CN207804404U - Root canal head and root canal device - Google Patents
Root canal head and root canal device Download PDFInfo
- Publication number
- CN207804404U CN207804404U CN201720503212.0U CN201720503212U CN207804404U CN 207804404 U CN207804404 U CN 207804404U CN 201720503212 U CN201720503212 U CN 201720503212U CN 207804404 U CN207804404 U CN 207804404U
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- Prior art keywords
- needle
- root canal
- syringe needle
- needle tubing
- resorption
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Abstract
The utility model provides a kind of root canal and rinses resorption syringe needle, root canal head and root canal device, belong to root canal treatments field, including the first needle tubing and the second needle tubing, the first needle tubing includes liquid feeding end, outlet end and the flow channel for being connected to liquid feeding end and outlet end；Second needle tubing is set in outside the first needle tubing, and return flow line is formed between the inner tubal wall of the second needle tubing and the outer tube wall of the first needle tubing, and return flow line is provided with reflux end and drain side.The root canal rinses resorption syringe needle in use, have the function of to rinse and resorption two, treatment liquid can either be conveyed in endodontic procedure, it again can be over the course for the treatment of by the liquid resorption in root pipe, oral cavity will not be flowed into outside the liquid outlet chamber of resorption, the sense of discomfort in oral cavity is greatly reduced in therapeutic process, and improves therapeutic efficiency.
Description
Technical field
The utility model is related to root canal treatments fields, in particular to a kind of root canal head and root governance
Treat device.
Background technology
Root canal is a therapeutic process for tooth, dental pulp, tip of a root lesion.It is substantially divided into removing dental pulp, root
Manage moulding prepared root canal irrigation and root-canal filling three parts.The principle of root canal therapy is to remove root by mechanically and chemically method
Most of infectious agent in pipe, and by root canal filling, closing bizet, prevent periapical lesion or promote to have occurred and that
The healing of periapical lesion.The chemical flush of this process root pipe is mostly important.
Root canal is a kind of more complicated endodontic treatment method, and the instrument used is more, and step is more.
Inventor has found at least exist when being rinsed using chemicals in traditional endodontic procedure under study for action
Following disadvantage：
Tradition carry out root canal when, using syringe needle into oral cavity the required chemical liquid of feeding teeth root canal work,
During lasting root canal, the liquid reflux entrance cavity in tooth root pipe, it is easy to cause the discomfort in oral cavity, each root
During governance is treated, constantly stopping root canal action is needed to allow user that the liquid in root pipe to spue, this reduces
The efficiency of root canal increases root pipe contamination probability and treatment required time again.
Utility model content
The purpose of this utility model is to provide a kind of root canal to rinse resorption syringe needle, to improve traditional root canal
Chemical liquid flows into the problem of oral cavity when Shi Chongxi cleans tooth root pipe.
The purpose of this utility model is to provide a kind of root canal heads, and cleaning is rinsed when improving traditional root canal
Chemical liquid flows into the problem of oral cavity when tooth root pipe.
The purpose of this utility model is to provide a kind of root canal devices, and cleaning is rinsed when improving traditional root canal
Chemical liquid flows into the problem of oral cavity when tooth root pipe.
What the embodiments of the present invention were realized in：
Based on above-mentioned first purpose, the utility model provides a kind of root canal flushing resorption syringe needle, including the first needle
Pipe and the second needle tubing, first needle tubing include liquid feeding end, outlet end and the connection liquid feeding end and the outlet end
Flow channel；Second needle tubing is set in outside first needle tubing, the inner tubal wall of second needle tubing and first needle tubing
Outer tube wall between form return flow line, the return flow line is provided with reflux end and drain side.
In the utility model preferred embodiment, first needle tubing perpendicular to the section of its axis direction be annulus
Shape, second needle tubing is circular perpendicular to the section of its axis direction；The return flow line is circular passage.
In the utility model preferred embodiment, first needle tubing is bending tube, and second needle tubing is bending tube,
The bending part of the bending part of first needle tubing and second needle tubing corresponds to.
