CN205286555U - A concave type screw thread in top bores for oral treatment - Google Patents
A concave type screw thread in top bores for oral treatment Download PDFInfo
- Publication number
- CN205286555U CN205286555U CN201620013313.5U CN201620013313U CN205286555U CN 205286555 U CN205286555 U CN 205286555U CN 201620013313 U CN201620013313 U CN 201620013313U CN 205286555 U CN205286555 U CN 205286555U
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- China
- Prior art keywords
- drillstock
- bores
- female threads
- face
- dental care
- 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
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- 108010048734 sclerotin Proteins 0.000 abstract description 19
- 210000000988 bone and bone Anatomy 0.000 abstract description 16
- 230000001737 promoting effect Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 210000004086 maxillary sinus Anatomy 0.000 description 13
- 239000007943 implant Substances 0.000 description 6
- 238000002513 implantation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 210000004877 mucosa Anatomy 0.000 description 6
- 230000007812 deficiency Effects 0.000 description 5
- 241001074085 Scophthalmus aquosus Species 0.000 description 4
- 241000337665 Phatnoma Species 0.000 description 3
- 210000001909 alveolar process Anatomy 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 241001014327 Anodontia Species 0.000 description 2
- 208000028347 Sinus disease Diseases 0.000 description 2
- 206010002583 anodontia Diseases 0.000 description 2
- 230000005212 anodontia Effects 0.000 description 2
- 238000007408 cone-beam computed tomography Methods 0.000 description 2
- 230000001054 cortical effect Effects 0.000 description 2
- 239000004053 dental implant Substances 0.000 description 2
- 238000005183 dynamical system Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- QTGIAADRBBLJGA-UHFFFAOYSA-N Articaine Chemical compound CCCNC(C)C(=O)NC=1C(C)=CSC=1C(=O)OC QTGIAADRBBLJGA-UHFFFAOYSA-N 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- 208000002193 Pain Diseases 0.000 description 1
- 208000006735 Periostitis Diseases 0.000 description 1
- 206010058046 Post procedural complication Diseases 0.000 description 1
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
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- 230000001419 dependent effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229940089602 epinephrine injection Drugs 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 229940090044 injection Drugs 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- LJQWYEFHNLTPBZ-UHFFFAOYSA-N metabutoxycaine Chemical compound CCCCOC1=C(N)C=CC=C1C(=O)OCCN(CC)CC LJQWYEFHNLTPBZ-UHFFFAOYSA-N 0.000 description 1
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- 210000003254 palate Anatomy 0.000 description 1
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- 230000002980 postoperative effect Effects 0.000 description 1
- 229960001957 stomatological preparations Drugs 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model provides a concave type screw thread in top bores for oral treatment, this a concave type screw thread in top bores for oral treatment includes: the drillstock, the top of drillstock is equipped with the terminal surface, a plurality of work points that are used for creeping into, a plurality of work points set up along the circumference interval on the top of drillstock, and along the axis direction of drillstock, the top of every work point is located the outside of terminal surface. The beneficial effects of the utility model are that, the point of will working designs the periphery at the terminal surface, makes the screw in this embodiment bore the central sunken cutting function of not having to lay particular emphasis on to grind out the periphery sclerotin, convenient control surplus bone volume can remedy screw among the prior art and bore under specific circumstances not enough, is favorable to promoting the operation in the upper jaw hole and goes on smoothly.
Description
Technical field
This utility model relates to a kind of top female threads for dental care and bores.
Background technology
The long-term of tooth-planting treatment is successfully heavily dependent on the quality and quantity by implant bed, often due to a variety of causes causes the Bone mineral change in this district after upper jaw backteeth agomphosis, limiting the carrying out of Dental implantion, maxillary sinus disease increases maxillary molar region bone height, creates condition for plantation. Owing to new technique, new apparatus emerge in an endless stream with new material since 1987, maxillary sinus disease is improved by more scholars, as Summers makes sinus lift tend to Wicresoft in the osteotome technique that 1994 propose, in the treatment of maxillary molar phatnoma bone height deficiency patient's Dental Implant, this law, for improving Dental Implant success rate, simplifies the effective ways of the course for the treatment of.
