CN107049534A - Anchorage titanium follows closely special self-locking type screwdriver head - Google Patents
Anchorage titanium follows closely special self-locking type screwdriver head Download PDFInfo
- Publication number
- CN107049534A CN107049534A CN201710212725.0A CN201710212725A CN107049534A CN 107049534 A CN107049534 A CN 107049534A CN 201710212725 A CN201710212725 A CN 201710212725A CN 107049534 A CN107049534 A CN 107049534A
- Authority
- CN
- China
- Prior art keywords
- anchorage
- titanium
- connecting hole
- head
- locking type
- 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.)
- Pending
Links
- 239000010936 titanium Substances 0.000 title claims abstract description 51
- 229910052719 titanium Inorganic materials 0.000 title claims abstract description 51
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 238000007373 indentation Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 3
- 238000002513 implantation Methods 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 206010061274 Malocclusion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0089—Implanting tools or instruments
Abstract
Special self-locking type screwdriver head is followed closely the present invention relates to a kind of anchorage titanium, active section including the handle section to be connected with hand-held tool and to coordinate with the polygonal head that anchorage titanium is followed closely, the bottom surface of the active section has the connecting hole that cross-sectional profile coordinates with the polygonal head that anchorage titanium is followed closely, it is characterised in that：Resilient clamp portion is provided with the connecting hole, in the state of the polygonal head that anchorage titanium is followed closely is inserted in connecting hole, the resilient clamp portion clamps the polygonal head of anchorage titanium nail.Resilient clamp portion clamps the polygonal head that anchorage titanium is followed closely, in the presence of chucking power, and it is firm that the polygonal head for following closely anchorage titanium is combined with connecting hole, it is ensured that the screwdriver head does not depart from anchorage titanium nail easily, prevents from performing the operation taking and follows closely and be implanted into dropping for nail process.
Description
Technical field
The invention belongs to the technical field of medicine equipment, more particularly to a kind of anchorage titanium nail special self-locking type screwdriver head.
Background technology
With social development, requirement of the crowd to quality of the life is improved gradually, and increasing people is seeking orthodontic
Treatment, to improve their smile, correction dental articulation situation or correction are ignored oral care because of injured, disease or for a long time and made
Into other problems.Current orthodontic treatment requirement is obtained most preferably with the most short course for the treatment of, patient compliance's demand of bottom line
Therapeutic effect.Microscrew implant anchorage exactly meets these requirements, realizes preferable anchorage control effect.Micro screw
Type implant anchorage is the technology just risen in recent years, is to be implanted into micro- plantation titanium nail in bone, using bone as anchorage, Ke Yiman
Demand of the foot during rescuing to anchorage, it has also become the focus of domestic and international correction scholar's basic research.With traditional anchorage device
Compare, except good biocompatibility, easily implantation, small volume, it is comfortable, load at once, reasonable price the advantages of in addition to, its sharpest edges
It is that the compliance independent of patient is good, side effect is minimum, and making the treatment of malocclusion becomes simpler.
When the existing metal anchorage in market follows closely expected therapeutic effect to be achieved or occurs loosening phenomenon, metal anchorage need to be followed closely
Take out and (surrounding is followed closely with iodophor disinfection anchorage, then anchorage nail is screwed out with handle opposite direction).Because the cap portion that anchorage is followed closely is typically all
The gengon such as hexagon or quadrangle, when at present by pre-positions such as anchorage nail implantation alveolar bones, using existing six side
Or four polygon set screw the Knife tools such as side.Because existing polygon set screw the Knife tool is using polygon in fixed one
Head, interior many ends, can be more somewhat larger than anchorage head of a nail portion size in order to be able to which anchorage head of a nail portion is inserted in.So using such existing
There is instrument to be implanted into anchorage nail, be easily caused anchorage nail and plant partially or occur the inaccurate situation of implantation position, and taking nail or be implanted into
It is easy to fall off during nail, take nail inconvenient.
Designed for this it is a take nail or implantation nail it is easy to operate, be not easily disconnected from take nail instrument, be people in the art
Member's technical issues that need to address.
The content of the invention
The technical problems to be solved by the invention are to provide one kind for above-mentioned state of the art to take nail or tighten nail
Easy to operate anchorage titanium nail special self-locking type screwdriver head, the screwdriver head is not easily disconnected from anchorage titanium nail in operation.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of anchorage titanium follows closely special self-locking type bottle opener
Head, including the handle section to be connected with hand-held tool and the active section to coordinate with the polygonal head that anchorage titanium is followed closely, it is described
The bottom surface of active section has the connecting hole that cross-sectional profile coordinates with the polygonal head that anchorage titanium is followed closely, it is characterised in that：It is described
Resilient clamp portion is provided with connecting hole, in the state of the polygonal head that anchorage titanium is followed closely is inserted in connecting hole, the elastic clip
Clamp the polygonal head of anchorage titanium nail in the portion of holding.
