CN1989914B - Gutta-percha points filler in tooth root canal - Google Patents
Gutta-percha points filler in tooth root canal Download PDFInfo
- Publication number
- CN1989914B CN1989914B CN2005100975407A CN200510097540A CN1989914B CN 1989914 B CN1989914 B CN 1989914B CN 2005100975407 A CN2005100975407 A CN 2005100975407A CN 200510097540 A CN200510097540 A CN 200510097540A CN 1989914 B CN1989914 B CN 1989914B
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- gutta
- conduit
- filler
- root canal
- tooth root
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Abstract
The invention discloses a tooth glue tip filler in tooth root canal, it consists of force application part, vessels and push bar part connecting the force application part, said vessels consists of shedding and guided groove through vessels, said push bar part consists of push bar equipped in guided groove and is relative to vessels sliding in guided groove. Apply external force on the force application part during the use process, the push bar moves relatively to vessel, the tooth glue inserting the guided groove from shedding is cut by push bar and fills into the 1/3 root canal of root tip to making the filled tooth glue tip is controlled in the required length range, it need not remove exposed tooth glue while blocks the tooth root tip hole to making the tooth root tip will not be filled over.
Description
Technical field
The present invention relates to a kind of dental tool, relate in particular to a kind of endodontic procedure gutta-percha points filler in tooth root canal that is used for.
Background technology
In odontopathy, the tooth relevant disease that causes owing to the irreversible pathological changes of dental pulp in the tooth is a kind of very common disease, treating the effective method of this odontopathy promptly is the root canal method, and in the step of root canal, the root-canal filling imprecision, super fill or owe to fill all can cause the root canal failure in various degree, especially the above two influences are bigger.Therefore the instrument that needs to be fit to carries out the root-canal filling step.Present existing canal filling method mainly contains three kinds: 1, gutta percha point+oxpara is filled up method by hand, and 2, hot gutta-percha injects root pipe method through hot glue plugger pressurization, 3, oxpara injects the root pipe through the pressurization of paste plugger.Because of back two kinds of methods all easily cause charges to be exceeded by apical foramen of tooth and comparatively costliness, the difficult grasp of operation of cost, clinical practice is popularized as yet at home at present.Method 1 is used comparatively extensive, but still there are problems, for example hands placement gutta percha point is narrow because of the apical foramen of tooth preparation, resistance is bigger, characteristics such as the glue point is softer, the visual field, backteeth working area is bad in addition, can not look at apical foramen of tooth straight, routine is placed gutta percha point with tweezers and is difficult for accomplishing pressurization sealing apical foramen of tooth, can only put into the 1/3 pipe effect of the sealing tip of a root of playing through many glue of side pressure point repeatedly with the side pressure pin, and need scalding, might scald the patient with the unnecessary gutta percha point of exposed parts with boiling hot the removing in metal dental instrument heating back except that in the operating process of unnecessary gutta-percha, also the gutta percha point in the pipe of filling RUGEN may be taken out of as used metallic weapon temperature deficiency, and have no alternative but carry out the secondary filling, above-mentioned situation all needs doctor and patient to take a long time, and can increase the patient suffering.Even accomplish above step, in the root pipe on the root 2/3 gutta percha point when implanting root pipe nail or root canal pile, still need remove, inevitably affect the tip of a root 1/3 gutta percha point when carrying out this operation, cause the apical foramen of tooth that has sealed loosening and the microgap occurs.Tooth pulp canal hose lining point filling special equipment does not appear in the market as yet.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of gutta-percha points filler in tooth root canal that gutta-percha can be filled to the end.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: gutta-percha points filler in tooth root canal of the present invention, comprise force section, conduit and be connected in the push rod portion of force section, described conduit comprises opening and runs through the guide groove of conduit, and described push rod portion comprises and is contained in the guide groove and the push rod that moves relative to conduit in guide groove; Described opening is arranged at the conduit side of adjacent pipes free end.
Described conduit and push rod are arc.
The free-ended longitudinal cross-section of described conduit is a wedge shape.
The clamping part that also comprises the clamping conduit, described clamping part comprise block end and hold end that described holding held the fixing hole with A/C one end.
The described end that holds offers slit.
Also comprise the adjusting portion that is connected with clamping part, described adjusting portion is provided with the accommodation hole of the block end of accommodating clamping part and screws in the regulating element of the fastening block end of relative accommodation portion in the adjusting portion.
Described force section comprises connecting rod, is movably connected on first, second holding rod, and the movable motion bar that is fixed in second holding rod and passes first holding rod at connecting rod two ends respectively.
