CN207168565U - A kind of dark line nail - Google Patents

A kind of dark line nail Download PDF

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Publication number
CN207168565U
CN207168565U CN201720167814.3U CN201720167814U CN207168565U CN 207168565 U CN207168565 U CN 207168565U CN 201720167814 U CN201720167814 U CN 201720167814U CN 207168565 U CN207168565 U CN 207168565U
Authority
CN
China
Prior art keywords
nail
thorn
interior
bar
sliding
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
Application number
CN201720167814.3U
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Chinese (zh)
Inventor
钱俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUZHOU SUNAN ZIMMERED MEDICAL INSTRUMENT CO Ltd
Original Assignee
SUZHOU SUNAN ZIMMERED MEDICAL INSTRUMENT CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SUZHOU SUNAN ZIMMERED MEDICAL INSTRUMENT CO Ltd filed Critical SUZHOU SUNAN ZIMMERED MEDICAL INSTRUMENT CO Ltd
Priority to CN201720167814.3U priority Critical patent/CN207168565U/en
Application granted granted Critical
Publication of CN207168565U publication Critical patent/CN207168565U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of dark line nail, including nail outer bar, nail cap, nail point, slip nail thorn, interior sliding chamber, nail acanthopore, nail interior bar, cross screw socket, lock pin, nail thorn sliding block;The nail outer bar integral type is provided with nail cap, nail point, nail interior bar is provided with the nail outer bar cylinder, the nail outer bar is provided with multiple nail, the nail interior bar circle is circumferentially with multiple interior sliding chambers, the interior sliding chamber uses spiral yarn shaped setting, and the interior sliding intracavitary is provided with nail thorn sliding block and slides nail thorn;The slip nail thorn is slided chamber and moved back and forth inside to be stretched out or withdraws;This new design socket joint type nail bar, locked by lock pin, tattooed the face of a criminal and send him into exile conjunctions using sliding chamber in slidingtype with sliding nail, orthopaedics fixing assembling is easy, realizes that the dark line formula nail of nail pierces, it is easy to use, installation is easy, particularly small without shear action, fixed damage to diaphysis, dismounting is simple, and patient's post-operative recovery speed is fast.

Description

A kind of dark line nail
Technical field
It the utility model is related to a kind of orthopaedics hand and state technical equipment field, more particularly to a kind of dark line nail.
Background technology
In bone surgery, particularly spinal operation, pedicle nail is often used to fix, and in the prior art, bone Oncomelania line generally use is abound with setting, and front end uses single thread, and rear end uses double thread;Being screwed into for nail waste time and energy, Screw thread is big to the shear action of diaphysis, easily causes diaphysis damage, causes post operative recovery procedures slow.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of dark line nail, for deficiency of the prior art, Socket joint type nail bar is designed, is tattooed the face of a criminal and send him into exile conjunctions using sliding chamber in slidingtype with sliding nail, realizes that the dark line formula nail of nail pierces, it is easy to use, Installation is easy, and particularly to diaphysis without shear action, fixed damage is small, and dismounting is simple, and patient's post-operative recovery speed is fast.
To reach above-mentioned purpose, the technical solution of the utility model is as follows:A kind of dark line nail, including nail outer bar, bone The head of a nail, nail point, nail thorn, interior sliding chamber, nail acanthopore, nail interior bar, cross screw socket, lock pin, nail thorn sliding block are slided, its feature exists In:
The nail outer bar manufactures for cylindrical shape titanium alloy material, and integral type is provided with nail cap, nail point, the bone Nail outer bar cylinder is internally provided with the nail interior bar of cylinder, and multiple nail are provided with the periphery of the nail outer bar, The circumferencial direction of the nail interior bar is provided with multiple interior sliding chambers, and the interior sliding chamber is set using helical wire form in a circumferential direction Put, the interior sliding intracavitary is provided with nail thorn sliding block, and slip nail thorn is fixedly installed on the nail thorn sliding block;It is described to slide in nail thorn Nail thorn sliding block moved back and forth along spiral yarn shaped interior sliding chamber, drive slide nail thorn in nail stretch out or withdraw.
The interior sliding chamber and nail interior bar tight fit of the nail outer bar are set, described to slide in nail thorn and nail outer bar Nail matching is set.
Rod rear end is provided with cross screw socket in the nail, and the cross screw socket is used for instrument and rotates nail interior bar and drive Nail thorn is slided to stretch out or withdraw;The lock pin corresponding with nail interior bar is provided with the nail cap, the lock pin is used In locking nail interior bar.
Shell fragment is provided between the nail thorn sliding block and interior sliding chamber, it is ensured that slides nail thorn automatic spring after nail is reached.
Pass through above-mentioned technical proposal, the beneficial effect of technical solutions of the utility model are:Socket joint type nail bar is designed, is passed through Lock pin locks, and is tattooed the face of a criminal and send him into exile conjunctions using sliding chamber in slidingtype with sliding nail, orthopaedics fixing assembling is easy, realizes that the dark line formula of nail is followed closely Thorn, easy to use, installation is easy, and particularly to diaphysis without shear action, fixed damage is small, and dismounting is simple, patient's post-operative recovery Speed is fast.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of dark line nail front view schematic diagram disclosed in this new embodiment;
Fig. 2 is that stationary state enlarged diagram cuts open in a kind of dark line nail office disclosed in this new embodiment;
Fig. 3 is a kind of dark line nail top plan view schematic diagram disclosed in this new embodiment;
Fig. 4 is that reset state enlarged diagram cuts open in a kind of dark line nail office disclosed in this new embodiment.
Corresponding component title of the numeral represented by with letter in figure:
1. the nail of 2. nail cap of nail outer bar 3. point 4. slides nail thorn
5. sliding chamber 6. follows closely the cross screw socket of 7. nail interior bar of acanthopore 8. in
9. the nail thorn sliding block of lock pin 10.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.
According to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model provides a kind of dark line nail, including nail outer bar 1, nail Cap 2, nail point 3, slide nail thorn 4, interior sliding chamber 5, nail acanthopore 6, nail interior bar 7, cross screw socket 8, lock pin 9, nail thorn sliding block 10.
The nail outer bar 1 manufactures for cylindrical shape titanium alloy material, and integral type is provided with nail cap 2, nail point 3, institute The nail interior bar 7 that the cylinder of nail outer bar 1 is internally provided with cylinder is stated, is provided with the periphery of the nail outer bar 1 more Individual nail, the circumferencial direction of the nail interior bar 7 are provided with multiple interior sliding chambers 5, and the interior sliding chamber 5 uses spiral shell in a circumferential direction Spiral form is set, and nail thorn sliding block 10 is provided with the interior sliding chamber 5, slip nail thorn is fixedly installed on the nail thorn sliding block 10 4;The nail thorn sliding block 10 slided in nail thorn 4 moves back and forth along spiral yarn shaped interior sliding chamber 5, drives and slides nail thorn 4 in nail Interior stretching or withdrawal.
The interior sliding chamber 5 of the nail outer bar 1 is set with the tight fit of nail interior bar 7, described to slide nail thorn 4 and nail outer bar Nail matching on 1 is set.
The rear end of nail interior bar 7 is provided with cross screw socket 8, and the cross screw socket 8 is used for instrument and rotates nail interior bar 7 simultaneously Driving slides nail thorn 4 and stretches out or withdraw;The lock pin 9 corresponding with nail interior bar 7 is provided with the nail cap 2, it is described Lock pin 9 is used to lock nail interior bar 7.
Shell fragment is provided between the nail thorn sliding block 10 and interior sliding chamber 5, it is ensured that slides the appliance for releasing single after nail is reached of nail thorn 4 Go out.
By above-mentioned specific embodiment, the beneficial effects of the utility model are:Socket joint type nail bar is designed, passes through lock pin Locking, tattooed the face of a criminal and send him into exile conjunctions using sliding chamber in slidingtype with sliding nail, orthopaedics fixing assembling is easy, realizes the dark line formula nail thorn of nail, use Convenient, installation is easy, and particularly to diaphysis without shear action, fixed damage is small, and dismounting is simple, and patient's post-operative recovery speed is fast.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide scope consistent with features of novelty.

