Digestive endoscopy foreign body forceps facilitating angle adjustment

Abstract

The utility model provides a pair of digestive endoscopy foreign body forceps convenient for angle adjustment, which relates to the technical field of medical instruments, and comprises a tooth-shaped forceps head a, a tooth-shaped forceps head b, a stay wire, a sleeve, a grip, a forceps head seat, a movable part and a telescopic part, one end of the grip is connected with a connecting cap, the connecting cap is connected with the sleeve, the end part of the sleeve is connected with the forceps head seat, and the telescopic part is connected with the movable part. The tooth-shaped plier head a and the tooth-shaped plier head b are hinged to the plier head base through the connecting shaft, the fixed end of the telescopic piece is fixed into the grip, the movable end of the telescopic piece is connected with the pull wire through the connecting rod a, the free end of the pull wire sequentially penetrates through the connecting cap and the sleeve to be connected with the movable piece, and the movable piece is slidably connected into the plier head base. The tooth-shaped plier head a and the tooth-shaped plier head b are opened or closed through sliding of the movable part, and a plurality of keys are arranged on the grip. The foreign body forceps can be flexibly opened and rotated in the alimentary canal through the telescopic piece, foreign bodies in the alimentary canal can be better taken out, and the use requirement for taking out the foreign bodies in the alimentary canal is met.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, in particular to a foreign body forceps for digestive endoscopes with an adjustable angle Background Technique

[0002] The foreign body forceps is a medical device, usually used in combination with an endoscope, for grasping and removing foreign bodies in the human digestive tract. In order to facilitate the removal or clearance of foreign bodies in the digestive tract, it is necessary for the foreign body forceps to be able to open flexibly in the digestive tract and grasp the foreign body. However, in the esophagus, duodenum and intestine, the existing foreign body forceps have limited opening, the handle is too long, and it is inconvenient to operate the foreign body forceps to open with one hand. Therefore, the applicant has proposed a foreign body forceps for digestive endoscopes with an adjustable angle Content of the Utility Model

[0003] In view of this, the utility model proposes a foreign body forceps for digestive endoscopes with an adjustable angle, which can break the force balance of the blade to make the blade rotate, so as to realize the cutting of the optical fiber microcable. Its structure is simple and the operation is flexible and reliable

[0004] The technical solution of the utility model is realized as follows

[0005] A foreign body forceps for digestive endoscopes with an adjustable angle includes a toothed forceps head a, a toothed forceps head b, a wire rope, a sleeve, a handle, a forceps head seat, a movable part and a telescopic part. One end of the handle is connected with a connecting cap, the connecting cap is connected with the sleeve, the end of the sleeve is connected with the forceps head seat, the toothed forceps head a and the toothed forceps head b are hinged to the forceps head seat through a connecting shaft, the fixed end of the telescopic part is fixed inside the handle, the movable end of the telescopic part is connected with the wire rope through a connecting rod a, the free end of the wire rope passes through the connecting cap and the sleeve in sequence and is connected with the movable part, the movable part is slidably connected inside the forceps head seat, and the toothed forceps head a and the toothed forceps head b are opened or closed by the sliding of the movable part. A plurality of buttons are arranged on the handle

[0006] Preferably, the handle includes an upper handle and a lower handle, the upper handle is detachably connected with the lower handle, and a first installation chamber and a second installation chamber are arranged between the upper handle and the lower handle

[0007] Preferably, a plurality of heat dissipation holes communicated with the first installation chamber are arranged on the handle

[0008] Preferably, the movable part includes a movable rod a, a movable rod b and a connecting rod b, the connecting rod b is slidably connected inside the forceps head seat, both ends of the movable rod a are hinged to the toothed forceps head a and the connecting rod b respectively, and both ends of the movable rod b are hinged to the toothed forceps head b and the connecting rod b respectively

[0009] Preferably, a chute is arranged on the connecting rod b, and a slider is arranged inside the forceps head seat, and the slider is slidably connected inside the chute

[0010] Preferably, the forceps head seat includes a connecting portion and a mounting portion. The toothed forceps head a and the toothed forceps head b are hinged to the mounting portion, the mounting portion is fixed to the connecting portion, and the connecting portion is threadedly connected to the sleeve.

[0011] Preferably, a connecting groove is provided in the connecting cap, and a connecting head is provided at one end of the sleeve. The connecting groove is threadedly connected to the connecting head.

