CN111529036A - Nail extractor for orthopedics department - Google Patents
Nail extractor for orthopedics department Download PDFInfo
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- CN111529036A CN111529036A CN202010391891.3A CN202010391891A CN111529036A CN 111529036 A CN111529036 A CN 111529036A CN 202010391891 A CN202010391891 A CN 202010391891A CN 111529036 A CN111529036 A CN 111529036A
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- 230000000399 orthopedic effect Effects 0.000 title claims abstract description 28
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 description 10
- 208000014674 injury Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention belongs to the technical field of medical instruments, in particular to an orthopedic screw extractor which comprises a main body frame, a fixed frame and a rotating frame connected above the fixed frame in a sliding manner, wherein a screwing fixed frame is integrally formed at one end of the rotating frame, a screw extracting screw rod is screwed in the screwing fixed frame, a sliding frame is integrally formed on the lower surface of the screwing fixed frame, the lower surface of the screw extracting screw rod is rotatably connected with a connecting frame, so that the screw extracting screw rod can be screwed to drive a screw extracting clamp to lift, a screw is clamped between the screw extracting clamp and a clamping block in the screw extracting clamp by matching a screwing fastening adjusting bolt and a clamping block, and then the screw is stably extracted by the screw extracting screw rod, thereby preventing a patient from being injured secondarily due to insufficient stability during screw extracting, and meanwhile, the sliding frame is arranged on the lower surface of the screwing fixed frame and a pulley frame is arranged to connect the connecting frame and the sliding frame in a sliding manner, so that the pulley yoke can be stable and immovable when the screw rod for taking the nail is screwed in.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an orthopedic nail extractor.
Background
The orthopedic instruments are specialized medical instruments specially used for orthopedic surgery, and are classified into the following parts according to the classification of the State food and drug administration: one type; the second and third types are mainly divided into an orthopedic knife, an orthopedic scissors, an orthopedic forceps, an orthopedic hook, an orthopedic needle, an orthopedic scraper, an orthopedic awl, an orthopedic drill, an orthopedic saw, an orthopedic chisel, an orthopedic file/shovel, an orthopedic active instrument and the like according to the use purpose and performance, and the fracture is one of the common diseases of bone trauma in medical clinic. The commonly used method for treating fractures is to perform internal fixation, i.e. after the fracture site is reduced, the reduced bones are connected by means of a bone plate and screws made of metal material.
At the in-process of taking out the screw, take out by the handheld apparatus of medical personnel more, nevertheless because the apparatus that medical personnel handed to easily lead to the screw rupture or get the nail apparatus because can't carry out steady fastening, and then lead to the patient to receive the secondary injury, and when using, have the device to remove inconvenient and adjust inconvenient problem.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an orthopedic nail extractor which has the characteristics of nail taking stability and convenience in adjustment and use.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a nail ware is got to orthopedics, including main part frame and mount, and sliding connection is at the rotating turret of mount top, the one end integrated into one piece of rotating turret has closed the mount soon, the inside that closes the mount soon closes and has got the nail screw rod, the lower surface integrated into one piece who closes the mount soon has the carriage, the lower surface rotation of getting the nail screw rod is connected with the link, the surface integrated into one piece on the surface of link has the pulley yoke, the lower surface of pulley yoke closes soon and gets the nail pincers, the inside of getting the nail pincers has seted up the thread groove, the inside of thread groove closes soon has the fastening adjusting bolt, the one end rotation of fastening adjusting bolt is connected with the grip block.
According to the optimal technical scheme of the orthopedic nail extractor, the lower surface of the main body frame is rotatably connected with the plurality of universal wheels, the lifting frame is slidably connected inside the fixing frame, the rotating disc is rotatably connected inside the lifting frame, and the rotating frame and the rotating disc are fixedly connected through bolts.
As the preferred technical scheme of the orthopedic nail extractor, a balancing weight is fixed inside a main body frame through a bolt, and a placing frame is connected above the balancing weight inside the main body frame in a sliding mode.
As the preferred technical scheme of the orthopedic nail extractor, the upper surface of the nail extracting forceps is integrally formed with the threaded pipe, and the nail extracting forceps are connected with the pulley yoke in a screwing mode through the threaded pipe.
As the optimal technical scheme of the orthopedic nail extractor, a first fixing bolt is screwed on the outer surface of the lifting frame, and a plurality of second fixing bolts are screwed on the outer surface of the fixing frame.
