CN204890155U - Skull lamella fixation clamp that resets - Google Patents
Skull lamella fixation clamp that resets Download PDFInfo
- Publication number
- CN204890155U CN204890155U CN201520558507.9U CN201520558507U CN204890155U CN 204890155 U CN204890155 U CN 204890155U CN 201520558507 U CN201520558507 U CN 201520558507U CN 204890155 U CN204890155 U CN 204890155U
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- CN
- China
- Prior art keywords
- road
- snap close
- teeth road
- external teeth
- bone
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- 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- Withdrawn - After Issue
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Abstract
The utility model discloses a skull lamella fixation clamp that resets, say and the stationary blade including hasp, inside tooth way, outside tooth, set up outside tooth way on the stationary blade perpendicularly, set up inside tooth way on the hasp, inside tooth is said and outside tooth way can be in the same place in the installation of detachably block, outside tooth says to go up and says through inside tooth that detachably sets up the hasp that this hasp plays the fixed function that resets. This fixation clamp need not use supporting fixing tool, easy and simple to handle, skull space to cover completely when using, difficult make bone lamella or fracture piece outstanding, not hard up, warp, because the inside tooth of this fixation clamp is said can be in the same place with outside tooth way in the installation of detachably block, consequently, if the complication, this fixation clamp can used repeatedly and is taken out very conveniently, has great clinical meaning.
Description
Technical field
This utility model belongs to technical field of medical equipment, relates to a kind of medical apparatus and instruments, the especially a kind of medical personnel's of minimizing Cranial-bone-flap replacement and fixation step, the Cranial-bone-flap replacement and fixation folder effectively covering sutura, well fix Cranial-bone-flap.
Background technology
In recent years; updating and becoming more meticulous along with neurosurgery; in neurosurgery, the replacement and fixation technology of cranial bone flap is also in continuous renewal; the enforcement of this technology not only can protect cerebral tissue; keep volume and the pressure of normal cranial cavity; also have the effect keeping head intact form simultaneously, alleviate the feared state of mind of patient to operation.The material that this technology uses is also by initial medical adhesive, silk thread or steel wire, develop into the skull lock etc. of present titanium alloy brace, Absorbable rod brace, various material, although used fixture and material substantially all solve bone lobe or sclerite easily outstanding, loosen and the problem such as distortion, most of fixture still exist use need supporting setting tool, operating time is longer, skull space cannot cover, cannot reuse if there is complication immobilization material and take out the problems such as more difficult.
Therefore, design a kind of without any need for kit, easy and simple to handle, skull space can be covered, not easily bone lobe or sclerite given prominence to, loosen, be out of shape, easily degraded or the Cranial-bone-flap replacement and fixation fixture that takes out have great clinical meaning.
By retrieval, find following several sections of patent publication us relevant to this utility model patent application:
1, a kind of post-craniotomy skull fixation clamp (CN204147107U), discloses a kind of post-craniotomy skull fixation clamp, comprises fixture and sliding part; There are two otch described fixture one end, and the other end is inverted T-shape, and otch is vertical with junction, two ends, and junction, two ends is bent, and one end extension of inverted T-shape is provided with the broken line at more than 1 place, and extension can bend along broken line; Described sliding part is rectangle strip, and sliding part is provided with two bent protuberances.The beneficial effects of the utility model to change size.
2, skull self-locking fixation clamp (CN201822902U), relate to a kind of skull fixator, provide a kind of skull self-locking fixation clamp, comprise screw mandrel (1), ambulatory splint (2), fixing plate clamp (3) and securing member (4), described strap (3) is fixed on the bottom of described screw mandrel (1), described ambulatory splint (2) is provided with through hole, described through hole is provided with the female thread with the threaded engagement of screw mandrel (1), the surface of ambulatory splint (2) is provided with aperture (201), described ambulatory splint (2) by the internal thread rotation in through hole on described screw mandrel (1), described securing member (4) is provided with fastening through-hole, described securing member (4) is inserted on described screw mandrel (1) by fastening through-hole, the bottom of securing member (4) is provided with the boss (402) coordinated with described aperture (201), described boss (402) is inserted in aperture (201).This utility model, structure is simple, and secured adjusted is easy to operate, has auto-lock function, is applicable to clinical practice.
3, craniocerebral operations drain fixation clamp (CN203001658U), comprises cranial clamp and buffering ball, and it is characterized in that in cranial clamp, be provided with vertical tube seat, vertical tube seat is provided with elastic force pressing plate.This utility model structure is simple, and when carrying out craniocerebral operations to patient, sebific duct fixation, alleviates the work difficulty of medical worker.
