CN220404042U - Biopsy forceps with lavage and ultrasonic real-time positioning functions - Google Patents

Abstract

The utility model belongs to the technical field of biopsy forceps, and particularly relates to a biopsy forceps with lavage and ultrasonic real-time positioning functions. Including first pincers handle and second pincers handle, first pincers handle and second pincers handle are connected through the pivot, the left end integrated into one piece on second pincers handle upper portion has the outer tube, the left end shaping of first pincers handle has the inner tube, and the inner tube activity sets up in the outer tube, and the left end portion of inner tube and outer tube is provided with pincers cup, the inner tube is hollow tube, and the inner chamber has been seted up to its inside, and the inner chamber link up the setting with first pincers handle. The utility model can overcome the defects of the prior art, has the functions of lavage and ultrasonic real-time positioning, can fix the opened biopsy forceps, and does not need a doctor to hold the biopsy forceps tightly and open the biopsy forceps all the time during operation.

Description

Biopsy forceps with lavage and ultrasonic real-time positioning functions

Technical Field

The utility model belongs to the technical field of biopsy forceps, and particularly relates to a biopsy forceps with lavage and ultrasonic real-time positioning functions.

Background

The biopsy forceps enter the patient through an endoscope, the pathological tissues of the patient are obtained, and then the subsequent pathological examination is carried out, so that the pathological basis is provided for the diagnosis of diseases. However, in order to obtain clean tissue during actual diagnosis and treatment, the surface of the tissue to be cut needs to be cleaned, and in order to solve the problem, the prior patent 201921048793.9 (multifunctional biopsy forceps through a bronchoscope) sets a biopsy forceps, and the side wall of the biopsy forceps is provided with a sputum suction hole and a flushing dosing hole, so that the flushing function is realized. However, the device still has the following problems:

1. the sputum suction hole and the flushing administration hole of the biopsy forceps are positioned on the side wall of the rod body, not on the front port, and the biopsy forceps actually need flushing from the front end, so that the biopsy forceps have better accuracy;

2. in addition, when the biopsy forceps are used for biopsy, the matching of an endoscope is needed, but the biopsy can be said to be a minimally invasive operation, and in order to reduce the damage to the body of a patient, for the biopsy operation which can be positioned through ultrasound, the device cannot realize the matching with an ultrasonic probe so as to achieve the function of accurate real-time positioning;

3. the existing biopsy forceps are not provided with a screw and a nut, and an operator always needs to hold the forceps handles by hands during operation, so that the forceps of the biopsy forceps are in an open state, but during a biopsy operation, the long-time holding operation easily causes tension and ache of hand muscles of doctors, and further accuracy is reduced during subsequent operation.

Disclosure of Invention

The utility model aims to provide a biopsy forceps with lavage and ultrasonic real-time positioning functions, which can overcome the defects of the prior art, has the lavage and ultrasonic real-time positioning functions, can fix the opened biopsy forceps, and does not need a doctor to hold the biopsy forceps tightly when in operation.

In order to achieve the technical effects, the technical scheme adopted by the utility model is as follows:

the utility model provides a biopsy forceps with lavage and supersound real-time positioning function, includes first pincers handle and second pincers handle, first pincers handle and second pincers handle are connected through the pivot, the left end integrated into one piece on second pincers handle upper portion has the outer tube, the left end shaping of first pincers handle has the inner tube, and the inner tube activity sets up in the outer tube, and the left end portion of inner tube and outer tube is provided with pincers cup, the fixed upper portion left end that sets up in first pincers handle of inner tube, inner tube and first pincers handle link up and have seted up the inner chamber.

Preferably, a hollow tube is arranged at the right end of the upper part of the first clamp handle, the hollow tube is communicated with the inner cavity, and a threaded fastening button is arranged on the hollow tube.

Preferably, a spring is fixedly arranged between the left end of the upper part of the first clamp handle and the right end of the upper part of the second clamp handle, and the spring penetrates through the inner tube.