Preferably, having radial indentation and axial gap, the inner of radial indentation and axle on the perisporium of above-mentioned connecting hole
Connected to the lower end of breach, and elastic foot is formed on the periphery wall of connecting hole, elastic foot forms the resilient clamp portion, radially
The bottom surface of breach and active section has certain axial height, under normal conditions, and the polygon followed closely with anchorage titanium is used on elastic foot
Radial distance between the face and axis of head contact is less than the radius of connecting hole.The formation structure of the resilient clamp portion compares
Simply, beneficial to processing, without additionally setting other parts.
As an improvement, the inner bottom surface of above-mentioned axial gap is the arc surface of indent.The design of perigon angle prevent elastic component because
Fatigue and be broken.
Preferably, above-mentioned axial height is not less than 1.6mm.The structure to contact with the polygonal head that anchorage titanium is followed closely
Area it is enough, it is sufficient to ensure the intensity at the position, prevent in surgical procedure that stress is excessive and crumbles.
Preferably, the length of above-mentioned elastic foot is 5.2mm, the thickness of elastic foot is 0.6mm.The elastic foot size makes
The dynamics that must be inserted in or extract the polygonal head of anchorage titanium nail is moderate.
Preferably, the difference of the radius of above-mentioned radial distance and connecting hole is 0.05mm.Size Control anchorage titanium nail
Deflection when polygonal head is inserted, while the polygonal head for ensureing anchorage titanium nail is not easily disconnected from connecting hole,
So that screwdriver head pulls away anchorage titanium and follows closely lighter.
For ease of being connected with hand-held tool, the end of above-mentioned handle section, which has, to be used to the cross section of hand-held tool inserting be in not rounded
The plug division of shape, the periphery wall of plug division is provided with curved neck.The setting of neck prevents handle section with hand-held tool easily
Depart from.
Compared with prior art, the advantage of the invention is that：Because being provided with resilient clamp portion in connecting hole, therefore in anchorage titanium nail
Polygonal head insertion connecting hole in the state of, resilient clamp portion clamp anchorage titanium nail polygonal head, in chucking power
In the presence of, it is firm that the polygonal head for following closely anchorage titanium is combined with connecting hole, it is ensured that the screwdriver head does not depart from anchorage titanium easily
Nail, prevents from performing the operation taking and follows closely and be implanted into dropping for nail process.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the embodiment of the present invention；
Fig. 2 is the front view of the embodiment of the present invention；
Fig. 3 is the sectional view of the embodiment of the present invention；
Fig. 4 is the sectional view under use state of the embodiment of the present invention
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in figures 1-4, it is a preferred embodiment of the present invention.
A kind of anchorage titanium follows closely special self-locking type screwdriver head, including handle section 1 to be connected with hand-held tool and to branch
The active section 3 that the polygonal head 21 of anti-titanium nail 2 coordinates, there is cross-sectional profile to be followed closely with anchorage titanium for the bottom surface of the active section 3
The connecting hole 31 that coordinates of polygonal head 21, polygonal head 21 is usually pentagon, and resilient clamp is provided with connecting hole 31
Portion, in the state of the insertion connecting hole 31 of polygonal head 21 that anchorage titanium is followed closely is interior, the resilient clamp portion clamps anchorage titanium nail
Polygonal head 21.
There is radial indentation 4 and axial gap 5, the inner and the axial gap 5 of radial indentation 4 on the perisporium of connecting hole 31
Lower end is connected, and the inner bottom surface 51 of axial gap 5 is the arc surface of indent.The presence of radial indentation 4 and axial gap 5 cause its
Elastic foot 6 is formed on the periphery wall of connecting hole 31, the elastic foot 6 forms the length of elastic foot 6 in the resilient clamp portion, this current
Degree L is 5.2mm, and the thickness D of elastic foot 6 is 0.6mm.Radial indentation 4 and the bottom surface of active section 3 have certain axial height h,
Axial height h not less than 1.6mm to be preferred.Under normal conditions, it is used to contact with the polygonal head 21 that anchorage titanium is followed closely on elastic foot 6
Face and axis i between radial distance, d be less than connecting hole 31 radius r.The radius r of radial distance, d and connecting hole difference x
For 0.05mm.
The end of handle section 1 has to the non-circular plug division 11 in cross section with hand-held tool inserting, plug division 11
Periphery wall be provided with curved neck 12.
As shown in figure 4, because of the flexible pin 6 of the side wall of connecting hole 31, therefore inserted in the polygonal head 21 that anchorage titanium is followed closely
In the state of in connecting hole 31, the inwall of elastic foot 6 clamps the polygonal head 21 of anchorage titanium nail, in the presence of chucking power,
It is firm that the polygonal head 21 for following closely anchorage titanium is combined with connecting hole 31, it is ensured that the screwdriver head does not depart from anchorage titanium nail 2 easily, prevents
Only operation takes nail and is implanted into dropping for nail process.
