CN212816379U - Puncture suturing device for laparoscopic hernia operation - Google Patents

Abstract

The utility model discloses a peritoneoscope hernia operation puncture suturing device relates to surgical operation apparatus technical field, include: the puncture cannula and the elastic guide wire are provided with colored coatings of the same color on the outer surface, the two ends of the puncture cannula are both provided with openings, the elastic guide wire is arranged in the puncture cannula in a sliding manner, the two ends of the elastic guide wire are provided with a guide wire head and a guide wire tail, the outer walls of the guide wire head and the guide wire tail are cambered surfaces, the guide wire tail is provided with a guide wire hanging groove, the diameter of the guide wire is smaller than the inner diameter of the puncture cannula, the maximum outer diameter of the guide wire head is equal to the outer diameter of the puncture cannula, the maximum outer diameter of the guide wire; the outer wall of one end of the puncture sleeve close to the guide wire tail is provided with a supporting block, the supporting block is provided with a locking rod which is perpendicular to the elastic guide wire, and the lower end of the locking rod is abutted against the elastic guide wire.

Description

Puncture suturing device for laparoscopic hernia operation

Technical Field

The utility model relates to a surgical operating instrument technical field, concretely relates to peritoneoscope hernia operation puncture suturing device.

Background

When the laparoscopic hernial sac high ligation operation is performed, the existing puncture suturing device has the following defects: 1. the puncture needle is mostly white or silvery white, the contrast with tissues needing to be punctured at the hernial orifice is not high, and whether the puncture needle passes through the gap between the peritoneum and the vas deferens and the spermatic cord or not is difficult to obviously identify; 2. the suture is soft and difficult to prop up the peritoneum, and the suture cannot be accurately checked again to see whether the suture passes through the gap between the peritoneum and the vas deferens and the spermatic cord before knotting; 3. the peritoneum needs to be punctured, the thread is hooked from the abdominal cavity, and the damage of the peritoneum can cause postoperative intestinal adhesion; 4. two holes are drilled on the abdominal wall, one hole is a mirror hole, and the other hole is an operation hole.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a peritoneoscope hernia operation puncture suturing device to solve the difficult discernment of puncture suturing device, be difficult to prop up peritoneum, peritoneum damage and stomach wall need beat the problem in the high-order ligature operation of current peritoneoscope hernial sac two holes.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a laparoscopic hernia surgery puncture suturing device comprising: the puncture cannula and the elastic guide wire are provided with colored coatings of the same color on the outer surface, the two ends of the puncture cannula are both provided with openings, the elastic guide wire is arranged in the puncture cannula in a sliding manner, the two ends of the elastic guide wire are respectively provided with a guide wire head and a guide wire tail, the outer walls of the guide wire head and the guide wire tail are cambered surfaces, the guide wire tail is provided with a guide wire hanging groove, the diameter of the elastic guide wire is smaller than the inner diameter of the puncture cannula, the maximum outer diameter of the guide wire head is equal to the outer diameter of the puncture cannula, the outer diameter of the guide wire tail is the same as that; the outer wall of one end of the puncture sleeve close to the guide wire tail is provided with a supporting block, the supporting block is provided with a locking rod which is perpendicular to the elastic guide wire, and the lower end of the locking rod is abutted against the elastic guide wire.

The puncture suturing device is provided with a puncture sleeve with two open ends, a slidable elastic guide wire is arranged in the puncture sleeve, and the elastic guide wire is mainly used for driving a suture to move and can be used for propping open the peritoneum. The purpose of the colored coating is to enhance the identification of the puncturing device, which should be clearly distinguishable from the surrounding tissue. The both ends of elasticity seal wire are equipped with seal wire head and wire guide tail respectively, the maximum external diameter of seal wire head equals puncture sheathed tube external diameter, thereby prevent that puncture sleeve pipe from deviating from seal wire head one end, the maximum external diameter of wire guide tail equals the diameter of elasticity seal wire, thereby be convenient for puncture sleeve pipe deviate from wire guide tail one end, seal wire hanging groove and wire guide tail are close to, the diameter is less than the elasticity seal wire, the cross section of seal wire hanging groove is circular and marginal round blunt, be convenient for seal wire hanging groove hang establish the suture and can avoid the marginal fish tail human tissue of hanging groove, thereby make elasticity seal wire drive suture to the assigned position, puncture sheathed tube rear end is equipped with the supporting shoe, the supporting shoe mainly is used for supporting the check lock lever, the check lock lever then is used for fixing the elasticity seal wire in puncture sleeve pipe, because of puncture sleeve pipe external diameter.

