CN212973063U - Nail extractor for orthopedic operation - Google Patents
Nail extractor for orthopedic operation Download PDFInfo
- Publication number
- CN212973063U CN212973063U CN202020626597.1U CN202020626597U CN212973063U CN 212973063 U CN212973063 U CN 212973063U CN 202020626597 U CN202020626597 U CN 202020626597U CN 212973063 U CN212973063 U CN 212973063U
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- rod
- nail
- thick bamboo
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- positioning
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Abstract
The utility model discloses an orthopedic operation nail extractor, including support frame, layer board and a location section of thick bamboo, the inside equal rotation in upper end both sides of support frame is connected with a regulation section of thick bamboo, layer board fixed mounting is at the upper surface intermediate position of support frame, and the lower extreme bilateral symmetry of support frame is fixed with the bottom slide bar, the upper surface of location slider passes through bottom electric telescopic handle and clamp splice interconnect, location section of thick bamboo movable mounting is in the inside of roof, and the outside both sides of a location section of thick bamboo all rotate and be connected with the location gear, the internal thread groove has been seted up to the lower extreme inside of a location section of thick bamboo, and the inside intermediate position of a location section of thick bamboo rotates and is connected with inside pivot, the inside reservation in upper. This nail ware is got in orthopedic operation adopts neotype structural design for this device is convenient for inject the nail position of getting of patient, avoids removing at the in-process health of getting the nail, and the device through mechanical transmission structure accurate positioning with get the nail, improves the success rate of getting the nail.
Description
Technical Field
The utility model relates to the technical field of orthopedics, in particular to a nail extractor for orthopedic surgery.
Background
Orthopedics is a research skeletal muscle physiology and pathology department, and the fracture of part comparatively serious patient's skeleton needs to use splint location fixed, and supplementary skeleton grows again and resumes, to the orthopedics patient of the partial special position of health or etiology, needs to take out the nail again with the inside of fixed nail column embedding skeleton, and the fixed gomphosis of nail is inside the skeleton, need use the dedicated nail ware of getting of medical science to operate when taking out.
With the continuous operation of the nail extractor, the following problems are found in the use process:
1. some present nail wares of getting are not convenient for inject patient's pathology position, and the pain that the in-process patient of getting the nail experienced or receive external factor pathology position and take place to remove, influence the going on of getting the nail.
2. And some existing nail taking devices are used for medical staff to directly and manually position and clamp, uncertain factors of manual nail taking are more, the success rate of taking out nails at one time is lower, and the pain of patients is increased.
Therefore, the need exists to design an orthopedic surgical nail extractor that addresses the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an orthopedic operation gets nail ware to it gets nail ware not convenient for to inject patient's pathological position to propose some current in the above-mentioned background art to solve, pain or receiving external factors pathological position and taking place to remove getting the in-process patient impression of nail, the influence is got going on of nail, and some current get nail ware be that medical staff's direct manual location clamp gets the operation, it is more to get the uncertain factor of nail by hand, the success rate of once only taking out the nail is lower, increase patient's painful problem.
In order to achieve the above object, the utility model provides a following technical scheme: a nail extractor for orthopedic surgery comprises a support frame, a supporting plate and a positioning cylinder, wherein adjusting cylinders are rotatably connected to the inner portions of two sides of the upper end of the support frame, side threaded rods are movably connected to the inner portions of the adjusting cylinders, a top plate is welded to the upper ends of the side threaded rods, the supporting plate is fixedly installed at the middle position of the upper surface of the support frame, bottom sliding rods are symmetrically fixed to two sides of the lower end of the support frame, positioning sliders are movably connected to the outer portions of the bottom sliding rods, the upper surfaces of the positioning sliders are connected with clamping blocks through bottom electric telescopic rods, fixing plates are welded to the outer sides of the upper ends of the positioning sliders, push rods are movably connected to the inner portions of the fixing plates, the push rods are symmetrically fixed to two sides of the outer portion of a rotary table, the positioning cylinders are movably installed inside the top plate, positioning gears, the inner thread groove is formed in the lower end of the positioning cylinder, the inner middle position of the positioning cylinder is connected with an inner rotating shaft in a rotating mode, the lower surface of the inner rotating shaft is fixedly provided with a rotating plate, a limiting groove is reserved in the upper end of the built-in rod, the two sides of the lower end of the built-in rod are movably connected with metal clamping rods, the two sides of the lower end of the built-in rod are symmetrically and fixedly provided with inner electric telescopic rods, and meanwhile the inner electric telescopic rods are connected with the metal clamping rods through circular rings.
