CN211355690U

CN211355690U - Ligature clamp applying clamp

Info

Publication number: CN211355690U
Application number: CN201921353417.0U
Authority: CN
Inventors: 李向松; 叶林; 吴毅忠; 王孟翔; 鲍善斌
Original assignee: Hangzhou Yuhao Technology Co ltd
Current assignee: Hangzhou Yuhao Technology Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-08-28
Anticipated expiration: 2029-08-20

Abstract

The utility model relates to a ligature clamp clip applier, in order to solve the problem that binding clip leads to the wound to enlarge among the prior art easily, proposed a technical scheme and be: a ligature clamp applicator comprises a clamp head, a handle, a runner seat and a clamp rod; the runner seat is connected to the handle; the clamp rod is connected to the rotating wheel seat; the clamp head comprises two clamping pieces which are assembled together; the clamping piece is of an integrally formed structure; the clamping piece sequentially comprises a clamping part, an assembling part and a connecting part from left to right; the clamping part is provided with a positioning groove and positioning teeth for clamping articles; one end of the positioning groove is open; the positioning teeth are positioned on two sides of the positioning groove; the clamping part and the assembling part form an angle alpha; the connecting part is provided with a clamp rod connecting hole for connecting a clamp rod and a push rod limiting hole for connecting a push rod; the two clamping pieces are connected with the clamp rod pin through the clamp rod connecting hole. The utility model can better process the depth and the side surface of the wound, and avoid the expansion of the wound; the hand holding is more comfortable, and the use is convenient; the rotation is smoother, and the locking is prevented.

Description

Ligature clamp applying clamp

Technical Field

The utility model relates to a ligature clamp clip applying clamp belongs to the medical instrument field.

Background

The clip applier is a surgical instrument used for clamping and closing a tissue clip in a surgical operation, the existing clip applier head is generally straight, and when the clip applier head is used for dealing with an operation, particularly an endoscopic operation, and the side face or the deep part of a wound is treated, the wound is easy to expand; moreover, the existing clip applier has the conditions that the runner seat is easy to block and the handle is not comfortable to hold. For example, the chinese patent publication No. CN205198069U, 20160504, discloses a laparoscopic forceps, the handle assembly of the utility model has a heavy structure, is difficult to hold with one hand, and has a poor comfort level when holding; for example, chinese patent publication No. CN204484225U, whose publication No. 20150722 discloses a connector of a laparoscopic clip applier, which is not high in rotation precision and lacks an anti-seizing component between each fitting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design is reasonable, convenient to use, and the dead ligature of difficult card presss from both sides and executes the clamp.

The utility model provides a technical scheme that above-mentioned problem adopted is: the ligature clamp applying clamp comprises a clamp head, a handle, a rotating wheel seat and a clamp rod; the rotating wheel seat is connected to the handle; the clamp rod is connected to the rotating wheel seat; the clamp head comprises two clamping pieces which are assembled together; the clamping piece is of an integrally formed structure; the clamping piece sequentially comprises a clamping part, an assembling part and a connecting part from left to right; the clamping part is provided with a positioning groove and positioning teeth for clamping articles; one end of the positioning groove is open; the positioning teeth are positioned on two sides of the positioning groove; the clamping part and the assembling part form an angle alpha; the connecting part is provided with a clamp rod connecting hole for connecting a clamp rod and a push rod limiting hole for connecting a push rod; the two clamping pieces are connected with the clamp rod pin through clamp rod connecting holes.

Preferably, the angle α in the present invention is between 30 ° and 70 °.

Preferably, in the present invention, the two clamping pieces are symmetrically arranged with respect to the axis of the clamping bar.

Preferably, the runner seat of the utility model comprises a positioning block, a ball spring, a ball, an anti-locking spring and a seat body; the seat body is rotatably connected with the positioning block; one end of the seat body is provided with a clamp rod mounting hole for connecting a clamp rod, and the other end of the seat body is provided with a positioning block groove for mounting a positioning block; a spring installation groove for installing an anti-blocking spring is further formed in the center of the positioning block groove; one end of the anti-blocking spring is connected with the spring mounting groove, and the other end of the anti-blocking spring is connected with the positioning block; a handle connecting hole for connecting a handle is formed in the center of the positioning block; the positioning block is also provided with a ball mounting blind hole for mounting a ball spring and a ball; one end of the ball spring is connected with the ball mounting blind hole, and the other end of the ball spring is connected with the ball; the seat body is also provided with a ball positioning hole matched with the ball; the ball positioning holes are uniformly arranged in the positioning block grooves in an annular mode.

