CN102293679A - Skull lock - Google Patents
Skull lock Download PDFInfo
- Publication number
- CN102293679A CN102293679A CN2010102105936A CN201010210593A CN102293679A CN 102293679 A CN102293679 A CN 102293679A CN 2010102105936 A CN2010102105936 A CN 2010102105936A CN 201010210593 A CN201010210593 A CN 201010210593A CN 102293679 A CN102293679 A CN 102293679A
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- CN
- China
- Prior art keywords
- locking plate
- lock
- lock core
- skull
- upper collet
- 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.)
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Abstract
The invention discloses a skull lock which comprises an upper lock plate, a lower lock plate and a lock barrel, wherein the lock barrel can fix the relative position between the upper lock plate and the lower lock plate, and sequentially penetrates through the lower lock plate and the upper lock plate; one end of the lock barrel adjacent to the lower lock plate forms a stop plate which is the big end of a bolt; the stop plate is stopped on one surface opposite to the upper lock plate, of the lower lock plate, so that one end of the lock barrel is fixed to the lower lock plate; the outer surface of the lock barrel is provided with teeth facing the lower lock plate; and the teeth on the outer surface of the lock barrel are clamped into the upper lock plate, thereby enhancing the locking force, locking force uniformity and locking speed, and shortening the operation time. The skull lock has the advantages of simple structure, high locking speed and good locking effect, and can not easily fall off.
Description
Technical field
The present invention relates to a kind of medical skull lock.
Background technology
In the neurocranial surgery operation, often need use the skull lock.At present, used skull lock is to adopt the mode of screw threads for fastening that two locking plates are locked mostly, to reach the fixedly purpose of skull.This lock mode, not only operating time is long, and because locking plate is thinner, and the screw thread of locking is less, causes upper collet to come off easily, influences surgical effect, the serious second operation that needs brings bigger misery to the patient.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of skull lock, this skull lock construction is simple, can quick lock in, and locking effect is better, difficult drop-off.
The present invention for the technical scheme that solves its technical problem and adopt is: a kind of skull lock, comprise upper collet, following locking plate and lock core, lock core is the relative position between upper collet and the following locking plate fixedly, lock core passes down locking plate and upper collet successively, one end of the close locking plate down of lock core forms catch, be the bolt stub end, catch backstop is in descending the locking plate one side of upper collet dorsad, make lock core one end position be fixed in locking plate down, the lock core lateral surface is provided with the teeth (monodirectional locking) towards following locking plate, teeth on the lock core lateral surface are clamped in the upper collet, strengthen coupling mechanism force with this, the uniformity of coupling mechanism force and the agility of locking reduce operating time.
As optimal way of the present invention, be covered with the teeth that have towards following locking plate on the described lock core lateral surface.
As a further improvement on the present invention, described upper collet is provided with first groove away from the following one side of locking plate, and lock core is in the center of first groove, can make lock core locking cut off the back and plate, and to alleviate the foreign body sensation behind the corrective surgery, increases patient's comfort level.
As a further improvement on the present invention, be provided with second groove in the bottom of described first groove, second groove is around the lock core setting, increases the elasticity of upper collet with this, further clamps lock core.
As a further improvement on the present invention, the circumferential edges of described upper and lower locking plate is provided with can intermeshing teeth, loosening to prevent that skull from locking upper and lower locking plate locking back.
As a further improvement on the present invention, two medial surface of described upper collet and following locking plate correspondence are cancave cambered surface, and the lateral surface of this upper collet and following locking plate is convex globoidal.Intrados is attached at the skull face after can making upper and lower locking plate locking, and extrados is more attractive in appearance after meeting people's psychological need and skull being resetted.
As a further improvement on the present invention, described locking plate down is provided with the 3rd groove away from the one side of upper collet, and catch is in the center of the 3rd groove.
The invention has the beneficial effects as follows: the present invention is provided with unidirectional teeth on lock core, can strengthen the uniformity and the locking time of coupling mechanism force, coupling mechanism force; Be provided with first groove and make things convenient for lock core locking to cut off the back pressing on upper collet, with the foreign body sensation that alleviates patient's postoperative, the comfort level that increases patient, being provided with second groove on upper collet in addition can increase the elasticity that skull is locked mortice lock; Upper and lower locking plate is respectively equipped with cancave cambered surface and convex globoidal, meets human skull's shape and demand attractive in appearance.
Description of drawings
Fig. 1 is a structural representation of the present invention.
In conjunction with the accompanying drawings, make the following instructions:
The following locking plate of 1---upper collet 2---
3---lock core 4---catch
31---teeth 5---, first groove
6---second grooves 7---the 3rd groove
The specific embodiment
A kind of skull lock, comprise upper collet 1, following locking plate 2 and lock core 3, lock core 3 is the relative position between upper collet 1 and the following locking plate 2 fixedly, lock core passes down locking plate 2 and upper collet 1 successively, one end of lock core 3 close locking plates 2 down forms catch 4 (being the bolt stub end), catch 4 backstops are in descending locking plate 2 one side of upper collet 1 dorsad, make lock core one end position be fixed in locking plate down, the lock core lateral surface is provided with the teeth 31 (monodirectional locking) towards following locking plate, teeth on the lock core lateral surface are clamped in the upper collet, strengthen coupling mechanism force with this, the uniformity of coupling mechanism force and the agility of locking reduce operating time.
Be covered with the teeth 31 that have towards following locking plate on the above-mentioned lock core lateral surface.
Above-mentioned upper collet is provided with first groove 5 away from the following one side of locking plate, and lock core is in the center of first groove 5, can make lock core locking cut off the back and plate, and to alleviate the foreign body sensation behind the corrective surgery, increases patient's comfort level.
