CN213217336U - Gun type handheld pressing laparoscope abdominal wall stitching instrument with guide seat - Google Patents
Gun type handheld pressing laparoscope abdominal wall stitching instrument with guide seat Download PDFInfo
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- CN213217336U CN213217336U CN202021444825.XU CN202021444825U CN213217336U CN 213217336 U CN213217336 U CN 213217336U CN 202021444825 U CN202021444825 U CN 202021444825U CN 213217336 U CN213217336 U CN 213217336U
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Abstract
The utility model discloses a gun-type hand-held pressing laparoscope abdominal wall stitching instrument with a guide seat, which comprises a pistol-shaped handle, a gun sleeve and a needle tube, wherein the gun sleeve is fixed above the handle, and the head end of the gun sleeve is fixed with the transversely extending needle tube; the guide seat is composed of an oval seat body and a positioning rod extending downwards; the base body is upwards opened to form a guide cavity, the bottom of the guide cavity is provided with two inclined planes which are symmetrical by the long radius of the base body, and the two inclined planes are both provided with guide pin holes; two side walls of the positioning rod are respectively provided with a guide pin groove extending downwards, and the guide pin holes on the same side are communicated with the guide pin grooves; the needle tube is inserted into the guide needle hole and penetrates out of the guide needle groove at the same side. The utility model has simple structure; the elliptical shape of the guide seat can be attached to the incision, the positions of two sewed sides can be confirmed during sewing, and the distance between the two sides of the incision cannot be increased. And the guide seat is made of transparent material, so that the process of sewing the sewing needle under the skin can be observed.
Description
Technical Field
The utility model relates to a stomach wall stitching instrument especially relates to a handheld peritoneoscope stomach wall stitching instrument of pressing of rifle formula with guide holder.
Background
Laparoscopic minimally invasive surgery has become more common in recent years, has the characteristics of small wound, quick repair and difficult scar remaining due to minimally invasive surgery, but brings difficulty to postoperative suture. This procedure requires suturing both the subcutaneous fascia and the peritoneum of the wound to avoid rupture of the subcutaneous wound. The suture needle for suturing the fascia peritoneum under the skin solves the problem, and can thread the suture on the fascia peritoneum at two sides of the wound to suture the fascia peritoneum inside. However, the existing suture needle handle is mostly pulled by the forefinger and the middle finger and pressed by the thumb, so that the strength of the fingers is insufficient for a long time in the suture process, the fingers are easy to slip off, and the suture needle is unstable to hold.
In the abdominal wall suture operation, the existing guide seats of some auxiliary suture needles are different in size and shape, and the bottom end of the guide seat is inserted into an abdominal wound part and is mostly circular. The distance between two sides of the wound to be sutured is easy to be enlarged when the round bottom is inserted into the wound, and the position to be sutured is easy to be mixed in the operation.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a gun-type hand-held laparoscopic abdominal wall pressing stitching instrument with a guide seat.
In order to solve the technical problem, the utility model discloses a technical scheme is: a gun type hand-held pressing laparoscope abdominal wall stitching instrument with a guide seat comprises a combined pistol-shaped handle, a gun sleeve and a needle tube, wherein the gun sleeve is fixed above the handle, and the head end of the gun sleeve is fixed with the transversely extending needle tube;
the guide seat is composed of an oval seat body and a positioning rod extending downwards; the base body is upwards opened to form a guide cavity, the bottom of the guide cavity is provided with two inclined planes which are symmetrical by the long radius of the base body, and the two inclined planes are both provided with guide pin holes; two side walls of the positioning rod are respectively provided with a guide pin groove extending downwards, and the guide pin holes on the same side are communicated with the guide pin grooves;
the needle tube is inserted into the guide needle hole and penetrates out of the guide needle groove at the same side.
Furthermore, the needle tube is fixed at the head end of the gun sleeve, the tail end of the gun sleeve is connected with a cap pressing button in a sliding mode, and the sliding direction of the cap pressing button is the same as the extending direction of the needle tube;
a push rod is arranged in the cap pressing button and in the same direction as the needle tube; a spring is fixed at the head end of the push rod and is clamped in the gun sleeve; the needle tube is internally provided with a needle core, and the tail end of the needle core passes through the spring and is fixed on the push rod.
