CN215424823U

CN215424823U - Biopsy forceps for digestive system department

Info

Publication number: CN215424823U
Application number: CN202121642811.3U
Authority: CN
Inventors: 杨磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-07
Anticipated expiration: 2031-07-20

Abstract

The utility model belongs to the technical field of biopsy forceps for the digestive system department, and particularly provides a biopsy forceps for the digestive system department, aiming at the problem that the existing biopsy forceps for the digestive system department can be used for working only by manually holding the biopsy forceps hard when in use, and are inconvenient for medical staff to use. The medical hand-free hand-held clamp is simple in structure, medical staff can hold the device tightly without hands, and the medical hand-free hand-held clamp is convenient to use and is convenient for people to use.

Description

Biopsy forceps for digestive system department

Technical Field

The utility model relates to the technical field of biopsy forceps for the department of gastroenterology, in particular to biopsy forceps for the department of gastroenterology.

Background

Biopsy (biopsy) is also called surgical pathology examination, and is called external examination; this refers to a technique for taking out a diseased tissue from a patient by incision, forceps, puncture, or the like, and performing pathological examination, as required for diagnosis and treatment. It is the most important part of the diagnosis pathology, and it can make clear histopathological diagnosis for most of the examined cases, and it is used as the final diagnosis in clinic. Biopsy forceps are indispensable tools for taking pathological specimens in endoscopy, and can directly damage mucous membranes to obtain specimens.

When the existing biopsy forceps for the digestive system department are used, the biopsy forceps can be manually held to work, and the biopsy forceps are not convenient for medical staff to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the existing biopsy forceps for the digestive system department can be held by a person to work and medical staff is inconvenient to use when in use.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a biopsy forceps for digestive system department comprises a shell, wherein a driving mechanism is arranged in the shell, a fixing mechanism is arranged on one side of the shell, the driving mechanism comprises a first screw rod, a second screw rod, a first inclined plate, a second inclined plate, two sliding blocks, a first auxiliary gear, a second auxiliary gear, a driving rod and a large gear, two cavities are arranged on the inner walls of the two sides of the shell, the first screw rod, the second screw rod, the first inclined plate, the second inclined plate and the two sliding blocks are respectively positioned in the two cavities, the first screw rod and the second screw rod are respectively in rotary connection with the two cavities, the first inclined plate and the second inclined plate are respectively in threaded connection with the first screw rod and the second screw rod, the two sliding blocks are respectively and fixedly connected with the first inclined plate and the second inclined plate, the two sliding blocks can limit the horizontal movement of the first inclined plate and the second inclined plate, the two sliding blocks are respectively in sliding connection with the two cavities, two groove bodies are arranged on the inner walls of the two sides of the shell, the first auxiliary gear and the second auxiliary gear are respectively positioned in the two groove bodies, the first auxiliary gear and the second auxiliary gear are respectively and fixedly connected with one ends of the first screw rod and the second screw rod, the driving rod and the large gear are both positioned in the shell, the driving rod is rotatably connected with the shell, the large gear is fixedly connected with the driving rod, and the large gear is meshed with the first auxiliary gear and the second auxiliary gear.

Preferably, the main body plate, the first binding clip, the second binding clip, the two front serrations, the two limiting rings, the first spring, the fixing seat, the pull rod plate and the second spring are all located in the housing, the main body plate is fixedly connected with the housing, the first binding clip and the second binding clip are both rotatably connected with the main body plate, and the two front serrations are respectively arranged on one side of the first binding clip and one side of the second binding clip.

Preferably, one side of first binding clip and second binding clip is located respectively to two spacing collars, and two spacing collars can carry on spacingly to first binding clip and second binding clip, and first spring is located one side of shell, the both ends of first spring respectively with first binding clip and second binding clip fixed connection, the fixing base is located one side of shell, fixing base and shell fixed connection, pull rod plate and second spring all are located the fixing base, pull rod plate and fixing base sliding connection, the second spring housing is located on the pull rod plate, the one end and the actuating lever of pull rod plate laminate mutually.

Compared with the prior art, the utility model has the advantages that:

this scheme is owing to set up first screw rod and second screw rod and drive first swash plate and second swash plate and remove, and the one end of first binding clip and second binding clip of first swash plate and second swash plate extrusion is close to each other, and first spring is compressed to first binding clip and second binding clip, and first binding clip and second binding clip drive two anterior toothlets and are close to each other to carry out the centre gripping to the sample, realized the purpose of centre gripping.