Preferably, both sides of the upper surface of the top plate are fixedly provided with tooth blocks, the tooth blocks are meshed with the positioning gear, and the front surface of the top plate is of an arc-shaped structure.
Preferably, the clamping block and the positioning sliding block form a lifting structure through the bottom electric telescopic rod, the clamping block and the supporting frame form a sliding structure, and the positioning sliding block is in sliding connection with the bottom sliding rod.
Preferably, an inner sliding groove is formed in the inner portion of the upper surface of the fixing plate, and the fixing plate and the push rod form a sliding structure through the inner sliding groove.
Preferably, the built-in rod is in threaded connection with the positioning cylinder through an internal thread groove, and the built-in rod is in embedded connection with the rotating plate through a limiting groove.
Preferably, the metal clamping rod and the built-in rod form a rotating structure, the metal clamping rod is connected with the circular ring in a sliding mode, and the circular ring and the internal electric telescopic rod form a rotating structure.
Compared with the prior art, the beneficial effects of the utility model are that: the nail extractor for the orthopedic surgery adopts a novel structural design, so that the device can conveniently limit the pathological position of a patient, and meanwhile, the device is provided with a mechanical positioning nail extracting structure, so that the nail extracting success rate is high;
1. the clamping blocks are arranged in a sliding connection mode, a pathological position such as a leg of a patient is placed on the supporting plate, and the motor and the electric telescopic rod at the bottom of the clamping blocks are operated to respectively control the clamping blocks to move transversely and longitudinally according to the position where the leg of the patient is placed, so that the clamping blocks limit the position of the outer side of the leg of the patient, and the situation that the leg of the patient moves to influence the normal operation of nail taking in the process of nail taking is avoided;
2. a location section of thick bamboo that sliding structure set up, and the built-in pole that threaded connection set up, before the processing, rotate earlier the high position of adjusting a section of thick bamboo control regulation roof, it rotates to move motor control location gear again, meshing transmission structure through location gear and tooth piece rotates a location section of thick bamboo and adjusts to suitable angular position, make a location section of thick bamboo and metal clamping bar correspond the nail outside of removing inside the patient health, use metal clamping bar clamp to get the head of nail, the built-in pole screw thread of operation motor control rotates to the inboard of a location section of thick bamboo, take out the nail from patient health through mechanical transmission structure, this part mechanical positioning transmission structure is convenient for the accurate positioning and is got the nail, improve the probability of once only getting the nail.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a front partial sectional structure of the positioning cylinder of the present invention;
FIG. 3 is a front view of the built-in rod of the present invention with a partially cut-away structure;
FIG. 4 is a schematic view of a partial sectional structure of the side of the positioning cylinder of the present invention;
fig. 5 is a schematic side sectional view of the clamping block of the present invention.
In the figure: 1. a support frame; 2. an adjusting cylinder; 3. a side threaded rod; 4. a top plate; 5. a support plate; 6. a bottom slide bar; 7. positioning the sliding block; 8. a bottom electric telescopic rod; 9. a clamping block; 10. a fixing plate; 11. a push rod; 12. a turntable; 13. a positioning cylinder; 14. positioning a gear; 15. a built-in rod; 16. an internal thread groove; 17. an inner rotating shaft; 18. rotating the plate; 19. a limiting groove; 20. a metal clamping bar; 21. an internal electric telescopic rod; 22. a circular ring; 23. a tooth block; 24. an inner chute.
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. 1-5, the present invention provides a technical solution: an orthopedic surgery nail extractor comprises a support frame 1, an adjusting cylinder 2, a side threaded rod 3, a top plate 4, a supporting plate 5, a bottom sliding rod 6, a positioning slide block 7, a bottom electric telescopic rod 8, a clamping block 9, a fixing plate 10, a push rod 11, a rotary table 12, a positioning cylinder 13, a positioning gear 14, an internal rod 15, an internal thread groove 16, an internal rotating shaft 17, a rotary plate 18, a limiting groove 19, a metal clamping rod 20, an internal electric telescopic rod 21, a circular ring 22, a tooth block 23 and an internal sliding groove 24, wherein the adjusting cylinder 2 is rotatably connected inside two sides of the upper end of the support frame 1, the side threaded rod 3 is movably connected inside the adjusting cylinder 2, the top plate 4 is welded at the upper end of the side threaded rod 3, the supporting plate 5 is fixedly arranged in the middle position of the upper surface of the support frame 1, the bottom sliding rod 6 is symmetrically fixed on two sides of the lower end of, the upper surface of the positioning slide block 7 is connected with a clamping block 9 through a bottom electric telescopic rod 8, a fixing plate 10 is welded on the outer side of the upper end of the positioning slide block 7, a push rod 11 is movably connected inside the fixing plate 10, the push rod 11 is symmetrically fixed on two outer sides of a rotary table 12, a positioning cylinder 13 is movably installed inside a top plate 4, two outer sides of the positioning cylinder 13 are rotatably connected with positioning gears 14, a built-in rod 15 is movably connected inside the lower end of the positioning cylinder 13, an inner thread groove 16 is formed inside the lower end of the positioning cylinder 13, an inner rotary shaft 17 is rotatably connected at the middle position inside the positioning cylinder 13, a rotary plate 18 is fixedly installed on the lower surface of the inner rotary shaft 17, a limit groove 19 is reserved inside the upper end of the built-in rod 15, two sides of the lower end of the built-in rod 15 are movably connected with metal clamping rods 20, and two, while the inner electric telescopic rod 21 is interconnected with the metal clamping bar 20 by means of a ring 22.
