CN111671531B - Root canal paste filling device for root canal therapy - Google Patents
Root canal paste filling device for root canal therapy Download PDFInfo
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- CN111671531B CN111671531B CN202010538276.0A CN202010538276A CN111671531B CN 111671531 B CN111671531 B CN 111671531B CN 202010538276 A CN202010538276 A CN 202010538276A CN 111671531 B CN111671531 B CN 111671531B
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- root canal
- propelling
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- 210000004262 dental pulp cavity Anatomy 0.000 title claims abstract description 24
- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 9
- 238000011049 filling Methods 0.000 title abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 239000000945 filler Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 87
- 239000003292 glue Substances 0.000 claims description 52
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 22
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 22
- 241001330002 Bambuseae Species 0.000 claims description 22
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 22
- 239000011425 bamboo Substances 0.000 claims description 22
- 238000003825 pressing Methods 0.000 claims description 21
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 239000010408 film Substances 0.000 description 27
- 238000002347 injection Methods 0.000 description 19
- 239000007924 injection Substances 0.000 description 19
- 239000000243 solution Substances 0.000 description 12
- 238000005192 partition Methods 0.000 description 10
- 239000002699 waste material Substances 0.000 description 4
- 208000015181 infectious disease Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000899 Gutta-Percha Substances 0.000 description 1
- 240000000342 Palaquium gutta Species 0.000 description 1
- 208000024216 Periapical disease Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 208000007147 dental pulp necrosis Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229920000588 gutta-percha Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000944 nerve tissue Anatomy 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C5/00—Filling or capping teeth
- A61C5/50—Implements for filling root canals; Methods or instruments for medication of tooth nerve channels
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- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The invention discloses a root canal paste filler for root canal therapy, which relates to an auxiliary device for root canal therapy and aims to solve the problem that paste in the prior art needs long time to be pushed, and the technical scheme is characterized by comprising a paste cylinder for mixing paste, wherein one end of the paste cylinder is detachably provided with a connecting sleeve, the connecting sleeve is provided with a needle head, the inner diameter of one side of the needle head, which is close to the connecting sleeve, is smaller than that of the paste cylinder, and one side of the paste cylinder, which is far away from the connecting sleeve, is detachably provided with a propelling part for propelling the paste in the paste cylinder into the needle head; the cataplasm is poured into the cataplasm cylinder and is mixed in the cataplasm cylinder, the connecting sleeve and the propelling piece are respectively installed on the cataplasm cylinder, the cataplasm in the cataplasm cylinder is pushed into the needle head by the propelling piece, the cataplasm can be injected into the needle head to treat a patient, the flowing time of the cataplasm is favorably shortened, the time for filling the cataplasm into the propelling piece from the cataplasm cylinder can be shortened, the time for prolonging the treatment of the patient is shortened, and the possibility of aggravating the pain of the patient is reduced.
Description
Technical Field
The present invention relates to an auxiliary device for endodontic treatment, and more particularly, to a root canal paste applier for endodontic treatment.
Background
Root canal therapy, also known as endodontic therapy, is an operation in dentistry to treat pulp necrosis and root infection. This procedure preserves the teeth and is thus complementary to the extraction procedure. Root canal therapy is the most effective and thorough method for treating endodontic and periapical diseases. The infected nerve tissue in the infected pulp of the tooth is removed, and in order to prevent further infection of other sources of infection in the infected area of the canal, a filling is applied to the wall of the canal, and then a gutta-percha point of suitable size is inserted into the canal and the filling is fixed in the canal.
Chinese patent No. CN201052189Y discloses a root canal paste filling device, which comprises an injection tube and an injection head located at the front end of the injection tube, wherein a push rod is installed in the injection tube, and the connection part of the injection tube and the injection head is connected with a magnifying lens through a connecting piece.