The medical hand-free hand-held clamp is simple in structure, medical staff can hold the device tightly without hands, and the medical hand-free hand-held clamp is convenient to use and is convenient for people to use.

Drawings

FIG. 1 is a schematic structural view of a biopsy forceps for digestive system department according to the present invention;

FIG. 2 is a schematic perspective view of a stop collar of a biopsy forceps for digestive system department according to the present invention;

fig. 3 is a schematic structural diagram of part a of a biopsy forceps for digestive system department according to the present invention.

In the figure: 1. a housing; 2. a cavity; 3. a first screw; 4. a second screw; 5. a first sloping plate; 6. a second swash plate; 7. a slider; 8. a trough body; 9. a first auxiliary gear; 10. a second auxiliary gear; 11. a drive rod; 12. a bull gear; 13. a main body plate; 14. a first binding clip; 15. a second binding clip; 16. front serrations; 17. a limiting ring; 18. a first spring; 19. a fixed seat; 20. a drawbar plate; 21. a second spring; 22. a fixing plate; 23. a vacuum seat; 24. a piston plate; 25. moving the plate; 26. and (4) an oil outlet plate.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Example one

Referring to fig. 1-3, a biopsy forceps for digestive system department comprises a housing 1, a driving mechanism is arranged in the housing 1, a fixing mechanism is arranged on one side of the housing 1, the driving mechanism comprises a first screw 3, a second screw 4, a first inclined plate 5, a second inclined plate 6, two sliders 7, a first auxiliary gear 9, a second auxiliary gear 10, a driving rod 11 and a large gear 12, two cavities 2 are arranged on the inner walls of the two sides of the housing 1, the first screw 3, the second screw 4, the first inclined plate 5, the second inclined plate 6 and the two sliders 7 are respectively positioned in the two cavities 2, the first screw 3 and the second screw 4 are respectively rotatably connected with the two cavities 2, the first inclined plate 5 and the second inclined plate 6 are respectively in threaded connection with the first screw 3 and the second screw 4, the first inclined plate 5 and the second inclined plate 6 can drive one ends of a first forceps head 14 and a second forceps head 15 to be close to each other, two sliders 7 respectively with first swash plate 5 and second swash plate 6 fixed connection, two sliders 7 can be spacing to first swash plate 5 and second swash plate 6 horizontal migration, two sliders 7 respectively with two cavity 2 sliding connection, two cell bodies 8 have been seted up on the both sides inner wall of shell 1, first auxiliary gear 9 and second auxiliary gear 10 are located two cell bodies 8 respectively, first auxiliary gear 9 and second auxiliary gear 10 respectively with the one end fixed connection of first screw rod 3 and second screw rod 4, actuating lever 11 and gear wheel 12 all are located shell 1, actuating lever 11 drives first auxiliary gear 9 and the rotation of second auxiliary gear 10 through gear wheel 12, actuating lever 11 rotates with shell 1 to be connected, gear wheel 12 and actuating lever 11 fixed connection, gear wheel 12 meshes with first auxiliary gear 9 and second auxiliary gear 10 mutually.

In this embodiment, the main body plate 13, the first tong head 14, the second tong head 15, the two front serrations 16, the two limiting rings 17, the first spring 18, the fixing seat 19, the pull rod plate 20, and the second spring 21, the main body plate 13, the first tong head 14, the second tong head 15, and the two limiting rings 17 are all located in the housing 1, the main body plate 13 is fixedly connected with the housing 1, the first tong head 14 and the second tong head 15 are both rotatably connected with the main body plate 13, and the two front serrations 16 are respectively disposed on one side of the first tong head 14 and one side of the second tong head 15.

In this embodiment, the two limiting rings 17 are respectively disposed on one side of the first binding clip 14 and one side of the second binding clip 15, the two limiting rings 17 can limit the first binding clip 14 and the second binding clip 15, the first spring 18 is disposed on one side of the housing 1, two ends of the first spring 18 are respectively fixedly connected to the first binding clip 14 and the second binding clip 15, the fixing seat 19 is disposed on one side of the housing 1, the fixing seat 19 is fixedly connected to the housing 1, the pull rod plate 20 and the second spring 21 are both disposed in the fixing seat 19, the pull rod plate 20 is slidably connected to the fixing seat 19, the second spring 21 is sleeved on the pull rod plate 20, one end of the pull rod plate 20 is attached to the driving rod 11, and the second spring 21 can be compressed by the pull rod plate 20.