Based on above-mentioned second purpose, the utility model provides a kind of root canal head, including above-mentioned root canal punching
Resorption syringe needle is washed, further includes rinsing resorption needle guard, the flushing resorption needle guard is set in the root canal and rinses resorption syringe needle
Outside, the flushing resorption needle guard is provided with inlet and leakage fluid dram, and the inlet is connected to the liquid feeding end, the drain
Mouth is connected to the drain side.
In the utility model preferred embodiment, the flushing resorption needle guard includes outside syringe needle inner sleeve and syringe needle
Set, the syringe needle housing are set in outside the syringe needle inner sleeve, and form fluid-through chamber closed at both ends, and the leakage fluid dram is located at described
Syringe needle is put on outside, and the drain side is connected to by the fluid-through chamber with the leakage fluid dram, and the syringe needle inner sleeve is set in described
Outside one needle tubing and second needle tubing, the inlet is arranged outside the syringe needle on set.
In the utility model preferred embodiment, the syringe needle inner sleeve is provided with sump pit and lead channel, the row
Liquid bath is connected to the fluid-through chamber, and the lead channel is connected to the inlet, and the fluid-through chamber is located at the sump pit and institute
It states between lead channel.
In the utility model preferred embodiment, it is provided between the syringe needle inner sleeve and the syringe needle housing multiple close
Seal, multiple sealing rings are located at the both ends of the axis direction along the syringe needle inner sleeve of the fluid-through chamber.
In the utility model preferred embodiment, the inner wall of the syringe needle housing is provided with a pair of L-shaped card slot, Mei Gesuo
The one end for stating L-shaped card slot extends on the end face of the syringe needle housing, circumferentially extending of the other end along the syringe needle housing；Institute
The peripheral surface for stating syringe needle inner sleeve is provided with a pair of of protrusion, and the syringe needle inner sleeve is relative to described in the syringe needle housing rotation process
Protrusion can be connected in the corresponding card slot.
In the utility model preferred embodiment, the flushing resorption needle guard includes the first end being oppositely arranged and second
End, the root canal rinse resorption syringe needle and are inserted into the flushing resorption needle guard from the first end, the leakage fluid dram and described
Inlet is respectively positioned on the second end.
Based on above-mentioned third purpose, the utility model provides a kind of root canal device, including the root canal head.
The advantageous effect of the utility model embodiment is：
In conclusion the utility model embodiment provides a kind of root canal flushing resorption syringe needle, conjunction simple in structure
Reason, convenient for manufacture processing, installation with it is easy to use, meanwhile, which rinses resorption syringe needle in use, has and rushes
Wash with two functions of resorption, treatment liquid can either be conveyed in endodontic procedure, and will can be felt in root pipe over the course for the treatment of
The liquid resorption of dye greatly reduces the sense of discomfort of human body, and improve by outside the liquid discharge root pipe of resorption in therapeutic process
Therapeutic efficiency.It is specific as follows：
Resorption syringe needle is rinsed in root canal provided in this embodiment, includes the first needle tubing and the second needle tubing, the second needle tubing
It being set in outside the first needle tubing, the first needle tubing has flow channel, and return flow line is formed between the second needle tubing and the first needle tubing, the
One needle tubing can convey treatment liquid over the course for the treatment of, treatment liquid be inputted from the liquid feeding end of the first needle tubing, then from the first needle
The outlet end of pipe is sent out, and treatment position is acted on；It is logical that reflux is formd between the inner wall of second needle tubing and the outer wall of the first needle tubing
Road, over the course for the treatment of, the liquid in root pipe can be flowed out by return flow line.Root canal provided in this embodiment is rinsed back
Suction spindle head has the function of rinsing and resorption, and the sense of discomfort of human oral cavity substantially reduces in therapeutic process, and can improve treatment
Efficiency.
Root canal head provided in this embodiment includes that resorption syringe needle is rinsed in above-mentioned root canal, has root canal punching
Wash all advantages of resorption syringe needle.
