CN202288396U - Skull drilling device and a traction positioning and guiding device thereof - Google Patents
Skull drilling device and a traction positioning and guiding device thereof Download PDFInfo
- Publication number
- CN202288396U CN202288396U CN2011203997589U CN201120399758U CN202288396U CN 202288396 U CN202288396 U CN 202288396U CN 2011203997589 U CN2011203997589 U CN 2011203997589U CN 201120399758 U CN201120399758 U CN 201120399758U CN 202288396 U CN202288396 U CN 202288396U
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- China
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- traction
- drill bit
- sphenotresia
- guider
- guide device
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Abstract
The utility model relates to a skull drilling device and a traction positioning and guiding device thereof. The traction positioning and guiding device comprises a regulating and positioning rod, two struts which are arranged in a crossing manner and two guiders which are used for guiding drilling direction of the skull drilling device; the two struts are pivotally connected, each of the two struts comprises a first end and a second end; the first ends of the two struts are connected by virtue of the regulating and positioning rod; one guider is arranged at the second end of the strut, and another guider is arranged at the second end of another strut. The skull drilling device provided by the utility model can prevent deflection from being produced between a drilling direction and the direction of the traction positioning and guiding device by virtue of the guiders, and the skull drilling device provided by the utility model has the characteristics of simple structure, accurate positioning, easy and simple operation, speediness and safety, thus a skull traction process with greater risk is simple and safe, the original traction bow also can be fully utilized, and medial resource is saved, thus the skull drilling device and the traction positioning and guiding device thereof provided by the utility model are applicable to being popularized and applied to vast basic level health organizations.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly relates to a kind of sphenotresia device and traction locating guide device thereof.
Background technology
Cervical vertebra spinal cord injury generally needs skull traction in advance, before traction bow is installed, need on skull, locate and hole.Yet traction bow of the prior art does not have guider, owing to there is not guider, causes the difficult installation of traction bow on the one hand, and on the other hand, in the process of boring, the direction of the direction of boring and skull traction bow has deviation.In addition, can penetrate inner table of skull if the degree of depth of boring is crossed deeply, this can cause damaging the brain dura mater; If the degree of depth of boring is shallow excessively, traction bow comes off again easily so.Therefore, for doctor of basic unit or the less young doctor of experience, total deep penetration inner table of skull of being afraid of to hole causes brain dura mater or brain tissue injury when doing skull traction.
The utility model content
The purpose of this utility model provide a kind of simple in structure, cost is low, the sphenotresia device and the traction locating guide device thereof that can prevent to squint.
For solving the problems of the technologies described above, this utility model provides a kind of traction locating guide device of sphenotresia device, comprising: regulate the guider that locating rod, two poles arranged in a crossed manner and two are used to guide the boring direction of sphenotresia device; Two poles connect pivotly, and two poles all comprise first end and second end respectively; First end of two poles connects through regulating the locating rod adjustable ground; A guider is arranged on second end of a pole, and another guider is arranged on second end of another pole.
Further, guider is provided with gathering sill or pilot hole.
Further, the free end of each guider is provided with friction part.
Further, friction part is a sawtooth.
Further; An end of regulating locating rod is fixedly connected with first end of this pole; The other end of regulating locating rod is connected with first end of this another pole versatilely, and the both sides of regulating first end that is positioned at this another pole on the locating rod are respectively arranged with a regulating element.
Further, regulating element is a nut.
This utility model also provides a kind of sphenotresia device; Comprise traction locating guide device and boring assembly; Wherein, The traction locating guide device is like each traction locating guide device among the claim 1-5, and the boring assembly comprises drill bit, and drill bit is arranged at the guider of traction locating guide device versatilely.
Further, the boring assembly also comprises the feed depth gage that lockably is enclosed within on the drill bit.
Further, feed depth gage comprises sliding sleeve and locking member, and sliding sleeve is enclosed within on the drill bit, offers through hole on the sidewall of sliding sleeve, and locking member lockably is arranged in the through hole.
Further, through hole is a screwed hole, and locking member is a screw, and screw matches with screwed hole, an end of screw and drill bit surperficial inconsistent.
Further, drill bit comprises the scale unit.
Further, the scale unit is arranged on the printed layers on the surface of drill bit.
Further, the scale unit is arranged on the punching press recess on the surface of drill bit.
This utility model can prevent that through guider the direction of holing from producing deviation; Have simple in structure, accurate positioning, easy and simple to handle, characteristics fast and safely; Make the bigger skull traction process of risk become very simple and safe, each medical institutions can make full use of original traction bow again simultaneously, needn't purchase new skull traction equipment separately; Practiced thrift medical resource, be applicable in vast basic health mechanism and apply.
