that drops when avoiding the handheld tweezers of user, greatly reduced the potential safety hazard that exists when performing the operation, the practicality is greatly improved, through the arc shell, mutually supporting of coupling spring and arc piece, avoid tweezers often can be because of too big emergence deformation can't accomplish and reset hard in the use, thereby avoid influencing the normal use of tweezers, bring very big facility for the user.

Description

Forceps for cardiac surgery

Technical Field

The utility model relates to a tweezers technical field specifically is a tweezers are used in cardiac surgery operation.

Background

Cardiac surgery is a younger subject in the branch of surgery, primarily for the treatment of heart disease by surgery, such as heart bypass surgery, congenital heart disease surgery, valve replacement, etc. The common heart diseases to be treated are: congenital heart disease, valvular heart disease, coronary heart disease, thoracic aortic aneurysm, pericardial disease, heart tumor, etc. Wherein forceps are often required to assist the surgeon in performing the grasping procedure during cardiac surgery. The surgical forceps are used for clamping tissues, are beneficial to dissection and suturing and have different lengths. The pointed end of tweezers divide into there is the tooth and does not have the tooth (flat tweezers) two kinds, but common newly-increased tweezers for surgical operation are inconvenient to its use, mainly operate through doctor's handheld when using to lead to tweezers to have the risk that drops, greatly increased the potential safety hazard that exists when performing the operation, thereby greatly reduced the practicality, brought very big inconvenience for the user, for this reason, we provide tweezers for a cardiac surgery for the operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tweezers are used in cardiac surgery to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: forceps for cardiac surgery comprise a forceps body, a limiting mechanism and a connecting mechanism, wherein the limiting mechanism is arranged on the forceps body;

the limiting mechanism comprises two limiting frames, the two limiting frames are respectively installed on the left side and the right side of the tweezers body, a connecting plate is arranged on one side, away from the tweezers body, of each limiting frame, a pull ring is installed on one side, away from the limiting frames, of each connecting plate, a fixing rod is installed on one side, close to the limiting frames, of each connecting plate, one end, close to the limiting frames, of each fixing rod penetrates through the limiting frames and extends into the limiting frames, a movable plate is installed on one end, away from the pull ring, of each fixing rod, a rubber block is installed on one side, away from the fixing rods, of each movable plate, and two buffer springs are installed on one side, close to the limiting frames, of each connecting plate;

coupling mechanism includes the arc shell, the inboard at the tweezers body is installed to the arc shell, coupling spring is installed in the left side of arc shell inner wall, coupling spring's right-hand member install with the arc piece of arc shell looks adaptation, the right side of arc piece runs through the arc shell and extends to its outside, one side and tweezers body fixed connection that the arc piece is close to the tweezers body.

Preferably, one side of the movable plate close to the inner wall of the limiting frame is in sliding connection with the inner wall of the limiting frame.

Preferably, one side of the rubber block close to the forceps body is contacted with the forceps body.

Preferably, one end of the buffer spring close to the limiting frame is fixedly connected with the limiting frame.

Preferably, one side of the arc-shaped block, which is close to the inner wall of the arc-shaped shell, is in sliding connection with the inner wall of the arc-shaped shell.

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

the utility model discloses a spacing frame, the connecting plate, the pull ring, the dead lever, the fly leaf, mutually supporting of block rubber and buffer spring, thereby the steadiness between tweezers and user's hand when using has been improved, thereby there is the risk that drops when avoiding the handheld tweezers of user, greatly reduced the potential safety hazard that exists when performing the operation, the practicality is greatly improved, through the arc shell, mutually supporting of coupling spring and arc piece, avoid tweezers often can be because of too big emergence deformation can't accomplish and reset hard in the use, thereby avoid influencing the normal use of tweezers, bring very big facility for the user.

Drawings

FIG. 1 is a structural section view in elevation of the present invention;

FIG. 2 is an enlarged view of a portion of A-A of FIG. 1 according to the present invention;

fig. 3 is a schematic structural diagram of the front view of the present invention.

In the figure: the forceps comprise a forceps body 1, a limiting mechanism 2, a limiting frame 21, a connecting plate 22, a pull ring 23, a fixing rod 24, a movable plate 25, a rubber block 26, a buffer spring 27, a connecting mechanism 3, an arc-shaped shell 31, a connecting spring 32 and an arc-shaped block 33.

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.

Referring to fig. 1-3, a forceps for cardiac surgery comprises a forceps body 1, a limiting mechanism 2 and a connecting mechanism 3, wherein the limiting mechanism 2 is disposed on the forceps body 1, and the connecting mechanism 3 is disposed on the forceps body 1.

The limiting mechanism 2 comprises limiting frames 21, the number of the limiting frames 21 is two, the limiting frames 21 are respectively arranged at the left side and the right side of the tweezers body 1, one side of the limiting frame 21, which is far away from the tweezers body 1, is provided with a connecting plate 22, one side of the connecting plate 22, which is far away from the limiting frame 21, is fixedly connected with a pull ring 23, one side of the connecting plate 22, which is near to the limiting frame 21, is fixedly connected with a fixed rod 24, one end of the fixed rod 24, which is near to the limiting frame 21, penetrates through the limiting frame 21 and extends into the tweezers body, one end of the fixed rod 24, which is far away from the pull ring 23, is fixedly connected with a movable plate 25, one side of the movable plate 25, which is near to the inner wall of the limiting frame 21, is slidably connected with the inner wall of the limiting frame 21, one side of the movable plate 25, which is far away from the fixed rod 24, is fixedly connected with a rubber block 26, one side of the rubber block 26, which is near to the tweezers body 1, is mutually contacted with the tweezers body 1, one side of the connecting plate 22, is fixedly connected with two buffer springs 27, one end of the buffer spring 27 close to the limiting frame 21 is fixedly connected with the limiting frame 21.