Further, in the embodiment of the preferred embodiment of the utility model, be equipped with on the supporting shoe along the sheathed tube radial extension's of puncture screw hole, be equipped with on the sheathed tube of puncture and correspond the through-hole that sets up with the screw hole, be equipped with the external screw thread on the outer wall of check lock lever, check lock lever and supporting shoe threaded connection.

The locking rod is in threaded connection with the supporting block, and the distance from the lower end of the locking rod to the elastic guide wire can be adjusted by rotating the locking rod, so that the elastic guide wire is conveniently compressed or loosened.

Further, in the preferred embodiment of the present invention, a locking cap is disposed at the upper end of the locking rod.

For convenient operation, set up the locking cap in adjusting the pole upper end, the shape of locking cap does not do specifically and restricts, and in this scheme, the locking cap adopts discoid structure.

Further, in the preferred embodiment of the present invention, the godet is a cone structure, the top of the godet is a semi-sphere, and the bottom of the godet is connected to the elastic guide wire.

The wire guide head adopts a cone structure with a blunt tip, and when the elastic guide wire moves, the tip faces forwards, so that the moving resistance is convenient to reduce, and the blood vessel and the vas deferens are prevented from being punctured during puncture.

Further, in a preferred embodiment of the present invention, the guide wire tail is of an ellipsoid structure.

The outer surface of the ellipsoid is smooth, so that the ellipsoid is convenient to move and can not damage tissues.

Further, in a preferred embodiment of the present invention, the elastic guide wire is a medical elastic steel wire.

Further, in a preferred embodiment of the present invention, the colored coating is a green coating.

The artery blood vessel in the operation area is red, the vein blood vessel is light red, the peritoneum and fascia are white, the vas deferens is white, fat is yellow, the area black with the light shielded is black, and the contrast ratio of the green is highest compared with the colors of the tissues, so that the green coating is adopted, the contrast ratio of the green to the tissues in the operation area is high, and whether the puncture cannula passes through the gap between the peritoneum and the vas deferens as well as the spermatic cord is easy to identify.

The utility model discloses following beneficial effect has:

1. the surface of the elastic guide wire is provided with a green coating, the contrast between the green coating and tissues in an operation area is high, and whether the puncture needle passes through a gap between the peritoneum and the vas deferens and the spermatic cord or not is easy to identify.

2. The elastic guide wire has elasticity, and the peritoneum can be supported by stretching the elastic guide wire, so that whether the guide wire passes through the gap between the peritoneum and the spermaduct and spermatic cord or not can be checked.

3. The guide wire hanging groove of the elastic guide wire can fix a suture, the elastic guide wire is pushed to prop open the gap in front of the peritoneum, the puncture forceps can clamp the elastic guide wire in the gap in front of the peritoneum, therefore, the peritoneum does not need to be punctured, the hook wire in the abdominal cavity is avoided, and the damage to the peritoneum is avoided.

4. When the puncture cannula is used for puncture, the puncture forceps are arranged in the same skin puncture hole of the puncture cannula, and the puncture forceps can play a role in pulling, so that the operation holes of the abdominal wall can be reduced.

Drawings

Fig. 1 is a front view of the present invention.

Wherein: 1-puncture cannula; 2-an elastic guide wire; 21-a godet head; 22-guide wire tail; 23-wire guiding and wire hanging grooves; 3-a support block; 4-a locking lever; 41-locking cap.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1, a puncture suturing device for laparoscopic hernia surgery includes: puncture sleeve pipe 1 and the elastic guide wire 2 of sliding arrangement in puncture sleeve pipe 1 of both ends equal opening, elastic guide wire 2 adopts medical elastic steel wire. The outer surfaces of the puncture cannula 1 and the elastic guide wire 2 are provided with green coatings.

Referring to fig. 1, a wire guide head 21 with an arc-shaped outer wall is arranged at the head of the elastic guide wire 2, the wire guide head 21 is in a cone structure, the vertex of the wire guide head 21 is in a semi-sphere shape, and the bottom of the wire guide head 21 is connected with the elastic guide wire 2. The tail part of the elastic guide wire 2 is provided with a guide wire tail 22 with an outer wall being a cambered surface, the guide wire tail 22 is provided with a guide wire hanging wire groove 23, the guide wire tail 22 is of an oval sphere structure, and the diameter of the cross section of the guide wire hanging wire groove 23 is smaller than that of the guide wire tail 22. The maximum outer diameter of the guide head 21 is equal to the outer diameter of the elastic guide wire 2, and the maximum outer diameter of the guide tail 22 is equal to the diameter of the elastic guide wire 2.

