CN107233135B - Minimally invasive tool for uprooting of being completely cured - Google Patents
Minimally invasive tool for uprooting of being completely cured Download PDFInfo
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- CN107233135B CN107233135B CN201710603272.4A CN201710603272A CN107233135B CN 107233135 B CN107233135 B CN 107233135B CN 201710603272 A CN201710603272 A CN 201710603272A CN 107233135 B CN107233135 B CN 107233135B
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- guide rod
- supporting element
- actuator
- tractive force
- gear
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C3/00—Dental tools or instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C2204/00—Features not otherwise provided for
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- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Prostheses (AREA)
Abstract
The present invention provides minimally invasive tool for uprooting of being completely cured, and reduces the difficulty for pulling out difficult root of the tooth.To achieve the goals above, the technical solution used in the present invention is: including actuator and supporting element, actuator and supporting element cooperation generate tractive force, and actuator moves in a straight line generation tractive force by fulcrum of supporting element.Beneficial effects of the present invention: the tractive force effect that the present invention is generated by actuator and supporting element is suitable for upper mandibular root of the tooth, and active force is controllable and strong operability, and movement is accurate and wound is smaller.
Description
Technical field
The present invention relates to oral cavity medical apparatus technical fields, are primarily adapted for use in the minimally invasive of mandibular root of the tooth and pull out operation,
More particularly, to minimally invasive tool for uprooting of being completely cured.
Background technique
Extraction of dental root is one of most common operation of Oral and Maxillofacial Surgery.We have tooth by common traditional instruments tool
Very, chisel, hammer and dental forceps etc..Usual way is the gap location that dental elevator is first placed in root of the tooth and alveolar bone, with supporting pine
Then root of the tooth is pulled out with dental forceps by tooth is suffered from.
Using the extraction of above-mentioned traditional instruments, there are a little problems, first is that the technology and skilled operation of tooth extraction procedure and doctor individual
Degree has very big relationship；Second is that if it is deeper undesirable root under gum is located at, conventional dental elevator is difficult to wedge root of the tooth and alveolar bone
Gap location, it is sometimes desirable to which hammer taps or turns over valve and bones, and brings the feared state of mind to patient.In short, conventional instrument tooth extraction exists
Wound is larger, controlling is poor, the uncertainty of degree of injury, causes the biggish feared state of mind and pain to patient.Therefore, we
Need to seek a kind of minimally invasive instruments for tooth extraction.
With the proposition of continuous improvement and Minimally Invasive Surgery theory that patient requires medical comfort level, minimally invasive dental elevator and minimally invasive
Dental forceps also come into being.The raising of the minimally invasive consciousness of patient, operation wound and risk are reduced in tooth extraction, but its action principle
Mutually seem with conventional tooth extraction, still without the change of matter in terms of operation wound risk.So current minimally invasive dental elevator can't
Fully meet the requirement of patient and dentist.Especially in implant operation at once, it would be desirable to be reduced to the wound of extraction most
Low degree.
Summary of the invention
Aiming at the shortcomings of the prior art, the present invention provides minimally invasive tool for uprooting of being completely cured, and reduces the difficulty for pulling out difficult root of the tooth.
To achieve the goals above, the technical solution used in the present invention is: include actuator and supporting element, actuator and
Supporting element cooperation generates tractive force, and actuator moves in a straight line generation tractive force by fulcrum of supporting element.
Beneficial effects of the present invention: the tractive force effect that the present invention is generated by actuator and supporting element is suitable for up and down
Jawbone root of the tooth, active force is controllable and strong operability, and movement is accurate and wound is smaller.
Detailed description of the invention
Fig. 1 is 1 structural schematic diagram of the embodiment of the present invention；
Fig. 2 is 2 structural schematic diagram of the embodiment of the present invention；
Fig. 3 is traction mechanism structural schematic diagram of the invention；
Fig. 4 is deviation mechanism structure schematic diagram of the invention；
Fig. 5 is conduction mechanism structural schematic diagram of the invention；
Fig. 6 is deviation mechanism and conduction mechanism fit structure schematic diagram of the invention；
Fig. 7 is ram structural schematic diagram of the invention；
Fig. 8 is extraction mechanism structure schematic diagram of the invention.