Furthermore, an umbrella cap is fixed on the gun case, the umbrella cap is in a horn shape folded towards the tail end, and the tail end of the umbrella cap is flush with the tail end of the gun case.
Preferably, the head end of the needle tube is sharp, the head end of the needle core is fixedly connected with the thread clamping claw, the head end of the thread clamping claw is bent to be L-shaped, and the number of the thread clamping claws is two, three or four.
Furthermore, the cap pressing button is in a horn shape folded from the head end to the tail end, and the sliding distance of the cap pressing button is 8-12 mm.
Preferably, the head end of the needle tube is provided with a wire clamp, the wire clamp comprises two clamp feet which are hinged with each other, one of the clamp feet is fixed on the needle tube, and the other clamp foot is hinged with the needle core.
Furthermore, the cap pressing button is plate-shaped, and the sliding distance of the cap pressing button is 1-5 mm.
Further, the guide holder is transparent.
The utility model discloses the beneficial effect who has does: the utility model has simple structure, reduces the operation difficulty of the suture operation, and the cooperation of the umbrella cap and the handle is beneficial to better mastering strength and force when a doctor carries out the suture operation, so that the left hand and the right hand are both very suitable for mastering the strength and can be held stably; the elliptical shape of the guide seat can be attached to the incision, the positions of two sewed sides can be confirmed during sewing, and the distance between the two sides of the incision cannot be increased. And the guide seat is made of transparent material, so that the process of sewing the sewing needle under the skin can be observed.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic cross-sectional view of the guide seat.
Fig. 3 is a state diagram of the guide base used when the guide base is inserted into the knife edge.
FIG. 4 is a schematic view showing the overall structure of the suture instrument according to the first embodiment.
Fig. 5 is a cross-sectional view of fig. 4.
FIG. 6 is a schematic view of the needle tube and the thread-clamping claw.
Fig. 7 is a structural schematic view of two wire clamping claws.
Fig. 8 is a schematic structural view of three wire-clamping claws.
Fig. 9 is a schematic structural view of four wire-clamping claws.
FIG. 10 is a schematic view showing the entire structure of the suture instrument according to the second embodiment.
Fig. 11 is a cross-sectional view of fig. 10.
Fig. 12 is a schematic structural view of the wire clamp.
In the figure: 1. a handle; 2. pressing a cap button; 3. an umbrella cap; 4. a push rod; 5. a spring; 6. a holster; 7. a needle tube; 8. a needle core; 9. a wire clamping claw; 10. wire clamping pliers; 11. a guide seat; 12. a base body; 13. positioning a rod; 14. a guide cavity; 15. a guide pin hole; 16. and a guide pin groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The first embodiment,
Fig. 1 shows a gun-type hand-held pressing laparoscopic abdominal wall stapler with a guide holder, comprising a handle 1 combined in a pistol shape, a holster 6 fixed above the handle, and a needle tube 7 fixed at the head end of the holster with a transversely extending needle tube;
the device also comprises a transparent guide seat 11, as shown in fig. 2 and 3, the guide seat is composed of an oval seat body 12 and a positioning rod 13 extending downwards; the base body is upwards opened to form a guide cavity 14, the bottom of the guide cavity is provided with two inclined planes which are symmetrical by the long radius of the base body 12, and the two inclined planes are both provided with guide pin holes 15; two side walls of the positioning rod are respectively provided with a guide pin groove 16 extending downwards, and the guide pin holes on the same side are communicated with the guide pin grooves;
the needle tube is inserted into the guide needle hole and penetrates out of the guide needle groove at the same side.
As shown in fig. 4 and 5, the needle tube is fixed at the head end of the gun case, the tail end of the gun case is connected with a cap pressing button 2 in a sliding way, and the sliding direction of the cap pressing button is the same as the extending direction of the needle tube;
a push rod 4 is arranged in the cap pressing button and in the same direction as the needle tube; a spring 5 is fixed at the head end of the push rod and is clamped in the gun sleeve; the needle tube 7 is internally provided with a needle core 8, and the tail end of the needle core passes through a spring and is fixed on the push rod 4.
