Bidirectional grasping forceps for endoscope

Abstract

The utility model relates to the technical field of medical instruments, and discloses an endoscope bidirectional grasping forceps which comprises a shell, a spherical groove is formed in one end of the shell, a first ball head is movably connected to the interior of the spherical groove, a connecting block is fixedly connected to the surface of the first ball head, a fixing pipe is fixedly connected to the inner bottom wall of the shell, and the fixing pipe is fixedly connected to the inner bottom wall of the shell. And one side of the fixed pipe is fixedly connected with a second ball head, and the surface of the second ball head is movably connected with a movable block. According to the bidirectional grasping forceps for the endoscope, through the arrangement of a first ball head, a connecting block, a fixing pipe, a second ball head, a movable block and a first steel wire, when a medical worker adjusts the angle of the grasping forceps, a pressing block is firstly pressed, the angle of the movable block is changed through the second ball head, and the first steel wire moves; the connecting block is driven to generate angle change around the center of the first ball head, so that the angle of the grasping forceps is changed, and the operation flexibility of medical personnel is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field especially, relate to a two -way grab forceps of endoscope. BACKGROUND

[0002] In the modern medical field, endoscopic technology has been widely used. With the continuous development and progress of medicine, the requirements for diagnosis and treatment under endoscope are also getting higher and higher. Traditional endoscopic forceps can usually only grasp tissue in one direction, and its limitations gradually appear in some complex surgical operations. For example, in some cases, it is necessary to grasp the tissue from different directions for observation, sampling or resection, but the one-way forceps cannot meet this demand, which may lead to prolonged operation time, increased surgical difficulty and increased trauma to patients.

[0003] However, the existing endoscopic two-way forceps have the following disadvantages:

[0004] (1) The existing endoscopic two-way forceps can usually only grasp tissue in one direction, and it is difficult to grasp tissue from different directions in some complex surgical operations, reducing the flexibility of medical personnel in surgery;

[0005] (2) The existing endoscopic two-way forceps have complex structure, and medical personnel need to perform complex operation steps when using the device, which increases the operation difficulty of medical personnel.

[0006] Therefore, the utility model provides an endoscopic two-way forceps. UTILITY MODEL CONTENT

[0007] (I) Technical problem solved

[0008] The technical problem solved by the utility model is to provide an endoscopic two-way forceps with high practicality and simple structure, which can be operated simply, and solve the problems of difficulty in grasping tissue from different directions in some complex surgical operations and complex operation steps of medical personnel when using the device.

[0009] (II) Technical scheme

[0010] In order to achieve the above object, the utility model discloses the following technical scheme to realize: a two -way grab forceps of endoscope, including the shell, the one end of shell is seted up with the ball -type groove, the inside movable joint of ball -type groove has the first ball head, the surface fixed connection of first ball head has the connecting block, the inner bottom wall fixed connection of shell has the fixed tube, one side fixed connection of fixed tube has the second ball head, the surface movable joint of second ball head has the movable block, one side fixed connection of movable block has the first steel wire, one end fixed connection of first steel wire is in the one side of connecting block, the inside wall sliding of fixed tube is connected with the sliding block, the other side fixed connection of sliding block has the second steel wire, the inside of cavity is seted up with the cavity of connecting block, the inside sliding of cavity is connected with the movable plate, one end fixed connection of second steel wire is in the one side of movable plate, the inside top wall of cavity and the one side of movable plate are connected with the spring together, the other side rotation of connecting block is connected with the grab forceps, one side of grab forceps and the other side of movable plate are hinged with the connecting rod together, the surface fixed connection of sliding block has the moving block, and one end of moving block extends to the outside of shell.

[0011] Optionally, one end of the moving block is fixedly connected with a movable handle, and the surface of the shell is fixedly connected with a fixed handle, so as to facilitate medical staff to pull the moving block.

[0012] Optionally, the surface of the movable handle and the fixed handle is fixedly sleeved with a rubber sleeve, and the surface of the rubber sleeve is provided with anti-skid lines, so as to enhance the stability of the medical staff holding the device.

[0013] Optionally, the fixed handle is fixedly connected with a limiting rod on one side, and the surface of the limiting rod is movably penetrated into one side of the movable handle, so as to improve the stability of the movable handle when moving.

[0014] Optionally, the surface of the second steel wire is in contact with a roller, and the roller is installed on the inner side wall of the fixed tube, so as to avoid damage to the second steel wire.

[0015] Optionally, the other side of the movable block is fixedly connected with a pressing block, and the side of the pressing block is provided with a groove, so as to facilitate medical staff to stably adjust the angle of the movable block.

