CN219126511U - Direct-view minimally invasive cholecyst operation knot pushing device - Google Patents

Abstract

The utility model discloses a direct-view minimally invasive cholecyst operation knot pushing device which comprises a shell, wherein the shell comprises a main rod, the inside of the main rod is hollow, the inner wall of the main rod is connected with a sliding block in a sliding manner, the bottom surface of the sliding block is fixedly connected with a fixing device, and the fixing device comprises: the connecting strip, connecting strip fixed connection is in the bottom surface of slider, articulated the strip of articulated has on the surface of connecting strip, the one end that the connecting strip was kept away from to articulated strip articulates there is articulated seat. This direct-view minimal access gall bladder operation pushes away knot ware makes the slider upwards remove through upwards extrusion clamp plate, makes reset spring compress, and the connecting strip upwards moves to make the connecting strip drive the follow of articulated strip and remove, the distance contained angle between two sets of articulated strips reduces gradually, and two sets of splint rotate in opposite directions and fold in order to the pin joint of articulated seat as the axle center simultaneously, forms a inclosed interval, with ligature rope cover wherein, avoids appearing taking off the risk of knot in the ligature in-process.

Description

Direct-view minimally invasive cholecyst operation knot pushing device

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a knot pusher for direct-view minimally invasive cholecyst operation.

Background

A direct vision minimally invasive cholecystectomy is a new operation method, which is mainly implemented by accurately positioning, using 3-4 mc incision and applying special instruments to expose the gallbladder and related parts to the field of vision of the operator. Compared with the traditional cholecystectomy, the method has the advantages of small opening, less pain, quick healing and good curative effect. Although a little bigger than the incision of the laparoscopic cholecystectomy, the requirements on equipment conditions are low, and the method is convenient to be implemented in primary hospitals.

In the prior art, a surgical knot pusher is typically used to push the tied knot toward the gallbladder. The existing knot pushing device is mainly an open knot pushing device, the head end structure of the open knot pushing device is convenient to hook a thread, in the actual use process, the operation space of the knot pushing device is narrow due to small minimally invasive operation wound, and when the knot is wound around a second knot, the knot tying thread is easy to slip from the opening without taking care, so that the operation progress is affected.

Disclosure of Invention

(one) solving the technical problems

The utility model mainly aims to provide a knot pusher for direct-view minimally invasive cholecyst operation, which can prevent ligature knots from being taken off in the ligation process and influence the operation progress.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a direct-view minimally invasive cholecystectomy pushing device, which comprises a main rod, wherein the inside of the main rod is hollow, the inner wall of the main rod is slidably connected with a sliding block, the bottom surface of the sliding block is fixedly connected with a fixing device, and the fixing device comprises: the connecting strip is fixedly connected to the bottom surface of the sliding block, a hinge strip is hinged to the surface of the connecting strip, and a hinge seat is hinged to one end, away from the connecting strip, of the hinge strip; and the clamping plate is fixedly connected to the side wall of the hinging seat, the top end of the clamping plate is hinged with a fixing seat, and the fixing seat is fixedly connected to the bottom of the main rod.

Preferably, the connecting bar, the hinging seat, the clamping plate and the fixing seat are all provided with two groups, and the connecting bar, the hinging seat, the clamping plate and the fixing seat are all symmetrically arranged by taking the connecting bar as a symmetrical axis, wherein the clamping plate is in an L shape.

Preferably, a through chute is formed in the side wall of the main rod, a limiting block is connected to the inside of the chute in a sliding mode, and a pressing plate is fixedly connected to the side wall of the limiting block.

Preferably, the limiting block and the pressing plate are provided with two groups, the two groups of limiting blocks and the pressing plate are symmetrically arranged by taking the sliding block as a symmetrical axis, and the bottom surface of the pressing plate is fixedly connected with an anti-slip pad.

Preferably, the surface of the sliding block is fixedly connected with a return spring, and the top end of the return spring is fixedly connected on the inner wall of the main rod

Preferably, the top end of the main rod is fixedly connected with a fixing plate.

Advantageous effects

The utility model provides a knot pusher for direct-view minimally invasive cholecyst operation. The beneficial effects are as follows:

(1) This direct-view minimal access gall bladder operation pushes away knot ware makes the slider upwards remove through upwards extrusion clamp plate, makes reset spring compress, and the connecting strip upwards moves to make the connecting strip drive the follow of articulated strip and remove, the distance contained angle between two sets of articulated strips reduces gradually, and two sets of splint rotate in opposite directions and fold with the pin joint of articulated seat as the axle center simultaneously, form a inclosed interval, with ligature rope cover in it, avoid appearing taking off the knot in the ligature in-process, influence the progress of operation.