Description of drawings
Fig. 1 is the structural representation of traction locating guide device.
Fig. 2 is the partial structurtes sketch map of boring assembly.
The specific embodiment
Be elaborated below in conjunction with the technical scheme of accompanying drawing to this utility model.
As an aspect of this utility model, as shown in Figure 1, this utility model provides a kind of traction locating guide device of sphenotresia device.Traction locating guide device in this utility model comprises: regulate the guider 6 that locating rod 3, two poles arranged in a crossed manner 1 and two are used to guide the boring direction of sphenotresia device; Wherein, two poles 1 connect pivotly, and preferably, two poles 1 connect through pivot part 2 pivotly; Two poles 1 all comprise first end and second end respectively; First end of two poles 1 connects through regulating locating rod 3 adjustable grounds, and a guider 6 is arranged on second end of a pole 1, and another guider 6 is arranged on second end of another pole 1.Preferably, guider 6 is provided with gathering sill or pilot hole, and this gathering sill or pilot hole are used for the boring procedure of drill bit is led, thereby prevents in the process of boring the direction generation deviation of boring.Preferably, the free end of guider 6 is provided with friction part 61, and preferably, friction part is a sawtooth.Thereby can be through the frictional force between friction part 61 increase guiders 6 and people's the scalp; Thereby prevent skidding of guider; Reach and prevent that the position generation skew because of guider causes that the direction of boring produces the purpose of deviation, has characteristics simple in structure, that cost is low in the process of boring.It is thus clear that; When the adjusting locating rod 3 of first end of operator through being arranged on two poles 1 with regard to the distance between second end of two poles 1 of scalable; When this distance is adjusted to the degree that the head with the people adapts; The traction locating guide device will draw the head that locating guide device is stuck in the patient easily through the friction between the free end of guider 6 and people's the head (particularly scalp), and can prevent further that in the process of boring, the direction of boring produces deviation.
Preferably; An end of regulating locating rod 3 is fixedly connected with first end of this pole 1; The other end of regulating locating rod 3 is connected with first end of this another pole 1 versatilely; The both sides of regulating first end that is positioned at this another pole 1 on the locating rod 3 are respectively arranged with a regulating element 4,5.Preferably, regulating element is a nut.Therefore, in the time need regulating, can regulate the position of two regulons, thereby reach the purpose of regulating opening angle the opening angle of traction locating guide device.
As this utility model on the other hand, this utility model also provides a kind of sphenotresia device.Sphenotresia device in this utility model comprises traction locating guide device and boring assembly (as shown in Figure 2); Wherein, The traction locating guide device is the traction locating guide device among above-mentioned each embodiment; The boring assembly comprises drill bit 7, and drill bit 7 is arranged at the guider of traction locating guide device versatilely.Preferably, Fig. 2 shows the partial structurtes sketch map of boring assembly: the boring assembly comprises drill bit 7 and lockably is enclosed within the feed depth gage 8 on the drill bit 7 that wherein, drill bit 7 is arranged in the gathering sill or pilot hole of guider 6 versatilely.Therefore; Operator can at first be adjusted to the preposition place with feed depth gage 8, so that keep predetermined distance between the head 72 of drill bit 7 and the feed depth gage 8, and with the state that keeps locking between feed depth gage 8 and the drill bit 7; Therefore; In boring procedure after this, after the EDGE CONTACT of the lower limb of the feed depth gage on the drill bit 78 and guider, the above-mentioned edge of guider has formed stopping the drilling depth of drill bit 7; Thereby stoped the drilling depth of drill bit 7, reached purpose the control of drilling depth.Preferably, the boring assembly also comprises the driver element (not shown) that is used to drive said drill bit.
Preferably, feed depth gage 8 comprises sliding sleeve 81 and locking member 82, and sliding sleeve 81 is enclosed within on the drill bit 7, offers through hole on the sidewall of sliding sleeve 81, and locking member 82 lockably is arranged in the through hole.Therefore, can be earlier the lower end of sliding sleeve 81 be slided into the preposition place, and then operate above-mentioned locking member, thereby sliding sleeve 81 is locked on the drill bit 7 reliably.Preferably, this through hole is a screwed hole, and locking member 82 is screws, and screw matches with screwed hole, and an end of screw and drill bit 7 surperficial inconsistent after end of screw and drill bit surperficial inconsistent, just can make sliding sleeve 81 be positioned at reliably on the said drill bit.Preferably, said locking member 82 has one or two, even is a plurality of.
