CN103505280A - bone implant - Google Patents
bone implant Download PDFInfo
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- CN103505280A CN103505280A CN201310058537.9A CN201310058537A CN103505280A CN 103505280 A CN103505280 A CN 103505280A CN 201310058537 A CN201310058537 A CN 201310058537A CN 103505280 A CN103505280 A CN 103505280A
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- anticreep
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- screw thread
- skeleton
- implant
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- 239000007943 implant Substances 0.000 title claims abstract description 72
- 210000000988 bone and bone Anatomy 0.000 title abstract description 38
- 238000005553 drilling Methods 0.000 claims abstract description 27
- 230000000903 blocking effect Effects 0.000 claims description 25
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 238000000034 method Methods 0.000 description 9
- 241000446313 Lamella Species 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000004195 gingiva Anatomy 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000007721 medicinal effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010883 osseointegration Methods 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8625—Shanks, i.e. parts contacting bone tissue
- A61B17/863—Shanks, i.e. parts contacting bone tissue with thread interrupted or changing its form along shank, other than constant taper
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
-
- 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
- A61C8/0018—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools characterised by the shape
- A61C8/0028—Pins, needles; Head structures therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B2017/8655—Pins or screws or threaded wires; nuts therefor with special features for locking in the bone
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Neurology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
A bone implant, comprising: the drilling tool comprises a body, wherein two ends of the body are respectively provided with a connecting end and a drill bit end, a plurality of meshing sections are arranged between the connecting end and the drill bit end of the body, an anti-disengaging section is arranged between any two adjacent meshing sections, drilling threads with the same rotating direction are distributed on the circumferential surface of the body in each meshing section, a clamping part is arranged on the circumferential surface of the body in each anti-disengaging section, and the maximum outer diameter of each anti-disengaging section is smaller than the minimum outer diameter of each meshing section between the anti-disengaging section and the connecting end; and a support seat arranged at the connecting end of the body, wherein a bonding concave hole is arranged in the support seat.
Description
Technical field
The invention relates to a kind of skeleton implant, particularly a kind of skeleton implant no longer taking out after thering is screw thread and implanting skeleton.
Background technology
Skeleton implant of a great variety, bone screw, intramedullary pin or the artificial tooth root etc. of the implant such as spicule, nail, locking hone lamella or artificial joint, be all common skeleton implant such as; Generally speaking, the combination degree of stability between various skeleton implants and skeleton is all quite important, is firmly incorporated into the skeleton implant of skeleton, can promote medical effect and the efficiency wanting to reach.
Wherein, the skeleton implant of part no longer takes out after implanting skeleton, take artificial tooth root as example, and TaiWan, China discloses No. 201121510 Facing material improvement that " body implant and manufacture method thereof " patent application case focuses on tooth root implant; Announce the combination degree of stability that No. M338055 " structure-improved of artificial tooth root " Patent Case focuses on tooth root implant cervical region and skeleton; Announce No. M390130 " single angle tooth implanting body " Patent Case and focus on the improvement that root of the tooth props up platform.
Just, in aforementioned each existing tooth root implant Jun Wei threaded portion, the structure that can prevent that reverse slip from deviating from is set, this tooth root implant is implanted after alveolar bone, only can produce after bone integration (Osseointegration) by osseous tissue and tooth root implant, this existing tooth root implant can firmly be incorporated in alveolar bone.Yet, in the process of integrating at bone, once this existing tooth root implant is subject to the strength contrary with thread rotary orientation, just may be because revolve the situation that produces slippage of moving in alveolar bone, even displacement just slightly, also can cause osseous tissue loosening from the surface of this existing tooth root implant, cause bone to be integrated unsuccessfully.For these reasons, existing skeleton implant has necessity of being improved really.
Summary of the invention
The object of this invention is to provide a kind of skeleton implant, the resistance of deviating from opposite direction with this skeleton implant can be provided, effectively to avoid this skeleton implant to produce loosening situation in skeleton, this skeleton implant can be firmly incorporated in skeleton and cannot reverse slip deviate from.
For reaching aforementioned object, the technology contents that the present invention uses includes:
A kind of skeleton implant, comprise: a body, the two ends of this body are respectively a link and a drill bit, this body is provided with several mesh sections between this link and drill bit, between any two adjacent mesh sections, be provided with an anticreep section, these several mesh sections are respectively distributed with a Drilling screw thread that rotation direction is identical at the ring side face of this body, this anticreep section is provided with a blocking part at the ring side face of this body, and the maximum outside diameter of this anticreep section is less than this anticreep section to the minimum outer diameter of respectively this mesh section between this link; And pedestal, be located at the link of this body, in this pedestal, be provided with a bonding shrinkage pool.