In this example, both sides of the upper surface of the top plate 4 are fixedly provided with tooth blocks 23, the tooth blocks 23 are meshed with the positioning gear 14, the front surface of the top plate 4 is in an arc-shaped structure, the operation motor controls the positioning gear 14 to rotate, and the positioning gear 14 is meshed with the tooth blocks 23 for transmission, so that the moving position of the positioning cylinder 13 can be conveniently adjusted;
the clamping block 9 and the positioning slide block 7 form a lifting structure through the bottom electric telescopic rod 8, the clamping block 9 and the support frame 1 form a sliding structure, the positioning slide block 7 is in sliding connection with the bottom slide rod 6, the pathological position of a patient is placed on the support plate 5, the moving position of the clamping block 9 is adjusted, and the positions of two sides of the body of the patient placed on the support plate 5 are limited by the clamping block 9;
an inner sliding groove 24 is formed in the inner part of the upper surface of the fixing plate 10, the fixing plate 10 and the push rod 11 form a sliding structure through the inner sliding groove 24, the operation motor controls the rotation of the turntable 12 and the push rod 11, and the push rod 11 pushes the fixing plate 10 to move left and right through the inner sliding groove 24;
the built-in rod 15 is in threaded connection with the positioning cylinder 13 through an internal thread groove 16, the built-in rod 15 is in embedded connection with the rotating plate 18 through a limiting groove 19, the running motor drives the internal rotating shaft 17 and the rotating plate 18 to rotate, the rotating plate 18 drives the built-in rod 15 on the outer side to rotate in the internal thread groove 16, and the built-in rod 15 is controlled to rotate and stretch;
the metal clamping rod 20 and the built-in rod 15 form a rotating structure, the metal clamping rod 20 is connected with the circular ring 22 in a sliding mode, the circular ring 22 and the internal electric telescopic rod 21 form a rotating structure, the internal electric telescopic rod 21 is operated to control the circular ring 22 to move transversely, and the circular ring 22 slides outside the metal clamping rod 20 to push the metal clamping rod 20 to rotate and combine.
The working principle is as follows: when the device is used, firstly, according to the structure shown in figures 1, 4 and 5, a patient places pathological positions such as legs on a supporting plate 5, the position of a clamping block 9 is adjusted according to the positions where the legs are placed, a motor is operated to control a rotary disc 12 and a push rod 11 to rotate, the push rod 11 drives a fixing plate 10 and a positioning slide block 7 to move inwards through an internal sliding groove 24, the positioning slide block 7 slides outside a bottom slide bar 6 to drive the clamping block 9 fixed at the upper end to move inwards, then the clamping block 9 is controlled to move downwards through a bottom electric telescopic rod 8, the outer sides of the legs of the patient are limited by using the clamping block 9, the legs of the patient are prevented from moving in the nail taking process, then, according to the distribution positions of nails of the legs, the position of a movable positioning cylinder 13 is adjusted, an adjusting cylinder 2 is rotated firstly, the adjusting cylinder 2 is in threaded connection with a side threaded rod, moving the top plate 4 to a proper height position, then operating a motor to control the positioning gear 14 to rotate, wherein the positioning gear 14 is meshed with the toothed block 23, driving the positioning cylinder 13 to slide along the track of the toothed block 23 under the action of gear meshing transmission, and adjusting and moving the positioning cylinder 13 to a proper angle position to enable the position of the positioning cylinder 13 to correspond to the outer side of the nail of the leg of the patient;
then, according to the structure shown in fig. 1, 2 and 3, the inner electric telescopic rod 21 is operated to push the ring 22 to move inwards, the ring 22 slides on the outer side of the metal clamping bar 20, the metal clamping bar 20 is driven to rotate to a corresponding angle, the metal clamping bar 20 is controlled to rotate reversely, so that the metal clamping bar 20 clamps and fixes the nail head of the leg of the patient, then, the motor is operated to control the rotation of the internal rotating shaft 17 and the rotating plate 18, the rotating plate 18 is connected with the built-in rod 15 in a clamping way through the limiting groove 19, the rotating plate 18 simultaneously drives the built-in rod 15 at the outer side to rotate when rotating, the built-in rod 15 is in threaded connection with the positioning cylinder 13 through the internal thread groove 16, the built-in rod 15 is rotated inside the internal thread groove 16, and the lower metal clamping rod 20 is rotated toward the inside of the positioning cylinder 13, the nail is taken out from the leg of the patient through the mechanical transmission structure, and the success rate of taking the nail at one time is improved.
