CN215273138U - Multi-chuck forceps for operation - Google Patents
Multi-chuck forceps for operation Download PDFInfo
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- CN215273138U CN215273138U CN202121836539.2U CN202121836539U CN215273138U CN 215273138 U CN215273138 U CN 215273138U CN 202121836539 U CN202121836539 U CN 202121836539U CN 215273138 U CN215273138 U CN 215273138U
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Abstract
The utility model relates to a multi-chuck forceps for operation. Comprises a chuck, a clamping device and a hand-held part. The clamping head is formed by uniformly distributing 4 clamping heads on the circumference, the clamping head is connected with one end of a clamping rod, the other end of the clamping rod is connected with a rotary ball, the rotary ball is nested in a rotary wrist, more than half of the surface area of the rotary ball is clamped by the rotary wrist, the rotary wrist can prevent the rotary ball from falling off, the rotary ball can reciprocate outwards along the rotary wrist, the rotary wrist is arranged on a fixed plate, and the clamping rod passes through a first through hole on a movable plate; the clamping device comprises a moving plate and a fixed plate, wherein 3 column sleeves are uniformly distributed on the circumference of the fixed plate, 3 column rods are uniformly distributed on the circumference of the moving plate, and the column rods are inserted with the column sleeves; a second spring is arranged between the column rod and the moving plate in the column barrel; can provide the multi-chuck pliers which have strong clamping function, can stably improve the efficiency of grabbing the loose part, can reduce the damage to the joint cavity in the grabbing process and can relieve the pain of a patient.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to multi-chuck forceps for operation.
Background
In the arthroscopic surgery of the bone surgery, sometimes need to clear up the episome of the joint cavity, generally take out the episome with ordinary extractor (operating forceps) under the arthroscope, because the operation must make the joint full of sufficient water under the arthroscope, and the episome is very strong in the free nature of aquatic, therefore when ordinary operating forceps snatch the episome, the episome is very easy slippage, make the episome shift out in the field of vision of arthroscope, even grab the episome, because will wear out little wound in the process of taking out, the episome also drops from the operating forceps easily. Therefore, the existing common extractor has limitations and the freeness of the free body, thereby not only increasing the difficulty of the operation and prolonging the operation time, but also increasing the pain of the patient.
Disclosure of Invention
The utility model aims at solving the problem of the trip body extractor existing in the prior clinical orthopedics arthroscopic surgery, and providing a multi-chuck forceps for surgery which has strong clamping function, can stably improve the efficiency of grabbing the trip body, can reduce the damage to the joint cavity in the grabbing process and can alleviate the pain of a patient.
The technical proposal adopted by the utility model for solving the technical problems is that the multi-chuck forceps for the operation comprise a chuck, a clamping device and a hand-held part.
The chuck be by 4 chuck circumference evenly distributed and constitute, the chuck is connected with the one end of clamping bar, the other end of clamping bar is connected with changeing the ball, change the ball nestification and change in the wrist, change the wrist and press from both sides more than half commentaries on classics ball surface area, change the wrist and can prevent to change the ball and drop, change the ball and can follow the outside reciprocating motion of commentaries on classics wrist, change the wrist and settle on the fixed plate, the clamping bar passes through first via hole on the movable plate.
The clamping device comprises a moving plate and a fixed plate, wherein 3 column sleeves are uniformly distributed on the circumference of the fixed plate, 3 column rods are uniformly distributed on the circumference of the moving plate, and the column rods are inserted with the column sleeves; a second spring is arranged between the column rod and the moving plate in the column barrel; the second spring jacks up the column rod and the column barrel, so that the movable plate is far away from the fixed plate, the first through hole in the movable plate drives the clamping rod to move inwards, and the clamping head clamps the column rod; the pull rope compresses the pole and the column casing, so that the movable plate is close to the fixed plate, the first via hole in the movable plate drives the clamping rod to move outwards, and the clamping head is unfolded outwards.
