CN209932897U

CN209932897U - Medical gripping forceps convenient to operate

Info

Publication number: CN209932897U
Application number: CN201920314704.4U
Authority: CN
Inventors: 宁勇; 常庆; 史佩东; 杨伟强; 郭润生
Original assignee: Shanghai Jiading District Central Hospital
Current assignee: Shanghai Jiading District Central Hospital
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-01-14
Anticipated expiration: 2029-03-13

Abstract

The utility model discloses a convenient operation's medical treatment is with snatching pincers, including two claw beam, the equal fixedly connected with dead lever in left end of two claw beam, the left side fixedly connected with spring of cavity inner wall, the right-hand member fixedly connected with rack plate of spring, the surface meshing of rack plate has the gear, the equal fixedly connected with splint of looks remote site of two pivots, the right-hand member fixedly connected with movable plate of rack plate, the cavity is close to the bottom rotation on inner wall right side and is connected with the worm, the inner wall fixedly connected with axis of rotation of worm wheel, the movable plate is close to the surface of right-hand member and offers the tooth with worm wheel looks adaptation, reset spring of right side fixedly connected with of two claw beam junctions, the equal fixedly connected with handle of right-hand member of two. The utility model discloses, use through the cooperation of relevant structure, the binding clip of having solved current pincers that snatch is mostly fixed connection, leads to the direction of binding clip to be difficult for adjusting, has brought inconvenient problem for the use.

Description

Medical gripping forceps convenient to operate

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a medical grasping forceps convenient to operate.

Background

Medical equipment refers to instruments, equipment, appliances, materials or other articles which are used for a human body independently or in combination, and comprises required software, the effects of the medical equipment on the surface and in the body of the human body are not obtained by means of pharmacology, immunology or metabolism, but the medical equipment can participate in and play a certain auxiliary role.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient operation's medical treatment is with snatching pincers, possess and snatch pincers and can be straight earlier get into the operation handle hole, then adjust the direction of binding clip as required, and can be timely after the adjustment is accomplished lock, and through the setting of splint, the transverse diameter that the binding clip was got has been increased, the calibrated scale makes the more accurate advantage of adjustment, the restriction that receives the operation handle hole has been solved, need be straight earlier to enter, the binding clip direction is adjusted again as required after entering, because the present binding clip that snatchs pincers is mostly fixed connection, the direction that leads to the binding clip is difficult for adjusting, inconvenient problem has been brought for the use.

In order to achieve the above object, the utility model provides a following technical scheme: a pair of medical grasping forceps convenient to operate comprises two forceps rods, the two forceps rods are rotatably connected through a pin shaft, fixed rods are fixedly connected at the left ends of the two forceps rods, cavities are formed in the fixed rods, springs are fixedly connected at the left sides of the inner walls of the cavities, rack plates are fixedly connected at the right ends of the springs, the bottoms of the rack plates and the bottoms of the inner walls of the cavities are slidably mounted, gears are meshed with the surfaces of the rack plates, rotating shafts are fixedly connected with the inner walls of the gears, the opposite ends of the two rotating shafts are respectively rotatably connected with the tops or the bottoms of the inner walls of the cavities opposite to the rotating shafts, opposite ends of the two rotating shafts penetrate through the surfaces of the fixed rods and are rotatably connected with the fixed rods, clamping plates are fixedly connected at the opposite ends of the two rotating shafts, movable plates are fixedly connected at the right ends of the rack plates, and second, rotate between two second bearings and be connected with the worm, and the top fixedly connected with rotary column of worm, the surface toothing of worm has the worm wheel, the inner wall fixedly connected with axis of rotation of worm wheel, the both ends of axis of rotation are passed through the bearing and are rotated with the top and the bottom of cavity inner wall respectively and be connected, and the both ends of axis of rotation rotate with the top and the bottom of cavity inner wall respectively and be connected, the movable plate is close to the surface of right-hand member and offers the tooth with worm wheel looks adaptation, and the surface toothing of tooth and worm wheel, reset spring of right side fixedly connected with of two tong bar junctions, the equal fixedly connected with handle of right-hand member of two tong bars.

Preferably, the left side of the inner wall of the cavity is provided with a groove, and the inner wall of the groove is fixedly connected with the left end of the spring.

Preferably, the bottom that the cavity is close to both sides inner wall has all seted up the spout, the equal fixedly connected with slider in bottom of rack plate and the bottom of movable plate, the surface of slider and the inner wall sliding connection of spout.

Preferably, the surfaces of the two worms close to the opposite ends are sleeved with dials, and the opposite sides of the two dials are fixedly connected with the upper surface or the lower surface of the two fixing rods close to the right side respectively.

Preferably, the right sides of the two clamp rods are respectively provided with a placing groove, and two ends of the reset spring are respectively fixedly connected with the inner walls of the two placing grooves.