4, a kind of post-craniotomy skull fixation clamp (CN104161581A), discloses a kind of post-craniotomy skull fixation clamp, comprises fixture and sliding part; There are two otch described fixture one end, and the other end is inverted T-shape, and otch is vertical with junction, two ends, and junction, two ends is bent, and one end extension of inverted T-shape is provided with the broken line at more than 1 place, and extension can bend along broken line; Described sliding part is rectangle strip, and sliding part is provided with two bent protuberances.The invention has the beneficial effects as follows and can change size.
By contrast, there are the different of essence in this utility model patent application and above-mentioned patent publication us.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art part, there is provided a kind of medical personnel of minimizing be expert at cranial bone flap replacement and fixation art time operating procedure, reduce medical personnel's operating time, and play the Cranial-bone-flap replacement and fixation folder of the effect of stable Cranial-bone-flap or sclerite to greatest extent, this Cranial-bone-flap replacement and fixation folder designs according to cranial bone flap replacement and fixation art clinical experience, structure is simple, make easily, with low cost, and the device avoids the difference of human users in cranial bone flap replacement and fixation process, decrease the operating time and work load etc. of medical personnel, have easy to use, simple to operate, replacement and fixation is respond well waits good characteristic.
For achieving the above object, this utility model realizes by the following technical solutions:
A kind of Cranial-bone-flap replacement and fixation folder, comprise snap close, inner teeth road, external teeth road and stator, described stator vertically arranges external teeth road, described snap close is arranged inner teeth road, together with inner teeth road can removably be engaged and installed in external teeth road, described external teeth road removably arranges snap close by inner teeth road, and this snap close plays replacement and fixation function.
And, described snap close comprises snap close body, inner framework and external teeth road and installs passage, the intrinsic middle part of described snap close arranges inner teeth road downwards, for hollow is arranged on the snap close body that this inner teeth road is relative, inner framework is shaped with in snap close body above this inner teeth road, be shaped with external teeth road in snap close body below this inner teeth road and install passage, installation passage in this external teeth road extends to inner framework via a side in inner teeth road.
And the shape of described snap close designs according to human skull's radian; Or described snap close is processed by medical plastic or medical metal material.
And described external teeth road and stator is one-body molded makes, is made by medical plastic or medical metal material.
And described stator is square, rectangle or circle, stator outer perimeter 2mm-200mm, thickness 0.1-5mm.
And described snap close body is square, rectangle or circle, outer perimeter 2mm-200mm, and can design corresponding radian according to actual needs; Or described inner framework designs according to tooth road situation; Or, described snap close body, inner framework and inner teeth road thickness 0.1mm-5mm; Or, described inner teeth road arranges multiple inner card cage, inner card cage gradient 1-89 degree, degree of depth 0.1mm-5mm, width 2mm-50mm.
And described external teeth road is made by medical plastic or medical metal material, and external teeth road length is 1mm-100mm, and external tooth road width is 1mm-100mm, and external tooth road thickness is 0.1mm-5mm; Described external teeth road arranges multiple exterior bayonet slot, and the direction of exterior bayonet slot is contrary with direction, internal tooth road, and the exterior bayonet slot gradient is 1-89 degree, degree of depth 0.1mm-5mm, width 2mm-50mm.
The advantage that this utility model obtains and good effect are:
1, this fixation clamp is provided with snap close, inner teeth road, external teeth road and stator, in use, in the boring of boring when stator being stretched into out cranium, then external teeth road moves to correct position with stator along sutura, again snap close is moved to skull position, when snap close moves to the correct position place of skull, now, together with inner teeth road on snap close is engaged and installed in firmly with external teeth road, at this moment, use routine operation to cut the external teeth road outside snap close is cut, this fixation clamp does not need to use supporting setting tool in use, easy and simple to handle, skull space can cover completely, bone lobe or sclerite is not easily made to give prominence to, loosen, distortion, together with the inner teeth road of this fixation clamp can removably be engaged and installed in external teeth road, therefore, if there is complication, this fixation clamp can be reused and take out very convenient, has great clinical meaning.
Inner teeth road and inner framework is provided with in the snap close of 2, this fixation clamp, when fixing, the inner card cage in inner teeth road can carry out with the exterior bayonet slot in external teeth road well coincideing and engage, and forms multiple identical point, Cranial-bone-flap or the connection between sclerite and skull more firm; Inner framework can by the external teeth road press-in after cutting out wherein, prevent the external teeth road after cutting out to the injury of scalp tissue; In addition, buckle structure can design according to human skull's radian, enhances aesthetic.
