Endoscope biopsy forceps capable of being adjusted at multiple angles

Abstract

The utility model discloses a pair of endoscope biopsy forceps capable of being adjusted at multiple angles, which belongs to the technical field of medical instruments and is characterized by comprising a holding tube, the top of the holding tube is fixedly connected with a fixed tube, the top of the fixed tube is fixedly connected with a movable tube, and the top of the movable tube is fixedly connected with a support. A pull ring is movably inserted into the bottom of the holding pipe, a first inhaul cable is fixedly connected to the top of the pull ring, a connecting ring is fixedly connected to the top of the first inhaul cable, a first connecting rod and a second connecting rod are rotatably connected to the top of the connecting ring, a first clamp body is rotatably connected to the top of the second connecting rod, and a second clamp body is rotatably connected to the top of the first connecting rod. The middle of the first clamp body and the middle of the second clamp body are rotationally connected through a connecting rivet, the connecting rivet is fixedly connected to the top of the support, and an angle changing assembly is arranged in the holding pipe. The device has the effects that the operation angle of the sampling pliers can be changed, and the applicability of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical equipment, and in particular relates to an endoscopic living body sampling forceps which can be adjusted at multiple angles. Background Art

[0002] During the treatment process in the human body, the lesion site in the body must be sliced ​​and tested, and surgical treatment can only be performed after confirmation. The widely used sampling method is to allow the sampling forceps to enter the patient's body together with the endoscope, clamp the lesion site tissue, and then perform pathological analysis on it to confirm the disease. Endoscopic biopsy has become a conventional endoscopic examination method due to its advantages such as low trauma and convenient examination.

[0003] At present, the existing endoscopic biopsy forceps on the market have a single function and cannot adjust the working angle of the sampling forceps during use, which makes the use effect very inconvenient. Utility Model Content

[0004] The utility model aims to provide an endoscopic biopsy forceps which can be adjusted at multiple angles to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An endoscopic biopsy forceps with multi-angle adjustment comprises a gripping tube, a fixed tube is fixedly connected to the top of the gripping tube, a movable tube is fixedly connected to the top of the fixed tube, a bracket is fixedly connected to the top of the movable tube, a pull ring is movably inserted at the bottom of the gripping tube, a pull cable 1 is fixedly connected to the top of the pull cable 1, a connecting ring is fixedly connected to the top of the pull cable 1, a connecting rod 1 and a connecting rod 2 are rotatably connected to the top of the connecting ring, a first clamp body is rotatably connected to the top of the connecting rod 2, a second clamp body is rotatably connected to the top of the connecting rod 1, the first clamp body and the second clamp body are rotatably connected to each other via a connecting rivet in the middle, the connecting rivet is fixedly connected to the top of the bracket, and an angle-changing component is provided inside the gripping tube.

[0007] Preferably, the angle-changing assembly includes a knob, a second cable and a return spring, the middle of the grip tube is rotatably connected to the knob, both ends of the bottom of the knob are fixedly connected to the second cable, the top of the second cable is fixedly connected to both sides of the movable tube, and a return spring is installed inside the movable tube.

[0008] Preferably, the gripping tube, the fixed tube and the movable tube are all hollow structures.

[0009] Preferably, the grip tube and the fixing tube are made of hard material.

[0010] Preferably, the movable tube is made of rubber material.

[0011] Preferably, a plurality of convex grooves are provided inside the top ends of the first pliers body and the second pliers body, and the first pliers body matches the second pliers body.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] In the utility model, an angle-variable component is provided, and the second cable is driven to move by rotating the knob. One end of the top of the second cable is connected to the movable tube. Because the movable tube is made of rubber material, the angle of the movable tube can be changed by pulling the second cable, thereby changing the operating angle of the sampling forceps and improving the applicability of the device.

[0014] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0016] Figure 1 The utility model is an overall structural diagram of an endoscopic living body sampling forceps which can be adjusted at multiple angles.

[0017] Figure 2 This is a diagram of an endoscopic biopsy forceps that can be adjusted at multiple angles according to the utility model.

[0018] Figure 3 This is a diagram of an endoscopic biopsy forceps that can be adjusted at multiple angles according to the utility model.

[0019] Figure 4 This is a diagram of an endoscopic biopsy forceps that can be adjusted at multiple angles according to the utility model.

[0020] In the figure: 1. grip tube; 2. fixed tube; 3. movable tube; 4. bracket; 5. pull ring; 6. cable 1; 7. connecting ring; 8. connecting rod 1; 9. connecting rod 2; 10. first clamp body; 11. second clamp body; 12. connecting rivet; 13. knob; 14. cable 2; 15. reset spring. DETAILED DESCRIPTION

[0021] The following is combined with Figure 1-4The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0022] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0024] Reference Figures 1 to 4 ,

[0025] The utility model provides an endoscopic living body sampling forceps which can be adjusted at multiple angles for further explanation.

