CN213189787U

CN213189787U - Biopsy extraction forceps for urological surgery

Info

Publication number: CN213189787U
Application number: CN202021276009.2U
Authority: CN
Inventors: 穆中一; 曹东兵
Original assignee: Liaoning Cancer Hospital and Institute
Current assignee: Liaoning Cancer Hospital and Institute
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-05-14
Anticipated expiration: 2030-07-03

Abstract

The utility model relates to the technical field of medical equipment, specifically a biopsy draws pincers for urological department operation, the upper surface middle part fixedly connected with transmission cylinder of drum, the opening has been seted up to the bilateral symmetry of transmission cylinder, and is provided with the piston in the transmission cylinder, the lower extreme fixedly connected with pull rod of piston, the pull rod is close to the fixed cover of piston position department and has connect the fixing base. The utility model relates to a novelty, moreover, the steam generator is simple in structure, make the piston downstream through pull ring pulling pull rod, thereby in the environment of inside and outside pressure differential, make the focus part inhale in the fixed tube, meanwhile, the fixing base drives the connecting rod and makes the movable rod motion, drive the blade of pressing from both sides on the clamp head of clamp then and cut, easy operation, link up, can not take place to shift because the focus is unfixed, the quick accurate tissue of drawing required biopsy part, secondary injury on patient's health and the psychology has been avoided, bring better experience for the patient.

Description

Biopsy extraction forceps for urological surgery

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a biopsy extraction forceps for urological surgery.

Background

The biopsy forceps are indispensable tools for taking pathological specimens in endoscopy, enter a human body through an endoscope channel under the monitoring of an endoscope, aim the forceps head at a focus, can extract biopsy through operation, are widely applied to clinical biopsy, and are also commonly used for extracting focus biopsy in the urological operation process.

However, the existing biopsy forceps are often unable to fix the lesion or extract the location, and often the location of the extracted lesion is inaccurate during the clinical operation, which may cause secondary physical and psychological damage to the patient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a biopsy draws pincers for urological surgery to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a biopsy draws pincers for urological department operation, includes the drum, the upper surface middle part fixedly connected with transmission cylinder of drum, the opening has been seted up to transmission cylinder's bilateral symmetry, and is provided with the piston in the transmission cylinder, the lower extreme fixedly connected with pull rod of piston, the pull rod is close to the fixed cover of piston position department and has connect the fixing base, the support frame is installed to drum upper end bilateral symmetry still, two the equal swing joint in upper end of support frame has the movable rod, two the equal fixedly connected with sliding seat in below of movable rod, two equal swing joint has the connecting rod that links to each other with the fixing base on the sliding seat.

As a further aspect of the present invention: the lower end of the pull rod penetrates through the cylinder, and the lower end of the pull rod is provided with a pull ring.

As a further aspect of the present invention: and a fixed pipe is arranged in the middle of the upper surface of the transmission cylinder and is communicated with the transmission cylinder.

As a further aspect of the present invention: two between movable rod and the corresponding support frame through circle pivot swing joint, and the other end of two movable rods all installs and gets the binding clip.

As a further aspect of the present invention: the two connecting rods are movably connected with the fixed seat, and the opening is matched with the connecting rods.

As a further aspect of the present invention: the front ends of the two clamping tong heads are provided with blades, and the two clamping tong heads are meshed with each other.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a novelty, moreover, the steam generator is simple in structure, make the piston downstream through pull ring pulling pull rod, thereby in the environment of inside and outside pressure differential, make the focus part inhale in the fixed tube, meanwhile, the fixing base drives the connecting rod and makes the movable rod motion, drive the blade of pressing from both sides on the clamp head of clamp then and cut, easy operation, link up, can not take place to shift because the focus is unfixed, the quick accurate tissue of drawing required biopsy part, secondary injury on patient's health and the psychology has been avoided, bring better experience for the patient.

Drawings

Fig. 1 is a schematic view of a biopsy forceps used in urology.

Fig. 2 is a schematic view showing the internal structure of a biopsy forceps used in urology.

Fig. 3 is a top view of a biopsy extraction forceps for urological procedures.

In the figure: 1. a cylinder; 2. a pull rod; 3. a support frame; 4. a transmission cylinder; 5. a fixed tube; 6. a connecting rod; 7. a movable rod; 8. clamping a tong head; 9. a piston; 10. an opening; 11. a movable seat; 12. a pull ring; 13. a fixed seat; 14. round pivot.