3, the profile in the external teeth road of this fixation clamp can design according to the width of sutura, effectively covers sutura, and reasonably can detect according to skull thickness, make fixed effect better.
4, this fixation clamp stator can be placed in skull and press close to meninges side, Cranial-bone-flap or sclerite and skull are well secured in same plane or same cambered surface, had both played good fixed effect, there is again good aesthetic.
5, without the need to using extra auxiliary tool when this fixation clamp using, only needing routine operation to cut and just can operate, easy to use, greatly reduce operating time.
Accompanying drawing explanation
Fig. 1 is anatomical connectivity schematic diagram of the present utility model;
Fig. 2 is the anatomical connectivity enlarged diagram in snap close and inner teeth road in Fig. 1;
Fig. 3 is that the A-A of Fig. 2 is to cross-sectional view.
Detailed description of the invention
For content of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows.It should be noted that, the present embodiment is descriptive, is not determinate, can not limit protection domain of the present utility model thus.
A kind of Cranial-bone-flap replacement and fixation folder, as shown in Figure 1, Figure 2 and Figure 3, comprise snap close 2, inner teeth road 7, external teeth road 1 and stator 4, described stator vertically arranges external teeth road, described snap close is arranged inner teeth road, together with inner teeth road can removably be engaged and installed in external teeth road, described external teeth road removably arranges snap close by inner teeth road, and this snap close plays replacement and fixation function.
This fixation clamp is provided with snap close, inner teeth road, external teeth road and stator, in use, in the boring of boring when stator being stretched into out cranium, then external teeth road moves to correct position with stator along sutura, again snap close is moved to skull position, when snap close moves to the correct position place of skull, now, together with inner teeth road on snap close is engaged and installed in firmly with external teeth road, at this moment, use routine operation to cut the external teeth road outside snap close is cut, this fixation clamp does not need to use supporting setting tool in use, easy and simple to handle, skull space can cover completely, bone lobe or sclerite is not easily made to give prominence to, loosen, distortion, together with the inner teeth road of this fixation clamp can removably be engaged and installed in external teeth road, therefore, if there is complication, this fixation clamp can be reused and take out very convenient, has great clinical meaning.
In the present embodiment, described snap close comprises snap close body 5, inner framework 6 and external teeth road and installs passage 9, the intrinsic middle part of described snap close arranges inner teeth road downwards, for hollow is arranged on the snap close body that this inner teeth road is relative, inner framework is shaped with in snap close body above this inner teeth road, be shaped with external teeth road in snap close body below this inner teeth road and install passage, installation passage in this external teeth road extends to inner framework via a side in inner teeth road.In use, external teeth road is installed passage through external teeth road and is penetrated in snap close, after it passes snap close and installs in place, external teeth road and inner teeth road are fastened and is firmly installed together, then use routine operation to cut the external teeth road outside snap close is cut, again the outer end in the external teeth road after cutting out is pressed in inner framework, prevents the external teeth road after cutting out to the injury of scalp tissue like this.
In the present embodiment, the shape of described snap close designs according to human skull's radian, and this structure is not only conducive to improving the stability in this fixation clamp use procedure, and enhances aesthetic; Described snap close by medical plastic, medical metal material or other meet medical materials processing and form.
In this utility model, the Main Function of snap close is: (1) manufacture the planar structure meeting human skull's structure, fixing Cranial-bone-flap or sclerite; By with the coincideing of external teeth road, maximum dynamics ground clamping skull, plays fixation effectively; (3), under external teeth road end being pressed on inner framework, effectively avoid external teeth road end to the injury of scalp tissue; (4) snap close fixes skull process, only needs inner teeth road to coincide with external teeth road and engages and cut out step, easy and simple to handle, greatly saves the time of replacement and fixation.
In the present embodiment, described external teeth road and stator is one-body molded makes, can by medical plastic, medical metal material or other meet medical material and make; Described external teeth road can design width and thickness according to actual needs, effectively covers sutura.
In the present embodiment, described stator can design shape, size, thickness, radian according to actual needs, such as can be made into square, rectangle or circle etc., stator outer perimeter 2mm-200mm, thickness 0.1-5mm, is placed in nearly cerebral tissue skull side, effectively prevents Cranial-bone-flap from loosening, is shifted, is out of shape, and convenient taking-up, aesthetic is good.