As the preferred technical scheme of the orthopedic nail extractor, the screwing fixing frame, the rotating frame, the main body frame and the fixing frame are all metal components.
As the preferred technical scheme of the orthopedic nail extractor, anti-skid vertical lines are carved at the handle part of the nail extracting screw rod.
Compared with the prior art, the invention has the beneficial effects that: the main body frame and the fixing frame are arranged, the screw taking rod is arranged in the screwing fixing frame at one end of the rotating frame, the screw taking rod can be screwed to drive the screw taking clamp to lift, the screw is clamped between the screw taking clamp and the clamping block in the screw taking clamp through the screwing fastening adjusting bolt matched with the clamping block, then the screw is stably taken out through the screw taking rod, so that secondary injury of a patient due to insufficient stability during screw taking is prevented, meanwhile, the sliding frame is arranged on the lower surface of the screwing fixing frame, the sliding frame is arranged to enable the sliding frame to be in sliding connection with the connecting frame and the sliding frame, the sliding frame can be stably fixed during screwing the screw taking, the rotating frame is arranged to be in sliding connection with the fixing frame through the lifting frame, the lifting frame can perform lifting adjustment on the rotating frame, and the whole device is convenient to perform lifting adjustment, simultaneously be provided with the rolling disc in the inside of crane for the rolling disc can drive the rotating turret and rotate the regulation, thereby makes whole clamp get the device and can rotate the regulation and use, and is provided with a plurality of universal wheel, makes whole device be convenient for the bulk movement and uses.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a clamping and nail-removing structure according to the present invention;
FIG. 3 is a schematic view of a lift adjustment configuration of the present invention;
FIG. 4 is a schematic view of the nail nipper structure of the present invention;
in the figure: 1. screwing the fixing frame; 2. a carriage; 3. a connecting frame; 4. taking out the nail pincers; 5. taking a nail screw; 6. a rotating frame; 7. a first fixing bolt; 8. a second fixing bolt; 9. a main body frame; 10. a universal wheel; 11. rotating the disc; 12. a lifting frame; 13. a fixed mount; 14. placing a rack; 15. a balancing weight; 16. a pulley yoke; 17. a threaded pipe; 18. a thread groove; 19. a clamping block; 20. and (5) fastening the adjusting bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides the following technical solutions: an orthopedic nail extractor comprises a main body frame 9, a fixing frame 13 and a rotating frame 6 connected above the fixing frame 13 in a sliding mode, wherein a screwing fixing frame 1 is integrally formed at one end of the rotating frame 6, a nail extracting screw 5 is screwed in the screwing fixing frame 1, a sliding frame 2 is integrally formed on the lower surface of the screwing fixing frame 1, a connecting frame 3 is rotatably connected to the lower surface of the nail extracting screw 5, a pulley frame 16 is integrally formed on the outer surface of the connecting frame 3, a nail extracting clamp 4 is screwed on the lower surface of the pulley frame 16, a threaded groove 18 is formed in the nail extracting clamp 4, a fastening adjusting bolt 20 is screwed in the threaded groove 18, one end of the fastening adjusting bolt 20 is rotatably connected with a clamping block 19, the main body frame 9 and the fixing frame 13 are arranged in the embodiment, the nail extracting screw 5 is arranged in the screwing fixing frame 1 at one end of the rotating frame 6, and the nail extracting screw 5 can be screwed to drive the nail extracting clamp 4 to lift, and the inside of getting nail pincers 4 is through closing soon fastening adjusting bolt 20 cooperation grip block 19 with the screw centre gripping between getting nail pincers 4 and grip block 19, then through getting taking out that the screw 5 is firm with the screw, thereby prevent to lead to patient's secondary to be injured owing to firm inadequately when getting the nail, be provided with the carriage 2 and set up pulley yoke 16 and carry out sliding connection between link 3 and carriage 2 at the lower surface of closing the mount 1 soon simultaneously, make when closing soon and getting nail screw 5, pulley yoke 16 can be firm motionless.