The cap pressing button is in a horn shape folded from the head end to the tail end, and the sliding distance of the cap pressing button is 8-12 mm. Because the wire clamping claw needs to extend out about 10mm and can extend out and open the required caliber, the distance of 8-12 mm is required to be pressed by the pressing cap button. As shown in fig. 6 to 9, the head end of the stylet is fixedly connected with a thread clamping claw 9, and the head end of the thread clamping claw is bent into an L shape. The wire clamping claw is two or three or four, and compared with the wire clamping claw with two claws, the three or four claw has larger grabbing range and is easier to grab the wire. The head end of the needle tube is sharp, so that the needle tube is convenient to insert.
An umbrella cap 3 is fixed on the gun case, the umbrella cap is in a horn shape folded towards the tail end, and the tail end of the umbrella cap is flush with the tail end of the gun case. The umbrella cap is used for temporarily placing the thumb, so that the use comfort level can be increased.
When in use, a doctor holds the handle by hand, the thumb presses the cap pressing button, the push rod pushes the spring to extrude forwards, the needle core extends forwards, the thread clamping claw extends out of the needle tube and opens, a surgical suture is placed on the open thread clamping claw, the cap pressing button is released, the thread clamping claw retracts to close and clamp the surgical suture and retract the needle tube, the doctor moves the thumb to a comfortable position of the umbrella cap, the narrow surface of the guide seat is inserted into the knife edge along the direction of the knife edge, the needle tube is pushed by hand to be inserted into the left needle guide hole, the cap pressing button is pressed to enable the thread clamping claw to extend out of the needle tube and open the suture, the cap pressing button is released, the thread clamping claw retracts the needle tube and clamps the suture and retracts the needle tube at the same time, and then the needle tube is pulled out to pull out the suture, and then the guide seat is pulled out to tie the suture to make the knife edge tightly attached.
Example II,
A gun type hand-held pressing laparoscope abdominal wall stitching instrument with a guide seat comprises a combined pistol-shaped handle 1, a gun sleeve 6 and a needle tube 7;
the device also comprises a transparent guide seat 11, wherein the guide seat consists of an oval seat body 12 and a positioning rod 13 extending downwards; the base body is upwards opened to form a guide cavity 14, the bottom of the guide cavity is provided with two inclined planes which are symmetrical by the long radius of the base body 12, and the two inclined planes are both provided with guide pin holes 15; two side walls of the positioning rod are respectively provided with a guide pin groove 16 extending downwards, and the guide pin holes on the same side are communicated with the guide pin grooves;
the needle tube is inserted into the guide needle hole and penetrates out of the guide needle groove at the same side.
As shown in fig. 10 and 11, the needle tube is fixed at the head end of the gun case, the tail end of the gun case is connected with a cap pressing button 2 in a sliding way, and the sliding direction of the cap pressing button is the same as the extending direction of the needle tube;
a push rod 4 is arranged in the cap pressing button and in the same direction as the needle tube; a spring 5 is fixed at the head end of the push rod and is clamped in the gun sleeve; the needle tube 7 is internally provided with a needle core 8, and the tail end of the needle core passes through a spring and is fixed on the push rod 4.
The cap pressing button is plate-shaped, and the sliding distance of the cap pressing button is 1-5 mm. As shown in fig. 12, the head end of the needle tube is provided with a wire clamp 10, which comprises two clamp feet hinged with each other, wherein one clamp foot is fixed on the needle tube, and the other clamp foot is hinged with the needle core.