Be arranged with the flexible member that elastic restoring force is provided on the described motion bar.
Described first holding rod is provided with through hole, and described first holding rod passes described through hole.
Also comprise the sleeve pipe that is connected with the force section, described sleeve pipe is provided with the receiving space that holds push rod portion.
Compared with prior art, the present invention has following advantage: the conduit of gutta-percha points filler in tooth root canal of the present invention is provided with the opening that can place gutta-percha, push rod moves in the guide groove of conduit, in the push rod moving process, utilize push rod to move and shear gutta-percha with respect to catheter wall, thereby the gutta percha point that makes filling is controlled in the needed length range, and does not need to remove in addition the step that exposes gutta-percha; Push rod moving in guide groove can provide downward component that gutta percha point is filled with among the Yu Genguan to gutta percha point, and because push rod and conduit are slender type, so can make gutta percha point enter the tip of root pipe to the gutta percha point application of force; In addition, because plugger is provided with the push rod and the conduit of different size, therefore can select for use big as required or than the push rod and the conduit of minor diameter, with no matter guarantee root pipe thickness all can with gutta percha point closely filling in the root pipe, plug closes apical foramen of tooth simultaneously, does not cause the tip of a root to surpass and fills.
Description of drawings
Fig. 1 is the perspective exploded view of gutta-percha points filler in tooth root canal.
Fig. 2 is the combination sketch map of gutta-percha points filler in tooth root canal.
Fig. 3 is the partial cutaway schematic of conduit and push rod combination among Fig. 1.
Fig. 4 is positioned over partial cutaway schematic in the conduit for gutta-percha.
The partial cutaway schematic that Fig. 5 finishes for the gutta percha point filling.
The specific embodiment
Please refer to Fig. 1, shown in Figure 2, gutta-percha points filler in tooth root canal 100 of the present invention comprises that force section 1, the push rod portion 2 that is connected with force section 1, part hold the locating sleeve 7 of the sleeve pipe 3 of push rod portion 2, the adjusting portion 4 that is connected to sleeve pipe 3, the clamping part 5 that is connected to adjusting portion 4, the conduit 6 that is installed on clamping part 5 and relative clamping part 5 positioning catheters 6.
Please refer to shown in Figure 1, the connecting rod 13 that described force section 1 comprises first holding rod 11, second holding rod 12, flexibly connect at end and first, second holding rod 11,12 and be fixed in second holding rod 12 and pass the motion bar 14 of first holding rod 11.Described first, second holding rod 11,12 roughly is the lengthwise type, first, second holding rod 11,12 1 ends offer tank (not label) respectively, the two ends of connecting rod 13 are contained in respectively in the above-mentioned tank and by securing member (not label) and first, second holding rod 11,12 and flexibly connect, and above-mentioned securing member can be screw, screw, pin or rivet etc.Described first holding rod 11 also is provided with through hole 111, and the inwall of described through hole 111 is provided with female thread, and motion bar 14 1 ends are fixed in by the securing member activity in the tank of second holding rod 12, and the other end stretches out the outside of first holding rod 11 by through hole 111.The free end of described motion bar 14 is provided with accepting hole 141, and described accepting hole 141 can be that blind hole also can be a through hole, and preferred, described accepting hole 141 inside are provided with female thread.
Described push rod portion 2 comprises fixed part 21, is fixed in the push rod 22 of fixed part 21 1 ends, and the other end of described fixed part 21 is outward extended with and is provided with externally threaded fixed bar 211.Described push rod 22 can be to be fixed in the fixed part 21 non-dismountablely, and for example welding, bonding etc. also can be removably to be fixed in the fixed part 21 by other modes, for example interference fit, be threaded etc.Described push rod is arc preferably, push rod 22 perpendicular to the diameter of section scope of axis 0.2-0.8mm preferably.
Described sleeve pipe 3 is a hollow cylindrical, comprises being arranged at telescopic joint 31 an of end and running through whole receiving space 32, and described telescopic joint 31 is provided with external screw thread.Described adjusting portion 4 is that lengthwise is cylindric, comprise main body 40, autonomous agent 40 two ends respectively longitudinal extension first, second connecting portion 41,42 and be arranged at main body 40 periphery walls and the regulating element 43 of contiguous second connecting portion 42, described second connecting portion 42 is provided with accommodation hole (not label), and described accommodation hole can be that blind hole also can run through whole through hole.