Detailed Description

Referring to fig. 1-3, in the embodiment of the present invention, a biopsy forceps for urological surgery comprises a cylinder 1, a driving cylinder 4 is fixedly connected to the middle of the upper surface of the cylinder 1, openings 10 are symmetrically formed on both sides of the driving cylinder 4, a piston 9 is disposed in the driving cylinder 4, a pull rod 2 is fixedly connected to the lower end of the piston 9, a fixing seat 13 is fixedly sleeved on the position of the pull rod 2 close to the piston 9, supporting frames 3 are symmetrically mounted on both sides of the upper end of the cylinder 1, a movable rod 7 is movably connected to the upper ends of the two supporting frames 3, a movable seat 11 is fixedly connected to the lower portion of the two movable rods 7, a connecting rod 6 connected to the fixing seat 13 is movably connected to the two movable seats 11, the front end of the present invention enters the inside of the human body through the forceps channel of an endoscope, the front end of the present invention is abutted against the tissue to, when the pull rod 2 moves downwards, the piston 9 and the fixing seat 13 move downwards, so that the front end space of the piston 9 is in a negative pressure state, the tissue to be extracted is favorably fixed, meanwhile, the fixing seat 13 drives the connecting rod 6 to move downwards, the movable rod 7 is enabled to be close to each other under the action of the round pivot 14, and then the clamping forceps heads 8 are enabled to be close to each other.

In fig. 2, the lower end of the pull rod 2 penetrates through the cylinder 1, the pull ring 12 is installed at the lower end of the pull rod 2, and the pull rod 2 is pulled through the pull ring 12, so that the pull rod 2 moves downwards, the piston 9 is further made, and the front end space of the piston 9 is in a negative pressure state, thereby facilitating the fixation of the tissue to be extracted.

In fig. 2, a fixing tube 5 is arranged at the middle position of the upper surface of a transmission cylinder 4, the fixing tube 5 is communicated with the transmission cylinder 4, the front end of the fixing tube 5 is abutted to the tissue to be extracted under the monitoring of an endoscope, the pull rod 2 is pulled through a pull ring 12, so that the pull rod 2 moves downwards, then a piston 9 and a fixing seat 13 move downwards, the fixing tube 5 is in negative pressure, and then the tissue to be extracted is sucked into the fixing tube 5.

In fig. 3, two movable rods 7 and the corresponding support frame 3 are movably connected through a pivot 14, the other ends of the two movable rods 7 are both provided with a clamping head 8, the fixing seat 13 drives the connecting rod 6 to move downwards, and under the action of the pivot 14, the movable rods 7 are close to each other, so that the clamping heads 8 are close to each other.

In fig. 2, two connecting rods 6 are movably connected with the fixing seat 13, and the opening 10 is matched with the connecting rod 6, so that the connecting rod 6 can move conveniently.

In fig. 2, the front ends of the two grasping forceps heads 8 are both provided with blades, and the two grasping forceps heads 8 are engaged with each other to facilitate cutting of a tissue to be extracted.

The utility model discloses a theory of operation is: the utility model relates to a novelty, and easy operation, it makes to say through the pincers of endoscope the utility model discloses inside the front end gets into the human body, under the supervision of endoscope, the front end that will fix pipe 5 offsets with the tissue that needs to draw, through pull ring 12 pulling pull rod 2, thereby make 2 downstream of pull rod, make piston 9 and fixing base 13 move down then, make and be in the negative pressure in fixing pipe 5, then make the tissue that needs to draw absorbed in fixing pipe 5, meanwhile, fixing base 13 drives connecting rod 6 and moves down, under the effect of circle pivot 14, make movable rod 7 be close to mutually, then make the clamp get binding clip 8 and be close to each other to the meshing, and two clamp blades of getting 8 front ends accomplish the cutting, the required biopsy part's of quick accurate extraction tissue, secondary injury in patient's health and the psychology has been avoided, bring better experience for the patient.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Biopsy extraction forceps for urological procedures, comprising a barrel (1), characterized in that, a transmission cylinder (4) is fixedly connected to the middle part of the upper surface of the cylinder (1), openings (10) are symmetrically arranged on two sides of the transmission cylinder (4), a piston (9) is arranged in the transmission cylinder (4), the lower end of the piston (9) is fixedly connected with a pull rod (2), a fixed seat (13) is fixedly sleeved at the position of the pull rod (2) close to the piston (9), support frame (3), two support frame (3) are still installed to drum (1) upper end both sides symmetry the equal swing joint in upper end of support frame (3) has movable rod (7), two the equal fixedly connected with sliding seat (11) in below of movable rod (7), two equal swing joint has connecting rod (6) that link to each other with fixing base (13) on sliding seat (11).

2. Biopsy extraction forceps for urological procedures according to claim 1, characterized in that the lower end of the pull rod (2) extends through the barrel (1) and the lower end of the pull rod (2) is fitted with a pull ring (12).

3. Biopsy forceps for urological procedures according to claim 1, characterized in that a fixing tube (5) is arranged at a middle position of the upper surface of the driving cylinder (4), and the fixing tube (5) is communicated with the driving cylinder (4).

4. Biopsy extraction forceps for urological procedures according to claim 1, characterized in that the two movable rods (7) are movably connected with the corresponding support frame (3) by a pivot (14), and the other ends of the two movable rods (7) are provided with clamping forceps heads (8).

5. Biopsy extraction forceps for urological procedures according to claim 1, characterized in that there is an articulated connection between the two connecting rods (6) and the fixed base (13), the opening (10) being adapted to the connecting rod (6).

6. Biopsy extraction forceps for urological procedures according to claim 4, characterized in that the two forceps heads (8) are each provided with a blade at the front end and the two forceps heads (8) are mutually engaged.