Root canal device provided in this embodiment includes above-mentioned root canal head, all excellent with root canal head
Point.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is that the structural schematic diagram of resorption syringe needle is rinsed in the root canal of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the root canal head of the utility model embodiment；
Fig. 3 is the exploded perspective view of the root canal head of the utility model embodiment；
Fig. 4 is the sectional view of the root canal head of the utility model embodiment；
Fig. 5 is the sectional view of the syringe needle inner sleeve of the root canal head of the utility model embodiment；
Fig. 6 is the sectional view of the syringe needle housing of the root canal head of the utility model embodiment.
Icon：The first needle tubings of 10-；11- liquid feeding ends；12- outlet ends；13- flow channels；The first pipeline sections of 14-；
The second pipeline sections of 15-；The second needle tubings of 20-；The return flow lines 21-；22- reflux end；The drain sides 23-；24- third pipeline sections；
The 4th pipeline sections of 25-；30- rinses resorption needle guard；31- syringe needle inner sleeves；311- the first inner sleeve pipeline sections；The second inner sleeves of 312-
Section；313- sump pits；314- lead channel；315- protrusions；316- first positioning holes；32- syringe needle housings；321- drains
Mouthful；322- inlets；323-L shape card slots；324- second location holes；33- fluid-through chambers；40- inlet tubes；50- outlet tubes；
60- sealing rings；70- driving columns.
Specific implementation mode
When tradition carries out root canal, the required chemical liquid of root canal is conveyed into oral cavity using syringe needle, is being held
During continuous root canal, it is cumulative to be located at intraoral liquid, it is easy to cause the discomfort of human body, each root canal
In the process, constantly stopping root canal action is needed to allow user that the liquid in oral cavity to spue, this reduces root governances
The efficiency for the treatment of, the time required to increasing treatment.
In consideration of it, the utility model designer devise a kind of root canal rinse resorption syringe needle, root canal head and
Root canal device, by being improved to Syringe needle Irrigator, in endodontic procedure, rinsing punch has the function of resorption, will control
Intraoral liquid is discharged in time during treatment, and the comfort level higher of human body improves therapeutic effect.
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term "inner", "outside"
For be based on the orientation or positional relationship shown in the drawings or the utility model product using when the orientation or position usually put
Relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.This
Outside, term " first ", " second ", " third ", " the 4th " etc. are only used for distinguishing description, are not understood to indicate or imply opposite
Importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
Resorption syringe needle embodiment is rinsed in root canal
Referring to Fig. 1, present embodiments providing a kind of root canal flushing resorption syringe needle, syringe needle, which has, to be rinsed and resorption
Liquid in oral cavity is sucked out using syringe needle over the course for the treatment of, ensure that the comfort in oral cavity, therapeutic process can by function
Reduce the pain of patient.
It includes the first needle tubing 10 and the second needle tubing 20 that resorption syringe needle is rinsed in root canal, and the second needle tubing 20 is set in the
Outside one needle tubing 10, return flow line 21 is formd between the first needle tubing 10 and the second needle tubing 20, in therapeutic process, syringe needle is located at oral cavity
It is interior, it is delivered in oral cavity by the first needle tubing 10 by liquid is treated, and be delivered to root canal position, intraoral liquid is by returning
Oral cavity is discharged in circulation road 21, and the liquid in oral cavity is few, and the sense of discomfort of patient is low, and does not need patient repeatedly by the liquid in oral cavity
It spues, convenient for being smoothed out for treatment, substantially increases the efficiency for the treatment of.
First needle tubing 10 is metal tube, it is clear that the specific material of the first needle tubing 10 is selected according to medical standard, herein
Without limiting in detail.First needle tubing 10 is tubulose, and during use, the first needle tubing 10 is extend into oral cavity, easypro in order to improve
First needle tubing 10 is designed as round tube by adaptive and processing convenient for the first needle tubing 10, i.e. the first needle tubing 10 perpendicular to it
The section of length direction is circular ring shape, and the tube chamber of the first needle tubing 10 is cylindrical cavity, and the peripheral surface of the first needle tubing 10 is cylinder
Face.
Further, the both ends of the axis direction of the first needle tubing 10 are respectively liquid feeding end 11 and outlet end 12, liquid feeding end 11
For for the dynamic flow channel 13 for the treatment of liquid stream, in actual use, liquid feeding end 11 and the conveying for the treatment of liquid are set between outlet end 12
Standby connection inputs treatment liquid from liquid feeding end 11, and the flowing in flow channel 13 for the treatment of liquid flows out from outlet end 12, goes out liquid
End 12 is stretched into oral cavity, and extend into be treated pipe position according to treatment, and then treatment liquid is delivered at root pipe,
Root pipe is treated.