After the upper jaw, anodontia district residue phatnoma bone height (ResidueBoneHight, RBH) typically refers to Sinus floor to the distance between alveolar ridge crest. 1996, Jensen etc. proposed to be divided into RBH 4 classes. A class: RBH >=10mm, it is possible to adopt conventional implantation methods; B class: 7mm��RBH��9mm, it is possible to adopt and promote art Implant in simple maxillary sinus; C class: 4��RBH��6mm, adopts and promotes bone grafting operation Implant in maxillary sinus; D class: during RBH < 4mm, is generally adopted maxillary sinus and windows bone grafting extension implant body implantation. Upper jaw bone cone beam computed tomography (CBCT) checks, the quality of available bone position, hole mucosa situation, sinus cavities inflammation and art at the bottom of observing maxillary sinus form, hole from three-dimensional perspective, measure RBH, for the measurement data that the enforcement offer of interior lifting is required. Determine that alveolar ridge is to the distance of Sinus floor, with threaded bore preparation plantation nest, abrade the cortical bone closed at the bottom of hole, close to Sinus floor, an only remaining little thin layer sclerotin, use the direction that in maxillary sinus, lifting osteotome is implanted along implantation body to knock gently, utilize the extruding force produced to cause fracture at the bottom of hole, reach the hone lamella of lifting Sinus floor and the purpose of hole mucosa thereof.
The top of existing threaded bore is the tip tip of similar double-edged sword (bores longitudinal section), the circle plantation nest bottom center depression of preparation, and namely nest bottom center sclerotin grinds more, periphery sclerotin and grinds less. Owing to periphery sclerotin grinds less, remaining more, promoting osteotome in operation maxillary sinus needs bigger strength, easily brings discomfort to patient, even produce the severe complication such as dizziness, radiating pain when strength is bigger.
Utility model content
In order to overcome existing threaded bore central authorities sclerotin to grind more, periphery sclerotin grinds less deficiency, and this utility model provides a kind of top female threads for dental care and bores, and is used for grinding periphery sclerotin, reaches the convenient purpose controlling residue bone amount.
This utility model solves its technical problem and be the technical scheme is that a kind of top female threads for dental care bores, and this top female threads being used for dental care bores and includes: drillstock, and the top of drillstock is provided with end face; Multiple operation tips for creeping into, multiple operation tips are in the circumferentially spaced setting in the top of drillstock, and along the axis direction of drillstock, the top of each operation tip is positioned at the outside of end face.
Further, this end face is plane or this end face is the concave surface to drillstock sunken inside.
Further, this end face is plane, and this plane is perpendicular to the axis of drillstock.
Further, the external diameter on the top of drillstock is more than the external diameter in the middle part of drillstock, and each operation tip is respectively positioned on the edge on drillstock top.
Further, operation tip is at least three, and the top of each operation tip is respectively positioned in the first plane, and this first plane is parallel with this end face.
Further, along the axis direction of drillstock, at a distance of 0.5mm��1.5mm between this first plane and this end face.
Further, at a distance of 1mm between this first plane and this end face.
Further, operation tip is three, and three operation tips are circumferentially-spaced uniform along the end face of drillstock.
Further, operation tip is wedge shaped, the size of each operation tip is all identical with shape, drillstock is externally provided with multiple thread groove, it is provided with flank between two adjacent thread grooves, at the top of drillstock, the position of operation tip and this flank one_to_one corresponding, the position in space and thread groove one_to_one corresponding between two adjacent operation tips.
Further, along the circumference of drillstock, the width on operation tip top is less than the width of operation tip bottom.
The beneficial effects of the utility model are, operation tip is designed in the periphery of end face, make the threaded bore concavity in the present embodiment without cutting function, thus stressing to grind periphery sclerotin, convenient control remains bone amount, threaded bore of the prior art deficiency under specific circumstances can be made up, be conducive in maxillary sinus, promoting operation and be smoothed out.
Accompanying drawing explanation
The Figure of description constituting the part of the application is used for providing being further appreciated by of the present utility model, and schematic description and description of the present utility model is used for explaining this utility model, is not intended that improper restriction of the present utility model. In the accompanying drawings:
Fig. 1 is this utility model structural representation for the top female threads brill embodiment of dental care.
Accompanying drawing labelling in figure: 1, drillstock; 2, operation tip; 3, end face; 4, thread groove.
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined. Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Boring as it is shown in figure 1, this utility model embodiment provides a kind of top female threads for dental care, this top female threads being used for dental care bores and includes drillstock 1 and multiple operation tip 2 for creeping into. The top of drillstock 1 is provided with end face 3. Multiple operation tips 2 are in the circumferentially spaced setting in the top of drillstock 1, and along the axis direction of drillstock 1, the top of each operation tip 2 is positioned at the outside of end face 3.