[0026] An endoscopic biopsy forceps with multi-angle adjustment comprises a gripping tube 1, a fixed tube 2 is fixedly connected to the top of the gripping tube 1, a movable tube 3 is fixedly connected to the top of the fixed tube 2, a bracket 4 is fixedly connected to the top of the movable tube 3, a pull ring 5 is movably inserted at the bottom of the gripping tube 1, a cable 1 6 is fixedly connected to the top of the pull ring 5, a connecting ring 7 is fixedly connected to the top of the cable 16, a connecting rod 1 8 and a connecting rod 2 9 are rotatably connected to the top of the connecting ring 7, a first clamp body 10 is rotatably connected to the top of the connecting rod 2 9, a second clamp body 11 is rotatably connected to the top of the connecting rod 1 8, the first clamp body 10 and the second clamp body 11 are rotatably connected to each other through a connecting rivet 12 in the middle, the connecting rivet 12 is fixedly connected to the top of the bracket 4, and an angle-changing component is arranged inside the gripping tube 1.

[0027] The angle-changing assembly includes a knob 13, a second cable 14 and a reset spring 15. The knob 13 is rotatably connected in the middle of the grip tube 1. Both ends of the bottom of the knob 13 are fixedly connected to the second cable 14. The top of the second cable 14 is fixedly connected to both sides of the movable tube 3. The reset spring 15 is installed inside the movable tube 3.

[0028] The gripping tube 1, the fixed tube 2 and the movable tube 3 are all hollow structures.

[0029] The grip tube 1 and the fixing tube 2 are made of hard materials.

[0030] The movable tube 3 is made of rubber material.

[0031] A plurality of convex grooves are formed inside the top ends of the first pliers body 10 and the second pliers body 11 , and the first pliers body 10 matches the second pliers body 11 .

[0032] The second cable 14 is driven to move by rotating the knob 13, and one end of the top of the second cable 14 is connected to the movable tube 3. Because the movable tube 3 is made of rubber material, the second cable 14 can be used to pull and change the angle of the movable tube 3, thereby changing the operating angle of the sampling forceps and improving the applicability of the device.

[0033] Working principle: bring the top ends of the first clamp body 10 and the second clamp body 11 close to the sampling position, manually pull the pull ring 5, pull the connecting ring 7 through the cable 1 6, the connecting ring 7 pulls the connecting rod 1 8 and the connecting rod 2 9, and the first clamp body 10 and the second clamp body 11 are driven to clamp the sampling position through the connecting rod 1 8 and the connecting rod 2 9; when it is necessary to change the clamping angle, turn the knob 13 to drive the cable 2 14 to move, and one end of the top of the cable 2 14 is connected to the movable tube 3. Because the movable tube 3 is made of rubber material, the angle of the movable tube 3 can be pulled and changed through the cable 2 14, thereby changing the operating angle of the sampling clamp and improving the applicability of the device.

[0034] It should be noted that the standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the existing technology, and the machinery, parts and equipment all adopt conventional models in the existing technology, and no specific description is given here.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An endoscopic biopsy forceps adjustable at multiple angles, characterized in that: The invention comprises a gripping tube (1), wherein the top of the gripping tube (1) is fixedly connected to a fixed tube (2), the top of the fixed tube (2) is fixedly connected to a movable tube (3), the top of the movable tube (3) is fixedly connected to a bracket (4), the bottom of the gripping tube (1) is movably inserted with a pull ring (5), the top of the pull ring (5) is fixedly connected to a cable 1 (6), the top of the cable 1 (6) is fixedly connected to a connecting ring (7), the top of the connecting ring (7) is rotatably connected to a connecting rod 1 (8) and a connecting rod 2 (9), the top of the connecting rod 2 (9) is rotatably connected to a first clamp body (10), the top of the connecting rod 1 (8) is rotatably connected to a second clamp body (11), the first clamp body (10) and the second clamp body (11) are rotatably connected to each other via a connecting rivet (12) in the middle, the connecting rivet (12) is fixedly connected to the top of the bracket (4), and an angle-changing component is provided inside the gripping tube (1).

2. The multi-angle adjustable endoscopic biopsy forceps according to claim 1, characterized in that: The angle-changing assembly comprises a knob (13), a second cable (14) and a return spring (15); the knob (13) is rotatably connected in the middle of the grip tube (1); the two ends of the bottom of the knob (13) are fixedly connected to the second cable (14); the top of the second cable (14) is fixedly connected to the two sides of the movable tube (3); and the return spring (15) is sleeved inside the movable tube (3).

3. The multi-angle adjustable endoscopic biopsy forceps according to claim 1, characterized in that: The gripping tube (1), the fixed tube (2) and the movable tube (3) are all hollow structures.

4. The multi-angle adjustable endoscopic biopsy forceps according to claim 1, characterized in that: The gripping tube (1) and the fixing tube (2) are made of hard materials.

5. The multi-angle adjustable endoscopic biopsy forceps according to claim 1, characterized in that: The movable tube (3) is made of rubber material.

6. The multi-angle adjustable endoscopic biopsy forceps according to claim 1, characterized in that: A plurality of convex grooves are provided inside the top ends of the first clamp body (10) and the second clamp body (11), and the first clamp body (10) and the second clamp body (11) match each other.

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