Compared with the prior art, the beneficial effects of the utility model are that: through rotating the worm, the worm wheel rotates, because the worm wheel meshes with the tooth on the movable plate, make the movable plate can carry out the side-to-side motion, can drive rack board side-to-side motion, the setting of spout and slider, make the side-to-side motion of movable plate and rack board more stable smooth and easy, because rack board and gear engagement, the side-to-side motion of rack board can drive the gear revolve, drive pivot and splint and rotate, thereby can adjust the direction of splint, because the characteristic of worm wheel and worm can know, make locking that can even after the adjustment is accomplished, and the calibrated scale makes the adjustment of splint direction more accurate.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a front view of the splint of the present invention after being adjusted by 90 degrees;

FIG. 3 is a partial cross-sectional view of the left end of the fixing rod of the present invention;

FIG. 4 is a partial cross-sectional view of the right end of the fixing rod of the present invention;

fig. 5 is a sectional view of the sliding chute and the sliding block of the present invention;

fig. 6 is a sectional view of the return spring and the placement groove of the present invention;

fig. 7 is an enlarged view of the structure at a of the present invention.

In the figure: the clamp comprises a clamp rod 1, a fixed rod 2, a cavity 3, a spring 4, a rack plate 5, a gear 6, a rotating shaft 7, a clamping plate 8, a movable plate 9, a worm 10, a worm gear 11, a gear 12, a reset spring 13, a groove 14, a sliding groove 15, a sliding block 16, a dial 17, a placing groove 18, a rotating shaft 19, a first bearing 20, a second bearing 21 and a rotating column 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution: a medical grasping forceps convenient to operate comprises two forceps rods 1, the two forceps rods 1 are rotatably connected through a pin shaft, the left ends of the two forceps rods 1 are fixedly connected with fixed rods 2, cavities 3 are formed in the two fixed rods 2, grooves 14 are formed in the left sides of the inner walls of the cavities 3, the inner walls of the grooves 14 are fixedly connected with the left ends of springs 4, the grooves 14 are used for containing the springs 4, when rack plates 5 move leftwards by overcoming the elastic force of the springs 4, the rack plates 5 can extrude the springs 4, part of the springs 4 are contracted in the containing grooves 14, accordingly, the rack plates 5 have longer movement space leftwards, sliding grooves 15 are formed in the bottoms of the inner walls, close to the two sides, of the cavities 3, and the sliding grooves 15 and sliding blocks 16 are arranged to limit the movement tracks of a movable toothed plate 9 and the rack plates 5, so that the left movement of the movable toothed plate 9 and the rack plates 5 is more stable and, the bottom of the rack plate 5 and the bottom of the movable plate 9 are fixedly connected with sliders 16, the surface of each slider 16 is in sliding connection with the inner wall of the corresponding sliding groove 15, the left side of the inner wall of the cavity 3 is fixedly connected with a spring 4, the rack plate 5 is subjected to the elastic action of the spring 4 when moving left and right in the cavity 3 through the arrangement of the springs 4, so that the left and right movement of the rack plate 5 is more stable and smooth, the rack plate 5 is fixedly connected with the right end of the spring 4, the bottom of the rack plate 5 and the bottom of the inner wall of the cavity 3 are in sliding installation, gears 6 are meshed with the surfaces of the rack plates 5, as the rack plates 5 are meshed with the gears 6, the left and right movement of the rack plates 5 can drive the gears 6 to rotate, so as to drive the rotating shafts 7 and the clamping plates 8 to rotate, the direction of the clamping plates 8 can be adjusted, the rotating shafts 7 are fixedly connected, opposite ends of the two rotating shafts 7 penetrate through the surface of the fixed rod 2 and are rotatably connected with the fixed rod 2, opposite ends of the two rotating shafts 7 are fixedly connected with clamping plates 8, the transverse diameter for clamping a binding clip is increased through the arrangement of the clamping plates 8, the right end of the rack plate 5 is fixedly connected with a moving plate 9, the bottom and the top of the cavity 3 close to the right side of the inner wall are respectively embedded and connected with second bearings 21, a worm 10 is rotatably connected between the two second bearings 21, a rotating column 22 is fixedly connected with the top of the worm 10, the worm 10 rotates with the dial 17, the worm 10 drives the worm wheel 11 to rotate, the surfaces of the two worms 10 close to the opposite ends are respectively sleeved with a dial 17, the dial 17 enables the direction of the clamping plates 8 to be more accurate, the opposite sides of the two dials 17 are respectively fixedly connected with the upper surface or the lower surface of the, the inner wall of the worm wheel 11 is fixedly connected with a rotating shaft 19, two ends of the rotating shaft 19 are respectively and rotatably connected with the top and the bottom of the inner wall of the cavity 3 through bearings 20, the surface of the moving plate 9 close to the right end is provided with teeth 12 matched with the worm wheel 11, the moving plate 9 can move left and right due to the engagement of the worm wheel 11 and the teeth 12 on the moving plate 9, the rack plate 5 can be driven to move left and right, the surface of the teeth 12 is engaged with the surface of the worm wheel 11, the right side of the joint of the two clamp rods 1 is fixedly connected with a return spring 13, the right sides of the two clamp rods 1 are respectively provided with a placing groove 18, when the two clamp plates 8 are in a clamping state, two ends of the return spring 13 are contracted in the two placing grooves 18, two ends of the return spring 13 are respectively and fixedly connected with the inner walls of the two placing grooves 18, the right ends of the two clamp rods, so that the pressing of the clamp rod 1 is more convenient.