Operation tip 2 is designed in the periphery of end face 3, make the threaded bore concavity in the present embodiment and without cutting function, thus stressing to grind periphery sclerotin, convenient control remains bone amount, threaded bore of the prior art deficiency under specific circumstances can be made up, be conducive in maxillary sinus, promoting operation and be smoothed out.
The top female threads for dental care in this utility model embodiment bore with existing tip top threaded bore with the use of, the sclerotin that tip top threaded bore does not grind can be ground, finally only remain a small amount of and more uniform sclerotin (thickness is 1mm about) of thickness, next step osteotome is conducive to operate, namely osteotome is used to knock gently, by residue sclerotin together with the mucosa jack-up covering residue sclerotin, can smoothly complete and in maxillary sinus, promote operation.
Preferably, this end face 3 is plane or this end face 3 is the concave surface to drillstock 1 sunken inside. As it is shown in figure 1, this end face 3 in this utility model embodiment is plane, this plane is perpendicular to the axis of drillstock 1. Above-mentioned operation tip 2 is three, and the axisymmetrical along drillstock 1 is uniformly distributed. The top line of each operation tip 2 is equilateral triangle shape, and this equilateral triangle is positioned at the first plane, and this first plane is parallel with this end face 3.
Specifically, along the axis direction of drillstock 1, at a distance of 0.5mm��1.5mm between this first plane and this end face 3. At a distance of 1mm between this first plane and this end face 3 in this utility model embodiment. The size of above-mentioned operation tip 2 is determined according to the size of top female threads brill and the size of end face 3 for dental care, should be as far as possible little in the premise lower volume ensureing operation tip 2 intensity. Wherein, along the circumference of drillstock 1 in this utility model embodiment, the width on operation tip 2 top is less than the width of operation tip 2 bottom.
Further, the external diameter on the top of drillstock 1 is more than the external diameter in the middle part of drillstock 1, and each operation tip 2 is respectively positioned on the edge on drillstock 1 top. As shown in Figure 1, operation tip 2 is wedge shaped, the size of each operation tip 2 is all identical with shape, drillstock 1 is externally provided with multiple thread groove 4, it is provided with flank between two adjacent thread grooves 4, at the top of drillstock 1, the position of operation tip 2 and this flank one_to_one corresponding, the position in space and thread groove 4 one_to_one corresponding between two adjacent operation tips 2. The other end of above-mentioned drillstock 1 can be connected with dynamical system, and this dynamical system can drive drillstock 1 to rotate, thus carrying out boring mill operation.
It should be noted that the top female threads for dental care in this utility model embodiment bores each several part and nonmetallic materials all can be adopted to make.
The top female threads for dental care applied in clinical position in this utility model embodiment bores, and when carrying out osteotome and knocking, knocks strength and is obviously reduced, and operating time shortens, and postoperative complication reduces, and patient satisfaction increases. This top female threads being used for dental care bores with low cost, and material is clinical oral operating theater instruments alloys in common use, good biocompatibility, it is easy to obtains, process. Stomatological medical personnel are easily mastered the using method that the top female threads for dental care bores. Top female threads bore can autoclave sterilization, scrap after using 20 times��40 times.
Below for anodontia district residue phatnoma bone height after the upper jaw of certain patient for 6mm, concrete steps during application top female threads brill for dental care of the present utility model are described.
Preoperative advise patient's collutory rinsing the mouth (Li Shidelin, the U.S.) 1 minute, be commonly performed the sterilization of art district. After drape, Rhizoma Atractylodis Macrocephalae district lip palate side injection articaine epinephrine injection (PRIMACAINE, France) local anesthesia, edentulous region alveolar ridge crest otch, opens mucosa, periosteum. Preoperative surveying district Sinus floor remaining bone height (RBH) data are 6mm, carry out osteotome and rush to summit and promote operation in Sinus floor, and implantation body's implant surgery, spitting drill positions.Implant direction along implantation body's plan, selectNormal thread pierces art district 5mm (namely RBH deducts 1mm) place and exits. Apply subsequently3.5mm and 4.2mm normal thread bores low velocity reaming to same depth. Finally useTop female threads pierces 6mm place of art district and exits, and the 50 turns/min of drilling speed of last brill is to reduce mucosa injury at the bottom of hole as far as possible. AdoptOsteotome is rushed to summit Sinus floor cortical bone, above pushes away 2mm��4mm at the bottom of hole; Implanted diameter 4.8mm implantation body, places gingival former, tightly sews up. After postoperative 10 days, further consultation is taken out stitches.