When the umbrella cap is used, a doctor holds the handle by hand, the thumb presses the cap pressing button, the push rod pushes the spring to extrude forwards, the needle core extends forwards, the wire clamping pliers are opened, a surgical suture is placed on the open wire clamping pliers, the cap pressing button is released, the wire clamping pliers are closed to clamp the surgical suture, the doctor moves the thumb to a comfortable position of the umbrella cap, the narrow surface of the guide seat is inserted into the knife edge along the knife edge direction, the needle tube is pushed by hand to be inserted into the left guide pin hole, the cap pressing button is pressed to open the wire clamping pliers to loosen the suture, the cap pressing button is released, the wire clamping pliers are closed to pull out the suture, the guide seat is pulled out to tie the suture, and the knife edge is tightly attached.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a handheld peritoneoscope stomach wall stitching instrument that presses of gun type with guide holder which characterized in that: comprises a combined pistol-shaped handle (1), a gun sleeve (6) and a needle tube (7); the gun sleeve is fixed above the handle, and the head end of the gun sleeve is fixed with a needle tube which extends transversely;
the device also comprises a guide seat (11), wherein the guide seat consists of an oval seat body (12) and a positioning rod (13) extending downwards; the base body is opened upwards to form a guide cavity (14), the bottom of the guide cavity is provided with two inclined planes which are symmetrical by the long radius of the base body (12), and the two inclined planes are both provided with guide pin holes (15); two side walls of the positioning rod are respectively provided with a guide pin groove (16) extending downwards, and the guide pin holes on the same side are communicated with the guide pin grooves;
the needle tube is inserted into the guide needle hole and penetrates out of the guide needle groove at the same side.
2. The gun-type hand-held laparoscopic abdominal wall stapler with a guide holder according to claim 1, wherein: the needle tube is fixed at the head end of the gun sleeve, the tail end of the gun sleeve is connected with a cap pressing button (2) in a sliding mode, and the sliding direction of the cap pressing button is the same as the extending direction of the needle tube;
a push rod (4) is arranged in the cap pressing button and in the same direction as the needle tube; a spring (5) is fixed at the head end of the push rod and is clamped in the gun sleeve; a needle core (8) is accommodated in the needle tube (7), and the tail end of the needle core passes through the spring and is fixed on the push rod (4).
3. The gun-type hand-held laparoscopic abdominal wall stapler with a guide holder according to claim 1, wherein: an umbrella cap (3) is fixed on the gun sleeve, the umbrella cap is in a horn shape folded towards the tail end, and the tail end of the umbrella cap is flush with the tail end of the gun sleeve.
4. The gun-type hand-held laparoscopic abdominal wall stapler with a guide holder according to claim 2, wherein: the head end of the needle tube is sharp; the head end of the needle core is fixedly connected with a thread clamping claw (9), and the head end of the thread clamping claw is bent into an L shape; the number of the wire clamping claw is two, three or four.
5. The gun-type hand-held laparoscopic abdominal wall stapler with a guide holder according to claim 4, wherein: the cap pressing button is in a horn shape folded from the head end to the tail end, and the sliding distance of the cap pressing button is 8-12 mm.
6. The gun-type hand-held laparoscopic abdominal wall stapler with a guide holder according to claim 2, wherein: the head end of the needle tube is provided with a wire clamp (10), the wire clamp comprises two clamp feet which are hinged with each other, one of the clamp feet is fixed on the needle tube, and the other clamp foot is hinged with the needle core.
7. The gun-type hand-held laparoscopic abdominal wall stapler with a guide holder according to claim 6, wherein: the cap pressing button is plate-shaped, and the sliding distance of the cap pressing button is 1-5 mm.
8. The gun-type hand-held laparoscopic abdominal wall stapler with a guide holder according to claim 1, wherein: the guide seat is transparent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021444825.XU CN213217336U (en) | 2020-07-21 | 2020-07-21 | Gun type handheld pressing laparoscope abdominal wall stitching instrument with guide seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021444825.XU CN213217336U (en) | 2020-07-21 | 2020-07-21 | Gun type handheld pressing laparoscope abdominal wall stitching instrument with guide seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213217336U true CN213217336U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021444825.XU Active CN213217336U (en) | 2020-07-21 | 2020-07-21 | Gun type handheld pressing laparoscope abdominal wall stitching instrument with guide seat |
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| Country | Link |
|---|---|
| CN (1) | CN213217336U (en) |
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- 2020-07-21 CN CN202021444825.XU patent/CN213217336U/en active Active
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