[0016] (Three) beneficial effects

[0017] The utility model provides a two -way grab forceps of endoscope has the following beneficial effects:

[0018] 1. The endoscope bidirectional forceps, through the first ball head, connecting block, fixed tube, second ball head, movable block and first steel wire, when the medical staff adjusts the angle of the forceps, first press the pressing block, the movable block changes the angle through the second ball head, the first steel wire moves, the connecting block changes the angle around the center of the first ball head, so as to change the angle of the forceps, improve the flexibility of the medical staff in operation.

[0019] 2. The endoscope bidirectional forceps, through the sliding block, second steel wire, movable plate, spring, forceps and connecting rod, when the medical staff uses the device, first pull the movable handle, the second steel wire moves through the sliding block, the movable plate moves, the spring is compressed, the connecting rod changes the angle, the forceps changes the angle, and the target tissue is grasped, the movable handle is released, the forceps resets under the action of the spring, the grasped tissue is released, so that the medical staff adjusts the opening and closing of the forceps with small force, accurately grasps the target tissue, greatly reduces the operation difficulty. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 It is the overall structure schematic diagram of the utility model;

[0021] Fig. 2 It is the overall sectional structure schematic diagram of the utility model;

[0022] Fig. 3 It is the shell sectional structure schematic diagram of the utility model;

[0023] Fig. 4 It is the forceps sectional structure schematic diagram of the utility model.

[0024] In the drawing: 1, shell; 2, first ball head; 3, connecting block; 4, fixed tube; 5, second ball head; 6, movable block; 7, first steel wire; 8, sliding block; 9, second steel wire; 10, movable plate; 11, spring; 12, forceps; 13, connecting rod; 14, moving block; 15, movable handle; 16, fixed handle; 17, rubber sleeve; 18, limiting rod; 19, roller; 20, pressing block. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] Please refer to Figs. 1 to 4The utility model provides a technical scheme: a two -way grab forceps of endoscope, including shell 1, the one end of shell 1 is equipped with the ball -type groove, the inside movable joint of ball -type groove has first ball head 2, the surface fixed connection of first ball head 2 has connecting block 3, the inner bottom wall fixed connection of shell 1 has fixed pipe 4, one side fixed connection of fixed pipe 4 has second ball head 5, the surface movable joint of second ball head 5 has movable block 6, one side fixed connection of movable block 6 has first steel wire 7, one end fixed connection of first steel wire 7 is in the one side of connecting block 3, through the setting of first ball head 2, connecting block 3, fixed pipe 4, second ball head 5, movable block 6 and first steel wire 7, when medical staff adjusts the angle of grab forceps 12, first presss the pressure block 20, makes movable block 6 angle change through second ball head 5, so that first steel wire 7 moves, drives connecting block 3 to change angle around the center of first ball head 2, thereby changes the angle of grab forceps 12, improves the flexibility of medical staff operation, the inside wall sliding connection of fixed pipe 4 has slider 8, one side fixed connection of slider 8 has second steel wire 9, the inside of the cavity of connecting block 3 is equipped with movable plate 10, one end fixed connection of second steel wire 9 is in the one side of movable plate 10, the inside top wall of cavity and the one side of movable plate 10 are connected with spring 11, one side rotationally connected of connecting block 3 has grab forceps 12, the one side of grab forceps 12 and the other side of movable plate 10 are hinged with connecting rod 13, the surface fixed connection of slider 8 has moving block 14, one end of moving block 14 extends to the outside of shell 1, through the setting of slider 8, second steel wire 9, movable plate 10, spring 11, grab forceps 12 and connecting rod 13, when medical staff uses the device, first pull movable handle 15, make it move second steel wire 9 through slider 8, drive movable plate 10 to move, compress spring 11 simultaneously, make connecting rod 13 change angle, drive grab forceps 12 to change angle, and grab the tissue needed, release movable handle 15, under the action of spring 11, make grab forceps 12 reset, release the tissue grabbed, so that medical staff adjusts the opening and closing of grab forceps 12 with small force, accurately grabs the target tissue, greatly reduces the operation difficulty;

[0027] One end of moving block 14 is fixedly connected with movable handle 15, through the setting of movable handle 15, it is convenient for medical staff to pull moving block 14, the surface fixed connection of shell 1 has fixed handle 16;

[0028] The surface of movable handle 15 and fixed handle 16 is fixedly sleeved with rubber sleeve 17, through the setting of rubber sleeve 17, the stability of medical staff holding the device is enhanced, the surface of rubber sleeve 17 is provided with anti -skid line;

[0029] The fixed handle 16 is fixedly connected with a limiting rod 18 on one side, and the stability of the movable handle 15 is improved through the limiting rod 18, and the surface of the limiting rod 18 is movably penetrated into one side of the movable handle 15;

[0030] The surface of the second steel wire 9 is in contact with a roller 19, and the damage of the second steel wire 9 is avoided through the setting of the roller 19, and the roller 19 is installed on the inner side wall of the fixed tube 4;

[0031] The other side of the movable block 6 is fixedly connected with a pressing block 20, and the angle of the movable block 6 is conveniently and stably adjusted by a medical staff through the setting of the pressing block 20, and a groove is formed in one side of the pressing block 20.