Described clamping part 5 is a hollow, comprises block end 51 and holds end 52, holds on the end 52 and offers equidistant slit 521, and clamping part 5 offers and axially runs through block end 51 and the fixing hole 53 that holds end 52.Preferably, hold the contraction that diminishes gradually of end 52 free end diameter, the number of slit 521 is 3, and described slit 521 can extend on the block end 51 always, have superior elasticity and chucking power thereby hold end 52, so the diameter of fixing hole 53 can enlarge or dwindle.
Described conduit 6 is an arc, and its contiguous free-ended position is provided with an opening 61, conduit 6 offers and runs through the guide groove 62 of integral duct 6 with guiding push rod portion 2.Described opening 61 the above-mentioned free end that the position as required can more close conduit 6 is set, also can be further from the above-mentioned free end of conduit 6.The internal diameter of described guide groove 62 and the external diameter of push rod 22 internal diameter identical or guide groove 62 are slightly less than the external diameter of push rod 22, to guarantee closely cooperating between push rod 22 and the guide groove 62.Preferably, described conduit 6 is an arc, and the wall thickness of conduit 6 is less than or equal to 0.2mm, the free end chamfering of the guide groove 62 of conduit 6, and promptly guide groove 62 free-ended longitudinal sections are wedge shape.Locating sleeve 7 front ends of described hollow hold shape similar to holding of clamping part 5, and its front end is provided with locating hole 71.
Please be simultaneously with reference to shown in Figure 2, during assembling, the fixed bar 211 of push rod portion 2 is threadedly connected in the accepting hole 141 of motion bar 14, sleeve pipe 3 is set in outside push rod 22 and the motion bar 14 by push rod 22, and the connecting portion 31 of sleeve pipe 3 is connected in the through hole 111 of first holding rod 11, thereby with force section 1, push rod portion 2 and sleeve pipe 3 are assembled in together, first connecting portion 41 with adjusting portion 4 is contained in the receiving space 32 of sleeve pipe 3 subsequently, the block end 51 of clamping part 5 is fixed in the accommodation hole of second connecting portion 42 that is inlaid in adjusting portion 4, the end that conduit 6 is not provided with opening 61 is inserted in the fixing hole 53 of clamping part 5, locating sleeve 7 is connected on second connecting portion 42 of adjusting portion 4 subsequently, clamping part 5 is located in wherein, and the locating hole 71 of conduit 6 self-align sleeve pipes 7 stretches out, push rod 22 stretches in the guide groove 62 of conduit 6, locating sleeve 7 is connected in second connecting portion 42 so that end 52 elasticity that hold of clamping part 5 tighten, and conduit 6 is anchored among the fixing hole 53, thereby prevents that conduit 6 comes off in the use.As shown in Figure 3, the end of push rod 22 is positioned at the end of the opening 61 of conduit 6.Gutta-percha points filler in tooth root canal 100 after the combination only can be seen force section 1, sleeve pipe 3, adjusting portion 4, locating sleeve 7 and conduit 6 from the outside.
After the block end 51 of clamping part 5 is fixed in the accommodation hole of second connecting portion 42 that is inlaid in adjusting portion 4, the regulating element 43 of adjusting portion 4 can screw in the main body 40 of adjusting portion 4, thereby the block end 51 of clamping part 5 is fixed in the accommodation hole of adjusting portion 4, when needing adjusting clamping part 5 to expose the length of second connecting portion 42, screw out regulating element 43, relative second connecting portion 42 extract or indentation block end 51 behind the appropriate location, screwing in regulating element 43 can be fixed in block end 51 in the adjusting portion 4.
Please be simultaneously with reference to Fig. 2, Fig. 4, shown in Figure 5, in use, the conduit 6 of gutta-percha points filler in tooth root canal 100 of the present invention inserts gutta-percha 200 (can certainly be other tooth charges) from opening 61 places, gutta percha point 201 enters in the guide groove 62, as shown in Figure 5, with the backteeth is example, conduit 6 and push rod 22 enter into apart from behind restraining forces/3 positions, tooth gear root canal point bottom, hold first with a firm grip, second holding rod 11,12, making motion bar 14 drive push rod 22 moves forward to relative sleeve 3, thereby push rod 22 moves in the guide groove 62 of conduit 6, in the process that push rod 22 moves, the free end of push rod 22 downcuts gutta percha point 201 and also promote gutta percha point 201 in the root pipe of tooth because the external diameter of push rod 22 is slightly larger than or equals the internal diameter of guide groove 62, so gutta percha point 201 can be pushed out guide groove 62 fully outer and enter fully in the root pipe.Because opening 61 positions of conduit 6 can be provided with as required, and guide groove 62 can be set to multiple diameter with push rod 22, therefore the conduit 6 and push rod 22 that can select different size for use according to the length and the rugosity of the required gutta-percha of root pipe, thus make the gutta percha point 201 that injects in the tooth pulp canal better meet needed length and rugosity.。Push rod 22 cuts off gutta-percha 200 when moving in guide groove 62, make the gutta percha point 201 of injection just in time be filled with the root pipe, do not have the gutta percha point 201 that exposes, therefore do not have super phenomenon of filling, avoided scalding the step of removing unnecessary gutta percha point, because the length of gutta-percha is adjusted as required, and conduit 6 can extend in the root pipe apart from about 1/3rd position at the bottom of the root canal point, push rod 22 promotes gutta percha point 201 just in time can reach position, the sharpest end of root pipe, therefore avoided the phenomenon of gutta percha point 201 insufficient fills, the time of therefore having saved doctor and patient, reduced the misery of sufferer.In addition,, can not injure the root inside pipe wall in the time of therefore in entering the root pipe, and help conduit to enter smoothly or withdraw from the root pipe because the free-ended longitudinal section of conduit 6 is a wedge shape.