When the filling device in the prior art is used, the paste needs to be mixed in the container and then is filled into the injection tube, the paste is pushed into the injection head by the push rod, but in practical application, the pipe diameter of one end of the injection tube, which is close to the injection head, is smaller, the inner cavity of one side of the injection head, which is close to the injection tube, is larger, when the paste is pushed into the injection head from the injection tube, a larger cavity of the injection head needs to be filled firstly to enter the thinner end of the injection head, so that more time is needed to push the paste in the injection tube out of the injection head, the time is long, the treatment time is prolonged, the pain of a patient is increased, and the improvement is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a root canal paste filler for root canal treatment, which has the advantages that the paste is quickly pushed into an injection head, the possibility of prolonging the treatment time is reduced, and the possibility of aggravating the treatment pain of a patient is reduced.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a root canal paste tucker for root canal therapy, is including a paste section of thick bamboo that is used for mixing paste, the one end of a paste section of thick bamboo can be dismantled and is equipped with the adapter sleeve, be equipped with the syringe needle on the adapter sleeve, the internal diameter that the syringe needle is close to adapter sleeve one side is less than the internal diameter of a paste section of thick bamboo, one side that a paste section of thick bamboo kept away from the adapter sleeve can be dismantled and be equipped with the propulsion piece that is used for.
Through adopting above-mentioned technical scheme, when carrying out the treatment, pour paste into a paste section of thick bamboo in, and mix in a paste section of thick bamboo, install adapter sleeve and propulsion piece on a paste section of thick bamboo respectively again, utilize the propulsion piece to push the paste in a paste section of thick bamboo in the syringe needle, can pour into paste into the syringe needle and treat the patient, be favorable to reducing the time that paste flows, also can shorten the time of filling propulsion piece from a paste section of thick bamboo with paste, reduce the time of extension treatment patient, reduce the possibility of aggravating patient's misery.
Further, the connecting sleeve and the propelling piece are both in threaded connection with the paste cylinder;
one end of the paste cylinder is sleeved with a sealing bottom cover, and the other end of the paste cylinder is sleeved with a sealing cover.
By adopting the technical scheme, when a patient is treated, the sealing bottom cover is sleeved on the paste cylinder, the paste is poured into the paste cylinder to be stirred, after the stirring is finished, the propelling piece is installed on the paste cylinder, the sealing bottom cover is opened, the connecting sleeve is screwed on the paste cylinder, and the paste can be pushed into the needle head from the paste cylinder by the propelling piece, so that the patient can be treated, the time for filling the paste into the propelling piece from the paste cylinder can be shortened, and the time for treating the patient can be prolonged;
after the treatment of a patient is finished, the paste in the paste cylinder possibly has a material storage, the connecting sleeve and the pushing piece are screwed off the paste cylinder, the sealing bottom cover and the sealing cover are used for sealing two ends of the paste cylinder, the paste cylinder is convenient to seal, the paste in the paste cylinder can be stored, and the waste of the paste is reduced.
Furthermore, a plurality of glue grooves for containing glue solution are formed in two ends of the paste cylinder, the glue grooves are uniformly distributed along the circumferential direction of the paste cylinder, an extrusion spring is arranged on the bottom wall of each glue groove, and a sealing ball for sealing the glue grooves is arranged at one end, away from the bottom wall of each glue groove, of each extrusion spring;
a plurality of layers of films are respectively paved on one sides of the sealing bottom cover and the sealing cover close to the paste cylinder, a plurality of through holes are arranged on the side walls of the sealing bottom cover and the sealing cover, the axes of the through holes are collinear with the axis of the glue groove, ejector rods are arranged in the through holes in a sliding mode, one ends of the ejector rods extend into the through holes and abut the films against the sealing balls, the other ends of the ejector rods extend out of the through holes, and one ends of the ejector rods, extending out of the through holes, are connected with a pressing plate;
and the outer side walls of the sealing bottom cover and the sealing cover are respectively provided with a plurality of abutting springs, and the abutting springs are connected with the pressing plate.