The bottom of above-mentioned first groove is provided with second groove, 6, the second grooves 6 and is around the lock core setting, increases the elasticity of upper collet with this, further clamps lock core.
The circumferential edges of above-mentioned upper and lower locking plate is provided with can intermeshing teeth, loosening to prevent that skull from locking upper and lower locking plate locking back.
Two medial surface of above-mentioned upper collet and following locking plate correspondence are cancave cambered surface, and the lateral surface of this upper collet and following locking plate is convex globoidal.Intrados is attached at the skull face after can making upper and lower locking plate locking, and extrados is more attractive in appearance after meeting people's psychological need and skull being resetted.
Above-mentioned locking plate down is provided with the 3rd groove 7 away from the one side of upper collet, and catch 4 is in the center of the 3rd groove 7.
Open the skull windowsill, placing above-mentioned skull lock (at least three pieces), going back the green bone lobe; Left hand is pinned skull and is locked locking plate, the right hand pull lock core that makes progress, and until silent, lock core stops to move; Use electrothermal pen to cut off lock core, keep about 2mm; With the electrothermal pen remainder that plates.
In decorative sursery and neurosurgery, the present invention can use simultaneously with brace, or replaces the present invention with brace.In use, the brace attachment screw uses together, brace can be straight two hole braces, straight four hole braces, left L type five hole braces, right L type five hole braces, X type five hole braces, X type six hole braces, Y type five hole braces or T type five hole braces etc., this brace thickness is about 1.6mm, because of screw is nonmetallic materials, so design has the anti-hole of dropping on the screw, when using this brace and screw, the bone lobe is resetted, change hole, depth measurement, tapping then, place suitable brace again, be screwed into screw and get final product.When being screwed into screw, can adopt the full dog point socket set cutter to be used, guarantee that screw can be adsorbed on the driver bit can not drop, can improve the convenience in doctor's operation process.
Claims (7)
1. a skull is locked, comprise upper collet, following locking plate and lock core, lock core is the relative position between upper collet and the following locking plate fixedly, it is characterized in that: lock core passes down locking plate and upper collet successively, one end of the close locking plate down of lock core forms catch, catch backstop is in descending the locking plate one side of upper collet dorsad, and the lock core lateral surface is provided with the teeth towards following locking plate, and the teeth on the lock core lateral surface are clamped in the upper collet.
2. skull lock according to claim 1 is characterized in that: be covered with the teeth that have towards following locking plate on the described lock core lateral surface.
3. skull lock according to claim 1, it is characterized in that: described upper collet is provided with first groove away from the one side of following locking plate, and lock core is in the center of first groove.
4. skull lock according to claim 3, it is characterized in that: be provided with second groove in the bottom of described first groove, second groove is around the lock core setting.
5. according to each described skull lock in the claim 1 to 4, it is characterized in that: the circumferential edges of described upper and lower locking plate is provided with can intermeshing teeth.
6. skull lock according to claim 5, it is characterized in that: two medial surface of described upper collet and following locking plate correspondence are cancave cambered surface, and the lateral surface of this upper collet and following locking plate is convex globoidal.
7. skull lock according to claim 5 is characterized in that: described locking plate down is provided with the 3rd groove away from the one side of upper collet, and catch is in the center of the 3rd groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102105936A CN102293679A (en) | 2010-06-24 | 2010-06-24 | Skull lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102105936A CN102293679A (en) | 2010-06-24 | 2010-06-24 | Skull lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102293679A true CN102293679A (en) | 2011-12-28 |
Family
ID=45354525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102105936A Pending CN102293679A (en) | 2010-06-24 | 2010-06-24 | Skull lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102293679A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103976781A (en) * | 2014-04-09 | 2014-08-13 | 南方医科大学南方医院 | Composite skull base repair fixer |
| CN106937880A (en) * | 2017-03-29 | 2017-07-11 | 中国科学院金属研究所 | A kind of degradable skull lock for improving skull healing ability |
| CN109984829A (en) * | 2019-05-09 | 2019-07-09 | 天津市康尔医疗器械有限公司 | A kind of skull locking device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1305781A (en) * | 2000-01-14 | 2001-08-01 | 叶中权 | Postoperative fixator for skull |
| CN201015598Y (en) * | 2006-10-31 | 2008-02-06 | 侯利军 | Skull lock |
| CN201197739Y (en) * | 2008-05-30 | 2009-02-25 | 王桂芝 | Anti-loose skull lock |
-
2010
- 2010-06-24 CN CN2010102105936A patent/CN102293679A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1305781A (en) * | 2000-01-14 | 2001-08-01 | 叶中权 | Postoperative fixator for skull |
| CN201015598Y (en) * | 2006-10-31 | 2008-02-06 | 侯利军 | Skull lock |
| CN201197739Y (en) * | 2008-05-30 | 2009-02-25 | 王桂芝 | Anti-loose skull lock |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103976781A (en) * | 2014-04-09 | 2014-08-13 | 南方医科大学南方医院 | Composite skull base repair fixer |
| CN103976781B (en) * | 2014-04-09 | 2016-01-20 | 南方医科大学南方医院 | A kind of compound basis cranii repairs holder |
| CN106937880A (en) * | 2017-03-29 | 2017-07-11 | 中国科学院金属研究所 | A kind of degradable skull lock for improving skull healing ability |
| CN106937880B (en) * | 2017-03-29 | 2024-04-26 | 中国科学院金属研究所 | Degradable skull lock capable of improving skull healing capacity |
| CN109984829A (en) * | 2019-05-09 | 2019-07-09 | 天津市康尔医疗器械有限公司 | A kind of skull locking device |
| CN109984829B (en) * | 2019-05-09 | 2022-10-14 | 天津市康尔医疗器械有限公司 | Skull lock device |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20111228 |