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

[0013] A foreign body forceps for a digestive endoscope with an adjustable angle provided by the present utility model enables the foreign body forceps to be flexibly opened and rotated in the digestive tract by controlling the telescopic member through a button, so that foreign bodies in the digestive tract can be better removed; the clamping angle size is adjusted in a simple and fast manner, so that the operator can more conveniently clamp foreign bodies during use, meeting the use requirements for removing foreign bodies in the digestive tract. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a front view structural diagram of a foreign body forceps for a digestive endoscope with an adjustable angle according to the present utility model;

[0015] Figure 2 is a sectional structural diagram of a foreign body forceps for a digestive endoscope with an adjustable angle according to the present utility model;

[0016] Figure 3 is a partial sectional structural diagram of a foreign body forceps for a digestive endoscope with an adjustable angle according to the present utility model;

[0017] Figure 4 is a partial sectional structural diagram of a foreign body forceps for a digestive endoscope with an adjustable angle according to the present utility model;

[0018] In the figure, 1, toothed forceps head a; 2, toothed forceps head b; 3, pull wire; 4, sleeve; 5, handle; 6, forceps head seat; 7, movable member; 8, telescopic member; 9, connecting cap; 10, connecting shaft; 11, connecting rod a; 12, connecting head; 13, movable rod a; 14, movable rod b; 15, connecting rod b; 16, button; 17, upper handle; 18, lower handle; 19, first installation chamber; 20, second installation chamber; 21, heat dissipation hole; 22, sliding groove; 23, connecting portion; 24, mounting portion; 25, connecting groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In order to better understand the technical content of the present utility model, specific embodiments are provided below, and the present utility model will be further described in conjunction with the accompanying drawings.

[0020] Embodiment

[0021] See Figures 1 to 4 , a foreign body forceps for digestive endoscope with adjustable angle provided by the utility model includes a toothed forceps head a1, a toothed forceps head b2, a pull wire 3, a sleeve 4, a handle 5, a forceps head seat 6, a movable part 7 and a telescopic part 8. One end of the handle 5 is connected with a connecting cap 9, and the connecting cap 9 can be fixed at one end of the handle 5 by bolts or clamping. The connecting cap 9 is connected with the sleeve 4, which is convenient for the connection between the sleeve 4 and the handle 5. The end of the sleeve 4 is connected with the forceps head seat 6. The toothed forceps head a1 and the toothed forceps head b2 are hinged to the forceps head seat 6 through a connecting shaft 10, which is convenient for the opening or closing of the foreign body forceps. The fixed end of the telescopic part 8 is fixed inside the handle 5, and the movable end of the telescopic part 8 is connected with the pull wire 3 through a connecting rod a11. The free end of the pull wire 3 sequentially passes through the connecting cap 9 and the sleeve 4 and is connected with the movable part 7. The movable part 7 is slidably connected inside the forceps head seat 6. By sliding the movable part 7, the toothed forceps head a1 and the toothed forceps head b2 are opened or closed. The telescopic part 8 pushes the connecting rod a11 to slide inside the handle 5, the connecting rod a11 pulls the pull wire 3, the pull wire 3 acts on the movable part 7, and the movement of the movable part 7 makes the foreign body forceps open or close to clamp the foreign body in the patient's body. The telescopic part 8 can be an electric telescopic rod or a hydraulic telescopic rod. A plurality of buttons 16 are arranged on the handle 5, and the buttons 16 control the telescopic part 8 to control the extension or contraction of the telescopic part 8.

[0022] See Figure 3 , the handle 5 includes an upper handle 17 and a lower handle 18, and the upper handle 17 is detachably connected to the lower handle 18, which can be clamping connection or bolt connection. A first installation chamber 19 and a second installation chamber 20 are arranged between the upper handle 17 and the lower handle 18. A storage battery is installed in the first installation chamber 19. A plurality of heat dissipation holes 21 communicating with the first installation chamber 19 are arranged on the handle 5. The telescopic part 8 is installed in the second installation chamber 20. Among them, a connecting groove 25 is arranged inside the connecting cap 9, a connecting head 12 is arranged at one end of the sleeve 4, and the connecting groove 25 is threadedly connected with the connecting head 12, which can reduce the influence of the gap at the connection between the upper handle 17 and the lower handle 18 on the threaded connection and is convenient for the connection between the handle 5 and the sleeve 4.