By adopting the technical scheme, when the paste in the paste cylinder needs to be stirred, the sealing bottom cover is sleeved on the paste cylinder, the pressing plate is pressed to compress the abutting spring, the film is extruded to one side of the paste cylinder by the ejector rod, the sealing ball is extruded and pressed into the glue groove, a gap can be reserved between the glue groove and the sealing ball, the sealing ball can extrude the glue solution in the glue groove out of the gap, the glue solution can be adhered to the film, the paste cylinder can be sealed, and the possibility of paste pollution caused by the contact of the paste and the inner side wall of the paste cylinder is reduced;
when the pushing element is installed on the paste cylinder, the paste cylinder is reversed, the sealing bottom cover is detached, the connecting sleeve is installed on the paste cylinder, the paste is pushed into the needle head to treat a patient, after treatment, when the paste cylinder needs to be stored, the film which is in contact with the paste on the sealing bottom cover is taken out, the sealing bottom cover and the sealing cover are sleeved at two ends of the paste cylinder, the pressing plate is extruded, the ejector rod presses the sealing ball in a fixed pressure mode, glue solution escapes and adheres to the film, and therefore the possibility of leakage of the paste cylinder can be reduced.
Furthermore, the inner side walls of the sealing bottom cover and the sealing cover are all provided with an accommodating groove used for accommodating films in an annular mode, one side, away from the paste cylinder, of the accommodating groove is provided with a plurality of supporting springs, one ends, away from the accommodating groove, of the supporting springs are connected with a pressing plate together, and the films are installed between the pressing plate and the accommodating groove.
Through adopting above-mentioned technical scheme, utilize to support tight board and install a plurality of films in the holding tank to the film can bond with a paste section of thick bamboo, after using up a film, takes out the back with the film, can continuously use the film, replaces the mode of user's manual installation film, improves the convenience of using.
Furthermore, one side of the paste cylinder, which is close to the sealing cover, is provided with a separation ring, one side of the paste cylinder, which is close to the sealing bottom cover, is provided with a limiting ring, and the separation ring and the limiting ring are both positioned between the glue groove and the inner cavity of the paste cylinder.
By adopting the technical scheme, the isolating ring and the limiting ring are utilized to isolate the glue groove from the inner cavity of the paste cylinder, so that the possibility that glue solution in the glue groove escapes into the inner cavity of the paste cylinder is reduced, and the possibility of polluting the paste is reduced.
Furthermore, one side of the connecting sleeve, which is close to the paste cylinder, is provided with a ring groove for inserting a limiting ring.
Through adopting above-mentioned technical scheme, when the adapter sleeve revolved on the paste section of thick bamboo, the spacing ring got into in the annular simultaneously to this leakproofness between can the sealed adapter sleeve and the paste section of thick bamboo reduces the possibility of taking place to leak.
Further, the propelling part comprises a propelling cylinder and a push rod arranged in the propelling cylinder, a piston is arranged at one end, extending into the propelling cylinder, of the push rod, an installation sleeve is arranged at one end, far away from the push rod, of the propelling cylinder, a thread groove for screwing the installation sleeve is formed in the end wall of the paste cylinder, and a notch for inserting the partition ring is formed in one side, close to the paste cylinder, of the propelling cylinder.
Through adopting above-mentioned technical scheme, after the paste stirring finishes, will install cover screw in thread groove to cut off in the ring inserts the breach, with this can convenient and fast will impel a section of thick bamboo to install on a paste section of thick bamboo, moving the piston, move into a paste section of thick bamboo with the piston, can push paste in the syringe needle.
Further, the piston outer diameter is smaller than the inner diameter of the paste cylinder.
By adopting the technical scheme, the outer diameter of the piston is smaller than the inner diameter of the paste cylinder, so that the stability of the piston for pushing the paste can be increased, and the possibility of the paste escaping from the gap between the piston and the paste cylinder is reduced.
In conclusion, the invention has the following beneficial effects:
1. the paste is poured into the paste cylinder and stirred, the connecting sleeve and the propelling part are arranged on the paste cylinder, and the propelling part pushes the paste in the paste cylinder into the needle head, so that the flowing time of the paste can be reduced, the time for filling the paste into the propelling part from the paste cylinder can be shortened, the time for prolonging the time for treating a patient can be reduced, and the possibility of aggravating the pain of the patient can be reduced;
2. the sealing bottom cover and the sealing cover are sleeved on the paste cylinder, so that the residual paste in the paste cylinder can be stored, and the possibility of paste waste is reduced;
3. the separating ring and the limiting ring are used for separating the glue groove from the inner cavity of the paste cylinder, so that the possibility that the glue solution pollutes the paste is reduced.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment.