The present invention separately provides a kind of skeleton implant, comprise: a body, the two ends of this body are respectively a link and a drill bit, this body is provided with several mesh sections between this link and drill bit, between any two adjacent mesh sections, be provided with an anticreep section, these several mesh sections are respectively distributed with a Drilling screw thread that rotation direction is identical at the ring side face of this body, this anticreep section is provided with a blocking part at the ring side face of this body, the maximum outside diameter of this anticreep section is less than this anticreep section to the minimum outer diameter of respectively this mesh section between this link, and a spacing head, be located at the link of this body, this spacing head is provided with an instrument abutting part.
Skeleton implant of the present invention, wherein, this blocking part can be for being distributed at least one anticreep screw thread of the ring side face of this body, and the rotation direction of this anticreep screw thread is different from the rotation direction of this Drilling screw thread.
Skeleton implant of the present invention, wherein, the quantity of this anticreep screw thread can be for several.
Skeleton implant of the present invention, wherein, can be provided with an interval parts between two adjacent anticreep screw threads, and this interval parts can be for not arranging the clear band of screw thread or being provided with ridge.
Skeleton implant of the present invention, wherein, this blocking part can be for being distributed at least one bulge loop of the ring side face of this body.
Skeleton implant of the present invention, wherein, the quantity of this bulge loop can be for several.
Skeleton implant of the present invention, wherein, can be provided with an interval parts between two adjacent bulge loops, and this interval parts can be for not arranging the clear band of bulge loop or being provided with ridge.
Skeleton implant of the present invention, wherein, this blocking part can be a rough surface.
Skeleton implant of the present invention, wherein, this blocking part can be for being distributed at least one helical groove or the annular groove of the ring side face of this body.
Skeleton implant of the present invention, wherein, respectively the helical angle of this Drilling screw thread can be identical.
Accompanying drawing explanation
Fig. 1: the structural representation of first embodiment of the invention ().
Fig. 2: the structural representation of first embodiment of the invention (two).
Fig. 3: the enforcement schematic diagram of first embodiment of the invention.
Fig. 4: the structural representation of first embodiment of the invention (three).
Fig. 5: the structural representation of first embodiment of the invention (four).
Fig. 6: the structural representation of second embodiment of the invention.
Fig. 7: the enforcement schematic diagram of second embodiment of the invention.
[main element symbol description]
1 body 1a link
111 Drilling screw thread 112 paddy portions
12 anticreep section 121 blocking parts
121a anticreep screw thread 121b bulge loop
121c helical groove 122 interval parts
2 pedestal 21 bonding shrinkage pools
3 body 3a links
311 Drilling screw thread 312 paddy portions
32 anticreep section 321 blocking parts
321a anticreep screw thread
4 spacing 41 instrument abutting parts
5 hone lamella 51 lockholes
D1 minimum outer diameter D2 maximum outside diameter
D3 minimum outer diameter D4 maximum outside diameter
A props up platform.
The specific embodiment
For above-mentioned and other object of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and coordinate accompanying drawing, be described in detail below:
Please refer to shown in Fig. 1, the skeleton implant of first embodiment of the invention is a tooth root implant, and this tooth root implant comprises a body 1 and a pedestal 2, and this pedestal 2 is located at one end of this body 1.
The two ends of this body 1 are respectively a link 1a and a drill bit 1b, the link 1a of this body 1 connects this pedestal 2, this drill bit 1b is better to be chosen as circular-arcly or cone-shaped, and the present embodiment graphic is to using circular-arc drill bit 1b to illustrate as example.This body 1 is provided with several mesh sections 11 between this link 1a and drill bit 1b, between any two adjacent mesh sections 11, be provided with an anticreep section 12, the present embodiment graphic usingd this body 1 and is provided with two mesh sections 11 and an anticreep section 12 as example explanation.
In the present embodiment, respectively this mesh section 11 is distributed with a Drilling screw thread 111 at the ring side face of this body 1 respectively, and respectively the Drilling screw thread 111 on this mesh section 11 has identical rotation direction, and helical angle is preferably identical.Between the pitch of this Drilling screw thread 111, form a paddy portion 112, each mesh section 11 of this body 1 has a minimum outer diameter D1 at these paddy portion 112 places; This anticreep section 12 is provided with a blocking part 121 at the ring side face of this body 1, and this body 1 has a maximum outside diameter D2 at these anticreep section 12 places.Wherein, lock the smooth degree of skeleton for not affecting this mesh section 11 respectively, this maximum outside diameter D2 should be less than this anticreep section 12 to the minimum outer diameter D1 of each mesh section 11 between this link 1a.