Claims (4)

1. a kind of dark line nail, it is characterised in that including nail outer bar, nail cap, nail point, slip nail thorn, interior sliding chamber, nail thorn Hole, nail interior bar, cross screw socket, lock pin, nail thorn sliding block;The nail outer bar manufactures for cylindrical shape titanium alloy material, and one Body formula is provided with nail cap, nail point, and the nail outer bar cylinder is internally provided with the nail interior bar of cylinder, the nail Multiple nail are provided with the periphery of outer bar, the circumferencial direction of the nail interior bar is provided with multiple interior sliding chambers, the interior cunning Chamber is set using helical wire form in a circumferential direction, and the interior sliding intracavitary, which is provided with, follows closely thorn sliding block, solid on the nail thorn sliding block Surely it is provided with slip nail thorn;The nail thorn sliding block slided in nail thorn moves back and forth along spiral yarn shaped interior sliding chamber, drives and slides Nail thorn stretches out or withdrawn in nail.
2. a kind of dark line nail according to claim 1, it is characterised in that in the interior sliding chamber and nail of the nail outer bar Bar tight fit is set, and the nail thorn that slides matches setting with the nail in nail outer bar.
3. a kind of dark line nail according to claim 1, it is characterised in that rod rear end is provided with cross spiral shell in the nail Mouthful, the cross screw socket is used for instrument and rotates nail interior bar and drive slip nail thorn to stretch out or withdraw;Set on the nail cap The lock pin corresponding with nail interior bar is equipped with, the lock pin is used to lock nail interior bar.
4. a kind of dark line nail according to claim 1, it is characterised in that set between the nail thorn sliding block and interior sliding chamber There is shell fragment, it is ensured that slide nail thorn automatic spring after nail is reached.
CN201720167814.3U 2017-02-23 2017-02-23 A kind of dark line nail Expired - Fee Related CN207168565U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720167814.3U CN207168565U (en) 2017-02-23 2017-02-23 A kind of dark line nail

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720167814.3U CN207168565U (en) 2017-02-23 2017-02-23 A kind of dark line nail

Publications (1)

Publication Number Publication Date
CN207168565U true CN207168565U (en) 2018-04-03

Family

ID=61733144

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720167814.3U Expired - Fee Related CN207168565U (en) 2017-02-23 2017-02-23 A kind of dark line nail

Country Status (1)

Country Link
CN (1) CN207168565U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111616785A (en) * 2020-05-23 2020-09-04 徐州长风生物科技有限公司 Bone screw capable of preventing retreat and slowly releasing nutrient solution

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111616785A (en) * 2020-05-23 2020-09-04 徐州长风生物科技有限公司 Bone screw capable of preventing retreat and slowly releasing nutrient solution
CN111616785B (en) * 2020-05-23 2022-01-28 暨南大学 Bone screw capable of preventing retreat and slowly releasing nutrient solution

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180403

CF01 Termination of patent right due to non-payment of annual fee