Preferably, the first fixed block is installed on the upper portion of the first clamp handle, the second fixed block is installed on the upper portion of the second clamp handle, a screw rod is fixedly arranged at the left end of the first fixed block, the screw rod movably penetrates through the second fixed block, a limiting piece is arranged at the end of the screw rod, and a first nut and a second nut are respectively arranged on the screw rods on two sides of the second fixed block.

Preferably, the right end part of the outer tube is provided with a first hinge shaft, the right end part of the inner tube is provided with a second hinge shaft, and the end parts of the forceps cups are hinged on the first hinge shaft and the second hinge shaft.

Compared with the prior art, the utility model has the beneficial effects that:

1. the biopsy forceps of the utility model is provided with the inner tube, the front end opening of the inner tube is positioned at the forefront end of the biopsy forceps, the part to be irrigated can be aligned for irrigation, the accuracy is greatly improved compared with the opening of the existing side wall, and the practicability is correspondingly improved;

2. compared with the existing blind threading or in-vitro ultrasonic guiding, the biopsy forceps inner tube can pass through an ultrasonic probe to accurately position, has greatly improved accuracy, does not need to be perforated on the body of a patient any more, and has better safety and practicability;

3. the biopsy forceps are provided with the screw, the nut and the fixing block, when ultrasonic positioning or flushing is carried out, the biopsy forceps are required to be in an opened state, and the biopsy forceps can be always in the opened state through the fixation of the nut, so that manual constant hand holding and opening are avoided, manpower is saved, a doctor is enabled to keep a good state, and the operation precision is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a partial cross-sectional view of the structure of the present utility model;

FIG. 4 is an enlarged view of portion B of FIG. 3;

wherein, 1, a first clamp handle, 2, a rotating shaft, 3, a second clamp handle, 4, an outer tube, 5, a hollow tube, 6, a screw thread fastening button, 7, a first fixing block, 8, a first nut, 9, a spring, 10, second fixed block, 11, screw rod, 12, second nut, 13, spacing piece, 14, mounting piece, 15, first articulated shaft, 16, pincer cup, 17, second articulated shaft, 18, inner cavity, 19.

Description of the embodiments

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples

Referring to fig. 1-4, a biopsy forceps with lavage and ultrasonic real-time positioning functions comprises a first forceps handle 1 and a second forceps handle 3, wherein the first forceps handle 1 and the second forceps handle 3 are connected through a rotating shaft 2, an outer tube 4 is integrally formed at the left end of the upper part of the second forceps handle 3, and the outer tube 4 is a hollow tube.

The left end shaping of first pincers handle 1 has inner tube 19, and inner tube 19 slides and sets up in outer tube 4, inner tube 19 is the hollow tube, inner tube 19 is fixed to be set up in the upper portion right-hand member of first pincers handle 1, inner chamber 18 has been seted up to the inside of inner tube 19, and its inner chamber 18 link up with first pincers handle 1 and set up, the upper portion right-hand member of first pincers handle 1 is provided with hollow tube 5, and hollow tube 5 link up with inner chamber 18, be provided with screw thread fastening button 6 on the hollow tube 5, after ultrasonic probe's cable was worn into hollow tube 5, screw thread fastening button 6 was screwed, realizes the fixed to the cable.

The spring 9 is fixedly arranged between the left end of the upper part of the first clamp handle 1 and the right end of the upper part of the second clamp handle 3, the spring 9 is arranged on the inner tube 19 in a penetrating mode, the spring 9 is in an extending state in normal state, and the spring can enable the two clamp handles to be in a separated state, so that the clamp handles have better holding feeling.

The first fixed block 7 is installed on the upper portion of the first forceps handle 1, the second fixed block 10 is installed on the upper portion of the second forceps handle 3, a screw 11 is fixedly arranged at the left end of the first fixed block 7, the screw 11 movably penetrates through the second fixed block 10, a round hole with the diameter larger than the outer diameter of the screw 11 is formed in the center of the second fixed block 10, the screw 11 can shake in the middle, a limiting piece 13 is arranged at the end of the screw 11, a first nut 8 and a second nut 12 are respectively arranged on the screws 11 on the two sides of the second fixed block 10, when the biopsy forceps need to be opened to be fixed at a certain angle, the first nut 8 and the second nut 12 are rotated to be close to each other, and fixation can be achieved when the biopsy forceps are rotated to the two sides of the second fixed block 10.