When practical operation, syringe needle is extend into oral cavity, for the ease of operation, sets the first needle tubing 10 to bending tube,
First needle tubing 10 includes the first pipeline section and the second pipeline section 15, and the first pipeline section and the second pipeline section 15 are obliquely installed, and forms bending tube.
When operation, it is conveniently adjusted the position of syringe needle, and then convenient for syringe needle to be extend at root pipe.
In the present embodiment, the first pipeline section and the second pipeline section 15 are arranged in obtuse angle.Outlet end 12 be the first pipeline section port at,
Liquid feeding end 11 is at the port of the second pipeline section 15.
Second needle tubing 20 is metal tube, and further, the second needle tubing 20 is cylindrical metal tube, and the second needle tubing 20 has circle
Cylindrical cavity, the second needle tubing 20 are set in outside the first needle tubing 10, and annular is formd between the first needle tubing 10 and the second needle tubing 20
Return flow line 21, specifically, foring return flow line between the outer tube wall of the first needle tubing 10 and the inner tubal wall of the second needle tubing 20
21.In a ring due to return flow line 21, more specifically, return flow line 21 is in circular ring shape, is flowed more during liquid resorption
It is convenient.
Obviously, corresponding with the first needle tubing 10, the second needle tubing 20 is bending tube, and the second needle tubing 20 has third pipeline section
24 and the 4th pipeline section 25, third pipeline section 24 and the 4th pipeline section 25 be obliquely installed, the inclination angle of third pipeline section 24 and the 4th pipeline section 25
Degree is identical as the angle of inclination of the first pipeline section and the second pipeline section 15, easy for installation.The port of third pipeline section 24 and reflux end 22 are right
It answers, the port of the 4th pipeline section 25 is corresponding with drain side 23.
First needle tubing 10 and the second needle tubing 20 are after installation is complete, and third pipeline section 24 is arranged on the first segment, the 4th pipeline section
25 are set on the second pipeline section 15, and drain side 23 and reflux end 22 are between liquid feeding end 11 and outlet end 12.That is the first pipeline section
Length be more than the length of third pipeline section 24, the length of the second pipeline section 15 is more than the length of the 4th pipeline section 25.
The bending of first needle tubing 10 and the second needle tubing 20 may be used and the second needle tubing 20 is first set in the first needle tubing 10
Outside, then utilize bending equipment simultaneously by the first needle tubing 10 and the second needle tubing 20 while bending, the first needle tubing 10 and the second needle tubing
20 relative position is more accurate.
For the ease of the resorption of liquid, it is connected to suckback device in drain side 23, such as a kind of return can be but not limited to
Sucking pump, can make drain side 23 and reflux end 22 generate pressure difference, be drawn into return flow line 21 convenient for the liquid in root pipe and from row
Liquid mouth 321 is discharged.
Resorption syringe needle is rinsed in root canal provided in this embodiment, treatment liquid by the flow channel 13 of the first needle tubing 10 into
Enter to oral cavity, in therapeutic process, the big quantity of fluid in oral cavity can be directly by between the first needle tubing 10 and the second needle tubing 20
The return flow line 21 of formation is discharged in time, substantially reduces the sense of discomfort in oral cavity during Case treatment, and patient is more comfortable, and
Improve therapeutic efficiency.
Root canal head embodiment
Fig. 2-Fig. 6 is please referred to, a kind of root canal head is present embodiments provided, including the root pipe that above-described embodiment provides
Resorption syringe needle is rinsed in treatment, further includes rinsing resorption needle guard 30, rinses resorption needle guard 30 and is set in root canal flushing resorption needle
Head is outer, rinses resorption needle guard 30 and is used cooperatively with syringe needle, and when use operates more flexible and convenient.Meanwhile utilizing flushing resorption needle
The fixation that set 30 can realize syringe needle, when operation, are more safe and reliable.