Referring to fig. 1, the outer wall of one end of the puncture sleeve 1 close to the guide wire tail 22 is provided with a supporting block 3, the supporting block 3 is provided with a threaded hole extending along the diameter of the puncture sleeve 1, the puncture sleeve 1 is provided with a through hole corresponding to the threaded hole, the supporting block 3 is provided with a locking rod 4 vertically arranged with the elastic guide wire 2, the outer wall of the locking rod 4 is provided with an external thread, the locking rod 4 is in threaded connection with the supporting block 3, and the lower end of the locking rod 4 is abutted against the elastic guide wire 2. The upper end of the locking rod 4 is provided with a locking cap 41 in the shape of a disc.

Referring to fig. 1, the using process of the device is as follows:

1. the elastic guide wire 2 penetrates through the puncture sleeve 1, a suture is tied on the guide wire hanging wire groove 23, the elastic guide wire 2 is tensioned, the bottom of the guide wire head 21 is tightly attached to the puncture sleeve 1, the locking rod 4 is rotated, and the elastic guide wire 2 is fixed on the elastic guide wire 2 by rotating the bottom of the lower end of the locking rod 4;

2. the puncture cannula 1 is held by hand for puncture, a puncture forceps penetrates through the puncture cannula 1 and the same skin puncture hole, the puncture forceps draw a tissue auxiliary puncture catheter to slowly penetrate through a gap between the peritoneum and the vas deferens as well as the spermatic cord, the locking rod 4 is rotated to release the fixing effect of the locking rod 4 on the elastic guide wire 2, the elastic guide wire 2 is stabilized, the puncture cannula 1 is withdrawn, the elastic guide wire 2 is left in the gap in front of the peritoneum in situ, the guide wire head 21 is clamped by the puncture forceps, the puncture forceps are withdrawn, and the elastic guide wire 2 is withdrawn along with the puncture forceps;

3. lifting two ends of the elastic guide wire 2, pushing the elastic guide wire 2 to support the peritoneum, and checking whether the guide wire passes through the clearance between the peritoneum and the vas deferens and the spermatic cord;

4. and (3) lifting the guide wire from the direction of the guide wire head 21, bringing the suture carried by the guide wire hanging groove 23 into the punctured tunnel, cutting off the connection between the suture and the elastic guide wire 2, lifting the two ends of the suture and knotting to finish the suture operation.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (7)

1. A laparoscopic hernia surgery puncture suturing device, comprising: the puncture cannula (1) and the elastic guide wire (2) are provided with colored coatings of the same color on the outer surface, two ends of the puncture cannula (1) are both provided with openings, the elastic guide wire (2) is arranged in the puncture cannula (1) in a sliding manner, two ends of the elastic guide wire (2) are respectively provided with a guide wire head (21) and a guide wire tail (22) of which the outer walls are cambered surfaces, the guide wire tail (22) is provided with a guide wire hanging groove (23), the diameter of the elastic guide wire (2) is smaller than the inner diameter of the puncture cannula (1), the maximum outer diameter of the guide wire head (21) is equal to the outer diameter of the puncture cannula (1), the maximum outer diameter of the guide wire tail (22) is the same as the diameter of the elastic guide wire (2), and the diameter of the guide wire hanging groove (23) is smaller than the diameter of the elastic guide wire (2; the outer wall of one end, close to the guide wire tail (22), of the puncture cannula (1) is provided with a supporting block (3), a locking rod (4) perpendicular to the elastic guide wire (2) is arranged on the supporting block (3), and the lower end of the locking rod (4) abuts against the elastic guide wire (2).

2. The laparoscopic hernia surgery puncture suturing device according to claim 1, wherein the supporting block (3) is provided with a threaded hole extending along a radial direction of the puncture cannula (1), the puncture cannula (1) is provided with a through hole corresponding to the threaded hole, the outer wall of the locking rod (4) is provided with an external thread, and the locking rod (4) is in threaded connection with the supporting block (3).

3. The laparoscopic hernia surgical puncture suturing device according to claim 1, wherein the locking rod (4) is provided with a locking cap (41) at an upper end thereof.

4. The laparoscopic hernia surgical puncture suturing device according to any one of claims 1 to 3, wherein the guide wire head (21) is of a cone structure, the top of the guide wire head (21) is of a semi-spherical shape, and the bottom of the guide wire head (21) is connected with the elastic guide wire (2).

5. The laparoscopic hernia surgical puncture suturing device according to claim 4, wherein the guide wire tail (22) is an ellipsoid structure.

6. The laparoscopic hernia surgical puncture suturing device according to claim 1, wherein the elastic guide wire (2) is a medical elastic steel wire.

7. The laparoscopic hernia surgical puncture suturing device according to claim 1, wherein the colored coating is a green coating.

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