In the present embodiment, this blocking part 121 can be at least one anticreep screw thread 121a that is distributed in the ring side face of this body 1, therefore can select to make this body 1 to be undergauge aspect at these anticreep section 12 places, make the maximum outside diameter D2 of this anticreep section 12 can be less than this anticreep section 12 to the minimum outer diameter D1 of the mesh section 11 between this link 1a; So, this tooth root implant is bored while being locked into into skeleton by each mesh section 11 of body 1, and this anticreep section 12 just can not affect sealed smooth degree.Wherein, the rotation direction of this anticreep screw thread 121a is different from the rotation direction of this Drilling screw thread 111, so that the torsion reverse with this Drilling screw thread 111 to be provided.
Separately please coordinate with reference to shown in Fig. 2, while being provided with several anticreep screw thread 121a in this anticreep section 12, respectively the parameter such as the pitch of this anticreep screw thread 121a, helical angle, depth of threat can be identical or different, also can between two adjacent anticreep screw thread 121a, be provided with an interval parts 122, this interval parts 122 can be for screw thread is not set the clear band of smooth or rough surface, or being provided with ring grain or any ridge of form, the present invention is not all limited.
This pedestal 2 can one be connected in the link 1a of this body 1, is provided with a bonding shrinkage pool 21, for a platform A(as shown in Figure 3 in this pedestal 2) in conjunction with location, and connect a corona (not illustrating) to form an artificial tooth by this platform.Only, this pedestal can have corresponding structural change in response to the platform of different shape, for having in affiliated technical field, conventionally knows that the knowledgeable can understand, and non-be feature of the present invention place, therefore hereinafter will repeat no more, should not be limited with graphic disclosed form yet.
Please refer to shown in Fig. 3, generally plant tooth during the course for the treatment of, can on gingiva and alveolar bone, offer in advance a boring (not illustrating), then, using the drill bit 1b of this tooth root implant as implanting end, according to the rotation direction of this Drilling screw thread 111, rotate this body 1, make this tooth root implant can be by the Drilling screw thread 111 of this mesh section 11 respectively, corresponding cutting be shot in gingiva and alveolar bone gradually; Wherein, by being arranged to, the maximum outside diameter D2 of this anticreep section 12 is less than this anticreep section 12 to the minimum outer diameter D1 of each mesh section 11 between this link 1a, make this anticreep section 12 in boring the process of this skeleton implant of lock, can not affect the respectively sealed smooth degree of this mesh section 11.
Complete after the implantation step of this tooth root implant, the osseous tissue of alveolar bone inside will produce bone integrate phenomenon with this tooth root implant gradually, and in the process of integrating at bone, osseous tissue can be coated the ring side face of this tooth root implant gradually, and this anticreep section 12 more increases the contact surface area of this body 1 and alveolar bone by structures such as this anticreep screw thread 121a, the effect of integrating to promote bone.Simultaneously, in the process of integrating at bone, not only long at the osseous tissue that is the anticreep section 12 of undergauge aspect, the resistance that can provide this tooth root implant to deviate from, the anticreep screw thread 121a that rotation direction is contrary with Drilling screw thread 111, more can provide the resistance of deviating from opposite direction with this tooth root implant further; So, can guarantee that this tooth root implant is firmly positioned predeterminated position, can not produce any displacement, this tooth root implant loosening situation in osseous tissue be difficult for to occur, therefore the effective efficiency of accelerated bone integration.
Please refer to shown in Fig. 4, except aforementioned anticreep screw thread 121a, this blocking part 121 can be also at least one bulge loop 121b that is distributed in the ring side face of this body 1, therefore can select equally to make this body 1 to be undergauge aspect at these anticreep section 12 places, make the maximum outside diameter D2 of this anticreep section 12 can be less than this anticreep section 12 to the minimum outer diameter D1 of the mesh section 11 between this link 1a; So, the resistance that respectively this anticreep section 12 can provide this tooth root implant to deviate from opposite direction, to guarantee that this tooth root implant is firmly positioned predeterminated position, can not produce any displacement.