The upper part of the central point of the movable plate is connected with a first spring support, the first spring support is connected with a first spring, the first spring is connected with a clamping table fulcrum, the clamping table fulcrum is connected with a clamping table, the clamping table is matched with a chuck to clamp the free body, the movable arm is tightly held, the pull rope is tightened, the pole and the column barrel are compressed by the pull rope, the movable plate is close to the fixed plate, a first via hole in the movable plate drives the clamping bar to move outwards, the chuck is unfolded outwards, the free body is loosened by the clamping table and the chuck, and the free body falls out of the body; the lower part of the first spring support is connected with a pull rope, the pull rope penetrates through a second through hole in the center point of the fixing plate, the pull rope penetrates through the center of the guide pipe, the pull rope further penetrates through a third through hole to be connected to the fixed end of the pull rope, and the third through hole is arranged on the movable arm.
The handheld part comprises a fixed arm and a movable arm, the fixed arm is connected with an axle center, the movable arm is connected with a shaft sleeve, and the axle center is hinged with the shaft sleeve; one side of the guide tube is provided with a clamping device and a chuck, and the fixed arm is connected with the other side of the guide tube.
The beneficial effects of the utility model are that, with low costs, simple structure can provide that clamping function is strong, can stably improve snatch loose body efficiency, reducible snatch in-process to the articular cavity harm, alleviate the painful many chuck pincers of patient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the clamping state structure of the present invention.
Fig. 3 is an enlarged schematic view of the clamping device of the present invention.
Fig. 4 is an enlarged schematic view of the hand-held portion of the present invention.
The labels in the figure are: 1. the clamping head comprises a clamping head body, 2, a clamping table, 3, a first spring, 4, a clamping table fulcrum, 5, a column rod, 6, a column barrel, 7, a second spring, 8, a rotating wrist, 9, a rotating ball, 10, a first spring support, 11, a moving plate, 12, a fixing plate, 13, a second through hole, 14, a pull rope, 15, a fixing arm, 16, a moving arm, 17, a pull rope fixing end, 18, a clamping rod, 19, a first through hole, 20, a free body, 21, a guide pipe, 22, a third through hole, 23, an axis, 24 and a shaft sleeve.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in figure 1~Fig. 4 shows a multi-collet forceps for surgery, which comprises a collet 1, a clamping device and a hand-held part.
The chuck 1 be by 4 chuck 1 circumference evenly distributed constitute, chuck 1 is connected with the one end of clamping bar 18, the other end of clamping bar 18 is connected with commentaries on classics ball 9, commentaries on classics ball 9 nestification is in changeing wrist 8, changes wrist 8 package and presss from both sides more than half commentaries on classics ball 9 surface area more, changes wrist 8 and can prevent to change ball 9 and drop, changes ball 9 and can follow commentaries on classics wrist 8 outside reciprocating motion, changes wrist 8 and settles on fixed plate 12, clamping bar 18 passes through first via hole 19 on the movable plate 11.
The clamping device comprises a moving plate 11 and a fixed plate 12, wherein 3 column sleeves 6 are uniformly distributed on the circumference of the fixed plate 12, 3 column rods 5 are uniformly distributed on the circumference of the moving plate 11, and the column rods 5 are inserted with the column sleeves 6; a second spring 7 is arranged between the column rod 5 and the moving plate 11 in the column barrel 6; the second spring 7 jacks up the post rod 5 and the column barrel 6, so that the moving plate 11 is far away from the fixed plate 12, the first through hole 19 in the moving plate 11 drives the clamping rod 18 to move inwards, and the chuck 1 is clamped; the pull rope 14 compresses the pole 5 and the column barrel 6, so that the moving plate 11 is close to the fixed plate 12, the first through hole 19 on the moving plate 11 drives the clamping rod 18 to move outwards, and the chuck 1 expands outwards.
