CN110448373A - A kind of dedicated screw nail-fetching device combined mechanism of orthopaedics - Google Patents
A kind of dedicated screw nail-fetching device combined mechanism of orthopaedics Download PDFInfo
- Publication number
- CN110448373A CN110448373A CN201910663843.2A CN201910663843A CN110448373A CN 110448373 A CN110448373 A CN 110448373A CN 201910663843 A CN201910663843 A CN 201910663843A CN 110448373 A CN110448373 A CN 110448373A
- Authority
- CN
- China
- Prior art keywords
- nail
- steel nail
- steel
- pipe
- cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/92—Impactors or extractors, e.g. for removing intramedullary devices
- A61B17/921—Impactors or extractors, e.g. for removing intramedullary devices for intramedullary devices
Landscapes
- 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)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of dedicated screw nail-fetching device combined mechanisms of orthopaedics, by the way that screw thread is arranged outside the steel nail cap of steel nail, setting takes nail to manage in nail-fetching device, and it is arranged and corresponding screw thread outside steel nail cap inside nail pipe taking, then motor is set again, when motor work, rotated by motor, it drives connected taking to follow closely Guan Xuanzhuan, and then is easy to make to take nail pipe sleeve in the outside of steel nail cap；On the contrary, when steel nail cap is rotated into and takes in nail pipe, the more fastening of rotation, easier drive steel nail takes out the hand of spiral of the screw thread and steel nail cap that are arranged outside steel nail head again, facilitates and takes nail work；Then magnetic force room is set in taking nail pipe again, steel nail can be adsorbed by the electromagnet of magnetic force chamber interior, can be followed closely in pipe steel nail rotation is kept forging ahead, steel nail is reinforced by electromagnet and is taking the stability in nail pipe, and then taking-up steel nail can be facilitated.
Description
Technical field
The present invention relates to a kind of screw nail-fetching device combined mechanisms, and in particular to a kind of dedicated screw nail-fetching device combination of orthopaedics
Mechanism.
Background technique
It the use of steel nail and Interal fixation fracture site is common operation side in existing operation currently, in fracture operation
Method, steel nail implantation human body also need to take out for a period of time afterwards, and in taking steel nail operation, steel nail due to having meeting in people's body for a long time
It is connected with skeleton, increases very big difficulty to doctor when taking out, and it is to pass through pincers that common operation, which takes nail method,
Sub-folder is lived metal extending part strength and is rotated, and is easy to destroy nail slot and human body with steel nail to the tissue mutually closed on, or make bone
Folding part position is damaged again, is also easy to break disconnected steel nail, is increased the taking-up difficulty of steel nail, brings secondary injury to patient, especially
It is the taking-up for broken nail, is even more the body interior for being located at patient, doctor is allowed to be difficult to order instrument progress by conventional taking
It takes out, orders operation to taking for doctor and bring great inconvenience.
Summary of the invention
The present invention provides a kind of dedicated screw nail-fetching device combined mechanism of orthopaedics, solves the problems in background technique.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of dedicated screw nail-fetching device combined mechanism of orthopaedics of the present invention, including nail-fetching device and steel nail matched with its, institute
State nail-fetching device include outer tube and take nail manage, the outer tube be set in take nail pipe outside, and the outer tube and take nail manage
One end be open state, the other end for taking nail pipe is fixed on the output shaft end of motor, described that nail is taken to manage close to motor
The inside of one end magnetic force room is separated out by partition, be provided with several electromagnet in the magnetic force room, the outer tube it is another
One end outside weld is connected to handle, and the outer tube is additionally provided with battery close to the inside of one end of handle；The steel nail includes steel
Ailhead, locating plate and steel nail cap.
As a preferred technical solution of the present invention, the steel nail head and steel nail cap are separated by locating plate, the steel
It is covered with screw thread outside ailhead and steel nail cap, and the hand of spiral on the steel nail head and steel nail cap is opposite.
As a preferred technical solution of the present invention, the nail-fetching device takes nail by taking nail pipe sleeve to be located at outside steel nail cap,
Described take is covered with and screw thread corresponding on steel nail cap on nail inside pipe wall.
As a preferred technical solution of the present invention, the outer diameter for taking nail pipe is less than the internal diameter of outer tube.
As a preferred technical solution of the present invention, the internal diameter for taking nail pipe is identical as the outer diameter of steel nail cap.
As a preferred technical solution of the present invention, the motor is mounted in outer tube by bracket.