Fig. 2 is a schematic view showing the structure of the sealing bottom cap, the sealing cover and the paste cartridge in the embodiment.
Fig. 3 is a sectional view taken along line B-B in fig. 2.
Fig. 4 is an enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic view showing a partial structure of fig. 1 in a section along a-a.
In the figure: 1. a paste cartridge; 10. sealing the bottom cover; 11. sealing and sealing the cover; 12. a glue groove; 13. a compression spring; 14. a sealing ball; 15. a film; 16. a through hole; 17. a top rod; 18. pressing a plate; 19. the spring is tightly propped; 100. accommodating grooves; 101. a support spring; 102. a propping plate; 103. a blocking ring; 104. a limiting ring; 105. a ring groove; 106. a thread groove; 107. fixing grooves; 108. briquetting; 2. connecting sleeves; 3. a needle head; 4. a pusher member; 40. a push rod; 41. a pusher barrel; 42. a piston; 43. a notch; 44. and (7) installing a sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, a root canal paste filler for root canal treatment, which comprises a paste cylinder 1 for mixing paste and a needle 3, wherein one end of the paste cylinder 1 is detachably provided with a connecting sleeve 2, the other end is detachably connected with a propelling part 4 for propelling the paste in the paste cylinder 1 into the needle 3, the needle 3 is arranged on the connecting sleeve 2, and the inner diameter of the needle 3 close to the connecting sleeve 2 side is smaller than that of the paste cylinder 1; when a patient needs to be treated, the paste is poured into the paste cylinder 1 to be mixed, the needle 3 and the propelling part 4 are respectively installed on the paste cylinder 1, the propelling part 4 pushes the paste in the paste cylinder 1 into the needle 3 from the paste cylinder 1, the needle 3 is communicated with the paste cylinder 1, so that the paste can directly enter the needle 3, the time for increasing the flow of the paste is shortened, the time for filling the paste into the propelling part 4 from the paste cylinder 1 is shortened, the time for increasing the treatment is favorably shortened, and the possibility of aggravating the pain of the patient is reduced.
Referring to fig. 2, one end of the paste cartridge 1 is sleeved with a sealing bottom cap 10, and the other end is sleeved with a sealing cover 11, and the inner diameters of the sealing bottom cap 10 and the sealing cover 11 are smaller than or equal to the outer diameter of the paste cartridge 1, preferably equal to the outer diameter.
Referring to fig. 3 and 4, a plurality of glue grooves 12 for accommodating glue solutions are formed at two ends of the paste cylinder 1, preferably four glue grooves 12 are formed, the four glue grooves 12 are uniformly distributed along the circumferential direction of the paste cylinder 1, an extrusion spring 13 is arranged on the bottom wall of each glue groove 12, and a sealing ball 14 for sealing the glue grooves 12 is arranged at one end, far away from the bottom wall of each glue groove 12, of each extrusion spring 13.
Referring to fig. 3 and 4, the inner side walls of the sealing bottom cover 10 and the sealing cover 11 are all provided with an accommodating groove 100 in a surrounding manner, one side of the accommodating groove 100 away from the paste barrel 1 is provided with a plurality of supporting springs 101, one ends of the supporting springs 101 away from the accommodating groove 100 are commonly connected with a resisting plate 102, and a plurality of thin films 15 for covering the end wall of the paste barrel 1 are laid between the resisting plate 102 and the accommodating groove 100; the film 15 is tightly pressed in the accommodating groove 100 by the pressing plate 102, so that the possibility of the film 15 being separated is reduced.
Referring to fig. 3 and 4, a plurality of through holes 16, preferably four through holes 16 are formed in the side walls of the sealing bottom cover 10 and the sealing cover 11, the axes of the through holes 16 are collinear with the axis of the glue groove 12, ejector rods 17 are slidably arranged in the through holes 16, one ends of the ejector rods 17 extend into the through holes 16, the other ends of the ejector rods 17 extend out of the through holes 16, one ends of the ejector rods 17 extending into the through holes 16 press the films 15 against the sealing balls 14, and one ends of the ejector rods 17 extending out of the through holes 16 are connected with a pressing plate 18.