Specific embodiment
As shown in Figures 1 to 8, in order to realize the active force of extraction, minimally invasive tool for uprooting of being completely cured, including traction mechanism 100
With linear datum a, traction mechanism 100 generates tractive force, and tractive force is located at linear datum a；Traction mechanism 100 refers in the present invention
Be generate tractive force device, from supporting element 110 and actuator 120 with generate conduct to root of the tooth tractive force, tractive force
Referring to capable of allowing the power of tooth root loosening, linear datum a refers to the linear movement direction of actuator 120 in traction mechanism 100,
Actuator 120 is moved along linear movement direction always, and signified straight line is only on geometric meaning in above-mentioned linear datum a
Straight line may cause the active path of actuator not to be in actual production process due to machining deviation or assembly
Straight line in absolute sense, the straight line in absolute sense cannot achieve in reality, and actuator 120 moves along a straight line direction
The tractive force generated when movement, thus tractive force is located at linear datum a.
In order to realize that traction mechanism 100 can generate tractive force, traction mechanism 100 includes actuator 120 and supporting element
110, actuator 120 and the cooperation of supporting element 110 generate tractive force；Actuator 120 is moved in a straight line relative to supporting element 110, directly
Axial force, the tractive force of axial force i.e. above-mentioned meaning will necessarily be generated in line motion process.
Actuator 120 is that fulcrum moves in a straight line generation tractive force with supporting element 110；In actuator 120 and supporting element 110
During cooperative movement, supporting element 110 must just be able to achieve the purpose of support actuator 120 by external force, and supporting element 110 is suitable
In a support frame, actuator 120 is that position realizes that linear motion, fulcrum mentioned herein are equivalent to supporting element 110
The position for supporting actuator 120 to move.
Supporting element 110 has guide groove 111, and actuator 120 includes the sliding block moved in a straight line relative to supporting element 110
121 gears 122 moved with driving sliding block 121, supporting element 110 are equipped with gear installation base 112, and gear 122 passes through shaft and installs
On gear installation base 112, and gear 122 is connected with rocker arm 123, and the one side that sliding block 121 and gear 122 cooperate is equipped with rack gear
124, rocker arm 123 drives sliding block 121 to move with moving gear 122 by axis rotation of shaft；Guide groove 111 plays guiding role,
The sliding block 121 of actuator 120 is moved in a straight line relative to the guide groove 111 of supporting element 110, sliding block 121 by be mounted on tooth
Movement is realized in the engagement of gear 122 taken turns in mounting base 112, is rotated by outer power drive rocker arm 123 with moving gear 122, and prop up
Support member 110 is equipped with the handle 113 grabbed for manpower, and in the actual operation process, a hand catches the handle of supporting element 110
113 play a supporting role, and another hand-drive rocker arm 123 is moved in a straight line with movable slider 121 relative to supporting element 110, support
By generating tractive force under external force, sliding block 121 and the fit structure of supporting element 110 are not limited for part 110 and actuator 120
In this, above is that by the object of the invention one of which technical solution.
In order to conduct tractive force to root of the tooth, including conduction mechanism 200, tractive force is conducted by conduction mechanism 200 to tooth
Root；The conduction of power must be just able to achieve by medium, and conduction mechanism 200 refers to conducting tractive force to the medium of root of the tooth.
Tractive force is converted into deviation power in order to realize, including deviates mechanism 300, deviates mechanism 300 and generates deviation power, partially
Deviate linear datum a from power, deviates mechanism 300 and refer to being converted to tractive force caused by traction mechanism 100 into deviation power
Device, and power will deviate from by conduction mechanism 200 and conduct to root of the tooth；Deviate power and refers to that tractive force deviates from linear datum a institute
The power of generation deviates power and passes through conduction if that deviates power and just belongs to radial forces if tractive force is axial force
Mechanism 200 is conducted to root of the tooth, and by being swung left and right, shaking makes tooth root loosening.Deviate mechanism to turn the straight line tractive force of traction mechanism
It is changed to the deviation power that can make tooth root loosening, easy to operate, structure is simple, can effectively loosen root of the tooth, and extraction effect is good, and
And the gum of patient can be protected injury-free.