Separately, the quantity of this bulge loop 121b is preferably several.While being provided with several bulge loop 121b in this anticreep section 12, respectively the parameter such as the spacing of this bulge loop 121b or inclination angle can be identical or different; Though the present embodiment graphic with several be equally spaced and be orthogonal to the axial same specification bulge loop 121b of this body 1 represent, not as limit.Moreover, between two adjacent bulge loop 121b, also can be provided with an interval parts, this interval parts can be for bulge loop 121b is not set the clear band of smooth or rough surface, or is provided with the ridge of any form, and the present invention is not all limited.
In addition, the blocking part 121 of this anticreep section 12 also can not arrange the ridge of screw thread, bulge loop or any form, but by methods such as sandblast and acid etching to form a rough surface, and the contact surface area of borrowing this rough surface to increase this body 1 and skeleton, the effect of integrating to promote bone.
Please refer to shown in Fig. 5, this blocking part 121 can be also at least one helical groove 121c or the annular groove that is distributed in the ring side face of this body 1, make this body 1 can be undergauge aspect at these anticreep section 12 places, also can make the maximum outside diameter D2 of this anticreep section 12 can be less than this anticreep section 12 to the minimum outer diameter D1 of the mesh section 11 between this link 1a.So, this tooth root implant can be borrowed this at least one helical groove 121c or annular groove equally, increase the contact surface area of this body 1 and skeleton, the effect of integrating to promote bone, and further provide this tooth root implant to deviate from the resistance of opposite direction by this at least one helical groove 121c or annular groove, to guarantee that this tooth root implant is firmly positioned predeterminated position, can not produce any displacement.
Please refer to shown in Fig. 6, the skeleton implant of second embodiment of the invention is a nail, and this nail comprises a body 3 and one spacing 4, this spacing 4 one end of being located at this body 3.Wherein, when this nail is when temporary grappling function is provided, for example, in order to fix a hone lamella, this nail can be selected to be made by Bioabsorbable material, to be absorbed and the taking-up of needn't performing the operation again by organism after implanting a period of time; When this nail is when providing permanent grappling function, for example, in order to fix an artificial joint, this nail can be selected to be made by abiotic absorbability material.
The two ends of this body 3 are respectively a link 3a and a drill bit 3b, this body 3 is provided with several mesh sections 31 between this link 3a and drill bit 3b, between any two adjacent mesh sections 31, be provided with an anticreep section 32, the present embodiment graphic is to using this body 3 to be provided with three mesh sections 31 and two anticreep sections 32 as example explanation.
In the present embodiment, respectively this mesh section 31 is distributed with a Drilling screw thread 311 at the ring side face of this body 3 respectively, and respectively the Drilling screw thread 311 on this mesh section 31 has identical rotation direction, and helical angle is preferably identical.Between the pitch of this Drilling screw thread 311, form a paddy portion 312, each mesh section 31 of this body 3 has a minimum outer diameter D3 at these paddy portion 312 places; This anticreep section 32 is provided with a blocking part 321 at the ring side face of this body 3, and this body 3 has a maximum outside diameter D4 at these anticreep section 32 places.Wherein, lock the smooth degree of skeleton for not affecting this mesh section 31 respectively, this maximum outside diameter D2 should be less than this anticreep section 32 to the minimum outer diameter D3 of each mesh section 31 between this link 3a.
The blocking part 321 of the present embodiment can be same as the blocking part 121 of the first embodiment, may be selected to be at least one anticreep screw thread 321a, bulge loop, rough surface, helical groove or the annular groove of the ring side face that is distributed in this body 3, this anticreep screw thread 321a is different with the rotation direction of this Drilling screw thread 311 from the rotation direction of helical groove, other relevant structures can, with reference to the explanation of the first embodiment, no longer describe in detail in this.Wherein, when blocking part 321 is anticreep screw thread 321a, bulge loop or rough surface, can select to make this body 3 to be undergauge aspect at these anticreep section 32 places, when blocking part 321 is helical groove or annular groove, this body 3 can be undergauge aspect at these anticreep section 32 places; So, all can make the maximum outside diameter D2 of this anticreep section 32 be less than this anticreep section 32 to the minimum outer diameter D3 of each mesh section 31 between this link 3a, therefore this nail is bored while being locked into into skeleton by each mesh section 31 of body 3, this anticreep section 32 just can not affect sealed smooth degree.