The connecting mechanism 3 comprises an arc-shaped shell 31, the arc-shaped shell 31 is installed at the inner side of the tweezers body 1, the left side of the inner wall of the arc-shaped shell 31 is fixedly connected with a connecting spring 32, the right end of the connecting spring 32 is fixedly connected with an arc-shaped block 33 matched with the arc-shaped shell 31, the right side of the arc-shaped block 33 penetrates through the arc-shaped shell 31 and extends to the outside of the arc-shaped shell, one side of the arc-shaped block 33 close to the tweezers body 1 is fixedly connected with the tweezers body 1, one side of the arc-shaped block 33 close to the inner wall of the arc-shaped shell 31 is in sliding connection with the inner wall of the arc-shaped shell 31, and through the mutual matching of the limiting frame 21, the connecting plate 22, the pull ring 23, the fixed rod 24, the movable plate 25, the rubber block 26 and the buffer spring 27, the stability between the tweezers and the hands of a user during use is improved, thereby avoiding the risk of dropping when the user holds the tweezers, greatly reducing the potential safety hazard during the operation, and greatly improving the practicability, through mutually supporting of arc shell 31, coupling spring 32 and arc piece 33, avoid tweezers often can be because of exerting oneself too big deformation and can't accomplish and reset in the use to avoid influencing tweezers's normal use, bring very big facility for the user.

During the use, pulling pull ring 23, pull ring 23 drives dead lever 24 through connecting plate 22 and keeps away from spacing frame 21 motion, dead lever 24 drives rubber block 26 and spacing frame 21 through fly leaf 25 and takes place to separate, then put into the inside of spacing frame 21 to the finger, then loosen pull ring 23, through buffer spring 27's resilience that resumes, make buffer spring 27 drive connecting plate 22 and be close to spacing frame 21 motion, connecting plate 22 drives rubber block 26 through dead lever 24 and fly leaf 25 and is close to finger motion, thereby finger is fixed and spacing, when using tweezers, make tweezers drive arc piece 33 and extrude connecting spring 32 motion in arc shell 31.

In summary, the following steps: the tweezers for the cardiac surgery solve the problems in the background technology through the mutual matching of the limiting frame 21, the connecting plate 22, the pull ring 23, the fixed rod 24, the movable plate 25, the rubber block 26 and the buffer spring 27 and the mutual matching of the arc-shaped shell 31, the connecting spring 32 and the arc-shaped block 33.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heart surgical forceps, includes forceps body (1), stop gear (2) and coupling mechanism (3), its characterized in that: the limiting mechanism (2) is arranged on the forceps body (1), and the connecting mechanism (3) is arranged on the forceps body (1);

the limiting mechanisms (2) comprise two limiting frames (21), the two limiting frames (21) are respectively arranged at the left side and the right side of the forceps body (1), a connecting plate (22) is arranged on one side of the limiting frame (21) far away from the tweezers body (1), a pull ring (23) is arranged on one side of the connecting plate (22) far away from the limiting frame (21), a fixing rod (24) is arranged on one side of the connecting plate (22) close to the limiting frame (21), one end of the fixing rod (24) close to the limiting frame (21) penetrates through the limiting frame (21) and extends into the limiting frame, a movable plate (25) is arranged at one end of the fixed rod (24) far away from the pull ring (23), a rubber block (26) is arranged on one side of the movable plate (25) far away from the fixed rod (24), two buffer springs (27) are mounted on one side, close to the limiting frame (21), of the connecting plate (22);

coupling mechanism (3) include arc shell (31), the inboard at tweezers body (1) is installed in arc shell (31), coupling spring (32) are installed in the left side of arc shell (31) inner wall, the arc piece (33) with arc shell (31) looks adaptation are installed to the right-hand member of coupling spring (32), the right side of arc piece (33) is run through arc shell (31) and is extended to its outside, one side and tweezers body (1) fixed connection that arc piece (33) are close to tweezers body (1).

2. Forceps for cardiac surgery as claimed in claim 1, characterized in that: one side of the movable plate (25) close to the inner wall of the limiting frame (21) is connected with the inner wall of the limiting frame (21) in a sliding mode.

3. Forceps for cardiac surgery as claimed in claim 2, characterized in that: one side of the rubber block (26) close to the tweezers body (1) is contacted with the tweezers body (1).

4. Forceps for cardiac surgery as claimed in claim 3, characterized in that: one end of the buffer spring (27) close to the limiting frame (21) is fixedly connected with the limiting frame (21).

5. Forceps for cardiac surgery as claimed in claim 4, characterized in that: one side of the arc-shaped block (33) close to the inner wall of the arc-shaped shell (31) is connected with the inner wall of the arc-shaped shell (31) in a sliding manner.