CN210095849U

CN210095849U - Multifunctional laparoscope grasping forceps

Info

Publication number: CN210095849U
Application number: CN201920649807.6U
Authority: CN
Inventors: 王菲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-07
Filing date: 2019-05-07
Publication date: 2020-02-21
Anticipated expiration: 2029-05-07

Abstract

The utility model discloses a multifunctional laparoscope grasping forceps, which comprises an inner tube, an outer tube and more than two forceps heads; the end parts of the clamp heads are hinged with the outer pipe, the middle part of each clamp head is hinged with one end of a connecting rod, the other end of each connecting rod is hinged with the inner pipe, and the inner pipe is sleeved in the outer pipe and can slide relatively in the outer pipe; when the inner tube is moved, the connecting rod can be driven to move, the connecting rod drives the clamp heads to close or open, and when the plurality of clamp heads clamp special-shaped tissues with cambered surfaces, multiple surfaces and the like, an effective clamping and fixing effect can be formed; one end of the inner tube far away from the clamp head is provided with a suction apparatus connecting port which is used for connecting a suction apparatus to suck seepage liquid and blood around the focus and gas generated by the ultrasonic knife to break tissues, thereby ensuring the clear operation visual field around the focus; the utility model discloses combine nipper and aspirator together, can use nipper to aspirate simultaneously, need not interrupt the operation, guarantee the operation continuity.

Description

Multifunctional laparoscope grasping forceps

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to multi-functional peritoneoscope nipper.

Background

The laparoscopic surgery is a minimally invasive surgical technique for treating abdominal diseases, and plays an increasingly important role in the minimally invasive surgery due to the advantages of small wound, quick recovery, light postoperative pain, short hospitalization time and the like, so the clinical application of the minimally invasive surgery advocated by the laparoscopy is more and more extensive. The principle of the laparoscopic surgery is to use carbon dioxide gas to make artificial pneumoperitoneum as an observation and operation space; puncturing a plurality of holes of 0.5-1.0 cm on the abdominal wall by using a puncture outfit to establish a channel between the abdominal cavity and the outside; the puncture outfit is inserted with a video system, a light source and other surgical instruments, the conditions inside the abdominal cavity are transmitted to the display through the CCD camera, and a doctor observes in real time through the images on the screen and performs surgical operation.

At present, current laparoscopic surgery nipper only has two tong heads, is fit for the tissue of centre gripping platykurtic, when carrying out the centre gripping to having special-shaped tissues such as cambered surface, multiaspect, two tong heads can't form effectual centre gripping fixed effect, and simultaneously, laparoscopic surgery nipper and aspirator are two kinds of independently used surgical instruments, when the operation goes on, if oozing blood, oozing liquid or when gaseous too much, need interrupt the operation, the adjustment is that the aspirator sucks, this continuity that has not only influenced the operation separation has still prolonged the operation time.

SUMMERY OF THE UTILITY MODEL

For solving prior art, the aspirator and the nipper need frequently to be changed, the technical problem poor to the solid effect of grabbing of heterosexual tissue that exist among the laparoscopic surgery process, the technical scheme of the utility model as follows:

the utility model relates to a multifunctional laparoscope grasping forceps, which comprises an inner tube, an outer tube and more than two forceps heads; the end parts of the clamp heads are hinged with the outer pipe, the middle part of each clamp head is hinged with one end of a connecting rod, the other end of each connecting rod is hinged with the inner pipe, and the inner pipe is sleeved in the outer pipe and can slide relatively in the outer pipe; when the inner tube is moved, the connecting rod can be driven to move, and the connecting rod drives the clamp head to close or open; the inner tube is hollow with two open ends, and one end far away from the clamp head is provided with a suction apparatus connecting port.

Furthermore, the clamp comprises a fixed handheld portion, one end, far away from the clamp head, of the outer tube is fixedly connected with the fixed handheld portion, and a supporting rod is arranged in the middle of the fixed handheld portion.

Furthermore, the clamp comprises a movable handheld portion, wherein a mounting plate is arranged at one end, away from the clamp head, of the inner pipe, the end portion of the movable handheld portion is hinged to the mounting plate, and the middle portion of the movable handheld portion is abutted to the supporting rod.

Further, the outer pipe is connected with the inner pipe through a return spring.

Furthermore, an adjusting switch is arranged on the fixed handheld part and is in wireless connection with the control end of the suction apparatus.

Furthermore, the working surface of the clamp head is provided with sawteeth, threads or corrugations.

Further, the number of the clamp heads is three or four.

Further, the structure of fixed handheld portion and the structure of activity handheld portion are unanimous, all include finger stall and dead lever.

Further, the connection angle between the fixing rod of the fixing handheld part and the outer pipe is 90-150 degrees.

The utility model provides a multi-functional peritoneoscope nipper compares with prior art, and its beneficial effect is:

the multifunctional laparoscope grasping forceps can drive the connecting rod to move when the inner tube is moved, the connecting rod drives the forceps heads to close or open, and when the plurality of forceps heads clamp irregular tissues with cambered surfaces, multi-surface and the like, an effective clamping and fixing effect can be formed; one end of the inner tube far away from the clamp head is provided with a suction apparatus connecting port which is used for connecting a suction apparatus to suck seepage liquid and blood around the focus and gas generated by the ultrasonic knife to break tissues, thereby ensuring the clear operation visual field around the focus; the utility model discloses combine nipper and aspirator together, can use nipper to aspirate simultaneously, need not interrupt the operation, guarantee the operation continuity.