Fig. 2 and Fig. 3 are please referred to, it includes syringe needle inner sleeve 31 and syringe needle housing 32, syringe needle housing 32 to rinse resorption needle guard 30
It is set in outside syringe needle inner sleeve 31, the first needle tubing 10 and the second needle tubing 20 are limited by syringe needle inner sleeve 31, then will be outside syringe needle
Set 32 is set in outside syringe needle inner sleeve 31, simple in structure, easy for installation.
Referring to Fig. 5, syringe needle inner sleeve 31 is cylindrical structure, further, syringe needle inner sleeve 31 includes the first of annular shape
Second inner sleeve pipeline section 312 of inner sleeve pipeline section 311 and annular shape, the first inner sleeve pipeline section 311 and the second inner sleeve pipeline section 312 are coaxially set
It sets, one end interval setting of one end of the first inner sleeve pipeline section 311 and the second inner sleeve pipeline section 312, the first inner sleeve pipeline section 311 and second
It is connected by more connecting rods between inner sleeve pipeline section 312, more connecting rods are arranged around the axis interval of the first inner sleeve pipeline section 311
Cloth.It is provided with the first positioning hole 316 for positioning the second needle tubing 20 in the first inner sleeve pipeline section 311, the second needle tubing 20 is from
One end of one inner sleeve pipeline section 311 is inserted into, and first positioning hole 316 is passed through to realize positioning, meanwhile, it is set in the first inner sleeve pipeline section 311
Be equipped with sump pit 313, first positioning hole 316 is connected to sump pit 313, i.e. the second needle tubing 20 pass through first positioning hole 316 after with
Sump pit 313 is connected to.A pair of of protrusion is provided at the port far from the second inner sleeve pipeline section 312 of the first inner sleeve pipeline section 311
315, this is located at protrusion 315 on the peripheral surface of first inner sleeve pipeline section 311, and further, this is located at the first inner sleeve to protrusion 315
The both sides of median plane where the central axes of pipeline section 311 and positioned at it is same diametrically.
Obviously, in order to improve the compactedness of structure, first positioning hole 316 is circular hole, fixed convenient for the inserting of the second needle tubing 20
Position.
It is provided with second location hole 324 and lead channel 314 in second inner sleeve pipeline section 312, the first needle tubing 10 is from the first inner sleeve
One end of pipeline section 311 is inserted into after being inserted into second location hole 324, is realized and is positioned by second location hole 324.Meanwhile second is fixed
Position hole 324 is connected to lead channel 314, and the first needle tubing 10 is connected to after the insertion of second location hole 324 with lead channel 314.Obviously,
The aperture of second location hole 324 is matched with the outer diameter of the first needle tubing 10.First positioning hole 316, sump pit 313, second location hole
324 and lead channel 314 arrange successively along the axis direction of syringe needle inner sleeve 31.
In the present embodiment, the first needle tubing 10, the second needle tubing 20 and syringe needle inner sleeve 31 combine the structure for forming needle main body,
When processing and manufacturing, can directly it be manufactured needle main body as individual product, then by needle main body and syringe needle
Housing 32 is used cooperatively.
Referring to Fig. 6, further, syringe needle housing 32 is cylindrical structure, has cylindrical cavity, meanwhile, in syringe needle
Housing 32 is respectively arranged with opening along the both ends of its axis direction, and opening is connected to inner cavity.Pacify in one end of syringe needle housing 32
Equipped with outlet tube 50, inlet tube 40 and driving column 70, outlet tube 50 and inlet tube 40 are located at its central axes of the mistake of syringe needle housing 32
Median plane both sides, the axis of driving column 70 is conllinear with the central axes of syringe needle housing 32, syringe needle housing 32 it is small, be convenient for
It uses.Outlet tube 50 is connected to liquid outlet groove, and inlet tube 40 is connected to lead channel 314, in use, by inlet tube 40 and outlet tube 50
It is connect respectively with treatment liquid input equipment and suckback device, treatment liquid enters from inlet tube 40, is entered after lead channel 314
In first needle tubing 10, conveying is completed.Liquid in root pipe is sucked out under the action of suckback device from return flow line 21, then passes through
Liquid outlet groove is discharged from outlet tube 50.Of course for the installation convenient for outlet tube 50 and inlet tube 40, on syringe needle housing 32 respectively
It is provided with liquid outlet and inlet 322.It should be noted that suckback device can be suction pump.Driving column 70 and vibratory equipment
Connection drives syringe needle vibration when use.