This spacing 4 link 3a that can one be connected in this body 3, this spacing 4 is provided with an instrument abutting part 41, for an instrument (not illustrating) butt location, and drive this spacing 4 rotation direction according to this Drilling screw thread 311 to rotate by this instrument, thereby this body 3 is locked in skeleton.Only, this spacing 4 can for example, be had corresponding structural change in response to the locking thing (hone lamella) of different shape, for having in affiliated technical field, conventionally know that the knowledgeable can understand, and non-is feature of the present invention place, therefore hereinafter will repeat no more, should not be limited with graphic disclosed form yet.
Please refer to shown in Fig. 7, take and use this nail that one hone lamella 5 is fixed on to bone surface as example, the body 3 of this nail is through lockhole 51 corresponding on this hone lamella 5, and take the drill bit 3b of this body 3 and be to implant end, by instrument, drive this body 3 rotations, make this nail can be by the Drilling screw thread 311 of this mesh section 31 respectively, corresponding cutting is shot in skeleton gradually, finally spacing 4 by this nail is connected to this hone lamella 5 surfaces, this nail cannot continue to pierce in skeleton again, limits according to this combination degree of depth of this nail and skeleton.Wherein, by being arranged to, the maximum outside diameter D4 of this anticreep section 32 is less than this anticreep section 32 to the minimum outer diameter D3 of each mesh section 31 between this link 3a, make this anticreep section 32 in boring the process of lock, can not affect the respectively sealed smooth degree of this mesh section 31.
Complete after the implantation step of this nail, the osseous tissue of bones will produce bone integrate phenomenon with this nail gradually, and in the process of integrating at bone, osseous tissue can be coated the ring side face of this nail gradually, and respectively this anticreep section 32 more increases the contact surface area of this body 3 and skeleton by the structure of this blocking part 321, the effect of integrating to promote bone.Meanwhile, in the process of integrating at bone, not only the long osseous tissue at anticreep section 32, can interrupt the respectively torsion in the same way of this Drilling screw thread 311, and the resistance of deviating from opposite direction with this nail is even provided; So, can guarantee that this nail is firmly positioned predeterminated position, can not produce any displacement, this nail loosening situation in osseous tissue be difficult for to occur, therefore the effective efficiency of accelerated bone integration.
In sum, skeleton implant of the present invention, can be by between two adjacent mesh sections, this anticreep section being set, promote the effect that bone is integrated, and can provide the resistance of deviating from opposite direction with this skeleton implant, effectively to avoid this skeleton implant to produce loosening situation in skeleton, this skeleton implant can be firmly incorporated in skeleton and cannot reverse slip deviate from, have promote the medical effect wanting to reach and the effect of efficiency.
Just above-described, be only preferred embodiment of the present invention, when not limiting the scope of the present invention with this; Therefore all simple equivalences of doing according to the present patent application the scope of the claims and creation description change and modify, and all should still remain within the scope of the patent.
Claims (11)
1. a skeleton implant, is characterized in that, it comprises:
A body, the two ends of this body are respectively a link and a drill bit, this body is provided with several mesh sections between this link and drill bit, between any two adjacent mesh sections, be provided with an anticreep section, these several mesh sections are respectively distributed with a Drilling screw thread that rotation direction is identical at the ring side face of this body, this anticreep section is provided with a blocking part at the ring side face of this body, and the maximum outside diameter of this anticreep section is less than this anticreep section to the minimum outer diameter of respectively this mesh section between this link; And
One is propped up pedestal, is located at the link of this body, is provided with a bonding shrinkage pool in this pedestal.
2. a skeleton implant, is characterized in that, it comprises:
A body, the two ends of this body are respectively a link and a drill bit, this body is provided with several mesh sections between this link and drill bit, between any two adjacent mesh sections, be provided with an anticreep section, these several mesh sections are respectively distributed with a Drilling screw thread that rotation direction is identical at the ring side face of this body, this anticreep section is provided with a blocking part at the ring side face of this body, and the maximum outside diameter of this anticreep section is less than this anticreep section to the minimum outer diameter of respectively this mesh section between this link; And
A spacing head, is located at the link of this body, and this spacing head is provided with an instrument abutting part.
3. skeleton implant as claimed in claim 1 or 2, is characterized in that, this blocking part is at least one the anticreep screw thread that is distributed in the ring side face of this body, and the rotation direction of this anticreep screw thread is different from the rotation direction of this Drilling screw thread.
4. skeleton implant as claimed in claim 3, is characterized in that, the quantity of this anticreep screw thread is several.
5. skeleton implant as claimed in claim 4, is characterized in that, between two adjacent anticreep screw threads, is provided with an interval parts, and this interval parts is not for to arrange the clear band of screw thread or to be provided with ridge.
