CN110261240A - A kind of root canal treatment NiTi file fold resistance device for fast detecting - Google Patents
A kind of root canal treatment NiTi file fold resistance device for fast detecting Download PDFInfo
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- CN110261240A CN110261240A CN201910474885.1A CN201910474885A CN110261240A CN 110261240 A CN110261240 A CN 110261240A CN 201910474885 A CN201910474885 A CN 201910474885A CN 110261240 A CN110261240 A CN 110261240A
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- Prior art keywords
- longitudinal direction
- electric pushrod
- cone
- rod
- support rod
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- 229910001000 nickel titanium Inorganic materials 0.000 title claims abstract description 66
- 210000004262 dental pulp cavity Anatomy 0.000 title claims abstract description 24
- 238000003466 welding Methods 0.000 claims description 15
- 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 12
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 206010017076 Fracture Diseases 0.000 description 15
- 208000010392 Bone Fractures Diseases 0.000 description 6
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 1
- 206010066901 Treatment failure Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000035508 accumulation Effects 0.000 description 1
- 230000002742 anti-folding effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The present invention relates to a kind of root canal treatment NiTi file fold resistance device for fast detecting, base top surface is fixedly installed with longitudinal bracing frame, electric pushrod fixation hole is offered in longitudinal bracing arch center, electric pushrod is set in the electric pushrod fixation hole, elevator is fixedly installed in the bottom of electric pushrod, the bottom of elevator is fixedly installed with lifting cone, in elevator two sides, there are two fixed limit guide blocks for setting, graduation mark layer is provided in each fixed limit guide block, first longitudinal direction support rod and second longitudinal direction support rod are symmetrically installed with below lifting cone, it is fixedly installed with first longitudinal direction cone of support and second longitudinal direction cone of support respectively at the top of first longitudinal direction support rod and second longitudinal direction support rod；The anti-index that fractures of every kind of NiTi file is measured using device, thus make doctor in clinical position can the more careful instrument using frangibility, reduce the rate that fractures of instrument.
Description
Technical field
The present invention relates to medical domains, and in particular to a kind of medical treatment detection instrument, in particular to a kind of root canal treatment NiTi
File fold resistance device for fast detecting.
Background technique
In tooth root canal treatment, NiTi file be used to clear up infection tooth nerve, but due to its rotation when by root canal
Interior torsion and the cyclic fatigue and torsional fatigue that NiTi file itself occurs, when these fatigue accumulations reach file to a certain extent
When the limit that son can bear, NiTi file will fracture.And NiTi file fractures in will result in root in tooth root canal
Blockage, the inflammation for making follow-up clinical operation that can not continue to clear up in root canal cause treatment failure.There is international state on the market at present
The file quality of the nickel-titanium metal file of interior a variety of brands, every kind of brand is different, and clinician faces the treatment file of numerous brands
Son can not usually judge quality good or not, and the higher rate that fractures can be occurred by using ropy NiTi file sometimes, and doctor is caused to control
Failure rate is treated to increase.
Existing tooth root canal treatment can not avoid the problem that fractures of NiTi file, the harder nickel-titanium metal of some materials completely
File is easy to fracture by tooth root canal torsion in the treatment, and the soft NiTi file in some surfaces is to carry out crooked root tube clear
It can also fracture when reason.That is existing root canal treatment possesses a very big disadvantage, is exactly that therapeutic device is always deposited
It is possible in the risk to fracture.Therefore, the present invention is directed to detect the fracture resistance of different NiTi files, treatment tool is selected for doctor
Quickly guidance is provided.
Summary of the invention
In view of the deficiencies of the prior art, it is simple to provide a kind of structure by the present invention, easy to operate, and work and operational efficiency are high,
Flexible adjustment, smart structural design, root canal treatment NiTi file fold resistance device for fast detecting simple to operation, for overcoming
Defect in the prior art.