The left end portion of inner tube 19 and outer tube 4 is provided with pincers cup 16, pincers cup 16 is inside indent cup structure, the left end portion of outer tube 4 passes through articulated first articulated shaft 15, and then realizes the connection to pincers cup 16, the right end portion outer wall of inner tube 19 passes through articulated second articulated shaft 17, and then realizes the connection to pincers cup 16, through the articulated to two parts on one side of pincers cup 16, when inner tube 19 stretches out or withdraws, can realize opening or closing to pincers cup 16.

The application method and the flow of the embodiment are as follows:

during lavage operation, firstly, a biopsy forceps is inserted into a part to be lavaged, then a doctor firstly performs biopsy operation, the biopsy operation is completed by holding and releasing the first forceps handle 1 and the second forceps handle 3, then lavage is performed, a thin catheter is threaded into the inner tube 19 from the hollow tube 5, the front end of the inner tube 19 moves forwards, two forceps cups 16 are opened, at the moment, the first nut 8 and the second nut 12 are rotated to be close to each other, the two forceps handles are fixed by rotating the forceps cups to two sides of the second fixing block 10, and then subsequent lavage operation is completed.

Similarly, when the ultrasonic positioning is performed, the ultrasonic probe penetrates into the inner tube 19 from the hollow tube 5, the front end of the inner tube 19 moves forwards, so that the two forceps cups 16 are opened, the ultrasonic probe is extended continuously, the detection of the inner part of the cavity of a patient is further realized, the ultrasonic probe is retracted after the detection is completed, and then biopsy sampling is performed at the corresponding position.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. Biopsy forceps with lavage and ultrasonic real-time positioning function, including first pincers handle (1) and second pincers handle (3), first pincers handle (1) and second pincers handle (3) are connected, its characterized in that through pivot (2): the left end integrated into one piece on second pincers handle (3) upper portion has outer tube (4), the left end shaping of first pincers handle (1) has inner tube (19), and inner tube (19) activity sets up in outer tube (4), and the left end portion of inner tube (19) and outer tube (4) is provided with pincers cup (16), inner tube (19) are fixed to be set up in the upper portion left end of first pincers handle (1), inner tube (19) link up with first pincers handle (1) and have seted up inner chamber (18).

2. A biopsy forceps with lavage and ultrasound real time localization functions according to claim 1, characterized in that: the right end of the upper part of the first clamp handle (1) is provided with a hollow pipe (5), the hollow pipe is communicated with an inner cavity (18), and the hollow pipe (5) is provided with a threaded fastening button (6).

3. A biopsy forceps with lavage and ultrasound real time localization functions according to claim 2, characterized in that: a spring (9) is fixedly arranged between the left end of the upper part of the first clamp handle (1) and the right end of the upper part of the second clamp handle (3), and the spring (9) is arranged on the inner pipe (19) in a penetrating way.

4. A biopsy forceps having lavage and ultrasound real time localization functions as claimed in claim 3, wherein: the novel pliers are characterized in that a first fixed block (7) is arranged on the upper portion of the first pliers handle (1), a second fixed block (10) is arranged on the upper portion of the second pliers handle (3), a screw rod (11) is fixedly arranged at the left end of the first fixed block (7), the screw rod (11) movably penetrates through the second fixed block (10), a limiting piece (13) is arranged at the end of the screw rod, and a first nut (8) and a second nut (12) are respectively arranged on the screw rod (11) on two sides of the second fixed block (10).

5. A biopsy forceps with lavage and ultrasound real time localization functions as claimed in claim 4, wherein: the left end part of the outer tube (4) is provided with a first hinge shaft (15), the right end part of the inner tube (19) is provided with a second hinge shaft (17), and the end part of the clamp cup (16) is hinged on the first hinge shaft (15) and the second hinge shaft (17).