Preferably, in the present invention, the number of the ball positioning holes is 12.

Preferably, the seat body in the utility model is an integrated structure; the bottom of the seat body is also provided with a first water inlet hole for cleaning.

Preferably, the handle of the utility model comprises a runner seat connecting part, a push rod connecting part, a front handle connecting part and a hand-held part from left to right in sequence; the connecting part of the runner seat and the connecting part of the push rod are both hollow cylinders; the outer diameter of the connecting part of the runner seat is smaller than that of the connecting part of the push rod; the tail end of the connecting part of the runner seat is also provided with an annular groove for limiting the runner seat; the front handle connecting part is also provided with a front handle mounting groove; two sides of the front handle mounting groove are respectively provided with a front handle connecting hole for pin connection of the front handle; the handheld part is of a water drop-shaped structure with a wide middle part and narrow two ends; the upper part of the hand-held part is provided with a convex tiger's mouth limiting part; an arc-shaped groove is further formed in one side, close to the front handle connecting portion, of the handheld portion.

Preferably, in the utility model, the junction of the tiger's mouth limiting part and the handheld part is in arc transition.

Preferably, the thickness of the handheld part in the utility model is between 6 mm and 8 mm; the width of the hand-held portion is between 8-12 mm.

Preferably, the utility model discloses in still be equipped with on the push rod connecting portion and be used for abluent No. two inlet openings.

Compared with the prior art, the utility model, have following advantage and effect: the shape of the binding clip of the utility model is matched with the ligation clip, the binding clip is used for clamping the ligation clip and clamping the ligation clip on the blood vessel, and the design of bending the binding clip ensures that the deep part and the side surface of the wound can be better processed when the clip is used for performing an operation, thereby avoiding the condition of wound enlargement; the design of the middle water drop type hand-held part of the utility model accords with human engineering, so that the hand-held part is more comfortable and convenient to use; the arc-shaped groove in the utility model can save materials, and can make the handle lighter in weight, thereby facilitating the holding with one hand; the design of the tiger's mouth limiting part of the utility model can limit the position of the hand when in use, and prevent the situation of deviation or hand drop caused by hand slip; the anti-jamming spring of the utility model can always leave a gap for rotation between the seat body and the positioning block, so that the rotation is smoother and the jamming is prevented; the utility model discloses a ball and ball locating hole cooperation are realized rotating and location, and the location is more accurate like this, prevents to execute the condition that the clamp takes place to skid in the use.

Drawings

Fig. 1 is a front view of a clip applier in an embodiment of the present invention.

Fig. 2 is a perspective view of the handle in the embodiment of the present invention.

Fig. 3 is a sectional view of a handle in an embodiment of the invention.

Fig. 4 is a sectional view of a runner housing according to an embodiment of the present invention.

Fig. 5 is a front view structural diagram of the clip in the embodiment of the present invention.

Fig. 6 is a cross-sectional view of a clip in an embodiment of the invention in a top view.

In the figure: the handle 1, the runner seat 2, the tong rod 3, the tong head 4, the clamping piece 5, the front handle 6, the runner seat connecting part 11, the push rod connecting part 12, the front handle connecting part 13, the handheld part 15, the annular groove 111, the No. two water inlet holes 121, the front handle connecting hole 131, the front handle mounting groove 132, the arc-shaped groove 16, the positioning block 21, the ball spring 22, the ball 23, the anti-seize spring 24, the seat body 25, the handle connecting hole 211, the ball mounting blind hole 212, the annular protrusion 213, the tong rod mounting hole 251, the positioning block groove 252, the spring mounting groove 253, the ball positioning hole 254, the No. one water inlet hole 255, the clamping part 51, the assembling part 52, the connecting part 53, the positioning groove 511, the positioning teeth 512, the tong rod connecting hole 531 and the push rod limiting hole.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Examples are given.