The working principle is as follows: the pull rod plate 20 is pulled to move upwards, the pull rod plate 20 compresses the second spring 21, the driving rod 11 is twisted to rotate, the driving rod 11 drives the large gear 12 to rotate, the large gear 12 drives the first auxiliary gear 9 and the second auxiliary gear 10 to rotate, the first auxiliary gear 9 and the second auxiliary gear 10 drive the first screw 3 and the second screw 4 to rotate, the first screw 3 and the second screw 4 drive the first inclined plate 5 and the second inclined plate 6 to move, one ends of the first inclined plate 5 and the second inclined plate 6, which extrude the first binding clip 14 and the second binding clip 15, are close to each other, the first binding clip 14 and the second binding clip 15 compress the first spring 18, and the first binding clip 14 and the second binding clip 15 drive the two front fine teeth 16 to be close to each other and clamp a sample.

Example two

Referring to fig. 1-3, a biopsy forceps for digestive system department comprises a housing 1, a driving mechanism is arranged in the housing 1, a fixing mechanism is arranged on one side of the housing 1, the driving mechanism comprises a first screw 3, a second screw 4, a first inclined plate 5, a second inclined plate 6, two sliders 7, a first auxiliary gear 9, a second auxiliary gear 10, a driving rod 11 and a large gear 12, two cavities 2 are arranged on the inner walls of the two sides of the housing 1, the first screw 3, the second screw 4, the first inclined plate 5, the second inclined plate 6 and the two sliders 7 are respectively positioned in the two cavities 2, the first screw 3 and the second screw 4 are respectively rotatably connected with the two cavities 2, the first inclined plate 5 and the second inclined plate 6 are respectively in threaded connection with the first screw 3 and the second screw 4, the first inclined plate 5 and the second inclined plate 6 can drive one ends of a first forceps head 14 and a second forceps head 15 to be close to each other, two sliders 7 respectively with first swash plate 5 and second swash plate 6 welded connection, two sliders 7 can be spacing to first swash plate 5 and second swash plate 6 horizontal migration, two sliders 7 respectively with two cavity 2 sliding connection, two cell bodies 8 have been seted up on the both sides inner wall of shell 1, first auxiliary gear 9 and second auxiliary gear 10 are located two cell bodies 8 respectively, first auxiliary gear 9 and second auxiliary gear 10 respectively with the one end welded connection of first screw rod 3 and second screw rod 4, actuating lever 11 and gear wheel 12 all are located shell 1, actuating lever 11 drives first auxiliary gear 9 and the rotation of second auxiliary gear 10 through gear wheel 12, actuating lever 11 rotates with shell 1 to be connected, gear wheel 12 and actuating lever 11 welded connection, gear wheel 12 meshes with first auxiliary gear 9 and second auxiliary gear 10 mutually.

In this embodiment, the main body plate 13, the first tong head 14, the second tong head 15, the two front serrations 16, the two limiting rings 17, the first spring 18, the fixing seat 19, the pull rod plate 20, and the second spring 21, the main body plate 13, the first tong head 14, the second tong head 15, and the two limiting rings 17 are all located in the housing 1, the main body plate 13 is welded to the housing 1, the first tong head 14 and the second tong head 15 are both rotationally connected to the main body plate 13, and the two front serrations 16 are respectively located on one side of the first tong head 14 and one side of the second tong head 15.

In this embodiment, two limiting rings 17 are respectively disposed on one side of the first binding clip 14 and one side of the second binding clip 15, the two limiting rings 17 can limit the first binding clip 14 and the second binding clip 15, the first spring 18 is disposed on one side of the housing 1, two ends of the first spring 18 are respectively welded to the first binding clip 14 and the second binding clip 15, the fixing seat 19 is disposed on one side of the housing 1, the fixing seat 19 is welded to the housing 1, the pull rod plate 20 and the second spring 21 are both disposed in the fixing seat 19, the pull rod plate 20 is slidably connected to the fixing seat 19, the second spring 21 is sleeved on the pull rod plate 20, one end of the pull rod plate 20 is attached to the driving rod 11, and the second spring 21 can be compressed by the pull rod plate 20.