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 (6)
1. The utility model provides an orthopedic operation nail extractor, includes support frame (1), layer board (5) and a location section of thick bamboo (13), its characterized in that: the inner parts of two sides of the upper end of the support frame (1) are rotatably connected with an adjusting cylinder (2), the inner part of the adjusting cylinder (2) is movably connected with a side threaded rod (3), a top plate (4) is welded at the upper end of the side threaded rod (3), the supporting plate (5) is fixedly arranged at the middle position of the upper surface of the support frame (1), bottom sliding rods (6) are symmetrically fixed at two sides of the lower end of the support frame (1), a positioning sliding block (7) is movably connected with the outer part of each bottom sliding rod (6), the upper surface of each positioning sliding block (7) is connected with a clamping block (9) through a bottom electric telescopic rod (8), a fixing plate (10) is welded at the outer side of the upper end of each positioning sliding block (7), a push rod (11) is movably connected with the inner part of the fixing plate (10), the push rods (11) are symmetrically fixed at two sides of the outer part of a, and the outside both sides of a location section of thick bamboo (13) all rotate and are connected with positioning gear (14) to the inside swing joint of lower extreme of a location section of thick bamboo (13) has built-in pole (15), internal thread groove (16) have been seted up to the lower extreme inside of a location section of thick bamboo (13), and the inside intermediate position of a location section of thick bamboo (13) rotates and is connected with inside pivot (17), and the lower fixed surface of inside pivot (17) installs commentaries on classics board (18), the inside reservation of upper end of built-in pole (15) has spacing groove (19), and the equal swing joint of lower extreme both sides of built-in pole (15) has metal clamping bar (20), and the lower extreme bilateral symmetry fixed mounting of built-in pole (15) has inside electric telescopic handle (21), and inside electric telescopic handle (21) are through ring (22) and.
2. An orthopedic surgical staple remover according to claim 1, wherein: the upper surface both sides of roof (4) all fixed mounting have tooth piece (23), and tooth piece (23) and positioning gear (14) meshing connection to roof (4) openly is circular-arc structure.
3. An orthopedic surgical staple remover according to claim 1, wherein: the clamping block (9) and the positioning sliding block (7) form a lifting structure through the bottom electric telescopic rod (8), the clamping block (9) and the supporting frame (1) form a sliding structure, and the positioning sliding block (7) is in sliding connection with the bottom sliding rod (6).
4. An orthopedic surgical staple remover according to claim 1, wherein: an inner sliding groove (24) is formed in the inner portion of the upper surface of the fixing plate (10), and the fixing plate (10) and the push rod (11) form a sliding structure through the inner sliding groove (24).
5. An orthopedic surgical staple remover according to claim 1, wherein: the built-in rod (15) is in threaded connection with the positioning cylinder (13) through an internal thread groove (16), and the built-in rod (15) is in embedded connection with the rotating plate (18) through a limiting groove (19).
6. An orthopedic surgical staple remover according to claim 1, wherein: the metal clamping rod (20) and the built-in rod (15) form a rotating structure, the metal clamping rod (20) is connected with the circular ring (22) in a sliding mode, and the circular ring (22) and the inner electric telescopic rod (21) form the rotating structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020626597.1U CN212973063U (en) | 2020-04-23 | 2020-04-23 | Nail extractor for orthopedic operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020626597.1U CN212973063U (en) | 2020-04-23 | 2020-04-23 | Nail extractor for orthopedic operation |
Publications (1)
Publication Number | Publication Date |
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CN212973063U true CN212973063U (en) | 2021-04-16 |
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ID=75398405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020626597.1U Expired - Fee Related CN212973063U (en) | 2020-04-23 | 2020-04-23 | Nail extractor for orthopedic operation |
Country Status (1)
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CN (1) | CN212973063U (en) |
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2020
- 2020-04-23 CN CN202020626597.1U patent/CN212973063U/en not_active Expired - Fee Related
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210416 |