(2) According to the knot pusher for the direct-vision minimally invasive cholecyst operation, the reset spring rebounds the sliding block by loosening the pressing plate, the sliding block moves downwards, and the sliding block keeps a certain position through the limiting effect of the sliding groove on the limiting block, so that the connecting strip keeps in place, the two groups of clamping plates are prevented from being excessively opened, and the incision is opened.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a stereoscopic front view structure of the present utility model;

FIG. 2 is a schematic diagram of a three-dimensional side view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model at A;

fig. 4 is an enlarged schematic view of the structure of the present utility model at B.

In the figure: 1. a main rod; 2. a slide block; 3. a fixing device; 31. a connecting strip; 32. a hinge strip; 33. a hinge base; 34. a clamping plate; 35. a fixing seat; 4. a chute; 5. a limiting block; 6. a pressing plate; 7. an anti-slip pad; 8. a return spring; 9. and a fixing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1-4, the utility model provides a knot pusher for direct-view minimally invasive cholecyst operation, which comprises a main rod 1, wherein the inside of the main rod 1 is hollow, the inner wall of the main rod 1 is slidably connected with a sliding block 2, and the bottom surface of the sliding block 2 is fixedly connected with a fixing device 3.

In the embodiment of the present utility model, the fixing device 3 includes:

the connecting strip 31, the connecting strip 31 is fixedly connected to the bottom surface of the sliding block 2, the surface of the connecting strip 31 is hinged with a hinge strip 32, and one end, far away from the connecting strip 31, of the hinge strip 32 is hinged with a hinge seat 33;

and the clamping plate 34, the clamping plate 34 is fixedly connected to the side wall of the hinge seat 33, the top end of the clamping plate 34 is hinged with the fixing seat 35, and the fixing seat 35 is fixedly connected to the bottom of the main rod 1.

Specifically, the fixing device 3 includes a connecting bar 31, a hinge bar 32, a hinge seat 33, a clamping plate 34, and a fixing seat 35, wherein the connecting bar 31, the hinge bar 32, the hinge seat 33, the clamping plate 34, and the fixing seat 35 are all provided with two groups, and the two groups of connecting bars 31, the hinge bar 32, the hinge seat 33, the clamping plate 34, and the fixing seat 35 are symmetrically arranged with the connecting bar 31 as a symmetry axis, and the clamping plate 34 is in an L shape. The connecting strip 31 is moved upwards through the sliding block 2, so that the connecting strip 31 drives the hinging strip 32 to move along with the connecting strip, the included angle between the two groups of hinging strips 32 is gradually reduced, and meanwhile, the two groups of clamping plates 34 rotate and fold in opposite directions by taking the hinging point of the hinging seat 33 as the axis, so that a closed interval is formed, a ligature rope is sleeved in the interval, and the phenomenon that the ligature rope is separated in the ligature process is avoided, and the progress of an operation is influenced.

In the embodiment of the utility model, a through chute 4 is formed on the side wall of a main rod 1, a limiting block 5 is connected in a sliding manner in the chute 4, a pressing plate 6 is fixedly connected on the side wall of the limiting block 5, two groups of limiting blocks 5 and pressing plates 6 are arranged, the two groups of limiting blocks 5 and the pressing plates 6 are symmetrically arranged by taking a sliding block 2 as a symmetrical axis, and an anti-skid pad 7 is fixedly connected on the bottom surface of the pressing plate 6.

In the embodiment of the utility model, the surface of the sliding block 2 is fixedly connected with a reset spring 8, the top end of the reset spring 8 is fixedly connected to the inner wall of the main rod 1, and the top end of the main rod 1 is fixedly connected with a fixed plate 9. Through reset spring 8 to the elasticity effect of slider 2, with the spacing effect between spout 4 and the stopper 5, make slider 2 keep certain position, thereby make connecting strip 31 keep normal position, make two sets of splint 34 be in open state, thereby conveniently embolia two sets of splint 34 with ligature rope, and when using, through upwards extrusion clamp plate 6, make slider 2 upwards move, make reset spring 8 spring compression, be favorable to the hand to borrow the power through setting up fixed plate 9, slipmat 7 can effectually avoid the finger to produce painful sense because of the extrusion, thereby be lighter at extrusion clamp plate 6.