The beneficial effects obtained by the present invention are as follows being: by the way that screw thread is arranged outside the steel nail cap of steel nail, being arranged in nail-fetching device
Take nail manage, and take nail pipe inside setting with corresponding screw thread outside steel nail cap, then motor is set again, when motor work when,
It is rotated by motor, connected taking is driven to follow closely Guan Xuanzhuan, and then be easy to make to take nail pipe sleeve in the outside of steel nail cap；It sets again
The hand of spiral of screw thread outside steel nail head and steel nail cap is set on the contrary, when steel nail cap is rotated into and takes in nail pipe, rotation it is tighter
Gu easier drive steel nail takes out, facilitates and take nail work；Then magnetic force room is set in taking nail pipe again, by magnetic force room
The electromagnet in portion can adsorb steel nail, can follow closely in pipe steel nail rotation is kept forging ahead, and reinforce steel nail by electromagnet and nail is being taken to manage
In stability.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is a kind of overall structure figure of the dedicated screw nail-fetching device combined mechanism of orthopaedics of the present invention；
Fig. 2 is a kind of structure chart of the steel nail of the dedicated screw nail-fetching device combined mechanism of orthopaedics of the present invention；
Fig. 3 is a kind of structure chart of the nail-fetching device of the dedicated screw nail-fetching device combined mechanism of orthopaedics of the present invention；
In figure: 1, nail-fetching device；2, steel nail；3, outer tube；4, nail is taken to manage；5, magnetic force room；6, electromagnet；7, motor；8, it stores
Battery；9, handle；10, steel nail head；11, locating plate；12, steel nail cap.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment: as shown in Figure 1-3, a kind of dedicated screw nail-fetching device combined mechanism of orthopaedics of the present invention, including nail-fetching device 1
With steel nail 2 matched with its, nail-fetching device 1 is including outer tube 3 and takes nail pipe 4, manages convenient for protecting internal taking to follow closely by outer tube 3
4, meanwhile, it is capable to which battery 8 and motor 7 are arranged inside outer tube 3；Outer tube 3 is set in the outside for taking nail pipe 4, and should
Outer tube 3 and the one end for taking nail pipe 4 are open state, conveniently enter steel nail cap 12 and take in nail pipe 4；Take the another of nail pipe 4
The output shaft end for being fixed on motor 7 is held, convenient for driving connected taking to follow closely by the rotation of motor 7 and managing when motor 7 rotates
4 rotations, and then make that the nail rotation of pipe 4 is taken to be set to outside steel nail cap 12, when the whole sets of steel nail cap 12, which are kept forging ahead, to be followed closely in pipe 4, continue to start
Motor 7 is able to drive the bone that steel nail head 2 is detached from patient；Nail pipe 4 is taken to be separated out close to the inside of one end of motor 7 by partition
Magnetic force room 5 is provided with several electromagnet 6 in magnetic force room 5, convenient for passing through and opening electricity when 12 precession of steel nail cap takes in nail pipe 4
Magnet 6 makes the magnetic-adsorption steel nail cap 12 of electromagnet 6, increases steel nail cap 12 and is fixed on the stability taken inside nail pipe 4；Housing
The other end outside weld of pipe 3 is connected to handle 9, and cooperation can be manually rotated, convenient for making medical staff make to take nail 4 precession of pipe by can be manually rotated
Outside steel nail cap 12；Outer tube 3 is additionally provided with battery 8 close to the inside of one end of handle 9, convenient for mentioning to electromagnet 6 and motor 7
For electric power；Steel nail 2 includes steel nail head 10, locating plate 11 and steel nail cap 12.
Steel nail head 10 and steel nail cap 12 are separated by locating plate 11, are covered with screw thread outside steel nail head 10 and steel nail cap 12, and
Steel nail head 10 is opposite with the hand of spiral on steel nail cap 12.
Nail-fetching device 1 takes nail by taking nail pipe 4 to be set in outside steel nail cap 12, take follow closely be covered on 4 inner wall of pipe on steel nail cap 12
Corresponding screw thread.
The outer diameter of nail pipe 4 is taken to be less than the internal diameter of outer tube 3.
Take the internal diameter of nail pipe 4 identical as the outer diameter of steel nail cap 12.
Motor 7 is mounted in outer tube 3 by bracket.
A kind of this kind of dedicated screw nail-fetching device combined mechanism of orthopaedics, by the way that screw thread is arranged outside the steel nail cap 12 of steel nail 2,
In nail-fetching device 1 setting take nail pipe 4, and take nail pipe 4 inside setting with corresponding screw thread outside steel nail cap 12, be then arranged again
Motor 7 is rotated when motor 7 works by motor 7, is driven connected taking to follow closely pipe 4 and is rotated, and then is easy to make to take nail
4 sets of the pipe outsides in steel nail cap 12；The hand of spiral of screw thread outside steel nail head 10 and steel nail cap 12 is set again on the contrary, when steel nail cap
12 are rotated into when taking in nail pipe 4, and the more fastening of rotation, easier drives steel nail 2 taking-up facilitates and takes nail work；Then again
Magnetic force room 5 is set in taking nail pipe 4, steel nail 2 can be adsorbed by the electromagnet 6 inside magnetic force room 5, can be revolved by steel nail 2
It rotates into and takes in nail pipe 4, steel nail 2 is reinforced by electromagnet 6 and is taking the stability in nail pipe 4.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of dedicated screw nail-fetching device combined mechanism of orthopaedics, including nail-fetching device (1) and steel nail matched with its (2), special
Sign is that the nail-fetching device (1) includes outer tube (3) and takes nail pipe (4), and the outer tube (3), which is set in, is taking nail pipe (4)
Outside, and the outer tube (3) and take nail pipe (4) one end be open state, it is described take nail pipe (4) the other end be fixed on electricity
The inside of the output shaft end of machine (7), described one end for taking nail pipe (4) close motor (7) is separated out magnetic force room (5), institute by partition
It states in magnetic force room (5) and is provided with several electromagnet (6), the other end outside weld of the outer tube (3) is connected to handle (9), described
Outer tube (3) is additionally provided with battery (8) close to the inside of the one end of handle (9)；The steel nail (2) include steel nail head (10),
Locating plate (11) and steel nail cap (12).