Referring to fig. 3 and 4, a plurality of abutting springs 19 are respectively arranged on the outer side walls of the sealing bottom cover 10 and the sealing cover 11, and the abutting springs 19 are connected with the pressure plate 18.
Referring to fig. 3 and 4, a partition ring 103 is arranged on one side of the paste cylinder 1 close to the sealing cover 11, a limit ring 104 is arranged on one side of the paste cylinder 1 close to the sealing bottom cover 10, and the partition ring 103 and the limit ring 104 are both positioned between the glue groove 12 and the inner cavity of the paste cylinder 1; the glue in the glue groove 12 is reduced to flow into the inner cavity of the paste cylinder 1, and the possibility of paste pollution is reduced.
Referring to fig. 3 and 4, the inner top walls of the sealing bottom cover 10 and the sealing cover 11 are both provided with pressing blocks 108, the pressing blocks 108 are located between the plurality of ejector rods 17, the two pressing blocks 108 respectively abut against the partition ring 103 and the limiting ring 104, and the pressing blocks 108 press the film 15 against the limiting ring 104 and the partition ring 103, so that the paste cylinder 1 can be sealed.
Referring to fig. 4 and 5, the end wall of the paste cylinder 1 is provided with a fixing groove 107 for the connection sleeve 2 to be screwed in, the fixing groove 107 is positioned between the limiting ring 104 and the glue groove 12, and one side of the connection sleeve 2 close to the paste cylinder 1 is provided with a ring groove 105 for the limiting ring 104 to be inserted into.
Referring to fig. 4 and 5, the paste cartridge 1 is provided with a thread groove 106 on the side near the partition ring 103, and the thread groove 106 is located between the partition ring 103 and the glue groove 12.
Referring to fig. 4 and 5, the propelling part 4 comprises a propelling cylinder 41 and a push rod 40 arranged in the propelling cylinder 41, one end of the push rod 40 extending into the propelling cylinder 41 is provided with a piston 42, and the outer diameter of the piston 42 is smaller than the inner diameter of the paste cylinder 1; when the piston 42 enters the paste cylinder 1 along the pushing cylinder 41, the paste can be stably pushed into the needle 3 by using the fact that the outer diameter of the piston 42 is smaller than the inner diameter of the paste cylinder 1, and the possibility that the paste overflows from the gap between the piston 42 and the paste cylinder 1 is reduced.
Referring to fig. 4 and 5, one end of the pushing cylinder 41 close to the paste cylinder 1 is provided with a mounting sleeve 44 screwed into the thread groove 106, and one side of the pushing cylinder 41 close to the paste cylinder 1 is provided with a notch 43 for inserting the partition ring 103; advantageously reducing the likelihood of the paste spilling out of the space between the pusher cylinder 41 and the paste cartridge 1.
The implementation principle of the above embodiment is as follows: when a patient is treated, firstly, the sealing bottom cover 10 is covered on the paste cylinder 1, the pressing plate 18 is pressed, the film 15 is extruded to one side of the paste cylinder 1 by the ejector rod 17, the sealing ball 14 is simultaneously extruded by the ejector rod 17, the sealing ball 14 is pressed into the glue groove 12, a gap is formed between the sealing ball 14 and the notch of the glue groove 12, the glue solution in the glue groove 12 is simultaneously extruded out of the glue groove 12 by the sealing ball 14 from the gap and is bonded with the film 15, the film 15 closes the inner cavity of the paste cylinder 1, the contact between the paste and the inner side wall of the sealing bottom cover 10 is reduced, and the possibility of paste pollution is favorably reduced;
pouring the paste into the paste cylinder 1 to be stirred, after the paste is stirred, screwing the mounting sleeve 44 on the pushing cylinder 41 into the thread groove 106, simultaneously inserting the isolating ring 103 into the gap 43, so that the pushing cylinder 41 can be conveniently and quickly mounted, pushing the piston 42 into the paste cylinder 1, sealing the paste in the paste cylinder 1, taking the sealing bottom cover 10 down, screwing the connecting sleeve 2 into the fixing groove 107, and thus, conveniently and quickly mounting the connecting sleeve 2 on the paste cylinder 1;
the push rod 40 is extruded again, the paste is extruded into the needle head 3, and then the patient can be treated, so that the time for treating the patient is reduced, and the possibility of increasing the pain of the patient is reduced;
when the treatment is finished, the paste in the paste cylinder 1 can remain, so that the paste cylinder 1 needs to be stored, and the waste of the paste can be reduced; at the moment, the connecting sleeve 2 is firstly screwed out of the fixing groove 107, the film 15 which is in contact with the paste in the sealing bottom cover 10 is taken out, the sealing bottom cover 10 and the sealing cover 11 are covered at two ends of the paste cylinder 1, the pressing blocks 108 on the sealing bottom cover 10 and the sealing cover 11 are respectively abutted against the limiting ring 104 and the partition ring 103, the film 15 is abutted against the limiting ring 104 and the partition ring 103, the pressing plate 18 is further pressed, the abutting spring 19 is compressed, the ejector rod 17 presses the film 15 to one side of the paste cylinder 1 and presses the sealing ball 14, the sealing ball 14 is pressed into the glue groove 12, a gap can exist between the sealing ball 14 and the notch of the glue groove 12, the sealing ball 14 can extrude the glue solution in the glue groove 12 from the gap, the glue solution can be adhered to the film 15, the pressing plate 18 is then loosened, the abutting spring 19 pushes the ejector rod 17 to reset, the film 15 can seal the paste cylinder 1, and the possibility of overflowing is, the paste cylinder 1 can be conveniently and quickly stored, so that the waste of paste is reduced;
meanwhile, the separating ring 103 and the limiting ring 104 are utilized, so that the possibility that glue solution enters the inner cavity of the paste cylinder 1 to pollute the paste is reduced.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (6)
1. A root canal paste filler for root canal therapy, characterized in that: the paste mixing device comprises a paste barrel (1) for mixing paste, wherein one end of the paste barrel (1) is detachably provided with a connecting sleeve (2), the connecting sleeve (2) is provided with a needle head (3), the inner diameter of one side, close to the connecting sleeve (2), of the needle head (3) is smaller than that of the paste barrel (1), and one side, far away from the connecting sleeve (2), of the paste barrel (1) is detachably provided with a propelling part (4) for propelling the paste in the paste barrel (1) into the needle head (3);
the connecting sleeve (2) and the propelling part (4) are both in threaded connection with the paste cylinder (1);
one end of the paste cylinder (1) is sleeved with a sealing bottom cover (10), and the other end of the paste cylinder is sleeved with a sealing cover (11);
a plurality of glue grooves (12) used for containing glue solution are formed in the two ends of the paste cylinder (1), the glue grooves (12) are uniformly distributed along the circumferential direction of the paste cylinder (1), an extrusion spring (13) is arranged on the bottom wall of the glue groove (12), and a sealing ball (14) used for sealing the glue groove (12) is arranged at one end, away from the bottom wall of the glue groove (12), of the extrusion spring (13);
a plurality of layers of films (15) are laid on one sides, close to the paste cylinder (1), of the sealing bottom cover (10) and the sealing cover (11), a plurality of through holes (16) are formed in the side walls of the sealing bottom cover (10) and the sealing cover (11), the axis of each through hole (16) is collinear with the axis of the glue groove (12), ejector rods (17) are slidably arranged in the through holes (16), one ends of the ejector rods (17) extend into the through holes (16) and press the films (15) against the sealing balls (14), the other ends of the ejector rods (17) extend out of the through holes (16), and one ends of the ejector rods (17) extending out of the through holes (16) are connected with a pressing plate (18) together;
the outer side walls of the sealing bottom cover (10) and the sealing cover (11) are respectively provided with a plurality of abutting springs (19), and the abutting springs (19) are connected with the pressing plate (18).
2. The endodontic root canal paste obturating instrument according to claim 1, wherein: the sealing device is characterized in that an accommodating groove (100) used for accommodating a film (15) is annularly arranged on the inner side walls of the sealing bottom cover (10) and the sealing cover (11), a plurality of supporting springs (101) are arranged on one side, away from the paste barrel (1), of the accommodating groove (100), one ends, away from the accommodating groove (100), of the supporting springs (101) are jointly connected with a pressing plate (102), and a plurality of films (15) are arranged between the pressing plate (102) and the accommodating groove (100).
3. The endodontic root canal paste obturating instrument according to claim 1, wherein: one side of the paste cylinder (1) close to the sealing cover (11) is provided with a separating ring (103), one side of the paste cylinder close to the sealing bottom cover (10) is provided with a limiting ring (104), and the separating ring (103) and the limiting ring (104) are both positioned between the glue groove (12) and the inner cavity of the paste cylinder (1).
4. The endodontic root canal paste obturating instrument according to claim 3, wherein: one side of the connecting sleeve (2) close to the paste cylinder (1) is provided with a ring groove (105) for inserting the limiting ring (104).
5. The endodontic root canal paste obturating instrument according to claim 3, wherein: the propelling part (4) is including propelling a section of thick bamboo (41) and setting push rod (40) in propelling a section of thick bamboo (41), the one end that push rod (40) stretched into propelling a section of thick bamboo (41) is equipped with piston (42), the one end that the push rod (40) were kept away from to propelling a section of thick bamboo (41) is equipped with installation cover (44), be equipped with on the end wall of a paste section of thick bamboo (1) and supply installation cover (44) screw thread groove (106) of screw in, one side that a section of thick bamboo (41) is close to a paste section of thick bamboo (1) is equipped with and supplies to separate disconnected ring (103) male breach (.
6. The endodontic root canal paste obturating instrument according to claim 5, wherein: the outer diameter of the piston (42) is smaller than the inner diameter of the paste cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010538276.0A CN111671531B (en) | 2020-06-12 | 2020-06-12 | Root canal paste filling device for root canal therapy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010538276.0A CN111671531B (en) | 2020-06-12 | 2020-06-12 | Root canal paste filling device for root canal therapy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111671531A CN111671531A (en) | 2020-09-18 |
| CN111671531B true CN111671531B (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010538276.0A Active CN111671531B (en) | 2020-06-12 | 2020-06-12 | Root canal paste filling device for root canal therapy |
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| CN (1) | CN111671531B (en) |
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| CN108784857A (en) * | 2018-04-13 | 2018-11-13 | 安徽皖江云众创空间管理有限公司 | Hybrid tooth filler |
| CN109717964A (en) * | 2017-10-30 | 2019-05-07 | 维米电子股份有限公司 | Root canal cleaning device |
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| CA3022883A1 (en) * | 2016-06-17 | 2017-12-21 | Becton, Dickinson And Company | Method and apparatus for wetting internal fluid path surfaces of a fluid port to increase ultrasonic signal transmission |
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| CN102098976A (en) * | 2008-07-17 | 2011-06-15 | 斯蒂芬·库比 | Device for injecting a filling material in the fluid phase into a canal space |
| CN201603252U (en) * | 2010-01-12 | 2010-10-13 | 吴林元 | Positive-pressure closed-type arterious and venous indwelling needle |
| EP2468339A1 (en) * | 2010-12-21 | 2012-06-27 | Sanofi-Aventis Deutschland GmbH | Auto-injector |
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| CN206660223U (en) * | 2016-12-30 | 2017-11-24 | 李云龙 | A kind of intravenous transfusion device provided with elastic force type floating valve and filtering and purifying |
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| CN111671531A (en) | 2020-09-18 |
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Address after: Room 101-1, 101-3, 201-1, 301-1, 301-2, Building 1, Kang'enbei Building, No. 288 Jiangnan Avenue, Changhe Street, Binjiang District, Hangzhou City, Zhejiang Province, 310051 Patentee after: Hangzhou Dental Hospital Group Co.,Ltd. Address before: 310051 Room 401, building 1, conbe building, 288 Jiangnan Avenue, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou dental hospital Co.,Ltd. |