6. skeleton implant as claimed in claim 1 or 2, is characterized in that, this blocking part is at least one bulge loop that is distributed in the ring side face of this body.
7. skeleton implant as claimed in claim 6, is characterized in that, the quantity of this bulge loop is several.
8. skeleton implant as claimed in claim 7, is characterized in that, between two adjacent bulge loops, is provided with an interval parts, and this interval parts is not for to arrange the clear band of bulge loop or to be provided with ridge.
9. skeleton implant as claimed in claim 1 or 2, is characterized in that, this blocking part is a rough surface.
10. skeleton implant as claimed in claim 1 or 2, is characterized in that, this blocking part is at least one helical groove or the annular groove that is distributed in the ring side face of this body.
11. skeleton implants as claimed in claim 1 or 2, is characterized in that, respectively the helical angle of this Drilling screw thread is identical.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/764,611 US9867644B2 (en) | 2013-02-01 | 2013-05-20 | Bone implant |
| PCT/CN2013/075937 WO2014117456A1 (en) | 2013-02-01 | 2013-05-20 | Bone implant |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101122852 | 2012-06-26 | ||
| TW101122852A TWI469763B (en) | 2012-06-26 | 2012-06-26 | Bone implant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103505280A true CN103505280A (en) | 2014-01-15 |
| CN103505280B CN103505280B (en) | 2015-08-19 |
Family
ID=49889074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310058537.9A Active CN103505280B (en) | 2012-06-26 | 2013-02-01 | bone implant |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103505280B (en) |
| TW (1) | TWI469763B (en) |
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| CN201197743Y (en) * | 2008-05-30 | 2009-02-25 | 王桂芝 | Anti-loose bone nail |
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| CN201492492U (en) * | 2009-06-30 | 2010-06-02 | 黄权 | Orthopedic medical anti-fall fastening screw |
| US20100216093A1 (en) * | 2009-02-23 | 2010-08-26 | Victor Krush | Dental implant |
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| TW235989B (en) * | 1993-09-02 | 1994-12-11 | Wuerth Adolf Gmbh & Co Kg | Screw particularly for hard wood |
| US5957646A (en) * | 1998-11-02 | 1999-09-28 | Anthony C. Giannuzzi | Enhanced strength screw-type masonry anchor |
| US7037059B2 (en) * | 2003-01-07 | 2006-05-02 | Altenloh, Brinck Co. Gmbh & Co. Kg | Self-tapping screw for composite materials |
| EP1594411A4 (en) * | 2003-02-03 | 2010-07-07 | Integra Lifesciences Corp | Compression screw apparatuses, systems and methods |
| US20110036966A1 (en) * | 2006-06-12 | 2011-02-17 | Bryan Benedict | Stay-in-Place Concrete Footing Forms |
| WO2009115396A1 (en) * | 2008-03-20 | 2009-09-24 | Med-Titan Spine Gmbh | Implant screw |
| EP2370004A1 (en) * | 2008-12-09 | 2011-10-05 | Mazor Surgical Technologies Ltd. | Double threaded orthopedic screw |
| CN101877521B (en) * | 2009-04-30 | 2013-01-02 | 浙江中科德润科技有限公司 | Multi-section servo submersible motor |
| CN102792033A (en) * | 2009-11-02 | 2012-11-21 | 普库有限公司 | Flexible spring fastener |
| WO2012059908A1 (en) * | 2010-11-01 | 2012-05-10 | Ilya Mushayev | Multi-threaded dental implant |
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| WO1991009572A1 (en) * | 1989-12-21 | 1991-07-11 | Bakinsky Nauchno-Issledovatelsky Institut Travmatologii I Ortopedii | Compressing screw for osteosynthesis |
| WO2007109140A2 (en) * | 2006-03-17 | 2007-09-27 | Nexa Orthopedics, Inc. | Bone screw with selectively securable washer |
| CN201197743Y (en) * | 2008-05-30 | 2009-02-25 | 王桂芝 | Anti-loose bone nail |
| US20100216093A1 (en) * | 2009-02-23 | 2010-08-26 | Victor Krush | Dental implant |
| CN201384559Y (en) * | 2009-04-07 | 2010-01-20 | 陆芸 | Screw-thread nail for skeleton connection |
| CN201492492U (en) * | 2009-06-30 | 2010-06-02 | 黄权 | Orthopedic medical anti-fall fastening screw |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI469763B (en) | 2015-01-21 |
| CN103505280B (en) | 2015-08-19 |
| TW201400077A (en) | 2014-01-01 |
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