Drawings

FIG. 1 is a schematic view of a multi-functional laparoscopic grasper of the present invention;

fig. 2 is a cross-sectional view of the end of the inner tube and the outer tube of the present invention.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-2, the multifunctional laparoscopic grasper of the present invention comprises four grasper heads 1, an inner tube 2 and an outer tube 3; the end parts of the four clamp heads 1 are hinged with the outer pipe 3, the middle part of each clamp head 1 is hinged with one end of a connecting rod 4, the other end of each connecting rod 4 is hinged with the inner pipe 2, and the inner pipe 2 is sleeved in the outer pipe 3 and can slide relatively in the outer pipe 3; when the inner tube 2 is moved, the connecting rod 4 can be driven to move, the connecting rod 4 drives the clamp heads 1 to close or open, and when the plurality of clamp heads 1 clamp irregular tissues with cambered surfaces, multiple surfaces and the like, an effective clamping and fixing effect can be formed; the inner tube 2 is hollow with two open ends, one end far away from the clamp head 1 is provided with a suction apparatus connecting port 7, the tail end of the inner tube 2 is connected with a suction apparatus when the clamp head pulls or separates tissues and blood vessels around a focus, and seepage liquid and seepage blood around the focus and gas generated by the ultrasonic knife separating the tissues can enter the inner tube 2 through the hollow structure at the front end of the inner tube 2 and finally enter the suction apparatus, thereby ensuring the clear operation visual field around the focus.

The utility model discloses still including fixed handheld portion 5 and the handheld portion 6 of activity, the outer tube 3 is kept away from the fixed handheld portion 5 of one end fixedly connected with of tong head 1, and the middle part of fixed handheld portion 5 has bracing piece 9, and the one end that tong head 1 was kept away from to inner tube 2 is equipped with mounting panel 8, and the tip of the handheld portion 6 of activity is articulated with mounting panel 8, middle part and bracing piece 9 butt. The fixed handheld portion 5 and the movable handheld portion 6 are identical in structure and comprise finger sleeves 10 and fixing rods 11. The dead lever 11 of the handheld portion 6 of activity constitutes lever mechanism with the bracing piece 9 of the handheld portion 5 of fixed, and when pressing the finger stall 10 of the handheld portion 6 of activity, dead lever 11 can drive the activity of mounting panel 8, and mounting panel 8 drives the outside activity of inner tube 2, and then accomplishes the inside flexible removal of inner tube 2 at outer tube 3.

The outer tube 3 and the inner tube 2 are connected through the reset spring 12, the inner tube 2 and the outer tube 3 keep a certain fall in a free state, the inner tube 2 protrudes out of the outer tube 3, the clamp head 1 is in an opening shape, when the finger stall 10 of the movable handheld portion 6 is pressed, the inner tube 2 moves towards the outer tube 3, the reset spring 12 extends and applies a reverse acting force to the inner tube 2, and when the finger stall 10 of the movable handheld portion 6 is stopped being pressed, the reset spring 12 pulls the inner tube 2 back to a position in the free state.

In order to improve the operation flexibility of the device, an adjusting switch is arranged on the fixed handheld part 5 and is in wireless connection with the control end of the suction apparatus. The wireless communication module is arranged in the adjusting switch, the control end of the suction apparatus is also provided with the wireless communication module, the wireless communication module and the wireless communication module are mutually connected, and the suction apparatus can be started and stopped at any time or the suction strength of the suction apparatus can be changed during use.

In order to improve the clamping and fixing effect, the working surface of the clamp head 1 is provided with sawteeth, threads or corrugations to increase the friction force.

Preferably, the number of the clamp heads 1 is three or four.

Preferably, the connection angle between the fixing rod 11 for fixing the handheld part 5 and the outer tube 3 is 90-150 degrees, which is beneficial to the convenience of handholding and the avoidance of shielding.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The multifunctional laparoscopic grasping forceps are characterized by comprising an inner tube, an outer tube and more than two forceps heads; the end parts of the clamp heads are hinged with the outer pipe, the middle part of each clamp head is hinged with one end of a connecting rod, the other end of each connecting rod is hinged with the inner pipe, and the inner pipe is sleeved in the outer pipe and can slide relatively in the outer pipe; when the inner tube is moved, the connecting rod can be driven to move, and the connecting rod drives the clamp head to close or open; the inner tube is hollow with two open ends, and one end far away from the clamp head is provided with a suction apparatus connecting port.

2. The multifunctional laparoscopic grasper according to claim 1, further comprising a fixed hand-held portion, wherein one end of the outer tube away from the forceps head is fixedly connected with the fixed hand-held portion, and a support rod is provided in the middle of the fixed hand-held portion.

3. The multifunctional laparoscopic grasper according to claim 2, further comprising a movable hand-held portion, wherein a mounting plate is provided at an end of the inner tube away from the head of the grasper, an end portion of the movable hand-held portion is hinged to the mounting plate, and a middle portion of the movable hand-held portion abuts against the support rod.

4. The multifunctional laparoscopic grasper of claim 3, wherein said outer tube is connected to said inner tube by a return spring.

5. The multifunctional laparoscopic grasper according to claim 2, wherein an adjustment switch is provided on the fixed hand-held portion, and the adjustment switch is wirelessly connected with a control end of the aspirator.

6. The multi-functional laparoscopic grasper of claim 1, wherein said working surface of said grasper head is serrated, threaded or corrugated.

7. The multi-functional laparoscopic grasper of claim 1, wherein said number of said gripper heads is three or four.

8. The multifunctional laparoscopic grasper of claim 3, wherein said fixed and movable handpieces are of identical construction and each includes a finger stall and a fixed rod.

9. The multifunctional laparoscopic grasper of claim 8, wherein the connection angle of the fixing rod of the fixing hand-held portion to the external tube is 90-150 °.