It conducts to will deviate from power to root of the tooth, including conduction mechanism 200, deviates power and conducted by conduction mechanism 200 to tooth
Root；The conduction of power must be just able to achieve by medium, and conduction mechanism refers to that will deviate from power conducts to the medium of root of the tooth.
For demand simple for structure, convenient for product installation, disassembly, traction mechanism 100 deviates mechanism 300, conduction mechanism
200 successively assemble, and traction mechanism 100, to deviate between mechanism 300 and conduction mechanism 200 be detachable assembly, convenient for placing and
It uses, mounting means can be the modes such as threaded connection, clamping, snapping, in the present invention, traction mechanism 100 and deviate mechanism
300 are threadedly coupled fixation, and conduction mechanism 200, which is movably arranged on, to be deviateed in mechanism 300, and, conduction mechanism fixed by nut 220
200 can do back and forth movement relative to the guide rod 340 for deviateing mechanism 300, and conduction mechanism 200 is equipped with extraction mechanism 400.
Deviate power and be originated from tractive force, traction mechanism 100 generates tractive force, and tractive force is derived partially by deviateing mechanism 300
From power or it is converted into deviateing power.
Deviate power generation synchronous with tractive force, supporting element 110 and actuator 120 cooperation of traction mechanism 100 generate traction
While power, the linkage of actuator 120 deviates mechanism 300, and deviateing mechanism 300 and conduction mechanism 200, also cooperation generates offset therewith
Thus power deviates power and tractive force generates simultaneously.
Tractive force and deviation power are sequentially generated；The supporting element 110 of traction mechanism 100 and the cooperation of actuator 120 first generates
Tractive force, the tractive force of actuator 120, which drives, deviates the movement of mechanism 300, deviates mechanism 300 and the cooperation of conduction mechanism 200 generates
Deviate power, thus tractive force and deviation power are sequentially generated.
In order to realize that deviation power can be generated by deviateing mechanism 300, deviateing mechanism 300 has discount vibram outlet active path b, conducts machine
Structure 200 does back and forth movement relative to discount vibram outlet active path b, and discount vibram outlet active path b refers to conduction mechanism 200 relative to deviation machine
Discount vibram outlet direction of motion when structure 300 moves, conduction mechanism 200 are moved along discount vibram outlet active path b always, discount vibram outlet referred herein
Discount vibram outlet only on geometric meaning may be caused partially in actual production or operating process due to mismachining tolerance or assembly
The active path of structure of disembarking not is discount vibram outlet active path b in absolute sense, and the discount vibram outlet active path in absolute sense is in reality
In cannot achieve, can only say that its active path is almost discount vibram outlet active path b.
It is used for the ease of product, installation and assembly, deviation mechanism 300 include 310, two settings at an acute angle of connecting rod
Sub-stent 320 and guide rod 340, the connecting pin of two sub-stents 320 and connecting rod 310 are assembled, and two sub-stents, 320 end is all provided with
There is limited block 330,340 both ends of guide rod are assembled with limited block 330 respectively, and guide rod 340 has discount vibram outlet active path b；Connection
Bar 310 is used for and the sliding block 121 of traction mechanism 100 connects, general using being threadedly coupled or clamping, two sub-stents 320 with connect
310 Screw assembly of bar or clamping assembly, the limited block 330 of 320 end of sub-stent are used to limit the movement model of conduction mechanism 200
It encloses, guide rod 340 is curved rod, since conduction mechanism 200 will do round-trip fortune relative to the discount vibram outlet active path b of guide rod 340
It is dynamic, so guide rod 340 is necessary for arc, if in the case that guide rod 340 is straight-bar or other irregular shapes, conducting machine
Structure 200 can not do back and forth movement relative to guide rod 340.