In this embodiment, the oil dripping mechanism includes a fixed plate 22, a vacuum seat 23, a piston plate 24, a movable plate 25 and an oil outlet plate 26, the fixed plate 22, the vacuum seat 23, the movable plate 25 and the oil outlet plate 26 are all located in the housing 1, the fixed plate 22 is welded to the housing 1, the vacuum seat 23 is welded to the fixed plate 22, the piston plate 24 is located in the vacuum seat 23, the movable plate 25 is in threaded connection with the first screw 3 and the second screw 4, the movable plate 25 is welded to the piston plate 24, the oil outlet plate 26 is welded to the housing 1, and the vacuum seat 23 is communicated with the oil outlet plate 26.

The difference between the second embodiment and the first embodiment is that: first screw rod 3 and second screw rod 4 drive the movable plate 25 and move, and movable plate 25 drives this 24 removals of piston to oil the subassembly on extruding oil board 26 with the oil in the vacuum seat 23, all structures in this application can all carry out the selection of material and length according to the in-service use condition, and the attached drawing is the schematic structure picture, and suitable adjustment can be made to specific actual dimensions.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A biopsy forceps for digestive system department comprises a shell (1) and is characterized in that a driving mechanism is arranged in the shell (1), a fixing mechanism is arranged on one side of the shell (1), the driving mechanism comprises a first screw (3), a second screw (4), a first inclined plate (5), a second inclined plate (6), two sliders (7), a first auxiliary gear (9), a second auxiliary gear (10), a driving rod (11) and a gear wheel (12), two cavities (2) are arranged on the inner walls of the two sides of the shell (1), the first screw (3), the second screw (4), the first inclined plate (5), the second inclined plate (6) and the two sliders (7) are respectively positioned in the two cavities (2), the first screw (3) and the second screw (4) are respectively in rotary connection with the two cavities (2), the first inclined plate (5) and the second inclined plate (6) are respectively in threaded connection with the first screw (3) and the second screw (4), two slider (7) respectively with first swash plate (5) and second swash plate (6) fixed connection, two slider (7) respectively with two cavity (2) sliding connection, two cell bodies (8) have been seted up on the both sides inner wall of shell (1), first auxiliary gear (9) and second auxiliary gear (10) are located two cell bodies (8) respectively, first auxiliary gear (9) and second auxiliary gear (10) respectively with the one end fixed connection of first screw rod (3) and second screw rod (4), actuating lever (11) and gear wheel (12) all are located shell (1), actuating lever (11) rotate with shell (1) and are connected, gear wheel (12) and actuating lever (11) fixed connection, gear wheel (12) mesh with first auxiliary gear (9) and second auxiliary gear (10).

2. The biopsy forceps for the gastroenterology according to claim 1, wherein the fixing mechanism comprises a main body plate (13), a first forceps head (14), a second forceps head (15), two front serrations (16), two limiting rings (17), a first spring (18), a fixing seat (19), a pull rod plate (20) and a second spring (21), the main body plate (13), the first forceps head (14), the second forceps head (15) and the two limiting rings (17) are all located in the housing (1), the main body plate (13) is fixedly connected with the housing (1), the first forceps head (14) and the second forceps head (15) are both rotatably connected with the main body plate (13), and the two front serrations (16) are respectively arranged on one side of the first forceps head (14) and one side of the second forceps head (15).

3. The biopsy forceps for department of gastroenterology according to claim 2, wherein two stop collars (17) are respectively provided on one side of the first forceps head (14) and the second forceps head (15), the first spring (18) is provided on one side of the housing (1), and both ends of the first spring (18) are respectively fixedly connected with the first forceps head (14) and the second forceps head (15).

4. The biopsy forceps for the gastroenterology according to claim 2, wherein the fixing seat (19) is located on one side of the housing (1), the fixing seat (19) is fixedly connected with the housing (1), the pull rod plate (20) and the second spring (21) are both located in the fixing seat (19), the pull rod plate (20) is slidably connected with the fixing seat (19), the second spring (21) is sleeved on the pull rod plate (20), and one end of the pull rod plate (20) is attached to the driving rod (11).