Certainly, described adjusting portion 4 is not to be necessary yet, the other end of sleeve pipe 3 can be provided with equally and have externally threaded holding section (not shown), the external diameter of this Access Division is identical with adjusting portion 4 second connecting portions 42 external diameters, and be provided with the internal diameter sleeve pipe accommodation hole (not shown) identical in the holding section with the accommodation hole internal diameter of adjusting portion, and an end of sleeve pipe 3 contiguous these holding sections is provided with regulating element (not shown), thereby the block end 51 of clamping part 5, be set in the holding section, regulating element screws in or screws out sleeve pipe to regulate the length of exposing sleeve pipe 3 of clamping part 5, locating sleeve 7 is connected in the holding section so that end 52 elasticity that hold of clamping part 5 tighten, conduit 6 is anchored among the fixing hole 53, thereby prevents that conduit 6 comes off in the use.
Be that example describes only in the above-mentioned embodiment with push rod 22 and conduit 6 with a kind of size, in fact, gutta-percha points filler in tooth root canal 100 of the present invention can be equipped with many conduits 6 and push rod portion 22, different conduits 6 designs as required with the size of push rod 22, when the diameter that needs filling root pipe bigger, then select all bigger push rod of diameter of section 22 and conduit 6 for use, when the diameter that needs filling root pipe less, then all less push rod of diameter of section 22 and conduit 6, as long as the diameter of section of push rod 22 is identical with the internal diameter of guide groove 62, perhaps the diameter of section of push rod 22 internal diameter that is slightly larger than guide groove 62 gets final product.
Certainly, the accepting hole of the motion bar 14 of described force section 1 also can not be provided with screw thread, the fixed part 21 and the motion bar of push rod portion 2 do not adopt threaded engagement, but employing interference fit, fixed bar 211 external diameters that are fixed part 21 are slightly larger than the internal diameter of motion bar 14, thereby guarantee that push rod portion 2 can not come off from motion bar 14 easily.Preferably, can also be arranged with flexible member (commonly used is spring) on the motion bar 14, at first, second holding rod 11,12 of holding with a firm grip to promote push rod 22 in conduit 6 when mobile, the spring distortion, unclamping first, second holding rod at 11,12 o'clock, spring restores to the original state, and makes first, second holding rod 11,12 revert to not stressed state automatically.Described first, second holding rod 11,12 also can be set to other shapes, promptly the edge designs of first holding rod 11 is that waveform is so that the finger grips and the application of force, first, second holding rod 11,12 can be set to pipeline-type and be beneficial to attractive in appearance, and can also offer other conduit on first, second holding rod 11,12, thereby alleviate the weight of whole gutta-percha points filler in tooth root canal 100 and save material.
Described force section 1 also is not limited only to illustrated embodiment, and the normal at present progressive modes of using of push rod of can deriving such as syringe all can be used.
Certainly, described conduit 6 also can be directly fixed on the force section 1, perhaps directly be fixed on the force section by sleeve pipe, as long as can guarantee push rod 22 can move in the guide groove of conduit 6 relatively, and conduit 6 also can be fixed on the force section 1 with push rod portion 2 non-dismountablely, equally also can reach the basic function of gutta-percha points filler in tooth root canal 100 of the present invention.
The above only is a preferred implementation of the present invention; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention; can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (9)
1. gutta-percha points filler in tooth root canal, comprise the force section, it is characterized in that: also comprise conduit and be connected in the push rod portion of force section, described conduit comprises opening and runs through the guide groove of conduit, and described push rod portion comprises and is contained in the guide groove and the push rod that moves relative to conduit in guide groove; Described opening is arranged at the conduit side of adjacent pipes free end.