Preferably; Drill bit 7 comprises scale unit 71; It is used to indicate the distance between the head 72 of lower end and drill bit 7 of feed depth gage 8 (particularly sliding sleeve 81), so that operator confirm the position of feed depth gage 8 (particularly sliding sleeve 81) easily, if do not possess scale unit 71; Operator need use other externally measured instrument (for example ruler) to confirm the distance between the head 72 of lower end and drill bit 7 of feed depth gage 8 (particularly sliding sleeve 81) so; Thereby make troubles to operation, after using scale unit 71, can overcome the problems referred to above.Preferably, scale unit 71 is arranged on the printed layers on the surface of drill bit 7; Perhaps scale unit 71 is arranged on the punching press recess on the surface of drill bit 7.
Sphenotresia device in this utility model and traction locating guide device thereof can prevent that through guider the direction of holing from producing deviation; Have simple in structure, accurate positioning, easy and simple to handle, characteristics fast and safely; Make the bigger skull traction process of risk become very simple and safe, each medical institutions can make full use of original traction bow again simultaneously, needn't purchase new skull traction equipment separately; Practiced thrift medical resource, be applicable in vast basic health mechanism and apply.
Claims (13)
1. the traction locating guide device of a sphenotresia device is characterized in that, comprising: regulate the guider that locating rod, two poles arranged in a crossed manner and two are used to guide the boring direction of said sphenotresia device;
Said two poles connect pivotly, and said two poles all comprise first end and second end respectively;
First end of said two poles connects through said adjusting locating rod adjustable ground;
A said guider is arranged on second end of a said pole, and another said guider is arranged on second end of another said pole.
2. traction locating guide device as claimed in claim 1 is characterized in that said guider is provided with gathering sill or pilot hole.
3. according to claim 1 or claim 2 traction locating guide device is characterized in that the free end of each said guider is provided with friction part.
4. traction locating guide device as claimed in claim 3 is characterized in that said friction part is a sawtooth.
5. traction locating guide device as claimed in claim 1; It is characterized in that; One end of said adjusting locating rod is fixedly connected with first end of this said pole; The other end of said adjusting locating rod is connected with first end of this another said pole versatilely, and the both sides of first end that is positioned at this another said pole on the said adjusting locating rod are respectively arranged with a regulating element.
6. traction locating guide device as claimed in claim 5 is characterized in that said regulating element is a nut.
7. sphenotresia device; It is characterized in that; Comprise traction locating guide device and boring assembly, wherein, said traction locating guide device is like each described traction locating guide device among the claim 1-6; Said boring assembly comprises drill bit, and said drill bit is arranged at the guider of said traction locating guide device versatilely.
8. sphenotresia device as claimed in claim 7 is characterized in that, said boring assembly also comprises the feed depth gage that lockably is enclosed within on the said drill bit.
9. sphenotresia device as claimed in claim 8; It is characterized in that said feed depth gage comprises sliding sleeve and locking member, said sliding sleeve is enclosed within on the said drill bit; Offer through hole on the sidewall of said sliding sleeve, said locking member lockably is arranged in the said through hole.
10. the sphenotresia device of stating like claim 9 is characterized in that said through hole is a screwed hole, and said locking member is a screw, and said screw matches with said screwed hole, an end of said screw and said drill bit surperficial inconsistent.
11., it is characterized in that said drill bit comprises the scale unit like each described sphenotresia device among the claim 7-10.
12. sphenotresia device as claimed in claim 11 is characterized in that, said scale unit is arranged on the printed layers on the surface of said drill bit.
13. sphenotresia device as claimed in claim 11 is characterized in that, said scale unit is arranged on the punching press recess on the surface of said drill bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203997589U CN202288396U (en) | 2011-10-20 | 2011-10-20 | Skull drilling device and a traction positioning and guiding device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203997589U CN202288396U (en) | 2011-10-20 | 2011-10-20 | Skull drilling device and a traction positioning and guiding device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202288396U true CN202288396U (en) | 2012-07-04 |
Family
ID=46357396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203997589U Expired - Fee Related CN202288396U (en) | 2011-10-20 | 2011-10-20 | Skull drilling device and a traction positioning and guiding device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202288396U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113456284A (en) * | 2021-08-13 | 2021-10-01 | 中南大学湘雅二医院 | Rat craniocerebral model preparation device |
-
2011
- 2011-10-20 CN CN2011203997589U patent/CN202288396U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113456284A (en) * | 2021-08-13 | 2021-10-01 | 中南大学湘雅二医院 | Rat craniocerebral model preparation device |
| CN113456284B (en) * | 2021-08-13 | 2023-02-28 | 中南大学湘雅二医院 | Rat craniocerebral model preparation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20121020 |