In the present embodiment, described snap close body can be square, rectangle, circle etc., outer perimeter 2mm-200mm, and can design corresponding radian according to actual needs; Described inner framework designs according to tooth road situation; Described snap close body, inner framework and inner teeth road thickness 0.1mm-5mm; Described inner teeth road arranges multiple inner card cage 8, inner card cage gradient 1-89 degree, degree of depth 0.1mm-5mm, width 2mm-50mm.
In the present embodiment, described external teeth road can by medical plastic, medical metal material or other meet medical material and make, external teeth road length is 1mm-100mm, and external tooth road width is 1mm-100mm, and external tooth road thickness is 0.1mm-5mm; Described external teeth road arranges multiple exterior bayonet slot 3, and the direction of exterior bayonet slot is contrary with direction, internal tooth road, and the exterior bayonet slot gradient is 1-89 degree, degree of depth 0.1mm-5mm, width 2mm-50mm.
The rational draw-in groove design in external teeth road and inner teeth road, can coincide with snap close inner teeth road well, form multiple impetus, and carry out cutting out of random length according to bone thickness, to reach best fixed effect.
Claims (7)
1. a Cranial-bone-flap replacement and fixation folder, it is characterized in that: comprise snap close, inner teeth road, external teeth road and stator, described stator vertically arranges external teeth road, described snap close is arranged inner teeth road, together with inner teeth road can removably be engaged and installed in external teeth road, described external teeth road removably arranges snap close by inner teeth road, and this snap close plays replacement and fixation function.
2. Cranial-bone-flap replacement and fixation folder according to claim 1, it is characterized in that: described snap close comprises snap close body, inner framework and external teeth road and installs passage, the intrinsic middle part of described snap close arranges inner teeth road downwards, for hollow is arranged on the snap close body that this inner teeth road is relative, inner framework is shaped with in snap close body above this inner teeth road, be shaped with external teeth road in snap close body below this inner teeth road and install passage, installation passage in this external teeth road extends to inner framework via a side in inner teeth road.
3. Cranial-bone-flap replacement and fixation folder according to claim 1, is characterized in that: the shape of described snap close designs according to human skull's radian; Or described snap close is processed by medical plastic or medical metal material.
4. Cranial-bone-flap replacement and fixation according to claim 1 folder, is characterized in that: described external teeth road is made with stator is one-body molded, by medical plastic or medical metal material making.
5. Cranial-bone-flap replacement and fixation folder according to claim 1, is characterized in that: described stator is square, rectangle or circle, stator outer perimeter 2mm-200mm, thickness 0.1-5mm.
6. the Cranial-bone-flap replacement and fixation folder according to any one of claim 1 to 5, is characterized in that: described snap close body is square, rectangle or circle, outer perimeter 2mm-200mm, and can design corresponding radian according to actual needs; Or described inner framework designs according to tooth road situation; Or, described snap close body, inner framework and inner teeth road thickness 0.1mm-5mm; Or, described inner teeth road arranges multiple inner card cage, inner card cage gradient 1-89 degree, degree of depth 0.1mm-5mm, width 2mm-50mm.
7. Cranial-bone-flap replacement and fixation folder according to claim 6, it is characterized in that: described external teeth road is made by medical plastic or medical metal material, external teeth road length is 1mm-100mm, and external tooth road width is 1mm-100mm, and external tooth road thickness is 0.1mm-5mm; Described external teeth road arranges multiple exterior bayonet slot, and the direction of exterior bayonet slot is contrary with direction, internal tooth road, and the exterior bayonet slot gradient is 1-89 degree, degree of depth 0.1mm-5mm, width 2mm-50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520558507.9U CN204890155U (en) | 2015-07-29 | 2015-07-29 | Skull lamella fixation clamp that resets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520558507.9U CN204890155U (en) | 2015-07-29 | 2015-07-29 | Skull lamella fixation clamp that resets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204890155U true CN204890155U (en) | 2015-12-23 |
Family
ID=54912378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520558507.9U Withdrawn - After Issue CN204890155U (en) | 2015-07-29 | 2015-07-29 | Skull lamella fixation clamp that resets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204890155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105055011A (en) * | 2015-07-29 | 2015-11-18 | 胡晓予 | Skull flap restoration fixing clamp |
-
2015
- 2015-07-29 CN CN201520558507.9U patent/CN204890155U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105055011A (en) * | 2015-07-29 | 2015-11-18 | 胡晓予 | Skull flap restoration fixing clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151223 Effective date of abandoning: 20181228 |