2. gutta-percha points filler in tooth root canal as claimed in claim 1 is characterized in that: described conduit and push rod are arc.
3. gutta-percha points filler in tooth root canal as claimed in claim 1 is characterized in that: the free-ended longitudinal cross-section of described conduit is a wedge shape.
4. gutta-percha points filler in tooth root canal as claimed in claim 1 is characterized in that: also comprise the clamping part of clamping conduit, described clamping part comprises block end and holds end that described holding held the fixing hole with A/C one end.
5. gutta-percha points filler in tooth root canal as claimed in claim 4 is characterized in that: the described end that holds offers slit.
6. gutta-percha points filler in tooth root canal as claimed in claim 4, it is characterized in that: also comprise the adjusting portion that is connected with clamping part, described adjusting portion is provided with the accommodation hole of the block end of accommodating clamping part and screws in the regulating element of the fastening block end of relative accommodation portion in the adjusting portion.
7. as each described gutta-percha points filler in tooth root canal among the claim 1-6, it is characterized in that: described force section comprises connecting rod, is movably connected on first, second holding rod, and the movable motion bar that is fixed in second holding rod and passes first holding rod at connecting rod two ends respectively.
8. gutta-percha points filler in tooth root canal as claimed in claim 7 is characterized in that: be arranged with the flexible member that elastic restoring force is provided on the described motion bar.
9. gutta-percha points filler in tooth root canal as claimed in claim 7 is characterized in that: described first holding rod is provided with through hole, and described first holding rod passes described through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100975407A CN1989914B (en) | 2005-12-30 | 2005-12-30 | Gutta-percha points filler in tooth root canal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100975407A CN1989914B (en) | 2005-12-30 | 2005-12-30 | Gutta-percha points filler in tooth root canal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1989914A CN1989914A (en) | 2007-07-04 |
| CN1989914B true CN1989914B (en) | 2011-01-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100975407A Expired - Fee Related CN1989914B (en) | 2005-12-30 | 2005-12-30 | Gutta-percha points filler in tooth root canal |
Country Status (1)
| Country | Link |
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| CN (1) | CN1989914B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114557784A (en) * | 2009-02-28 | 2022-05-31 | 毕斯特有限责任公司 | Dental and medical treatments and procedures |
| CN105167866B (en) * | 2015-08-28 | 2017-10-17 | 成都普瑞幂尔医疗咨询有限公司 | Fracture apparatus withdrawing device in a kind of combined type root pipe |
| CN110368108A (en) * | 2019-07-16 | 2019-10-25 | 武汉大学 | Improve the device of root-canal filling effect |
| CN113069227B (en) * | 2021-03-22 | 2022-08-23 | 宁波大学医学院附属医院 | Gutta-percha point cutter capable of being deformed in telescopic mode |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4472141A (en) * | 1981-10-26 | 1984-09-18 | Dragan William B | All purpose dental syringe |
| CN2335581Y (en) * | 1998-01-19 | 1999-09-01 | 张晓莲 | Canalis radicis dentis paste filling needle |
| US6948933B2 (en) * | 2002-07-12 | 2005-09-27 | Suk Song Oh | Complex root canal plugging apparatus for dental work |
| CN2855360Y (en) * | 2005-12-30 | 2007-01-10 | 雒云 | Gutta-percha point filler for root canal of tooth |
-
2005
- 2005-12-30 CN CN2005100975407A patent/CN1989914B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4472141A (en) * | 1981-10-26 | 1984-09-18 | Dragan William B | All purpose dental syringe |
| CN2335581Y (en) * | 1998-01-19 | 1999-09-01 | 张晓莲 | Canalis radicis dentis paste filling needle |
| US6948933B2 (en) * | 2002-07-12 | 2005-09-27 | Suk Song Oh | Complex root canal plugging apparatus for dental work |
| CN2855360Y (en) * | 2005-12-30 | 2007-01-10 | 雒云 | Gutta-percha point filler for root canal of tooth |
Non-Patent Citations (2)
| Title |
|---|
| 金鸿莱.牙胶多用枪的研制及临床应用.口腔材料器械杂志5 4.1996,5(4),171-172. |
| 金鸿莱.牙胶多用枪的研制及临床应用.口腔材料器械杂志5 4.1996,5(4),171-172. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1989914A (en) | 2007-07-04 |
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Granted publication date: 20110119 Termination date: 20111230 |