The working principle is as follows: when the medical grasping forceps convenient to operate are used, the two clamping plates 8 are mutually closed through the handle, then the grasping forceps straightly enter from an operation hole, then the direction of the clamping plates 8 is adjusted according to needs, the dial 17 is seen to rotate the rotary column 22, the rotary column 22 drives the worm 10 to rotate, the worm 10 drives the worm wheel 11 to rotate, the movable plate 9 can move left and right due to the engagement of the worm wheel 11 and the teeth 12 on the movable plate 9, the rack plate 5 can be driven to move left and right, the arrangement of the sliding chute 15 and the sliding block 16 enables the left and right movement of the movable plate 9 and the rack plate 5 to be more stable and smoother, due to the engagement of the rack plate 5 and the gear 6, the left and right movement of the rack plate 5 can drive the gear 6 to rotate, the rotating shaft 7 and the clamping plates 8 can be driven to rotate, the direction of the clamping plates 8 can be adjusted, and the transverse diameter of the, the dial 17 makes the adjustment more accurate, and the worm wheel 11 can not drive the worm 10 to rotate due to the characteristics of the worm wheel 11 and the worm 10, so that the adjustment can be timely locked, and the change of the direction of the clamping plate 8 in the operation process is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a convenient operation's medical treatment is with snatching pincers, includes two claw beam (1), and two claw beam (1) rotate through the round pin axle and connect its characterized in that: the left ends of the two clamp rods (1) are fixedly connected with fixing rods (2), cavities (3) are formed in the two fixing rods (2), springs (4) are fixedly connected to the left sides of the inner walls of the cavities (3), rack plates (5) are fixedly connected to the right ends of the springs (4), the bottoms of the rack plates (5) and the bottoms of the inner walls of the cavities (3) are slidably mounted, gears (6) are meshed with the surfaces of the rack plates (5), rotating shafts (7) are fixedly connected to the inner walls of the gears (6), the opposite ends of the two rotating shafts (7) are rotatably connected with the tops or the bottoms of the inner walls of the cavities (3) relative to the rotating shafts respectively, opposite ends of the two rotating shafts (7) penetrate through the surfaces of the fixing rods (2) and are rotatably connected with the fixing rods (2), clamping plates (8) are fixedly connected to the opposite ends of the two rotating shafts (7), and moving plates (9) are fixedly connected, the bottom and the top of the cavity (3) close to the right side of the inner wall are respectively connected with a second bearing (21) in an embedded manner, a worm (10) is rotatably connected between the two second bearings (21), the top of the worm (10) is fixedly connected with a rotating column (22), the surface of the worm (10) is engaged with a worm wheel (11), the inner wall of the worm wheel (11) is fixedly connected with a rotating shaft (19), two ends of the rotating shaft (19) are respectively and rotatably connected with the top and the bottom of the inner wall of the cavity (3) through a first bearing (20), the surface of the moving plate (9) close to the right end is provided with teeth (12) matched with the worm wheel (11), and the surface of the tooth (12) is engaged with the surface of the worm wheel (11), the right side of the joint of the two clamp rods (1) is fixedly connected with a return spring (13), and the right ends of the two clamp rods (1) are fixedly connected with handles.

2. The grasping forceps for medical use according to claim 1, further comprising: a groove (14) is formed in the left side of the inner wall of the cavity (3), and the inner wall of the groove (14) is fixedly connected with the left end of the spring (4).

3. The grasping forceps for medical use according to claim 1, further comprising: the bottom that cavity (3) is close to both sides inner wall has all seted up spout (15), the equal fixedly connected with slider (16) in bottom of rack plate (5) and bottom of movable plate (9), the surface of slider (16) and the inner wall sliding connection of spout (15).

4. The grasping forceps for medical use according to claim 1, further comprising: the surfaces of the two worms (10) close to the opposite ends are all sleeved with dial plates (17), and the opposite sides of the two dial plates (17) are fixedly connected with the upper surface or the lower surface of the two fixing rods (2) close to the right side respectively.

5. The grasping forceps for medical use according to claim 1, further comprising: the right sides of the two clamp rods (1) are respectively provided with a placing groove (18), and two ends of the reset spring (13) are respectively fixedly connected with the inner walls of the two placing grooves (18).