Specifically, the lower surface of main part frame 9 rotates and is connected with a plurality of universal wheel 10, the inside sliding connection of mount 13 has crane 12, crane 12's inside is rotated and is connected with rolling disc 11, rolling disc 6 and rolling disc 11 carry out bolt fixed connection, in this embodiment and set up and carry out sliding connection through crane 12 between rolling disc 6 and the mount 13, thereby make crane 12 can carry out lift adjustment to rolling disc 6, and then make whole device be convenient for carry out lift adjustment and use, be provided with rolling disc 11 in crane 12's inside simultaneously, make rolling disc 11 can drive rolling disc 6 and rotate the regulation, thereby make whole clamp get the device and can rotate the regulation and use, and be provided with a plurality of universal wheel 10, make whole device be convenient for the bulk movement and use.
It is specific, there is balancing weight 15 inside of main part frame 9 through the bolt fastening, there is rack 14 inside balancing weight 15's of main part frame 9 top sliding connection, be provided with balancing weight 15 through inside at main part frame 9 in this embodiment, make balancing weight 15 can carry out the counter weight to main part frame 9 and whole device, make the firm use of being convenient for of whole device, can not be because rotating turret 6 is when rotating the regulation, and take place to turn on one's side, be provided with rack 14 in the inside of main part frame 9 simultaneously, make rack 14 be convenient for store various nail pincers 4 of getting, make the nail pincers 4 of getting be convenient for take out various screws.
It is specific, the upper surface integrated into one piece who gets nail pincers 4 has screwed pipe 17, it closes to be connected with pulley yoke 16 soon to get nail pincers 4 through screwed pipe 17, get nail pincers 4 through setting up in this embodiment and be convenient for close the lower surface at pulley yoke 16 soon through screwed pipe 17, make to get nail pincers 4 and be convenient for install and dismantle, thereby make to get nail pincers 4 and be convenient for cooperate rack 14 to change, and then make the screw of each model be convenient for take out nail pincers 4 through getting of different models.
Specifically, the outer surface of the lifting frame 12 is screwed with a first fixing bolt 7, and the outer surface of the fixing frame 13 is screwed with a plurality of second fixing bolts 8.
Specifically, the screwing fixing frame 1, the rotating frame 6, the main body frame 9 and the fixing frame 13 are all metal components.
Specifically, the handle part of the screw taking rod 5 is carved with anti-skid vertical grains.
The working principle and the using process of the invention are as follows: in the using process of the invention, the main body frame 9 and the fixing frame 13 are arranged, the screw taking screw rod 5 is arranged in the screwing fixing frame 1 at one end of the rotating frame 6, the screw taking screw rod 5 can be screwed to drive the screw taking clamp 4 to lift, the screw is clamped between the screw taking clamp 4 and the clamping block 19 in the screw taking clamp 4 through the screwing fastening adjusting bolt 20 and the clamping block 19, then the screw is taken out stably through the screw taking screw rod 5, so that the secondary injury of a patient caused by insufficient stability during screw taking is prevented, the sliding frame 2 is arranged on the lower surface of the screwing fixing frame 1, the pulley frame 16 is arranged to slidably connect the connecting frame 3 and the sliding frame 2, the pulley frame 16 can be stably fixed when the screw taking screw rod 5 is screwed, and the rotating frame 6 is slidably connected with the fixing frame 13 through the lifting frame 12, so that the lifting frame 12 can lift and adjust the rotating frame 6, and further the whole device is convenient for lifting and adjusting, meanwhile, the rotating disc 11 is arranged in the lifting frame 12, so that the rotating disc 11 can drive the rotating frame 6 to rotate and adjust, and further the whole clamping device can rotate and adjust, and is provided with a plurality of universal wheels 10, so that the whole device is convenient for moving integrally and using, through arranging the balancing weight 15 in the main body frame 9, the balancing weight 15 can balance the main body frame 9 and the whole device, so that the whole device is convenient for stable use, and can not turn over because the rotating frame 6 rotates and adjusts, meanwhile, the placing frame 14 is arranged in the main body frame 9, so that the placing frame 14 is convenient for storing various nail taking pincers 4, and the nail taking pincers 4 are convenient for taking out various screws, get nail pincers 4 through setting up and be convenient for close the lower surface of connecting at pulley yoke 16 through screwed pipe 17 soon for get nail pincers 4 and be convenient for install and dismantle, thereby make to get nail pincers 4 and be convenient for cooperate rack 14 to change, and then make the screw of each model be convenient for take out through getting nail pincers 4 of different models.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an orthopedics nail extractor, includes main part frame (9) and mount (13) to and sliding connection is in rotating turret (6) of mount (13) top, its characterized in that: one end integrated into one piece of rotating turret (6) has and closes mount (1) soon, the inside that closes mount (1) soon closes and gets nail screw rod (5) soon, the lower surface integrated into one piece that closes mount (1) soon has carriage (2), the lower surface rotation of getting nail screw rod (5) is connected with link (3), the surface integrated into one piece on the surface of link (3) has pulley yoke (16), the lower surface of pulley yoke (16) closes soon gets nail pincers (4), thread groove (18) have been seted up to the inside of getting nail pincers (4), the inside of thread groove (18) is closed soon has fastening adjusting bolt (20), the one end rotation of fastening adjusting bolt (20) is connected with grip block (19).