The upper part of the central point of the moving plate 11 is connected with a first spring support 10, the first spring support 10 is connected with a first spring 3, the first spring 3 is connected with a clamping table fulcrum 4, the clamping table fulcrum 4 is connected with a clamping table 2, the clamping table 2 is matched with the chuck 1 to clamp the free body 20, the movable arm 16 is gripped, the pull rope 14 is tightened, the pull rope 14 compresses the column rod 5 and the column barrel 6, the moving plate 11 is close to the fixed plate 12, the first through hole 19 on the moving plate 11 drives the clamping rod 18 to move outwards, the chuck 1 expands outwards, the clamping table 2 and the chuck 1 loosen the free body 20, and the free body 20 falls out of the body; the lower part of the first spring support 10 is connected with a pulling rope 14, the pulling rope 14 passes through a second through hole 13 at the central point of the fixed plate 12, the pulling rope 14 passes through the center of a guide tube 21, the pulling rope 14 also passes through a third through hole 22 to be connected to a pulling rope fixed end 17, and the third through hole 22 is arranged on the movable arm 16.
The handheld part comprises a fixed arm 15 and a movable arm 16, the fixed arm 15 is connected with an axle center 23, the movable arm 16 is connected with an axle sleeve 24, and the axle center 23 is hinged with the axle sleeve 24; the clamping device and the clamping head 1 are arranged on one side of the guide tube 21, and the fixed arm 15 is connected with the other side of the guide tube 21.
Claims (3)
1. The utility model provides a multi-collet forceps for operation, includes chuck, clamping device, handheld part, its characterized in that: the chuck be by 4 chuck circumference evenly distributed and constitute, the chuck is connected with the one end of clamping bar, the other end of clamping bar is connected with changeing the ball, change the ball nestification and change in the wrist, change the wrist and press from both sides more than half commentaries on classics ball surface area, change the wrist and can prevent to change the ball and drop, change the ball and can follow the outside reciprocating motion of commentaries on classics wrist, change the wrist and settle on the fixed plate, the clamping bar passes through first via hole on the movable plate.
2. The multi-collet forceps for surgery of claim 1,
the clamping device comprises a moving plate and a fixed plate, wherein 3 column sleeves are uniformly distributed on the circumference of the fixed plate, 3 column rods are uniformly distributed on the circumference of the moving plate, and the column rods are inserted with the column sleeves; a second spring is arranged between the column rod and the moving plate in the column barrel; the second spring jacks up the column rod and the column barrel, so that the movable plate is far away from the fixed plate, the first through hole in the movable plate drives the clamping rod to move inwards, and the clamping head clamps the column rod; the pull rope compresses the pole and the column sleeve to enable the movable plate to be close to the fixed plate, the first through hole in the movable plate drives the clamping rod to move outwards, and the clamping head expands outwards;
the upper part of the central point of the movable plate is connected with a first spring support, the first spring support is connected with a first spring, the first spring is connected with a clamping table fulcrum, the clamping table fulcrum is connected with a clamping table, the clamping table is matched with a chuck to clamp the free body, the movable arm is tightly held, the pull rope is tightened, the pole and the column barrel are compressed by the pull rope, the movable plate is close to the fixed plate, a first via hole in the movable plate drives the clamping bar to move outwards, the chuck is unfolded outwards, the free body is loosened by the clamping table and the chuck, and the free body falls out of the body; the lower part of the first spring support is connected with a pull rope, the pull rope penetrates through a second through hole in the center point of the fixing plate, the pull rope penetrates through the center of the guide pipe, the pull rope further penetrates through a third through hole to be connected to the fixed end of the pull rope, and the third through hole is arranged on the movable arm.
3. The multi-collet forceps for surgery as recited in claim 1, wherein the hand-held portion includes a fixed arm and a movable arm, the fixed arm is connected to the shaft, the movable arm is connected to the shaft sleeve, and the shaft is hinged to the shaft sleeve; one side of the guide tube is provided with a clamping device and a chuck, and the fixed arm is connected with the other side of the guide tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121836539.2U CN215273138U (en) | 2021-08-08 | 2021-08-08 | Multi-chuck forceps for operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121836539.2U CN215273138U (en) | 2021-08-08 | 2021-08-08 | Multi-chuck forceps for operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215273138U true CN215273138U (en) | 2021-12-24 |
Family
ID=79526534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121836539.2U Active CN215273138U (en) | 2021-08-08 | 2021-08-08 | Multi-chuck forceps for operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215273138U (en) |
-
2021
- 2021-08-08 CN CN202121836539.2U patent/CN215273138U/en active Active
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