2. the dedicated screw nail-fetching device combined mechanism of a kind of orthopaedics according to claim 1, which is characterized in that the steel nail
Head (10) and steel nail cap (12) are separated by locating plate (11), are covered with screw thread outside the steel nail head (10) and steel nail cap (12),
And the hand of spiral on the steel nail head (10) and steel nail cap (12) is opposite.
3. the dedicated screw nail-fetching device combined mechanism of a kind of orthopaedics according to claim 1, which is characterized in that described to take nail
Device (1) takes nail by taking nail pipe (4) to be set in outside steel nail cap (12), and described take is covered with and steel nail cap (12) on nail pipe (4) inner wall
Upper corresponding screw thread.
4. the dedicated screw nail-fetching device combined mechanism of a kind of orthopaedics according to claim 1, which is characterized in that described to take nail
The outer diameter for managing (4) is less than the internal diameter of outer tube (3).
5. the dedicated screw nail-fetching device combined mechanism of a kind of orthopaedics according to claim 1, which is characterized in that described to take nail
The internal diameter for managing (4) is identical as the outer diameter of steel nail cap (12).
6. the dedicated screw nail-fetching device combined mechanism of a kind of orthopaedics according to claim 1, which is characterized in that the motor
(7) it is mounted in outer tube (3) by bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910663843.2A CN110448373A (en) | 2019-07-23 | 2019-07-23 | A kind of dedicated screw nail-fetching device combined mechanism of orthopaedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910663843.2A CN110448373A (en) | 2019-07-23 | 2019-07-23 | A kind of dedicated screw nail-fetching device combined mechanism of orthopaedics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110448373A true CN110448373A (en) | 2019-11-15 |
Family
ID=68483078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910663843.2A Withdrawn CN110448373A (en) | 2019-07-23 | 2019-07-23 | A kind of dedicated screw nail-fetching device combined mechanism of orthopaedics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110448373A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956321A (en) * | 2020-08-31 | 2020-11-20 | 曹阳 | Multifunctional medical orthopedic drill bit based on magnetic attraction principle |
-
2019
- 2019-07-23 CN CN201910663843.2A patent/CN110448373A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956321A (en) * | 2020-08-31 | 2020-11-20 | 曹阳 | Multifunctional medical orthopedic drill bit based on magnetic attraction principle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101536926B (en) | Manual interosseous device | |
| JP6606043B2 (en) | Telescopic IM nail and drive mechanism | |
| US9408644B2 (en) | Telescoping IM nail and actuating mechanism | |
| CN106725671B (en) | A kind of automatic pumping line tweezer | |
| JP2010046481A (en) | Double threaded tissue tack | |
| JP2009542272A (en) | Callus extension device | |
| CN100500107C (en) | A detachable cutting multipurpose scissors for surgical operation | |
| CN105011997B (en) | Bone uptake device and method | |
| CN109069190A (en) | The component of board-like tractor and this board-like tractor and activation tool | |
| US11925344B2 (en) | Rotational driver | |
| US20190046222A1 (en) | Combined tunneling tools | |
| CN110448373A (en) | A kind of dedicated screw nail-fetching device combined mechanism of orthopaedics | |
| RU2244516C1 (en) | Surgical stapler for placing cylindrical spiral-shaped clamp | |
| CN209916095U (en) | Endoscope needle holder with rotatable needle holding end | |
| CN113440241A (en) | Screw implantation auxiliary sleeve for minimally invasive spine surgery | |
| CN101721253B (en) | Operational robot for minimally invasive celiac surgery | |
| CN209153808U (en) | A kind of breastbone pull device | |
| CN208525044U (en) | The surgical instrument and operating robot of operating robot | |
| CN206548577U (en) | Torsion mechanism for ultrasound knife | |
| CN215839275U (en) | Swing driving mechanism of electric endoscope anastomat | |
| CN206979518U (en) | One kind takes out line tweezer automatically | |
| CN216124542U (en) | Screw implanting device for minimally invasive spine surgery | |
| CN109998653A (en) | Arc bone carrier | |
| CN219921199U (en) | Electric endoscopic anastomat with electric coagulation | |
| CN215651853U (en) | Shank skeleton fixing device that resets based on orthopedics is clinical |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191115 |