CN208942361U - A kind of nail-fetching device for orthopaedics - Google Patents
A kind of nail-fetching device for orthopaedics Download PDFInfo
- Publication number
- CN208942361U CN208942361U CN201820925853.XU CN201820925853U CN208942361U CN 208942361 U CN208942361 U CN 208942361U CN 201820925853 U CN201820925853 U CN 201820925853U CN 208942361 U CN208942361 U CN 208942361U
- Authority
- CN
- China
- Prior art keywords
- pawl
- screw rod
- nail
- backbone
- screw thread
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of nail-fetching device for orthopaedics, including screw rod, the side of the screw rod is equipped with screw thread, screw rod is connect by screw thread with positioning plate, screw thread corresponding with screw rod is equipped on the inside of the screw rod moving hole that positioning plate center is equipped with, the bottom surface of positioning plate is equipped with telescopic rod, the top of screw rod is equipped with rotating handles, the rotating handles are set with the first anti-skidding leather packing, switch and button cell are equipped with immediately below rotating handles on screw rod, backbone is clamped with pawl by screw thread and is connect in the bottom end of screw rod, the pawl pincers slot inner wall that the side of pawl pincers backbone opens up passes through shaft and pawl clipper joint, spring is equipped between pawl pincers and pawl pincers slot contact surface, the surface of pawl pincers and pawl pincers backbone is equipped with screw thread, pawl pincers backbone is connect by screw thread with hold-doun nut, the bottom end that pawl clamps backbone is equipped with lamp cap.The utility model solves the problems, such as that nail-fetching device is not easy to position when taking nail, is not easy to observe without supporting mechanism and insufficient light by setting positioning plate, telescopic rod and holder structure.
Description
Technical field
The utility model relates to the field of medical instrument technology, specially a kind of nail-fetching device for orthopaedics.
Background technique
Nail-fetching device for orthopaedics is a kind of equipment of medical instrument, suitable for carrying out taking nail to patient of the bone nailing after fixed
With existing orthopedic nail extractor structure is simple and has a single function, and after mainly fixing by pincers to bone nail, nail is utilized to connect
Rotating handles row slowly takes nail, but often because of the uneven of doctor's power and does not have pincers position fixing apparatus, can be to disease
People brings secondary injury.
But there are deficiencies below for existing technology:
1, existing orthopedic nail extractor structure is simple, after fixing using pincers to bone nail, then passes through the rotation handle of nail connection
Hand row slowly takes nail, but often because internal support force and doctor's power uneven and not having pincers position fixing apparatus,
Secondary injury can be brought to patient.
2, existing orthopedic nail extractor has a single function, when carrying out taking nail, because of narrow space, and the light of external headlamp
Line is not applicable, it is fixed to the positioning of bone nail early period on bring many troubles.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of nail-fetching device for orthopaedics, solves nail-fetching device and is taking
It is not easy to position when nail, power and insufficient light is not made to be not easy the problem of observing without support.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of nail-fetching device for orthopaedics, including screw rod,
The side of the screw rod is equipped with screw thread, and screw rod is connect by screw thread with positioning plate, and the screw rod that the positioning plate center is equipped with is mobile
Screw thread corresponding with screw rod is equipped on the inside of hole, the bottom surface of positioning plate is equipped with telescopic rod, and the top of screw rod is equipped with rotating handles,
The rotating handles are set with the first anti-skidding leather packing, and switch and button cell are equipped on screw rod immediately below the rotating handles,
The bottom end of screw rod is clamped backbone by screw thread and pawl and connect, the pawl pincers slot inner wall that the side of the pawl pincers backbone opens up pass through shaft and
Pawl clipper joint is equipped with spring between the pawl pincers and pawl pincers slot contact surface, pawl clamps and the surface of pawl pincers backbone is equipped with screw thread, pawl pincers
Backbone is connect by screw thread with hold-doun nut, and the bottom end that pawl clamps backbone is equipped with lamp cap.
Preferably, the button cell is connect with switch and lamp cap respectively by conducting wire.
Preferably, the telescopic rod is equipped with three sections, and snak link and corresponding spring button hole, telescopic rod are equipped on every section
Bottom the second anti-skidding leather packing is installed.
Preferably, the bottom surface of the positioning plate, which is inlayed, is equipped with reflective mirror.
Preferably, bone nail catching groove is offered on the pawl pincers.