[0032] In the utility model, the working steps of the device are as follows:

[0033] The first step is that the pressing block 20 is first pressed, the movable block 6 is changed in angle through the second ball head 5, the first steel wire 7 is moved, the connecting block 3 is changed in angle around the center of the first ball head 2, and the angle of the grabbing clamp 12 is changed, so that the flexibility of the medical staff in operation is improved;

[0034] The second step is that the movable handle 15 is first pulled, the movable handle 15 drives the second steel wire 9 to move through the sliding block 8, the movable plate 10 is moved, the connecting rod 13 is changed in angle, the grabbing clamp 12 is changed in angle, and the tissue to be grabbed is grabbed, the movable handle 15 is released, the grabbing clamp 12 is reset under the action of the spring 11, the grabbed tissue is released, the medical staff adjusts the opening and closing of the grabbing clamp 12 with small force, the target tissue is accurately grabbed, and the operation difficulty is greatly reduced.

[0035] It should be noted that the device structure and the drawings of the utility model mainly describe the principle of the utility model, the setting of the power mechanism, the power supply system and the control system of the device is not completely described, and under the premise that the above-mentioned principle of the utility model is understood by the person skilled in the art, the specific power mechanism, power supply system and control system can be clearly known, the control mode of the application file is automatically controlled through the controller, and the control circuit of the controller can be realized through simple programming of the person skilled in the art;

[0036] The standard parts used can be purchased from the market, and can be customized according to the description and drawings, the specific connection mode of each part adopts the conventional bolt, rivet, welding and other conventional means in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the components known by the person skilled in the art are known or obtained through conventional experimental methods.

[0037] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A bidirectional endoscope gripper, comprising a housing (1), characterized in that: One end of the outer shell (1) is provided with a spherical groove. A first ball head (2) is movably connected inside the spherical groove. A connecting block (3) is fixedly connected to the surface of the first ball head (2). A fixing tube (4) is fixedly connected to the inner bottom wall of the outer shell (1). A second ball head (5) is fixedly connected to one side of the fixing tube (4). A movable block (6) is movably connected to the surface of the second ball head (5). A first steel wire (7) is fixedly connected to one side of the movable block (6). One end of the first steel wire (7) is fixedly connected to one side of the connecting block (3). A slider (8) is slidably connected to the inner side wall of the fixing tube (4). The other side of the slider (8) A second steel wire (9) is fixedly connected. A cavity is opened inside the connecting block (3). A movable plate (10) is slidably connected inside the cavity. One end of the second steel wire (9) is fixedly connected to one side of the movable plate (10). A spring (11) is connected between the inner top wall of the cavity and one side of the movable plate (10). A gripper (12) is rotatably connected to the other side of the connecting block (3). A connecting rod (13) is hinged between one side of the gripper (12) and the other side of the movable plate (10). A moving block (14) is fixedly connected to the surface of the slider (8). One end of the moving block (14) extends to the outside of the outer shell (1).

2. The endoscopic bidirectional gripping forceps according to claim 1, characterized in that: One end of the movable block (14) is fixedly connected to a movable handle (15), and the surface of the outer shell (1) is fixedly connected to a fixed handle (16).

3. The endoscopic bidirectional gripping forceps according to claim 2, characterized in that: Both the movable grip (15) and the fixed grip (16) are fixedly fitted with rubber sleeves (17), and the surface of the rubber sleeves (17) is provided with anti-slip texture.

4. The bidirectional endoscopic gripper according to claim 2, characterized in that: A limiting rod (18) is fixedly connected to one side of the fixed grip (16), and the surface of the limiting rod (18) extends through one side of the movable grip (15).

5. The bidirectional endoscopic gripper according to claim 1, characterized in that: The surface of the second steel wire (9) is in contact with a roller (19), which is mounted on the inner wall of the fixed tube (4).

6. The bidirectional endoscopic gripper according to claim 1, characterized in that: A pressure block (20) is fixedly connected to the other side of the movable block (6), and a groove is provided on one side of the pressure block (20).

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