Although the preferred embodiments of the present invention described in detail above, it is to be clearly understood that for this area
Technical staff for, the present invention can have various modifications and variations.That is made within the spirit and principles of the invention appoints
What modification, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (7)
1. a kind of anchorage titanium follows closely special self-locking type screwdriver head, including handle section (1) to be connected with hand-held tool and to branch
The active section (3) that the polygonal head (21) of anti-titanium nail (2) coordinates, the bottom surface of the active section (3) have cross-sectional profile with
The connecting hole (31) that the polygonal head (21) of anchorage titanium nail coordinates, it is characterised in that：Provided with elasticity in the connecting hole (31)
Clamping part, in the state of polygonal head (21) the insertion connecting hole (31) that anchorage titanium is followed closely is interior, the resilient clamp portion is clamped
The polygonal head (21) of anchorage titanium nail.
2. anchorage titanium according to claim 1 follows closely special self-locking type screwdriver head, it is characterised in that：The connecting hole (31)
There is radial indentation (4) and axial gap (5), the inner of radial indentation (4) is connected with the lower end of axial gap (5) on perisporium,
And elastic foot (6) is formed on the periphery wall of connecting hole (31), the elastic foot (6) the formation resilient clamp portion, radial indentation
(4) bottom surface with active section (3) has certain axial height (h), under normal conditions, is used to follow closely with anchorage titanium on elastic foot (6)
Polygonal head (21) contact face and axis (i) between radius (r) of the radial distance (d) less than connecting hole (31).
3. anchorage titanium according to claim 2 follows closely special self-locking type screwdriver head, it is characterised in that：The axial gap (5)
Inner bottom surface (51) be indent arc surface.
4. anchorage titanium according to claim 2 follows closely special self-locking type screwdriver head, it is characterised in that：The axial height (h)
Not less than 1.6mm.
5. anchorage titanium according to claim 2 follows closely special self-locking type screwdriver head, it is characterised in that：The elastic foot (6)
Length (L) is 5.2mm, and the thickness (D) of elastic foot (6) is 0.6mm.
6. anchorage titanium according to claim 2 follows closely special self-locking type screwdriver head, it is characterised in that：The radial distance (d)
And the difference (x) of the radius (r) of connecting hole is 0.05mm.
7. anchorage titanium according to claim 1 follows closely special self-locking type screwdriver head, it is characterised in that：The handle section (1)
End has to the non-circular plug division in cross section (11) with hand-held tool inserting, and the periphery wall of plug division (11) is provided with
Curved neck (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710212725.0A CN107049534A (en) | 2017-04-01 | 2017-04-01 | Anchorage titanium follows closely special self-locking type screwdriver head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710212725.0A CN107049534A (en) | 2017-04-01 | 2017-04-01 | Anchorage titanium follows closely special self-locking type screwdriver head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107049534A true CN107049534A (en) | 2017-08-18 |
Family
ID=59602838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710212725.0A Pending CN107049534A (en) | 2017-04-01 | 2017-04-01 | Anchorage titanium follows closely special self-locking type screwdriver head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107049534A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1943980A1 (en) * | 2007-01-12 | 2008-07-16 | ZL Microdent-Attachment GmbH & Co. KG | Screwing tool and retaining element for a screwing tool |
| CN203539459U (en) * | 2013-10-18 | 2014-04-16 | 浙江普特医疗器械有限公司 | Anchorage nail tool |
| US20150250565A1 (en) * | 2012-10-02 | 2015-09-10 | Straumann Holding Ag | Insertion tool |
| CN205433875U (en) * | 2015-12-24 | 2016-08-10 | 天津正天医疗器械有限公司 | Knee joint surgical instruments holds nail ware |
| CN207462167U (en) * | 2017-04-01 | 2018-06-08 | 宁波慈北医疗器械有限公司 | Anchorage titanium follows closely special self-locking type screwdriver head |
-
2017
- 2017-04-01 CN CN201710212725.0A patent/CN107049534A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1943980A1 (en) * | 2007-01-12 | 2008-07-16 | ZL Microdent-Attachment GmbH & Co. KG | Screwing tool and retaining element for a screwing tool |
| US20150250565A1 (en) * | 2012-10-02 | 2015-09-10 | Straumann Holding Ag | Insertion tool |
| CN203539459U (en) * | 2013-10-18 | 2014-04-16 | 浙江普特医疗器械有限公司 | Anchorage nail tool |
| CN205433875U (en) * | 2015-12-24 | 2016-08-10 | 天津正天医疗器械有限公司 | Knee joint surgical instruments holds nail ware |
| CN207462167U (en) * | 2017-04-01 | 2018-06-08 | 宁波慈北医疗器械有限公司 | Anchorage titanium follows closely special self-locking type screwdriver head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |