CN110368108A - Improve the device of root-canal filling effect - Google Patents

Improve the device of root-canal filling effect Download PDF

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Publication number
CN110368108A
CN110368108A CN201910641051.5A CN201910641051A CN110368108A CN 110368108 A CN110368108 A CN 110368108A CN 201910641051 A CN201910641051 A CN 201910641051A CN 110368108 A CN110368108 A CN 110368108A
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CN
China
Prior art keywords
root
branch pipe
air
valve
air pump
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910641051.5A
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Chinese (zh)
Inventor
范兵
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Wuhan University WHU
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Wuhan University WHU
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Priority to CN201910641051.5A priority Critical patent/CN110368108A/en
Publication of CN110368108A publication Critical patent/CN110368108A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00Filling or capping teeth
    • A61C5/50Implements for filling root canals; Methods or instruments for medication of tooth nerve channels

Abstract

The invention discloses a kind of devices for improving root-canal filling effect, including syringe, syringe one end is equipped with syringe needle, the other end is connected with Pneumatic adjusting mechanism, syringe needle can be inserted into root canal until the tip of a root, Pneumatic adjusting mechanism can generate negative pressure in needle opening and negative pressure can attract the root canal filling paste in pulp chamber or root canal to flow to the tip of a root.The device is adaptable, can be reduced the residual of root inner air tube, easy to operate, has saved the clinical manipulation time, at low cost.

Description

Improve the device of root-canal filling effect
Technical field
The invention belongs to oral cavity root canal treatment fields, and in particular to a kind of device for improving root-canal filling effect.
Background technique
Root-canal filling is one of committed step of root canal treatment, and strict three-dimensional filling can not only prevent the hair of periapical inflammation It is raw, moreover it is possible to promote its healing, reach the final purpose of root canal treatment.Existing root canal filling paste mainly passes through helical feed Device, gutta-percha point, root canal file etc. import, then combine gutta-percha by Lateral condensation, hot pressing glue press perpendicular method, single cone trchnique etc. Point carries out the filling of root canal.
The filling effect of root canal filling paste directly affects the effect of root canal treatment, currently, root canal filling paste is using upper Bubble being generated in root canal with stating importing and filling mode and can avoid, (root-canal filling is not fine and close, therefore filling effect is simultaneously It is undesirable, although Jean Grosrey in 1994 are it is proposed that vacuum condition retrofilling root canal, root canal is interior to form vacuum condition institute It takes time longer, closure requires height, operates and inconvenient.
Summary of the invention
The object of the present invention is to provide a kind of devices for improving root-canal filling effect, and the device is adaptable, can be reduced root The residual of inner air tube, it is easy to operate, it has saved the clinical manipulation time, it is at low cost.
The technical scheme adopted by the invention is that:
A kind of device improving root-canal filling effect, including syringe, syringe one end is equipped with syringe needle, the other end is connected with Pneumatic adjusting mechanism, syringe needle can be inserted into root canal until the tip of a root, Pneumatic adjusting mechanism can generate negative pressure in needle opening And negative pressure can attract the root canal filling paste in pulp chamber or root canal to flow to the tip of a root.
Further, Pneumatic adjusting mechanism can also generate the content of positive pressure and positive pressure energy exhaustjet device and syringe needle.
Further, the negative pressure that Pneumatic adjusting mechanism generates is -0.1MPa to -0.001MPa.
Further, the outer diameter of syringe needle is 0.1mm to 1mm.
Further, syringe needle uses multiple groups different-diameter.
Further, syringe needle is made of Nitinol, stainless steel or nonmetallic materials.
Further, Pneumatic adjusting mechanism include working end be connected to syringe air pipe line, for air pipe line input The air pump of pressure air, the motor and controller for driving air pump.
Further, using an air pump and motor, the outlet end of air pump respectively with one end of 1# shut-off valve and 2# Shut-off valve one end connection, arrival end be connected to respectively with one end of one end of 3# shut-off valve and 4# shut-off valve, 1# shut-off valve it is another The other end of one end and 4# shut-off valve is connected to outside air respectively, and the other end of 2# shut-off valve and the other end of 3# shut-off valve are logical It is interconnected to cross 1# branch pipe, syringe accesses 1# branch pipe by 2# branch pipe, and 2# branch pipe, the other end and the external world are accessed in 3# branch pipe one end Air communication, 3# branch pipe are equipped with throttle valve and air pressure display part.
Further, using an air pump and motor, the outlet end of air pump is connected to outside air, arrival end passes through 1# branch pipe is connected to syringe, and 2# branch pipe one end access 1# branch pipe, the other end are connected to outside air, and 2# branch pipe is equipped with throttling Valve and air pressure display part.
Further, distinguished using two air pumps and motor, the arrival end of 1# air pump and the outlet end of 2# air pump It is connect with outside air, the outlet end of 1# air pump is connected to the arrival end of 2# air pump by 1# branch pipe, and syringe passes through 2# Branch pipe access 1# branch pipe and entering equipped with 1# shut-off valve, access point and 2# air pump between access point and the outlet end of 1# air pump 2# shut-off valve is equipped between mouth end, 3# branch pipe one end access 2# branch pipe, the other end are connected to outside air, and 3# branch pipe is equipped with section Flow valve and air pressure display part.
The beneficial effects of the present invention are:
The device is adaptable, can be reduced the residual of root inner air tube, easy to operate, has saved the clinical manipulation time, at This is low: since root canal morphology differs greatly (circle root canal, oval root canal, flat root canal, C-shaped root canal and variation root canal), syringe needle is inserted Enter in root canal until the tip of a root, Pneumatic adjusting mechanism generates negative pressure in needle opening at this time, then in root canal orifice or root canal Root canal filling paste is added in upper section, and hereafter the root canal filling paste in the vacuum suction root canal of needle opening is from root canal orifice Or slowly (also root canal filling paste first can be added in root canal orifice or root canal upper section, by the device to tip of a root flowing in root canal upper section It adjusts to positive pressure working condition, syringe needle is inserted into the tip of a root, then device is adjusted to negative pressure working condition, and the root canal in root canal is attracted to fill Paste is filled out slowly to flow to the tip of a root from root canal orifice or root canal upper section), reduce the residual of root inner air tube (the experiment proved that root Bubble volume and quantity significantly reduce in managing), it is completely filled with entire root canal to root canal filling paste, i.e. root canal filling paste is uniform It when being distributed on each wall of root canal, turns off negative pressure and slowly extract syringe needle out, that is, complete operation.
Detailed description of the invention
Fig. 1 is operation schematic diagram of the invention.
Fig. 2 is the embodiment one of Pneumatic adjusting mechanism.
Fig. 3 is the embodiment two of Pneumatic adjusting mechanism.
Fig. 4 is the embodiment three of Pneumatic adjusting mechanism.
In figure: 1- syringe;2- syringe needle;3- tooth;4- gum;5- alveolar bone;6- root canal;7- root canal filling paste.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
A kind of device improving root-canal filling effect, as shown in Figure 1, including syringe 1,1 one end of syringe is equipped with syringe needle 2, the other end is connected with Pneumatic adjusting mechanism, and syringe needle 2 can be inserted into root canal 6 until the tip of a root, Pneumatic adjusting mechanism can be at 2 end of syringe needle Portion's opening (open-ended syringe needle 2 is tack) generates negative pressure and negative pressure can attract the root canal filling paste 7 in pulp chamber or root canal 6 It is flowed to the tip of a root.The device is adaptable, can be reduced the residual of air in root canal 6, easy to operate, when having saved clinical manipulation Between, it is at low cost: since 6 morphological differences of root canal is larger (circle root canal, oval root canal, flat root canal, C-shaped root canal, variation root canal etc.), needle Until the tip of a root, Pneumatic adjusting mechanism generates negative pressure at the open-ended place of syringe needle 2 at this time, then in root canal 6 in first 2 insertion root canal 6 Root canal filling paste 7 is added in mouth or 6 upper section of root canal, and (root canal filling paste 7 used includes but is not limited to the filling of bioceramic class Paste), hereafter the root canal filling paste 7 in the vacuum suction root canal 6 at the open-ended place of syringe needle 2 is from 6 upper section of 6 mouthfuls of root canal or root canal Slowly (also root canal filling paste 7 first can be added in 6 mouthfuls of root canal or 6 upper section of root canal to tip of a root flowing, which is adjusted to just Working condition is pressed, syringe needle 2 is inserted into the tip of a root, then device is adjusted to negative pressure working condition, attracts the root canal filling paste in root canal 6 7 slowly flow to the tip of a root from root canal orifice or root canal upper section), reduce the residual of air in root canal 6 (the experiment proved that root canal 6 Interior bubble volume and quantity significantly reduce), it is completely filled with entire root canal 6 to root canal filling paste 7, i.e. root canal filling paste is uniform When being distributed on each wall of root canal 6, turns off negative pressure and slowly extract syringe needle 2 out, that is, complete operation.
In the present embodiment, Pneumatic adjusting mechanism can also generate the content of positive pressure and positive pressure energy exhaustjet device 1 and syringe needle 2 (positive pressure that Pneumatic adjusting mechanism generates is 0MPa to 0.1MPa) to object.Syringe needle 2 is flowed by vacuum suction root canal filling paste 7 When, root canal filling paste 7 may be sucked to the end, when closing negative pressure and slowly extracting out, it is also possible to it is viscous to stay root canal filling paste 7, In order to reuse, Pneumatic adjusting mechanism switches to barotropic state, and the content of syringe 1 and syringe needle 2 is discharged, and guarantees syringe needle 2 is unobstructed.
The specific workflow one of the device is as follows:
1, suffer from tooth using dam isolation patient, after conventional preparation root canal 6, dry root canal 6;
2, syringe needle 2 is placed into root canal treatment active length;
3, Pneumatic adjusting mechanism generates negative pressure at the open-ended place of syringe needle 2;
4, root canal filling paste 7 is added in 6 mouthfuls of root canal or 6 upper section of root canal, the negative pressure at the open-ended place of syringe needle 2 makes root canal Filling paste 7 flows slowly into apical area, is completely filled with entire root canal 6 to root canal filling paste 7, then 2, needle are slowly extracted out;
5, cooperate single cone trchnique, cold side platen press, Warm gutta percha press perpendicular method etc. to carry out root canal 6 to fill, complete root canal 6 and control The all processes for the treatment of.
The specific workflow two of the device is as follows:
1, suffer from tooth using dam isolation patient, after conventional preparation root canal 6, dry root canal 6;
2, root canal filling paste 7 is added in 6 mouthfuls of root canal or 6 upper section of root canal;
3, Pneumatic adjusting mechanism generates positive pressure at the open-ended place of syringe needle 2, and syringe needle 2 is placed into root canal treatment active length;
4, the negative pressure at the open-ended place of syringe needle 2 makes root canal filling paste 7 flow slowly into apical area, to root canal filling paste 7 are completely filled with entire root canal 6, then 2, needle are slowly extracted out;
5, cooperate single cone trchnique, cold side platen press, Warm gutta percha press perpendicular method etc. to carry out root canal 6 to fill, complete root canal 6 and control The all processes for the treatment of.
In the present embodiment, the negative pressure that Pneumatic adjusting mechanism generates is -0.1MPa to -0.001MPa.By repetition test, This range of negative pressure not only can guarantee effective attraction to root canal filling paste 7 again, but also can control the flowing speed of root canal filling paste 7 Degree guarantees filling effect.
In the present embodiment, the outer diameter of syringe needle 2 is 0.1mm to 1mm, and syringe needle 2 uses multiple groups different-diameter.For different thick Thin root canal 6 quickly selects the syringe needle 2 of corresponding size.
In the present embodiment, syringe needle 2 using Nitinol, stainless steel or or nonmetallic materials be made.Nitinol and not Becoming rusty, steel flexibility is larger and intensity is suitble to, and is suitable for various root canal morphologies, can be with provided of course that be to meet requirement Using other metal or non-metallic material.
Pneumatic adjusting mechanism include working end be connected to syringe 1 air pipe line, for air pipe line input pressure air Air pump, drive air pump motor and controller.Air pressure can be set by air pump, can also be by the control on air pipe line Valve regulation setting processed, can be set air pressure display part, can also be not provided with air pressure display part, Pneumatic adjusting mechanism can have in a word Diversified forms, when air pressure is set by air pump, entire air pipe line is fairly simple, so details are not described herein, is described below To be air pressure adjusted by the control valve on air pipe line setting several embodiments:
As shown in Fig. 2, in example 1, using an air pump and motor, the outlet end of air pump is cut with 1# respectively Only one end of valve and the connection of one end of 2# shut-off valve, arrival end connect with one end of 3# shut-off valve and one end of 4# shut-off valve respectively Logical, the other end of 1# shut-off valve and the other end of 4# shut-off valve are connected to outside air respectively, the other end and 3# of 2# shut-off valve The other end of shut-off valve is interconnected by 1# branch pipe, and syringe 1 accesses 1# branch pipe by 2# branch pipe, and throttle valve and air pressure are shown Part (can be not provided with) is respectively positioned on 3# branch pipe, and 3# branch pipe one end access 2# branch pipe, the other end are connected to outside air.Controller control Motor processed opens air pump, control 1# shut-off valve and 3# shut-off valve and disconnects, controls 2# shut-off valve and the conducting of 4# shut-off valve, in just Pressure condition, control throttle valve adjust positive pressure size, and air pressure display part shows positive pressure size;Controller controls motor and opens air Pump, control 1# shut-off valve and the conducting of 3# shut-off valve, control 2# shut-off valve and 4# shut-off valve disconnect, and are in negative pressure state, control section It flows valve and adjusts vacuum magnitude, air pressure display part shows vacuum magnitude;Controller controls motor and closes air pump, in shutdown shape State.
As shown in figure 3, in example 2, using an air pump and motor, the outlet end of air pump and outside air Connection, arrival end are connected to by 1# branch pipe with syringe 1, and throttle valve and air pressure display part (can be not provided with) are respectively positioned on 2# branch Pipe, 2# branch pipe one end access 1# branch pipe, the other end are connected to outside air.Controller controls motor and opens air pump, in negative Pressure condition, control throttle valve adjust vacuum magnitude, and air pressure display part shows vacuum magnitude;Controller controls motor and closes air Pump is in off-mode.
As shown in figure 4, in the third embodiment, using two air pumps and motor, the arrival end and 2# air of 1# air pump The outlet end of pump is connect with outside air respectively, and the outlet end of 1# air pump and the arrival end of 2# air pump are connected by 1# branch pipe Logical, syringe 1 accesses 1# branch pipe by 2# branch pipe and is equipped with 1# shut-off valve, access between access point and the outlet end of 1# air pump 2# shut-off valve is equipped between point and the arrival end of 2# air pump, throttle valve and air pressure display part (can be not provided with) are respectively positioned on 3# branch Pipe, 3# branch pipe one end access 2# branch pipe, the other end are connected to outside air.Controller controls motor and opens 1# air pump, control Motor closes 2# air pump, the conducting of control 1# shut-off valve, control 2# shut-off valve disconnection, is in barotropic state, controls throttle valve tune Whole positive pressure size, air pressure display part show positive pressure size;Controller controls motor and closes 1# air pump, control motor unlatching 2# sky Air pump, control 1# shut-off valve disconnect, control 2# shut-off valve is connected, and are in negative pressure state, and control throttle valve adjusts vacuum magnitude, gas Display part is pressed to show vacuum magnitude;Controller controls motor and closes 1# air pump, control motor closing 2# air pump, in shutdown State.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description, And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.

Claims (10)

1. a kind of device for improving root-canal filling effect, it is characterised in that: including syringe, syringe one end is equipped with syringe needle, another One end is connected with Pneumatic adjusting mechanism, and syringe needle can be inserted into root canal until the tip of a root, Pneumatic adjusting mechanism can be open in needle Place generates negative pressure and negative pressure can attract the root canal filling paste in pulp chamber or root canal to flow to the tip of a root.
2. improving the device of root-canal filling effect as described in claim 1, it is characterised in that: Pneumatic adjusting mechanism can also generate The content of positive pressure and positive pressure energy exhaustjet device and syringe needle.
3. improving the device of root-canal filling effect as described in claim 1, it is characterised in that: Pneumatic adjusting mechanism generates negative Pressure is -0.1MPa to -0.001MPa.
4. as described in claim 1 improve root-canal filling effect device, it is characterised in that: the outer diameter of syringe needle be 0.1mm extremely 1mm。
5. the device as described in claim 1 or 4 for improving root-canal filling effect, it is characterised in that: syringe needle is different using multiple groups Diameter.
6. improving the device of root-canal filling effect as described in claim 1, it is characterised in that: syringe needle is using Nitinol, no Rust steel or nonmetallic materials are made.
7. improving the device of root-canal filling effect as described in claim 1, it is characterised in that: Pneumatic adjusting mechanism includes work Hold the air pipe line being connected to syringe, the air pump for air pipe line input pressure air, the motor of drive air pump and control Device processed.
8. improving the device of root-canal filling effect as claimed in claim 7, it is characterised in that: use an air pump and horse It reaches, the outlet end of air pump is connected to one end of one end of 1# shut-off valve and 2# shut-off valve respectively, arrival end ends with 3# respectively One end of valve is connected to one end of 4# shut-off valve, the other end of the other end of 1# shut-off valve and 4# shut-off valve respectively with outside air Connection, the other end of 2# shut-off valve and the other end of 3# shut-off valve are interconnected by 1# branch pipe, and syringe is connect by 2# branch pipe Enter 1# branch pipe, 3# branch pipe one end access 2# branch pipe, the other end are connected to outside air, and 3# branch pipe is equipped with throttle valve and air pressure is aobvious Show part.
9. improving the device of root-canal filling effect as claimed in claim 7, it is characterised in that: use an air pump and horse It reaches, the outlet end of air pump is connected to outside air, arrival end is connected to by 1# branch pipe with syringe, and 1# is accessed in 2# branch pipe one end Branch pipe, the other end are connected to outside air, and 2# branch pipe is equipped with throttle valve and air pressure display part.
10. improving the device of root-canal filling effect as claimed in claim 7, it is characterised in that: use two air pumps and horse It reaches, the arrival end of 1# air pump and the outlet end of 2# air pump are connect with outside air respectively, the outlet end of 1# air pump and 2# The arrival end of air pump is connected to by 1# branch pipe, and syringe accesses going out for 1# branch pipe and access point and 1# air pump by 2# branch pipe It is equipped between 1# shut-off valve, access point and the arrival end of 2# air pump between mouth end and is equipped with 2# shut-off valve, the access of 3# branch pipe one end 2# branch pipe, the other end are connected to outside air, and 3# branch pipe is equipped with throttle valve and air pressure display part.
CN201910641051.5A 2019-07-16 2019-07-16 Improve the device of root-canal filling effect Pending CN110368108A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112089497A (en) * 2020-09-24 2020-12-18 武汉大学 Root canal flushing, drying and filling integrated device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1820726A (en) * 2006-01-16 2006-08-23 武汉大学 X-ray contrast medium transport device in root-canal
CN2875365Y (en) * 2006-03-03 2007-03-07 厦门大学 Separated type injector for filling root canal
CN1989914A (en) * 2005-12-30 2007-07-04 雒云 Gutta-percha points filler in tooth root canal
CN103622759A (en) * 2013-08-21 2014-03-12 刘立访 Self-adaptive oral negative pressure suction device
CN203829072U (en) * 2014-04-30 2014-09-17 谢琳 Full-automatic gutta-percha filling device
WO2014210220A3 (en) * 2013-06-26 2015-03-05 Sonendo, Inc. Apparatus and methods for filling teeth and root canals
CN106492321A (en) * 2016-11-11 2017-03-15 濡新(北京)科技发展有限公司 A kind of lung ventilator
CN109077818A (en) * 2018-07-03 2018-12-25 付少平 A kind of novel root-canal filling instrument and the canal filling method using the instrument

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1989914A (en) * 2005-12-30 2007-07-04 雒云 Gutta-percha points filler in tooth root canal
CN1820726A (en) * 2006-01-16 2006-08-23 武汉大学 X-ray contrast medium transport device in root-canal
CN2875365Y (en) * 2006-03-03 2007-03-07 厦门大学 Separated type injector for filling root canal
WO2014210220A3 (en) * 2013-06-26 2015-03-05 Sonendo, Inc. Apparatus and methods for filling teeth and root canals
CN103622759A (en) * 2013-08-21 2014-03-12 刘立访 Self-adaptive oral negative pressure suction device
CN203829072U (en) * 2014-04-30 2014-09-17 谢琳 Full-automatic gutta-percha filling device
CN106492321A (en) * 2016-11-11 2017-03-15 濡新(北京)科技发展有限公司 A kind of lung ventilator
CN109077818A (en) * 2018-07-03 2018-12-25 付少平 A kind of novel root-canal filling instrument and the canal filling method using the instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112089497A (en) * 2020-09-24 2020-12-18 武汉大学 Root canal flushing, drying and filling integrated device

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