(3) beneficial effect
The utility model provides a kind of nail-fetching device for orthopaedics, have it is following the utility model has the advantages that
(1) the utility model is by setting positioning plate, the screw rod moving hole that positioning plate center is equipped with, and positioning plate passes through screw thread
It is connect with screw rod, the top of screw rod is equipped with rotating handles, rotary fixing screw cap when use, the bone nail catching groove and bone for clamping pawl
The advantages of nail is fixed, and is supported using the telescopic rod that the bottom surface of positioning plate is installed to positioning plate, telescopic rod is adjustable
The height of status plate can also provide a kind of support force, carry out rotating handles band pawl pincers when controlling screw rod and moving upwards
Nail is taken, the first anti-skidding leather packing on rotating handles, in addition telescopic rod bottom is equipped with the second anti-skidding leather packing, and the above structural advantages are to make
Doctor takes nail positioning more quasi-, more steady when nail being taken to make power.
(2) the utility model by setting lamp cap, lamp cap be located at pawl pincers backbone bottom end, lamp cap by conducting wire and switch and
Button cell connection, when carrying out taking nail, turn on the switch, using lamp cap to position bone nail position and pawl pincers fixing bone pin when,
It is illuminated, improves accuracy, in addition the bottom surface of positioning plate is equipped with reflective mirror, and the advantages of reflective mirror is the illumination for improving lamp cap
Dynamics.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is that the utility model pawl clamps backbone bottom schematic view；
Fig. 3 is that the utility model pawl clamps backbone side structure schematic diagram；
Fig. 4 is the utility model positioning plate structure schematic diagram.
In figure: 1, rotating handles；2, button cell；3, the first anti-skidding leather packing；4, it switchs；5, positioning plate；6, telescopic rod；7,
Hold-doun nut；8, pawl clamps backbone；9, bone nail catching groove；10, pawl clamps；11, the second anti-skidding leather packing；12, screw rod；13, snak link；14,
Reflective mirror；15, lamp cap；16, spring；17, screw rod moving hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs 1-4, the utility model provides a kind of technical solution: a kind of nail-fetching device for orthopaedics, including screw rod 12, institute
The side for stating screw rod 12 is equipped with screw thread, and screw rod 12 is connect by screw thread with positioning plate 5, and the screw rod that 5 center of positioning plate is equipped with is mobile
Screw thread corresponding with screw rod 12 is equipped on the inside of hole 17, the bottom surface of positioning plate 5, which is inlayed, is equipped with reflective mirror 14, the bottom surface of positioning plate 5
Telescopic rod 6 is installed, telescopic rod 6 is equipped with three sections, snak link 13 and corresponding spring button hole, telescopic rod 6 are equipped on every section
Bottom the second anti-skidding leather packing 11 is installed, the top of screw rod 12 is equipped with rotating handles 1, and the rotating handles 1 are set with
One anti-skidding leather packing 3,1 underface of rotating handles are equipped with switch 4 and button cell 2 on screw rod 12, and button cell 2 passes through conducting wire point
It is not connect with switch 4 and lamp cap 15, the bottom end of screw rod 12 is clamped backbone 8 with pawl by screw thread and connect, and the side of pawl pincers backbone 8 opens up
Pawl pincers slot inner wall connect by shaft and pawl pincers 10, bone nail catching groove 9, pawl pincers 10 and pawl pincers slot contact surface are offered on pawl pincers 10
Between be equipped with spring 16, the surface of pawl pincers 10 and pawl pincers backbone 8 is equipped with screw thread, and pawl clamps backbone 8 and connected by screw thread and hold-doun nut 7
It connects, the bottom end that pawl clamps backbone 8 is equipped with lamp cap 15, and existing orthopedic nail extractor structure is simple, is guaranteeing to take nail stability, accuracy
On do not accomplish it is perfect, the utility model by setting positioning plate 5, the screw rod moving hole 17 that 5 center of positioning plate is equipped with, positioning plate
5 are connect by screw thread with screw rod 12, and the top of screw rod 12 is equipped with rotating handles 1, and rotary fixing screw cap 7, clamps pawl when use
Bone nail catching groove 9 on 10 is fixed with bone nail, is supported, is stretched to positioning plate 5 using the telescopic rod 6 that the bottom surface of positioning plate 5 is installed
The height of the adjustable status plate 5 of contracting bar 6, while a kind of support force being provided, move upwards rotating handles 1 in control screw rod 12
When band pawl pincers 10 take nail, rotating handles 1 are equipped with the first anti-skidding leather packing 3, and in addition 6 bottom of telescopic rod is anti-skidding equipped with second
Leather packing 11 makes doctor take nail positioning more quasi-, more steady when nail being taken to make power, and existing orthopedic nail extractor is not complete in terms of illumination
Kind, for the utility model by setting lamp cap 15, the bottom end that lamp cap 15 is located at pawl pincers backbone 8 turns on the switch 4 when carrying out taking nail,
It is illuminated using lamp cap 15 to when positioning bone nail position and pawl clamps 10 fixing bone pin.