The technical scheme of the present invention is realized as follows: a kind of root canal treatment NiTi file fold resistance device for fast detecting,
Including pedestal, the base top surface is fixedly installed with longitudinal bracing frame, offers electricity in longitudinal bracing arch center
Push rod fixation hole is moved, electric pushrod is set in the electric pushrod fixation hole, is fixedly installed with lifting in the bottom of electric pushrod
Block, the bottom of elevator are fixedly installed with lifting cone, and in elevator two sides, there are two fixed limit guide block, each fixations for setting
It is provided with graduation mark layer in limit guide block, is symmetrically installed with first longitudinal direction support rod and second longitudinal direction branch below lifting cone
Strut is fixedly installed with first longitudinal direction cone of support and second at the top of first longitudinal direction support rod and second longitudinal direction support rod respectively
Longitudinal bracing cone.
The longitudinal bracing frame is fixedly mounted on the medium position of base top surface, and longitudinal bracing frame is N glyph framework knot
Structure, two side bottoms of longitudinal bracing frame are fixedly welded with longitudinal bracing frame link block, pass through in longitudinal bracing frame link block vertical
It is connected to support frame link block fixing bolt with pedestal, it is solid in the bottom of first longitudinal direction support rod and second longitudinal direction support rod
Surely it is welded with vertical supporting bar link block, vertical supporting bar link block passes through vertical supporting bar link block fixing bolt and pedestal phase
Connection.
It is fixedly installed with the fixed bracket of electric pushrod at the top of the longitudinal bracing frame, passes through electricity at the top of electric pushrod
The dynamic fixed bracket fixation of push rod is installed in electric pushrod fixation hole, and the longitudinal bracing arch in electric pushrod side is set
It is equipped with electric pushrod switch enclosure, electric pushrod switch is provided on electric pushrod switch enclosure, two fixed limit guide blocks are symmetrical
Be distributed in the two sides of bottom in electric pushrod fixation hole, the top of each fixed limit guide block by welding with it is vertical
It is connected to support frame.
The top of the elevator is fixedly connected with the output end of electric pushrod by welding, electric pushrod
Downward, elevator is the rod-like structure that interface is square to output end, and the bottom of elevator is bored with lifting by welding
Top be connected to one structure, lifting cone is the triangular prism structure that section is isosceles triangle, goes up and down the length in vertex of a cone face
Spend equal with elevator base length, the width for going up and down vertex of a cone face is equal with the width of elevator bottom surface, go up and down the shape of cone with
Size and the shapes and sizes of first longitudinal direction cone of support and second longitudinal direction cone of support are equal.
The bottom of the first longitudinal direction cone of support is fixed with the top surface of first longitudinal direction support rod by welding to be connected
It is connected in integral structure, top surface of the second longitudinal direction cone of support bottom by welding with second longitudinal direction support rod is fixed
It is connected as one, first longitudinal direction support rod and second longitudinal direction support rod are square rod-like structure, first longitudinal direction support
The equal length of bar and second longitudinal direction support rod, the width and length of first longitudinal direction cone of support bottom surface and first longitudinal direction support rod top
It the width in face and is equal in length, the width and length of second longitudinal direction cone of support bottom surface and the width of second longitudinal direction support rod top surface
Be equal in length.
NiTi file rotating handle fixed frame is provided on the inside of the longitudinal bracing frame, NiTi file rotating handle is solid
The outboard end for determining frame is welded with telescopic sleeving rod, and telescopic rod is set in telescopic sleeving rod, and the end of telescopic rod, which is connected with snap ring, to be connect,
Snap ring notch is provided on snap ring, the snap ring end at snap ring notch both ends is fixedly installed with limit card block, each limiting card
Band internal thread fixture block bolt mounting holes are offered on block, and the fixed spiral shell of snap ring is movably installed in fixture block bolt mounting holes
Bolt.
Bolt regulating tank there are two symmetrically being opened up on the NiTi file rotating handle fixed frame, in bolt regulating tank
The NiTi file rotating handle fixed frame fixing bolt being connected with longitudinal bracing frame is installed, NiTi file rotating handle is fixed
Frame is the rectangle tabular structure that can be moved horizontally along NiTi file rotating handle fixed frame fixing bolt.
The installation direction of the telescopic sleeving rod and the installation direction of NiTi file rotating handle fixed frame are mutually perpendicular to,
Telescopic adjustment hole is offered on telescopic sleeving rod, and positioning adjusting screw rod, an end cap of telescopic rod are movably installed in telescopic adjustment hole
In telescopic sleeving rod, the other end of telescopic rod is connected by two snap ring fixing bolts with the outer wall of snap ring.
The present invention has following good effect: this product structure is simple, easy to operate, measures every kind of NiTi using device
The anti-index that fractures of file makes detection of the doctor before using these files through the present apparatus is clear oneself to use NiTi file
Fracture risk, thus make doctor in clinical position can the more careful instrument using frangibility, reduce fractureing for instrument
Rate.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the invention.
Fig. 2 is backsight structural representation of the invention.
Fig. 3 is side structure schematic diagram of the invention.
Fig. 4 is one of using state structure diagram of the invention.
Fig. 5 is the two of using state structure diagram of the invention.
Specific embodiment
As shown in Fig. 1,2,3,4,5, a kind of root canal treatment NiTi file fold resistance device for fast detecting, including pedestal 1, institute
1 top surface of pedestal stated is fixedly installed with longitudinal bracing frame 2, and it is solid to offer electric pushrod in 2 top center of longitudinal bracing frame
Determine hole, be set with electric pushrod 15 in the electric pushrod fixation hole, is fixedly installed with elevator 11 in the bottom of electric pushrod 15,
The bottom of elevator 11 is fixedly installed with lifting cone 12, and in 11 two sides of elevator, there are two fixed limit guide blocks 9 for setting, each
It is provided with graduation mark layer 10 in fixed limit guide block 9, is symmetrically installed with 5 He of first longitudinal direction support rod below lifting cone 12
Second longitudinal direction support rod 13 is fixedly installed with first at the top of first longitudinal direction support rod 5 and second longitudinal direction support rod 13 respectively
Longitudinal bracing cone 8 and second longitudinal direction cone of support 14.
The longitudinal bracing frame 2 is fixedly mounted on the medium position of 1 top surface of pedestal, and longitudinal bracing frame 2 is N glyph framework
Structure, two side bottoms of longitudinal bracing frame 2 are fixedly welded with longitudinal bracing frame link block 3, logical in longitudinal bracing frame link block 3
It crosses longitudinal bracing frame link block fixing bolt 4 to be connected with pedestal 1, in first longitudinal direction support rod 5 and second longitudinal direction support rod 13
Bottom be fixedly welded with vertical supporting bar link block 6, vertical supporting bar link block 6 is fixed by vertical supporting bar link block
Bolt 7 is connected with pedestal 1.The top of the longitudinal bracing frame 2 is fixedly installed with the fixed bracket 16 of electric pushrod, electronic to push away
The top of bar 15 is installed in electric pushrod fixation hole by the fixed fixation of bracket 16 of electric pushrod, in electric pushrod 15 1
It is provided with electric pushrod switch enclosure 17 at the top of the longitudinal bracing frame 2 of side, is provided with electric pushrod on electric pushrod switch enclosure 17 and opens
18 are closed, two fixed limit guide blocks 9 are symmetrically distributed in the two sides of bottom in electric pushrod fixation hole, each fixed limition orientation
The top of block 9 is connected with longitudinal bracing frame 2 by welding.
The top of the elevator 11 is fixedly connected with the output end of electric pushrod 15 by welding, electronic to push away
Downward, elevator 11 is the rod-like structure that interface is square, the side that the bottom of elevator 11 passes through welding to the output end of bar 15
The top of formula and lifting cone 12 is connected to one structure, and lifting cone 12 is the triangular prism structure that section is isosceles triangle,
The length of 12 top surfaces of lifting cone is equal with 11 base length of elevator, the width of 12 top surfaces of lifting cone and the width of 11 bottom surface of elevator
Spend it is equal, lifting cone 12 shapes and sizes and first longitudinal direction cone of support 8 and second longitudinal direction cone of support 14 shapes and sizes it is equal
It is equal.The bottom of the first longitudinal direction cone of support 8 is fixedly connected with the top surface of first longitudinal direction support rod 5 by welding
It is structure as a whole, 14 bottom of second longitudinal direction cone of support is solid with the top surface of second longitudinal direction support rod 13 by welding
Surely it is connected as one, first longitudinal direction support rod 5 and second longitudinal direction support rod 13 are square rod-like structure, first longitudinal direction
The equal length of support rod 5 and second longitudinal direction support rod 13, the width and length and first longitudinal direction of 8 bottom surface of first longitudinal direction cone of support
It the width of 5 top surface of support rod and is equal in length, the width and length and second longitudinal direction of 14 bottom surface of second longitudinal direction cone of support support
It the width of 13 top surface of bar and is equal in length.
The inside of the longitudinal bracing frame 2 is provided with NiTi file rotating handle fixed frame 19, and NiTi file rotates hand
The outboard end of handle fixed frame 19 is welded with telescopic sleeving rod 21, and telescopic rod 22, the end of telescopic rod 22 are set in telescopic sleeving rod 21
Portion is connected with snap ring 24, and snap ring notch 27 is provided on snap ring 24, and 24 end of snap ring at 27 both ends of snap ring notch is fixed
Limit card block 25 is installed, band internal thread fixture block bolt mounting holes are offered in each limit card block 25, in fixture block spiral shell
Snap ring fixing bolt 26 is movably installed in bolt mounting hole.It is symmetrically offered on the NiTi file rotating handle fixed frame 19
Two bolt regulating tanks 31 are equipped with the NiTi file rotating handle being connected with longitudinal bracing frame 2 in bolt regulating tank 31
Fixed frame fixing bolt 20, NiTi file rotating handle fixed frame 19 are can to fix along NiTi file rotating handle fixed frame
The rectangle tabular structure that bolt 20 moves horizontally.The installation direction and NiTi file rotating handle of the telescopic sleeving rod 21 are solid
The installation direction for determining frame 19 is mutually perpendicular to, and telescopic adjustment hole 32, activity in telescopic adjustment hole 32 are offered on telescopic sleeving rod 21
Positioning adjusting screw rod 33 is installed, one end of telescopic rod 22 is sleeved in telescopic sleeving rod 21, and the other end of telescopic rod 22 passes through two
A snap ring fixing bolt 23 is connected with the outer wall of snap ring 24.
Concrete operations of the present invention are as follows: when in use, being ready to commonly treat horse in clinical tooth root canal treatment first
It is connected on treatment motor up to 29, root canal handle 28 and the NiTi file 30 to be detected, and by root canal handle, by need to detect
NiTi file is mounted on the power output end for the treatment of motor, and then root canal handle is fixed in snap ring 24 using snap ring 24, leads to
It crosses snap ring notch 27 to be loaded into root canal handle minimum diameter position set, and towards lifting cone 12 that passage is maximum to root canal handle
Then diametrical position is tightened using snap ring fixing bolt 26, root canal handle is fixed on 24 inside of snap ring, then basis is mounted on
The corresponding position of NiTi file after treating the power output end of motor is adjusted, by the transverse direction for adjusting bolt regulating tank 31
Position determines that NiTi file is located at 14 top centered position of first longitudinal direction cone of support 8 and second longitudinal direction cone of support.By adjusting
Flexible adjustment NiTi file of the telescopic rod 22 in telescopic sleeving rod 21 is located at first longitudinal direction cone of support 8 and second longitudinal direction cone of support 14
The position of top middle line guarantees that the first longitudinal direction cone of support 8 and second that NiTi file is located in operation below lifting cone 12 is indulged
Electric pushrod switch 18 is pressed, electric pushrod 15 starts to transport after the completion of the positioning of NiTi file to the center of cone of support 14
Row, export downward, and moved downward steadily under the guiding role of two fixed limit guide blocks 9, electric pushrod 15 it is defeated
Outlet drives elevator 11 and lifting cone 12 to move downward, while opening the treatment motor 29 of tooth root governance, treats horse
It is persistently rotated on first longitudinal direction cone of support 8 and second longitudinal direction cone of support 14 up to 29 drive NiTi files 30, when under lifting cone 12
When moving to the position of NiTi file 30 of rotation, continue to keep moving down, and referring to the scale of graduation mark layer 10, persistently moves down two millis
Meter Hou, NiTi file 30 is bent, and by way of timing, calculates lifting cone 12 with the NiTi file 30 that rotates from starting to connect
It contacts the time that press-bending fractures, the time that fractures of NiTi file is recorded, and continue to measure in the manner described above next
Producer and lot number by NiTi file, the different brand NiTi files that doctor is possessed compare, and compare which kind of nickel-titanium file
The anti-folding time of son is longer.
This product can effectively measure the anti-index that fractures of every kind of NiTi file, pass through doctor before using these files
The present apparatus detection it is clear oneself using NiTi file the risk that fractures, to make doctor can be more careful in clinical position
The instrument using frangibility, reduce the rate that fractures of instrument.
Claims (8)
1. a kind of root canal treatment NiTi file fold resistance device for fast detecting, including pedestal (1), it is characterised in that: the bottom
Seat (1) top surface is fixedly installed with longitudinal bracing frame (2), and it is solid to offer electric pushrod in longitudinal bracing frame (2) top center
Determine hole, electric pushrod (15) are set in the electric pushrod fixation hole, is fixedly installed with lifting in the bottom of electric pushrod (15)
Block (11), the bottom of elevator (11) are fixedly installed with lifting cone (12), and in elevator (11) two sides, there are two fixed limits for setting
Position guide pad (9) is provided with graduation mark layer (10) on each fixed limit guide block (9), symmetrical below lifting cone (12)
First longitudinal direction support rod (5) and second longitudinal direction support rod (13) are installed, supported in first longitudinal direction support rod (5) and second longitudinal direction
The top of bar (13) is fixedly installed with first longitudinal direction cone of support (8) and second longitudinal direction cone of support (14) respectively.
2. root canal treatment NiTi file fold resistance device for fast detecting according to claim 1, it is characterised in that: described
Longitudinal bracing frame (2) is fixedly mounted on the medium position of pedestal (1) top surface, and longitudinal bracing frame (2) is N glyph framework structure, indulges
It is fixedly welded with longitudinal bracing frame link block (3) to two side bottoms of support frame (2), it is logical in longitudinal bracing frame link block (3)
It crosses longitudinal bracing frame link block fixing bolt (4) to be connected with pedestal (1), in first longitudinal direction support rod (5) and second longitudinal direction branch
The bottom of strut (13) is fixedly welded with vertical supporting bar link block (6), and vertical supporting bar link block (6) passes through longitudinal bracing
Bar link block fixing bolt (7) is connected with pedestal (1).
3. root canal treatment NiTi file fold resistance device for fast detecting according to claim 1 or 2, it is characterised in that: institute
It is fixed bracket (16) that electric pushrod is fixedly installed at the top of the longitudinal bracing frame (2) stated, electric pushrod passes through at the top of (15)
Electric pushrod fixed bracket (16) fixation is installed in electric pushrod fixation hole, the longitudinal direction branch in electric pushrod (15) side
It is provided with electric pushrod switch enclosure (17) at the top of support frame (2), electric pushrod switch is provided on electric pushrod switch enclosure (17)
(18), two fixed limit guide blocks (9) are symmetrically distributed in the two sides of bottom in electric pushrod fixation hole, and each fixed limit is led
It is connected by welding with longitudinal bracing frame (2) to the top of block (9).