Referring to fig. 1 to 6, the clip applier of the present embodiment includes a handle 1, a runner base 2, a clip lever 3, and a clip head 4; the runner seat 2 is connected to the handle 1; the clamp rod 3 is connected to the clamp head 4 on the rotating wheel seat 2 and comprises two clamping pieces 5 which are assembled together; the clamping piece 5 is of an integrally formed structure; the clamping piece 5 comprises a clamping part 51, an assembling part 52 and a connecting part 53 in sequence from left to right; the clamping part 51 is provided with a positioning groove 511 and positioning teeth 512 for clamping articles; one end of the positioning groove 511 is opened; the positioning teeth 512 are positioned at two sides of the positioning slot 511; the clamping part 51 and the assembling part 52 form an angle alpha; the connecting part 53 is provided with a clamp rod connecting hole 531 for connecting the clamp rod 3 and a push rod limiting hole 532 for connecting the push rod; the two clamping pieces 5 are in pin connection with the clamp rod 3 through clamp rod connecting holes 531; the angle alpha is between 30 and 70 degrees; the two clamping pieces 5 are symmetrically arranged relative to the axis of the clamp rod 3. The positioning groove 511 and the positioning teeth 512 on the forceps head 4 can clamp the ligation clip, and then the ligation clip on the forceps head 4 is clamped to the wound by using the forceps rod 3 and the rotating wheel seat 2.

The runner seat in the embodiment comprises a positioning block 21, a ball spring 22, a ball 23, an anti-blocking spring 24 and a seat body 25; the seat body 25 is rotationally connected with the positioning block 21; one end of the seat body 25 is provided with a clamp rod mounting hole 251 for connecting the clamp rod 3, and the other end is provided with a positioning block groove 252 for mounting the positioning block 21; a spring installation groove 253 for installing the anti-blocking spring 24 is further formed in the center of the positioning block groove 252; one end of the anti-blocking spring 24 is connected with the spring mounting groove 253, and the other end is connected with the positioning block 21; a handle connecting hole 211 for connecting the handle 1 is formed in the center of the positioning block 21; the positioning block 21 is also provided with a ball mounting blind hole 212 for mounting the ball spring 22 and the ball 23; one end of the ball spring 22 is connected with the ball mounting blind hole 212, and the other end is connected with the ball 23; the seat body 25 is also provided with a ball positioning hole 254 matched with the ball 23; the ball positioning holes 254 are uniformly arranged in the positioning block grooves 252 in a ring shape; the number of the ball positioning holes 254 is 12; the seat body 25 is an integrally formed structure; the bottom of the base body 25 is also provided with a first water inlet 255 for cleaning.

The handle 1 in the embodiment is sequentially provided with a runner seat connecting part 11, a push rod connecting part 12, a front handle connecting part 13 and a handheld part 15 from left to right; the runner seat connecting part 11 and the push rod connecting part 12 are both hollow cylinders; the outer diameter of the runner hub connecting part 11 is smaller than that of the push rod connecting part 12; the tail end of the rotating wheel seat connecting part 11 is also provided with an annular groove 111 for limiting the rotating wheel seat 2; the front handle connecting part 13 is also provided with a front handle mounting groove 132; a front handle connection hole 131 for pin-connecting the front handle 6 is respectively provided at both sides of the front handle installation groove 132; the handheld part 15 is of a drop-shaped structure with a wide middle and narrow two ends; the upper part of the hand-held part 15 is provided with a convex tiger's mouth limiting part 14; the side of the hand-held part 15 close to the front handle connecting part 13 is also provided with an arc-shaped groove 16; the connection part of the first web limiting part 14 and the hand-held part 15 is in arc transition; the thickness of the hand-held portion 15 is between 6-8 mm; the width of the hand-held portion 15 is between 8-12 mm; the push rod connecting part 12 is also provided with a second water inlet hole 121 for cleaning.