Point c centered on the connecting pin of two sub-stents 320, discount vibram outlet active path b is using central point c as the center of circle, discount vibram outlet active ways
Diameter b and the center of circle form covering of the fan；Discount vibram outlet active path b refers to a part of a positive round, the two-end-point point of discount vibram outlet active path b
Other and central point c line, to form a covering of the fan, central point c is the center of circle of discount vibram outlet active path b, which is only geometry
The center of circle in meaning, in actual production processing or operating process, may making it due to machining deviation or assembly, there are micro-
Small error, but error will not influence the operating of discount vibram outlet active path b, and the deviation of a little processing or assembly should be still in reality
Cover in the protection scope of this patent.
It for simple product structure, convenient for product installation, disassembly and uses, the conduction mechanism 200 includes guide rod
210,210 upper end of guide rod is equipped with grooving 211, and the guide rod 340 for deviateing mechanism 300 is embedded in grooving 211, and 210 upper end of guide rod
It is equipped with screw thread on the outside of grooving 211, further includes nut 220, guide rod 210 is mounted on guide rod 340 and is filled by nut 220
Match, clearance fit between guide rod 210 and guide rod 340, guide rod 210 can do back and forth movement, guide rod relative to guide rod 340
After 340 are embedded into grooving 211, upper end is fastened by nut 220,211 bottom of grooving is that aperture is greater than wearing for 340 outer diameter of guide rod
Hole, guide rod 210 can do back and forth movement relative to the discount vibram outlet active path b of guide rod 340 at this time.
In order to more effectively generate deviation power, the included angle between two sub-stents 320 is 10~20 °, the angular values
It is that best interval value is obtained by test.
Root of the tooth is loosened by deviateing power in order to realize, 210 lower end of guide rod is equipped with extraction mechanism 400, machine of having tooth pulled out
Structure 400 includes the drill-bit installing seat 410 and drill bit 420 for being threadably mounted at 210 lower end of guide rod, and drill-bit installing seat 410 has for boring
The cavity of first 420 insertion, drill bit 420 have card slot 421, and there is the cavity inner wall of drill-bit installing seat 410 Elastic buckle (not scheme
Show), drill bit 420 is embedded into the cavity of drill-bit installing seat 410 and by Elastic buckle and 421 snapping close-fitting of card slot.
In order to efficiently loosen root of the tooth, instead of deviateing mechanism 300 and to form another set of technical solution available, that is, use
Ram 500, which replaces, deviates mechanism 300, and 500 upper end of ram and traction mechanism 100 assemble, and lower end is equipped with extraction mechanism
400, the ram 500 includes slide bar 510 and impact block 520, and impact block 520 has striking face, and there is slide bar 510 gear to connect
Face, when impact block 520 does axial back and forth movement with respect to slide bar 510, the striking face of impact block 520 and the gear junction of slide bar 510
Contact generates the active force for making tooth root loosening, produced when being hit by the striking face of impact block 520 with the gear junction of slide bar 510
Shock effect loosen root of the tooth, convenient for extraction.
In order to which the shock effect for generating ram 500 when hitting becomes apparent from, 520 upper and lower ends of impact block have
There is striking face, 510 upper and lower ends of slide bar also are provided with gear junction, and 520 upper end diameter of impact block is greater than lower end diameter.
Beneficial effects of the present invention: the present invention, which is converted to the straight line tractive force of traction mechanism by deviation mechanism, can make tooth
The deviation power that root loosens, and power will deviate from by conduction mechanism and conduct to root of the tooth, easy to operate, structure is simple, can be effective
Loosening root of the tooth, extraction effect is good, and the gum of patient can be protected injury-free.