In use, the utility model utilizes positioning plate 5, the screw rod moving hole 17 that 5 center of positioning plate is equipped with, positioning plate 5 leads to
It crosses screw thread to connect with screw rod 12, the top of screw rod 12 is equipped with rotating handles 1, makes on pawl pincers 10 using rotary fixing screw cap 7
Bone nail catching groove 9 is fixed with bone nail, is supported using the telescopic rod 6 that the bottom surface of positioning plate 5 is installed to positioning plate 5, is used rotation
The band pawl pincers when controlling screw rod 12 and moving upwards of handle 1 10 carry out taking nail, using switch 4 open lamp cap 15 to take follow closely environment into
Row illumination.
It can to sum up obtain, the utility model solves nail-fetching device and exist by setting positioning plate 5,15 structure of telescopic rod 6 and lamp cap
It takes and is not easy to position when nail, power and insufficient light is not made to be not easy the problem of observing without support.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of nail-fetching device for orthopaedics, including screw rod (12), it is characterised in that: the side of the screw rod (12) is equipped with screw thread, silk
Bar (12) connect by screw thread with positioning plate (5), screw rod moving hole (17) inside that positioning plate (5) center is equipped with equipped with
The corresponding screw thread of screw rod (12), the bottom surface of positioning plate (5) are equipped with telescopic rod (6), and the top of screw rod (12) is equipped with rotation handle
Hand (1), the rotating handles (1) are set with the first anti-skidding leather packing (3), and rotating handles (1) underface is on screw rod (12)
Equipped with switch (4) and button cell (2), the bottom end of screw rod (12) is connect by screw thread with pawl pincers backbone (8), and the pawl clamps backbone
(8) pawl that side opens up pincers slot inner wall connect by shaft with pawl pincers (10), the pawl pincers (10) and pawl clamp slot contact surface it
Between be equipped with spring (16), pawl clamp (10) and pawl pincers backbone (8) surface be equipped with screw thread, pawl clamp backbone (8) pass through screw thread and fixation
Nut (7) connection, the bottom end that pawl clamps backbone (8) are equipped with lamp cap (15).
2. a kind of nail-fetching device for orthopaedics according to claim 1, it is characterised in that: the button cell (2) passes through conducting wire
It is connect respectively with switch (4) and lamp cap (15).
3. a kind of nail-fetching device for orthopaedics according to claim 1, it is characterised in that: the telescopic rod (6) is equipped with three sections,
Snak link (13) and corresponding spring button hole are equipped on every section, the bottom of telescopic rod (6) is equipped with the second anti-skidding leather packing (11).
4. a kind of nail-fetching device for orthopaedics according to claim 1, it is characterised in that: inlay the bottom surface of the positioning plate (5)
Reflective mirror (14) are installed.
5. a kind of nail-fetching device for orthopaedics according to claim 1, it is characterised in that: offer bone nail on the pawl pincers (10)
Catching groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820925853.XU CN208942361U (en) | 2018-06-14 | 2018-06-14 | A kind of nail-fetching device for orthopaedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820925853.XU CN208942361U (en) | 2018-06-14 | 2018-06-14 | A kind of nail-fetching device for orthopaedics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208942361U true CN208942361U (en) | 2019-06-07 |
Family
ID=66731160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820925853.XU Expired - Fee Related CN208942361U (en) | 2018-06-14 | 2018-06-14 | A kind of nail-fetching device for orthopaedics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208942361U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559071A (en) * | 2019-10-18 | 2019-12-13 | 蔺超 | Orthopedics nail taking device |
| CN112244987A (en) * | 2020-11-05 | 2021-01-22 | 孙金堂 | Portable bone nail taking device |
-
2018
- 2018-06-14 CN CN201820925853.XU patent/CN208942361U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110559071A (en) * | 2019-10-18 | 2019-12-13 | 蔺超 | Orthopedics nail taking device |
| CN110559071B (en) * | 2019-10-18 | 2022-07-05 | 蔺超 | Orthopedics nail taking device |
| CN112244987A (en) * | 2020-11-05 | 2021-01-22 | 孙金堂 | Portable bone nail taking device |
| CN112244987B (en) * | 2020-11-05 | 2022-09-09 | 孙金堂 | Portable bone nail taking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190607 Termination date: 20200614 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |