CN209899615U - Root canal file with non-equiaxial section - Google Patents
Root canal file with non-equiaxial section Download PDFInfo
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- CN209899615U CN209899615U CN201920302882.5U CN201920302882U CN209899615U CN 209899615 U CN209899615 U CN 209899615U CN 201920302882 U CN201920302882 U CN 201920302882U CN 209899615 U CN209899615 U CN 209899615U
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Abstract
The utility model belongs to the technical field of root canal files, in particular to a root canal file with non-isometric section, which comprises a file grab handle and a nickel-titanium file rod, wherein the nickel-titanium file rod is connected with one end of the file grab handle, which is different from the nickel-titanium file rod, is screwed and connected with an end cover, the end part of the file grab handle, which is close to the end cover, is provided with a limiting groove, a first sealing ring is arranged inside the limiting groove, the first sealing ring is contacted with the inner surface of the end cover, and the inner surface of the file; through the bonding at the inside spacing pad of file grab handle, make the power install when file grab handle is inside, spacing pad receives the extrusion back of battery, make the battery fix in the inside of file grab handle, avoid root canal file battery when using to rock, improved the stability that root canal file used, cup joint the protecting cover at nickel titanium file pole surface simultaneously, make the protecting cover pass through constant head tank and second sealing washer fixed, the inside at the constant head tank is installed to the second sealing washer, the stability that protecting cover and nickel titanium file pole are connected has been increased.
Description
Technical Field
The utility model belongs to the technical field of the root canal file, concretely relates to non-isometric cross-section root canal file.
Background
Root canal files, which are used to clean pulp necrosis and deepen root canals, are commonly used in endodontics, which is a principle of removing most of infectious materials in the root canal by mechanical and chemical methods, and preventing the occurrence of periapical lesions or promoting the healing of the already-occurring periapical lesions by filling the root canal, closing the crown.
Current root canal file is at the in-process that uses, and it is poor to have the root canal file to hold stability, and the inside battery installation stability of file grab handle is poor simultaneously, and the inside liquid of patient's oral cavity gets into the inside problem of file grab handle along with nickel chromium file pole easily simultaneously.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned problem that exists among the prior art, the utility model provides a root canal file of non-isometric cross-section has the root canal file and takes hold stably, the characteristics that root canal file safety in utilization performance is high.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an isometric cross-section root canal file of non-, including file grab handle and nickel titanium file pole, the one end at the file grab handle is connected to the nickel titanium file pole, the file grab handle is different from the one end of nickel titanium file pole and closes soon and be connected with the end cover, the file grab handle is close to the tip of end cover and has seted up the spacing groove, the internally mounted of spacing groove has first sealing washer, and the internal surface contact of first sealing washer and end cover, and the internal surface bonding of file grab handle has spacing pad, the protecting cover has been cup jointed to the surface of nickel titanium file pole, the constant head tank has all been seted up to the surface of nickel titanium file pole and the internal surface of protecting cover, the internally mounted of constant head tank has the second sealing washer, the protecting.
As an optimized technical scheme of the utility model, the rubber oversheath has been cup jointed to the surface of file grab handle, the one end integrated into one piece of rubber oversheath has the dactylotheca, the other end integrated into one piece of rubber oversheath has the thumb locating piece, the internal surface integrated into one piece of rubber oversheath has the non-slip raised.
As an optimized technical scheme of the utility model, the dactylotheca of rubber oversheath one end is provided with threely, three altogether the diameter of dactylotheca equals, the non-slip raised is the loop configuration, and non-slip raised equidistant distribution.
As an optimized technical proposal of the utility model, the inner surface of one end of the end cover and the outer surface of one end of the file grab handle are both provided with screw threads.
As an optimized technical scheme of the utility model, spacing pad is half tubular structure, and spacing pad is provided with four altogether.
As a preferred technical scheme of the utility model, the protecting cover is the quarter spherical structure, and the central point of protecting cover is located the file grab handle.
As an optimal technical scheme of the utility model, the constant head tank that nickel titanium file pole and protecting cover surface were seted up all is provided with four, first sealing washer and second sealing washer are hollow ring shape structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the bonding at the inside spacing pad of file grab handle, make the power install when file grab handle is inside, spacing pad receives the extrusion back of battery, make the battery fix in the inside of file grab handle, avoid the root canal file battery to rock when using, the stability of root canal file use has been improved, cup joint the protecting cover at nickel titanium file pole surface simultaneously, make the protecting cover pass through constant head tank and second sealing washer fixed, the inside at the constant head tank is installed to the second sealing washer, the stability that the protecting cover is connected with nickel titanium file pole has been increased, avoid the root canal file when using, the liquid of ring patient root canal department flows into the inside of file grab handle along nickel titanium file pole, the security that the root canal file used has been increased.
2. Isomorphism cup joints the outside rubber oversheath at the file grab handle, and rubber oversheath is protruding through inside integrated into one piece's antiskid simultaneously, increases the stability of rubber oversheath and file grab handle contact, rubber oversheath one end integrated into one piece's dactylotheca simultaneously, rubber oversheath other end integrated into one piece's thumb locating piece, and the user of being convenient for is taken and is held the file grab handle, has improved medical personnel and has taken and hold the comfort level in file grab handle outside.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the connection structure of the nickel titanium file rod and the protective cover of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic cross-sectional view of the rubber sheath of the present invention;
FIG. 6 is a schematic view of the connection structure of the file handle and the end cap of the present invention;
FIG. 7 is an enlarged view of the structure at B in FIG. 6;
FIG. 8 is a schematic cross-sectional view of the file handle of the present invention;
in the figure: 1. a file handle; 2. a nickel titanium file rod; 3. an end cap; 4. a limiting groove; 5. a first seal ring; 6. a limiting pad; 7. a protective cover; 8. positioning a groove; 9. a second seal ring; 10. a rubber outer sheath; 11. finger stall; 12. a thumb positioning block; 13. and (4) anti-skid bulges.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-8, the present invention provides the following technical solutions: the utility model provides an isometric cross-section root canal file of non-, including file grab handle 1 and nickel titanium file pole 2, the one end at file grab handle 1 is connected to nickel titanium file pole 2, file grab handle 1 is different from the one end of nickel titanium file pole 2 and closes soon and is connected with end cover 3, file grab handle 1 is close to the tip of end cover 3 and has seted up spacing groove 4, the internally mounted of spacing groove 4 has first sealing washer 5, and the internal surface contact of first sealing washer 5 and end cover 3, the internal surface bonding of file grab handle 1 has spacing pad 6, protecting cover 7 has been cup jointed to the surface of nickel titanium file pole 2, constant head tank 8 has all been seted up to the surface of nickel titanium file pole 2's surface and protecting cover 7's internal surface, the internally mounted of constant head tank 8 has second sealing washer 9, protecting cover 7 cup joints.
In this embodiment, through bonding at the inside spacing pad 6 of file grab handle 1, make the power install when file grab handle 1 is inside, spacing pad 6 receives the extrusion back of battery, make the battery fix in the inside of file grab handle 1, avoid root canal file battery when using to rock, the stability that the root canal file used has been improved, cup joint protecting cover 7 at nickel titanium file pole 2 surfaces simultaneously, make protecting cover 7 fixed through constant head tank 8 and second sealing washer 9, the inside at constant head tank 8 is installed to second sealing washer 9, the stability that protecting cover 7 is connected with nickel titanium file pole 2 has been increased, avoid root canal file when using, the liquid of ring patient root canal department flows into the inside of file grab handle 1 along nickel titanium file pole 2, the security that the root canal file used has been increased.
Specifically, the outer surface of file grab handle 1 has cup jointed rubber oversheath 10, and the one end integrated into one piece of rubber oversheath 10 has dactylotheca 11, and the other end integrated into one piece of rubber oversheath 10 has thumb locating piece 12, and the internal surface integrated into one piece of rubber oversheath 10 has anti-skidding arch 13, and the dactylotheca 11 of rubber oversheath 10 one end is provided with threely altogether, and the diameter of three dactylotheca 11 equals, and anti-skidding arch 13 is the ring column structure, and the equidistant distribution of anti-skidding arch 13.
In this embodiment, through cup jointing at the outside rubber oversheath 10 of file grab handle 1, rubber oversheath 10 is protruding 13 through inside integrated into one piece's antiskid simultaneously, increases the stability of rubber oversheath 10 and the contact of file grab handle 1, and rubber oversheath 10 one end integrated into one piece's dactylotheca 11 simultaneously, rubber oversheath 10 other end integrated into one piece's thumb locating piece 12, the user of being convenient for is taken and is held file grab handle 1, has improved medical personnel and has taken and hold the comfort level in file grab handle 1 outside.
Specifically, the inner surface of one end of the end cover 3 and the outer surface of one end of the file handle 1 are both provided with threads.
In this embodiment, the screw threads formed on the inner surface of one end of the end cap 3 and the outer surface of one end of the file handle 1 facilitate the end cap 3 to be screwed on one end of the file handle 1.
Specifically, the limiting pads 6 are of a half tubular structure, and the number of the limiting pads 6 is four.
In this embodiment, through four spacing pads 6 of half tubular structure, improve the battery and install the inside stability at file grab handle 1 after spacing through spacing pad 6.
Specifically, the protecting cover 7 is a quarter spherical structure, and the central point of the protecting cover 7 is located on the filing handle 1.
In this embodiment, the protection of the filing handle 1 by the protective cover 7 is increased by the protective cover 7 of the quarter-spherical structure.
Specifically, the positioning grooves 8 formed in the surfaces of the nickel-titanium file rod 2 and the protecting cover 7 are four, and the first sealing ring 5 and the second sealing ring 9 are both hollow circular ring structures.
In this embodiment, the constant head tank 8 of seting up through nickel titanium file pole 2 and 7 surfaces of protecting cover all is provided with four, and second sealing washer 9 has improved the leakproofness that the protecting cover 7 was installed in nickel titanium file pole 2 outsides for hollow ring shape structure simultaneously.
The utility model discloses a theory of operation and use flow: when in assembly, the battery is arranged inside the file handle 1, the battery extrudes the limit pad 6 at the same time, so that the limit pad 6 limits the battery after being deformed, the first sealing ring 5 is arranged inside the limit groove 4, the end cover 3 is screwed at one end of the rasp handle 1, the rubber outer sheath 10 is sleeved outside the rasp handle 1, so that the anti-skid bulge 13 integrally formed inside the rubber outer sheath 10 is tightly attached to the outer surface of the file handle 1, a user installs the second sealing ring 9 inside the locating groove 8 formed on the surface of the nickel-titanium file rod 2, the protecting cover 7 is sleeved on the outer surface of the nickel titanium filing rod 2, and the positioning groove 8 arranged on the inner surface of the protecting cover 7 is clamped outside the second sealing ring 9, the medical staff holds the rubber outer sheath 10 with one hand, and the fingers of the medical staff pass through the finger sleeve 11 and press the thumb on the outer part of the thumb positioning block 12.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An isometric section root canal file, includes file grab handle (1) and nickel titanium file pole (2), its characterized in that: the nickel-titanium filing rod (2) is connected with one end of the filing handle (1), one end of the filing handle (1) different from the nickel-titanium filing rod (2) is connected with the end cover (3) in a screwing way, the end part of the file grab handle (1) close to the end cover (3) is provided with a limiting groove (4), a first sealing ring (5) is arranged inside the limiting groove (4), the first sealing ring (5) is contacted with the inner surface of the end cover (3), the inner surface of the file handle (1) is bonded with a limit pad (6), the outer surface of the nickel-titanium file rod (2) is sleeved with a protective cover (7), the outer surface of the nickel-titanium file rod (2) and the inner surface of the protective cover (7) are both provided with positioning grooves (8), the internally mounted of constant head tank (8) has second sealing washer (9), protecting cover (7) cup joint through constant head tank (8) and second sealing washer (9) and fix the surface at nickel titanium file pole (2).
2. The file according to claim 1, wherein: the outer surface of the file handle (1) is sleeved with a rubber outer sheath (10), one end of the rubber outer sheath (10) is integrally formed with a finger sleeve (11), the other end of the rubber outer sheath (10) is integrally formed with a thumb positioning block (12), and the inner surface of the rubber outer sheath (10) is integrally formed with an anti-skidding bulge (13).
3. The file according to claim 2, wherein: the rubber outer sheath (10) is characterized in that the number of the finger sleeves (11) at one end of the rubber outer sheath (10) is three, the diameters of the finger sleeves (11) are equal, the anti-skid bulges (13) are of circular ring structures, and the anti-skid bulges (13) are distributed at equal intervals.
4. The file according to claim 1, wherein: the inner surface of one end of the end cover (3) and the outer surface of one end of the file handle (1) are both provided with threads.
5. The file according to claim 1, wherein: the limiting pads (6) are of a half tubular structure, and the number of the limiting pads (6) is four.
6. The file according to claim 1, wherein: the protecting cover (7) is of a quarter spherical structure, and the central point of the protecting cover (7) is positioned on the filing handle (1).
7. The file according to claim 1, wherein: the locating slot (8) that nickel titanium file pole (2) and protecting cover (7) surface were seted up all is provided with four, first sealing washer (5) and second sealing washer (9) are hollow ring shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920302882.5U CN209899615U (en) | 2019-03-11 | 2019-03-11 | Root canal file with non-equiaxial section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920302882.5U CN209899615U (en) | 2019-03-11 | 2019-03-11 | Root canal file with non-equiaxial section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209899615U true CN209899615U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920302882.5U Active CN209899615U (en) | 2019-03-11 | 2019-03-11 | Root canal file with non-equiaxial section |
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| Country | Link |
|---|---|
| CN (1) | CN209899615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111685897A (en) * | 2020-07-17 | 2020-09-22 | 山东鑫沈行新材料科技有限公司 | NiTi alloy root canal file with long fatigue life and process thereof |
-
2019
- 2019-03-11 CN CN201920302882.5U patent/CN209899615U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111685897A (en) * | 2020-07-17 | 2020-09-22 | 山东鑫沈行新材料科技有限公司 | NiTi alloy root canal file with long fatigue life and process thereof |
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