In the embodiment, when working, a person holds the hand-holding part 15 of the handle 1; then the rotating wheel seat 2 is rotated to adjust the clamping angle, the angle change of the rotating wheel seat 2 is 30 degrees every time the rotating wheel seat 2 rotates, the ball 3 is separated from one of the ball positioning holes 254 during rotation and then enters the other adjacent ball positioning hole 254, and due to the existence of the anti-blocking spring 24, a rotating gap is always formed between the positioning block 1 and the seat body 5; finally, the front handle 6 is held, and the clamp head 4 on the clamp rod 3 can be driven to carry out clamping operation through the push rod; the push rod is a common part of the clip applier and is not shown in the attached drawings.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. A ligature clamp applicator, which comprises a handle (1), a runner seat (2) and a clamp rod (3); the runner seat (2) is connected to the handle (1); the clamp rod (3) is connected to the runner seat (2); the method is characterized in that: the utility model also comprises a binding clip (4); the clamp head (4) comprises two clamping pieces (5) which are assembled together; the clamping piece (5) is of an integrally formed structure; the clamping piece (5) is sequentially provided with a clamping part (51), an assembling part (52) and a connecting part (53) from left to right; the clamping part (51) is provided with a positioning groove (511) and positioning teeth (512) for clamping articles; one end of the positioning groove (511) is open; the positioning teeth (512) are positioned at two sides of the positioning groove (511); the clamping part (51) and the assembling part (52) form an angle alpha; the connecting part (53) is provided with a clamp rod connecting hole (531) for connecting the clamp rod (3) and a push rod limiting hole (532) for connecting the push rod; the two clamping pieces (5) are in pin connection with the clamp rod (3) through clamp rod connecting holes (531).

2. The ligating clip applier of claim 1, wherein: the magnitude of the angle alpha is between 30 and 70 degrees.

3. The ligating clip applier of claim 1, wherein: the two clamping pieces (5) are symmetrically arranged relative to the axis of the clamp rod (3).

4. The ligating clip applier of claim 1, wherein: the runner seat comprises a positioning block (21), a ball spring (22), a ball (23), an anti-blocking spring (24) and a seat body (25); the base body (25) is rotatably connected with the positioning block (21); one end of the seat body (25) is provided with a clamp rod mounting hole (251) for connecting the clamp rod (3), and the other end is provided with a positioning block groove (252) for mounting the positioning block (21); a spring installation groove (253) for installing an anti-blocking spring (24) is further formed in the center of the positioning block groove (252); one end of the anti-blocking spring (24) is connected with the spring mounting groove (253), and the other end of the anti-blocking spring is connected with the positioning block (21); the center of the positioning block (21) is provided with a handle connecting hole (211) for connecting a handle (1); the positioning block (21) is also provided with a ball mounting blind hole (212) for mounting a ball spring (22) and a ball (23); one end of the ball spring (22) is connected with the ball mounting blind hole (212), and the other end of the ball spring is connected with the ball (23); the seat body (25) is also provided with a ball positioning hole (254) matched with the ball (23); the ball positioning holes (254) are uniformly arranged in the positioning block grooves (252) in an annular shape.

5. The ligating clip applier of claim 4, wherein: the number of the ball positioning holes (254) is 12.

6. The ligating clip applier of claim 4, wherein: the seat body (25) is of an integrally formed structure; the bottom of the seat body (25) is also provided with a first water inlet hole (255) for cleaning.

7. The ligating clip applier of claim 1, wherein: the handle (1) comprises a runner seat connecting part (11), a push rod connecting part (12), a front handle connecting part (13) and a handheld part (15) which are connected in sequence; the runner seat connecting part (11) and the push rod connecting part (12) are both hollow cylinders; the outer diameter of the runner seat connecting part (11) is smaller than that of the push rod connecting part (12); the tail end of the rotating wheel seat connecting part (11) is also provided with an annular groove (111) for limiting the rotating wheel seat (2); the front handle connecting part (13) is also provided with a front handle connecting groove (132); two sides of the front handle connecting groove (132) are respectively provided with a front handle connecting hole (131) for pin connection of the front handle (6); the handheld part (15) is of a drop-shaped structure with a wide middle and narrow two ends; the upper part of the hand-held part (15) is provided with a convex tiger's mouth limiting part (14); an arc-shaped groove (16) is further formed in one side, close to the front handle connecting part (13), of the handheld part (15).

8. The ligating clip applier of claim 7, wherein: the joint of the tiger's mouth limiting part (14) and the handheld part (15) is in arc transition.

9. The ligating clip applier of claim 7, wherein: the thickness of the hand-held part (15) is between 6 and 8 mm; the width of the hand-held portion (15) is between 8 and 12 mm.

10. The ligating clip applier of claim 7, wherein: the push rod connecting part (12) is also provided with a second water inlet hole (121) for cleaning.