In from the description above, can be seen that, this utility model the above embodiments achieve following technique effect: design operation tip in the periphery of end face, make the threaded bore concavity in the present embodiment without cutting function, thus stressing to grind periphery sclerotin, convenient control remains bone amount, it is possible to make up threaded bore of the prior art deficiency under specific circumstances, is conducive to promoting operation in maxillary sinus and is smoothed out.
The top female threads for dental care in this utility model embodiment bore with existing tip top threaded bore with the use of, the sclerotin that tip top threaded bore does not grind can be ground, finally only remain a small amount of and more uniform sclerotin (thickness is 1mm about) of thickness, next step osteotome is conducive to operate, namely osteotome is used to knock gently, by residue sclerotin together with the mucosa jack-up covering residue sclerotin, can smoothly complete and in maxillary sinus, promote operation.
The above; it is only specific embodiment of the utility model, it is impossible to limit, with it, the scope that utility model is implemented, so the displacement of its equivalent assemblies; or the equivalent variations made according to this utility model scope of patent protection and modification, all should still fall within the category that this patent is contained. It addition, all can independent assortment use between technical characteristic and technical characteristic in this utility model, between technical characteristic and technical scheme, between technical scheme and technical scheme.
Claims (10)
1. one kind is bored for the top female threads of dental care, it is characterised in that this top female threads being used for dental care bores and includes:
Drillstock (1), the top of drillstock (1) is provided with end face (3);
Multiple operation tips (2) for creeping into, multiple operation tips (2) are in the circumferentially spaced setting in top of drillstock (1), along the axis direction of drillstock (1), the top of each operation tip (2) is respectively positioned on the outside of end face (3).
2. the top female threads for dental care according to claim 1 bores, it is characterised in that this end face (3) is the concave surface to drillstock (1) sunken inside for plane or this end face (3).
3. the top female threads for dental care according to claim 1 bores, it is characterised in that this end face (3) is plane, and this plane is perpendicular to the axis of drillstock (1).
4. the top female threads for dental care according to claim 1 bores, it is characterized in that, the external diameter on the top of drillstock (1) is more than the external diameter at drillstock (1) middle part, and each operation tip (2) is respectively positioned on the edge on drillstock (1) top.
5. the top female threads for dental care according to claim 3 bores, it is characterized in that, operation tip (2) is at least three, and the top of each operation tip (2) is respectively positioned in the first plane, and this first plane is parallel with this end face (3).
6. the top female threads for dental care according to claim 5 bores, it is characterised in that along the axis direction of drillstock (1), at a distance of 0.5mm��1.5mm between this first plane and this end face (3).
7. the top female threads for dental care according to claim 6 bores, it is characterised in that at a distance of 1mm between this first plane and this end face (3).
8. the top female threads for dental care according to claim 1 bores, it is characterised in that operation tip (2) is three, and three operation tips (2) are circumferentially-spaced uniform along the end face (3) of drillstock (1).
9. the top female threads for dental care according to claim 1 bores, it is characterized in that, operation tip (2) is wedge shaped, the size of each operation tip (2) is all identical with shape, drillstock (1) is externally provided with multiple thread groove (4), it is provided with flank between two adjacent thread grooves (4), top in drillstock (1), the position of described operation tip (2) and this flank one_to_one corresponding, the position in space and thread groove (4) one_to_one corresponding between two adjacent operation tips (2).
10. the top female threads for dental care according to claim 9 bores, it is characterised in that along the circumference of drillstock (1), the width on operation tip (2) top is less than the width of operation tip (2) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013313.5U CN205286555U (en) | 2016-01-08 | 2016-01-08 | A concave type screw thread in top bores for oral treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013313.5U CN205286555U (en) | 2016-01-08 | 2016-01-08 | A concave type screw thread in top bores for oral treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205286555U true CN205286555U (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620013313.5U Expired - Fee Related CN205286555U (en) | 2016-01-08 | 2016-01-08 | A concave type screw thread in top bores for oral treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205286555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110811756A (en) * | 2019-11-22 | 2020-02-21 | 武汉大学 | Machine drill bit for maxillary sinus internal lifting operation |
-
2016
- 2016-01-08 CN CN201620013313.5U patent/CN205286555U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110811756A (en) * | 2019-11-22 | 2020-02-21 | 武汉大学 | Machine drill bit for maxillary sinus internal lifting operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20170108 |