Claims (2)
1. minimally invasive tool for uprooting of being completely cured, it is characterised in that: including actuator (120) and supporting element (110), actuator (120) and
Supporting element (110) cooperation generates tractive force, and actuator (120) is that fulcrum moves in a straight line generation tractive force with supporting element (110),
Supporting element (110) has guide groove (111), and actuator (120) includes the cunning moved in a straight line relative to supporting element (110)
The gear (122) of block (121) and driving sliding block (121) movement, supporting element (110) are equipped with gear installation base (112), gear
(122) it is mounted on gear installation base (112) by shaft, and gear (122) is connected with rocker arm (123), sliding block (121) and tooth
The one side for taking turns (122) cooperation is equipped with rack gear (124), and rocker arm (123) band moving gear (122) drives sliding block by axis rotation of shaft
(121) it moves,
Sub-stent (320) and guide rod (340) including connecting rod (310), two settings at an acute angle, two sub-stents (320)
Connecting pin and connecting rod (310) assemble, two sub-stents (320) end is equipped with limited block (330), guide rod (340) both ends
It being assembled respectively with limited block (330), guide rod (340) has discount vibram outlet active path (b),
Point (c) centered on the connecting pin of two sub-stents (320), for discount vibram outlet active path (b) with central point (c) for the center of circle, discount vibram outlet is living
Dynamic path (b) and the center of circle form covering of the fan,
Including guide rod (210), guide rod (210) upper end is equipped with grooving (211), and guide rod (340) is embedded in grooving (211), and is led
Bar (210) upper end, which is located on the outside of grooving (211), is equipped with screw thread, further includes nut (220), guide rod (210) is mounted on guide rod
(340) it is assembled on and by nut (220), clearance fit between guide rod (210) and guide rod (340), guide rod (210) can be opposite
Back and forth movement is done in guide rod (340),
Drill-bit installing seat (410) and drill bit (420) including being threadably mounted at guide rod (210) lower end, drill-bit installing seat (410) tool
There is the cavity for drill bit (420) insertion, drill bit (420) has card slot, and the cavity inner wall of drill-bit installing seat (410) has elastic card
Button, drill bit (420) are embedded into the cavity of drill-bit installing seat (410) and by Elastic buckle and card slot snapping close-fitting.
2. minimally invasive tool for uprooting of being completely cured as described in claim 1, which is characterized in that the angle angle between two sub-stents (320)
Degree is 10~20 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710603272.4A CN107233135B (en) | 2017-07-22 | 2017-07-22 | Minimally invasive tool for uprooting of being completely cured |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710603272.4A CN107233135B (en) | 2017-07-22 | 2017-07-22 | Minimally invasive tool for uprooting of being completely cured |
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| Publication Number | Publication Date |
|---|---|
| CN107233135A CN107233135A (en) | 2017-10-10 |
| CN107233135B true CN107233135B (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710603272.4A Active CN107233135B (en) | 2017-07-22 | 2017-07-22 | Minimally invasive tool for uprooting of being completely cured |
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| Country | Link |
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| CN (1) | CN107233135B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107397597B (en) * | 2017-07-22 | 2020-03-31 | 温州医科大学附属第一医院 | Alveolar surgical instrument |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2329330Y (en) * | 1998-01-22 | 1999-07-21 | 郭清林 | Repoussoir |
| WO2001013802A1 (en) * | 1999-08-19 | 2001-03-01 | Lee Hee Young | Reciprocating saw for use in variable angle and multiple direction |
| CN2885169Y (en) * | 2006-01-12 | 2007-04-04 | 李大军 | A tooth residual root extractor for dental department |
| CN103356298A (en) * | 2013-07-18 | 2013-10-23 | 哈尔滨市美中口腔研究所 | Novel dental forceps |
| CN106901798A (en) * | 2017-03-05 | 2017-06-30 | 温州医科大学附属眼视光医院 | Treatment thrombus operating robot |
-
2017
- 2017-07-22 CN CN201710603272.4A patent/CN107233135B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2329330Y (en) * | 1998-01-22 | 1999-07-21 | 郭清林 | Repoussoir |
| WO2001013802A1 (en) * | 1999-08-19 | 2001-03-01 | Lee Hee Young | Reciprocating saw for use in variable angle and multiple direction |
| CN2885169Y (en) * | 2006-01-12 | 2007-04-04 | 李大军 | A tooth residual root extractor for dental department |
| CN103356298A (en) * | 2013-07-18 | 2013-10-23 | 哈尔滨市美中口腔研究所 | Novel dental forceps |
| CN106901798A (en) * | 2017-03-05 | 2017-06-30 | 温州医科大学附属眼视光医院 | Treatment thrombus operating robot |
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| Publication number | Publication date |
|---|---|
| CN107233135A (en) | 2017-10-10 |
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