2. An orthopaedic nail extractor according to claim 1, characterized in that: the lower surface of the main body frame (9) is rotatably connected with a plurality of universal wheels (10), the inner part of the fixing frame (13) is slidably connected with a lifting frame (12), the inner part of the lifting frame (12) is rotatably connected with a rotating disc (11), and the rotating frame (6) is fixedly connected with the rotating disc (11) through bolts.
3. An orthopaedic nail extractor according to claim 2, characterized in that: a balancing weight (15) is fixed inside the main body frame (9) through a bolt, and a placing frame (14) is connected above the internal balancing weight (15) of the main body frame (9) in a sliding mode.
4. An orthopaedic nail extractor according to claim 1, characterized in that: the upper surface of the nail taking clamp (4) is integrally formed with a threaded pipe (17), and the nail taking clamp (4) is connected with the pulley yoke (16) in a screwing mode through the threaded pipe (17).
5. An orthopaedic nail extractor according to claim 2, characterized in that: the outer surface of the lifting frame (12) is screwed with a first fixing bolt (7), and the outer surface of the fixing frame (13) is screwed with a plurality of second fixing bolts (8).
6. An orthopaedic nail extractor according to claim 1, characterized in that: the screwing fixing frame (1), the rotating frame (6), the main body frame (9) and the fixing frame (13) are all metal components.
7. An orthopaedic nail extractor according to claim 1, characterized in that: anti-skid vertical grains are carved on the handle part of the nail taking screw rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010391891.3A CN111529036A (en) | 2020-05-11 | 2020-05-11 | Nail extractor for orthopedics department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010391891.3A CN111529036A (en) | 2020-05-11 | 2020-05-11 | Nail extractor for orthopedics department |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111529036A true CN111529036A (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010391891.3A Pending CN111529036A (en) | 2020-05-11 | 2020-05-11 | Nail extractor for orthopedics department |
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| Country | Link |
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| CN (1) | CN111529036A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6645206B1 (en) * | 1995-03-27 | 2003-11-11 | Sdgi Holdings, Inc. | Interbody fusion device and method for restoration of normal spinal anatomy |
| CN102202734A (en) * | 2008-10-31 | 2011-09-28 | 福尔顿控股公司 | Apparatus for treating biological tissue and method of generating shock-like pressure waves in such an apparatus |
| CN204379427U (en) * | 2015-01-08 | 2015-06-10 | 张文卿 | A kind of nail-fetching device for orthopaedics |
| CN205514877U (en) * | 2016-03-11 | 2016-08-31 | 王林伟 | Nail ware is got with electronic screw to orthopedics |
| CN209661776U (en) * | 2018-12-07 | 2019-11-22 | 刘欢欢 | Convenient for taking out the orthopedic nail extractor of broken nail |
-
2020
- 2020-05-11 CN CN202010391891.3A patent/CN111529036A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6645206B1 (en) * | 1995-03-27 | 2003-11-11 | Sdgi Holdings, Inc. | Interbody fusion device and method for restoration of normal spinal anatomy |
| CN102202734A (en) * | 2008-10-31 | 2011-09-28 | 福尔顿控股公司 | Apparatus for treating biological tissue and method of generating shock-like pressure waves in such an apparatus |
| CN204379427U (en) * | 2015-01-08 | 2015-06-10 | 张文卿 | A kind of nail-fetching device for orthopaedics |
| CN205514877U (en) * | 2016-03-11 | 2016-08-31 | 王林伟 | Nail ware is got with electronic screw to orthopedics |
| CN209661776U (en) * | 2018-12-07 | 2019-11-22 | 刘欢欢 | Convenient for taking out the orthopedic nail extractor of broken nail |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200814 |
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| RJ01 | Rejection of invention patent application after publication |