4. root canal treatment NiTi file fold resistance device for fast detecting according to claim 1, it is characterised in that: described
The top of elevator (11) is fixedly connected with the output end of electric pushrod (15) by welding, electric pushrod (15) it is defeated
Downward, elevator (11) is the rod-like structure that is square of interface to outlet, the bottom of elevator (11) by welding with
Be connected to one structure at the top of lifting cone (12), and lifting cone (12) is the triangular prism structure that section is isosceles triangle,
The length of lifting cone (12) top surface is equal with elevator (11) base length, the width of lifting cone (12) top surface and elevator (11)
The width of bottom surface is equal, the shapes and sizes and first longitudinal direction cone of support (8) and second longitudinal direction cone of support (14) of lifting cone (12)
Shapes and sizes be equal.
5. root canal treatment NiTi file fold resistance device for fast detecting according to claim 1 or 4, it is characterised in that: institute
Top surface of the bottom for the first longitudinal direction cone of support (8) stated by welding with first longitudinal direction support rod (5) is fixedly connected as
Integral structure, described second longitudinal direction cone of support (14) bottom top surface with second longitudinal direction support rod (13) by welding
Be connected to one structure, and first longitudinal direction support rod (5) and second longitudinal direction support rod (13) they are square rod-like structure, the
The equal length of one vertical supporting bar (5) and second longitudinal direction support rod (13), the width and length of first longitudinal direction cone of support (8) bottom surface
It spends the width with first longitudinal direction support rod (5) top surface and is equal in length, the width and length of second longitudinal direction cone of support (14) bottom surface
It spends the width with second longitudinal direction support rod (13) top surface and is equal in length.
6. root canal treatment NiTi file fold resistance device for fast detecting according to claim 1 or 2, it is characterised in that: institute
NiTi file rotating handle fixed frame (19) is provided on the inside of the longitudinal bracing frame (2) stated, NiTi file rotating handle is fixed
The outboard end of frame (19) is welded with telescopic sleeving rod (21), is set with telescopic rod (22) in telescopic sleeving rod (21), telescopic rod (22)
End be connected with snap ring (24), be provided on snap ring (24) snap ring notch (27), the snap ring at snap ring notch (27) both ends
(24) end is fixedly installed with limit card block (25), and band internal thread fixture block spiral shell is offered on each limit card block (25)
Bolt mounting hole is movably installed with snap ring fixing bolt (26) in fixture block bolt mounting holes.
7. root canal treatment NiTi file fold resistance device for fast detecting according to claim 6, it is characterised in that: described
It is symmetrically opened up on NiTi file rotating handle fixed frame (19) there are two bolt regulating tank (31), the peace in bolt regulating tank (31)
Equipped with the NiTi file rotating handle fixed frame fixing bolt (20) being connected with longitudinal bracing frame (2), NiTi file rotates hand
Handle fixed frame (19) is the rectangle tabular that can be moved horizontally along NiTi file rotating handle fixed frame fixing bolt (20)
Structure.
8. root canal treatment NiTi file fold resistance device for fast detecting according to claim 6, it is characterised in that: described
The installation direction of telescopic sleeving rod (21) and the installation direction of NiTi file rotating handle fixed frame (19) are mutually perpendicular to, in telescopic
It is offered on bar (21) telescopic adjustment hole (32), positioning adjusting screw rod (33) is movably installed in telescopic adjustment hole (32), stretched
One end of bar (22) is sleeved in telescopic sleeving rod (21), the other end of telescopic rod (22) by two snap ring fixing bolts (23) with
The outer wall of snap ring (24) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910474885.1A CN110261240A (en) | 2019-06-03 | 2019-06-03 | A kind of root canal treatment NiTi file fold resistance device for fast detecting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910474885.1A CN110261240A (en) | 2019-06-03 | 2019-06-03 | A kind of root canal treatment NiTi file fold resistance device for fast detecting |
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| CN110261240A true CN110261240A (en) | 2019-09-20 |
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| CN201910474885.1A Pending CN110261240A (en) | 2019-06-03 | 2019-06-03 | A kind of root canal treatment NiTi file fold resistance device for fast detecting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916664A (en) * | 2021-11-30 | 2022-01-11 | 中国科学院、水利部成都山地灾害与环境研究所 | Soil root system drawing and shearing integrated testing device |
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