In addition, in order to avoid the occurrence of the detachment during the ligation process and the influence on the operation, the pressing plate 6 is pressed upwards, the sliding block 2 is moved upwards, the return spring 8 is compressed by the spring, the connecting strip 31 is moved upwards, the connecting strip 31 drives the hinge strips 32 to move along with the movement, the included angle between the two groups of hinge strips 32 is gradually reduced, and meanwhile, the two groups of clamping plates 34 rotate and fold in opposite directions by taking the hinge point of the hinge seat 33 as the axis to form a closed section, and the ligation rope is sleeved in the closed section.

In order to avoid excessive opening of the two groups of clamping plates 34 in the ligation process, the notch is opened, the reset spring 8 rebounds the sliding block 2 by loosening the clamping plate 6, the sliding block 2 moves downwards, and the sliding block 2 keeps a certain position by the limiting action of the sliding groove 4 on the limiting block 5, so that the connecting strip 31 keeps in place.

In the utility model, when in use, the elastic force of the return spring 8 on the sliding block 2 and the limiting action between the sliding groove 4 and the limiting block 5 keep the sliding block 2 and the connecting strip 31 in place, so that the two groups of clamping plates 34 are in an open state, the ligature rope is conveniently sleeved into the two groups of clamping plates 34, the sliding block 2 moves upwards by upwards pressing the pressing plate 6, the return spring 8 compresses the connecting strip 31 to move upwards, the connecting strip 31 drives the hinging strip 32 to move along with the sliding block, the included angle between the two groups of hinging strips 32 is gradually reduced, and simultaneously the two groups of clamping plates 34 rotate and fold in opposite directions by taking the hinging point of the hinging seat 33 as the axis to form a closed section, the ligature rope is sleeved in the section, and the main rod 1 is moved to push the ligature rope to the gall bladder ligation position.

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

Claims (6)

1. The utility model provides a direct-view minimally invasive cholecyst operation pushing device, includes mobile jib (1), its characterized in that: the inside of mobile jib (1) is the cavity form, the inner wall sliding connection of mobile jib (1) has slider (2), the bottom surface fixedly connected with fixing device (3) of slider (2), fixing device (3) include:

the connecting strip (31), connecting strip (31) fixed connection is in the bottom surface of slider (2), articulated strip (32) are articulated on the surface of connecting strip (31), articulated seat (33) are articulated to the one end that articulated strip (32) kept away from connecting strip (31);

and the clamping plate (34), the clamping plate (34) is fixedly connected to the side wall of the hinging seat (33), the top end of the clamping plate (34) is hinged with a fixing seat (35), and the fixing seat (35) is fixedly connected to the bottom of the main rod (1).

2. A direct-view minimally invasive cholecystectomy pushing apparatus according to claim 1, wherein: connecting strip (31), articulated strip (32), articulated seat (33), splint (34) and fixing base (35) all are provided with two sets of, and two sets of connecting strip (31), articulated strip (32), articulated seat (33), splint (34) and fixing base (35) all use connecting strip (31) to set up as symmetry axis symmetry, splint (34) are "L" word form.

3. A direct-view minimally invasive cholecystectomy pushing apparatus according to claim 1, wherein: the side wall of the main rod (1) is provided with a through chute (4), a limiting block (5) is connected to the inside of the chute (4) in a sliding mode, and a pressing plate (6) is fixedly connected to the side wall of the limiting block (5).

4. A direct-view minimally invasive cholecystectomy pushing apparatus according to claim 3, wherein: the limiting blocks (5) and the pressing plates (6) are arranged in two groups, the limiting blocks (5) and the pressing plates (6) are symmetrically arranged by taking the sliding blocks (2) as symmetry axes, and the bottom surfaces of the pressing plates (6) are fixedly connected with anti-slip pads (7).

5. A direct-view minimally invasive cholecystectomy pushing apparatus according to claim 1, wherein: the surface of the sliding block (2) is fixedly connected with a reset spring (8), and the top end of the reset spring (8) is fixedly connected to the inner wall of the main rod (1).

6. A direct-view minimally invasive cholecystectomy pushing apparatus according to claim 1, wherein: the top end of the main rod (1) is fixedly connected with a fixing plate (9).

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