[0023] See Figure 2 and Figure 4, the movable member 7 includes a movable rod a13, a movable rod b14 and a connecting rod b15. The connecting rod b15 is slidably connected within the jaw head seat 6. The two ends of the movable rod a13 are respectively hinged to the toothed jaw head a1 and the connecting rod b15. The two ends of the movable rod b14 are respectively hinged to the toothed jaw head b2 and the connecting rod b15. The connecting rod b15 drives the movable rod a13 and the movable rod b14 to move. The movable rod a13 and the movable rod b14 respectively drive the toothed jaw head a1 and the toothed jaw head b2 to rotate, realizing the opening or closing of the foreign object forceps. To improve the sliding stability of the movable member 7, a chute 22 is provided on the connecting rod b15, and a slider (not marked) is provided inside the jaw head seat 6. The slider (not marked) is slidably connected within the chute 22.

[0024] Wherein, the jaw head seat 6 includes a connecting portion 23 and a mounting portion 24. The toothed jaw head a1 and the toothed jaw head b2 are hinged to the mounting portion 24. The mounting portion 24 is fixed to the connecting portion 23. The connecting portion 23 is threadedly connected to the sleeve 4, facilitating the separation of the jaw head seat 6 from the sleeve 4.

[0025] During use, the key 16 controls the telescopic member 8 to start. The telescopic member 8 extends, and the telescopic member 8 pushes the connecting rod a11 to slide within the grip 5. The connecting rod a11 pushes the cable 3 to move. The cable 3 pushes the connecting rod b15 to slide within the jaw head seat 6. The connecting rod b15 pushes the movable rod a13 and the movable rod b14 to move. The two ends of the movable rod a13 are respectively hinged to the toothed jaw head a1 and the connecting rod b15. The two ends of the movable rod b14 are respectively hinged to the toothed jaw head b2 and the connecting rod b15. Thus, the toothed jaw head a1 and the toothed jaw head b2 are respectively driven to rotate by the movable rod a13 and the movable rod b14, causing the foreign object forceps to open or close to clamp the foreign object in the patient's body.

[0026] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims

1. A foreign body forceps for digestive endoscope that is convenient for adjusting the angle, characterized in that: It includes a toothed jaw a, a toothed jaw b, a pull wire, a sleeve, a grip, a jaw seat, a movable member and a telescopic member. One end of the grip is connected with a connecting cap, the connecting cap is connected with the sleeve, the end of the sleeve is connected with the jaw seat, the toothed jaw a and the toothed jaw b are hinged to the jaw seat through a connecting shaft, the fixed end of the telescopic member is fixed inside the grip, the movable end of the telescopic member is connected with the pull wire through a connecting rod a, the free end of the pull wire sequentially passes through the connecting cap and the sleeve and is connected with the movable member, the movable member is slidably connected inside the jaw seat, and the toothed jaw a and the toothed jaw b are opened or closed by the sliding of the movable member. A plurality of keys are arranged on the grip.

2. The foreign body forceps for digestive endoscope with adjustable angle according to claim 1, characterized in that: The grip includes an upper grip and a lower grip, the upper grip and the lower grip are detachably connected, and a first installation chamber and a second installation chamber are arranged between the upper grip and the lower grip.

3. The foreign body forceps for a digestive endoscope with an adjustable angle according to claim 1, characterized in that: A plurality of heat dissipation holes communicated with the first installation chamber are arranged on the grip.

4. The foreign body forceps for a digestive endoscope that is convenient for adjusting the angle according to claim 1, wherein: The movable member includes a movable rod a, a movable rod b and a connecting rod b, the connecting rod b is slidably connected inside the jaw seat, both ends of the movable rod a are respectively hinged with the toothed jaw a and the connecting rod b, and both ends of the movable rod b are respectively hinged with the toothed jaw b and the connecting rod b.

5. The foreign body forceps for digestive endoscope with adjustable angle according to claim 4, characterized in that: A chute is arranged on the connecting rod b, and a slider is arranged inside the jaw seat, and the slider is slidably connected inside the chute.

6. The foreign body forceps for digestive endoscope with adjustable angle according to claim 1, characterized in that: The jaw seat includes a connecting part and an installation part, the toothed jaw a and the toothed jaw b are hinged to the installation part, the installation part is fixed on the connecting part, and the connecting part is in threaded connection with the sleeve.

7. The foreign body forceps for a digestive endoscope with an adjustable angle according to claim 1, characterized in that: A connecting groove is arranged inside the connecting cap, a connecting head is arranged at one end of the sleeve, and the connecting groove is in threaded connection with the connecting head.

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