The other end of syringe needle housing 32 is provided with a pair of L-shaped card slot 323, this is located at syringe needle housing to L-shaped card slot 323
On 32 inner wall, be located at its central axes of the mistake of syringe needle housing 32 median plane both sides, and positioned at it is same diametrically.L-shaped card slot
323 are used in combination with protrusion 315, and after syringe needle inner sleeve 31 is inserted into from one end of syringe needle housing 32, protrusion 315 is corresponded in L-shaped
At card slot 323, at this point, syringe needle inner sleeve 31 and syringe needle housing 32 relatively rotate, protrusion 315 can be connected in L-shaped card slot 323, into
And the installation of syringe needle inner sleeve 31 and syringe needle housing 32 is realized, installation operation is simple and convenient.
Referring to Fig. 4, after syringe needle housing 32 is set in syringe needle inner sleeve 31, have between syringe needle housing 32 and syringe needle inner sleeve 31
It has the gap, and syringe needle housing 32 is wrapped in the interval of the first inner sleeve pipeline section 311 and the second inner sleeve pipeline section 312, forms at this
Fluid-through chamber 33, outlet tube 50 are connected to by the fluid-through chamber 33 with sump pit 313, and the liquid of resorption is introduced into sump pit 313, so
Enter fluid-through chamber 33 afterwards, is finally discharged from outlet tube 50.In order to ensure that liquid enters after fluid-through chamber 33 not from 32 He of syringe needle housing
Gap outflow between syringe needle inner sleeve 31, is provided with sealing ring 60, sealing ring 60 between syringe needle housing 32 and syringe needle inner sleeve 31
It is set in syringe needle inner sleeve 31.In the present embodiment, it is arranged with respectively on the first inner sleeve pipeline section 311 and the second inner sleeve pipeline section 312
Two sealing rings 60.
Root canal device embodiment
A kind of needle tubing therapeutic equipment is present embodiments provided, including the root canal head that above-described embodiment provides, actual use
When, needle tubing treatment head pipeline corresponding with needle tubing therapeutic equipment is connected, it is easy to operate, it is easy to use.That is, by driving column 70
It is connect with vibrating mechanism, outlet tube 50 is connect with suck-back mechanism, and inlet tube 40 is connect with liquid transporting body.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of root canal head, which is characterized in that it rinses resorption syringe needle including root canal and rinses resorption needle guard, it is described
Root canal rinse resorption syringe needle include the first needle tubing and the second needle tubing, first needle tubing include liquid feeding end, outlet end with
And the flow channel of the connection liquid feeding end and the outlet end；Second needle tubing is set in outside first needle tubing, described
Return flow line is formed between the inner tubal wall of second needle tubing and the outer tube wall of first needle tubing, the return flow line is provided with reflux
End and drain side；The flushing resorption needle guard is set in the root canal and rinses outside resorption syringe needle, the flushing resorption needle guard
It is provided with inlet and leakage fluid dram, the inlet is connected to the liquid feeding end, and the leakage fluid dram is connected to the drain side.
2. root canal head according to claim 1, which is characterized in that first needle tubing perpendicular to its axis direction
Section be annular shape, second needle tubing perpendicular to the section of its axis direction be annular shape；The return flow line is ring
Shape channel.
3. root canal head according to claim 2, which is characterized in that first needle tubing be bending tube, described second
Needle tubing is bending tube, and the bending part of the bending part of first needle tubing and second needle tubing corresponds to.
4. root canal head according to claim 1, which is characterized in that the flushing resorption needle guard include syringe needle inner sleeve with
And syringe needle housing, the syringe needle housing are set in outside the syringe needle inner sleeve, and form fluid-through chamber closed at both ends, the leakage fluid dram
It is put on outside the syringe needle, the drain side is connected to by the fluid-through chamber with the leakage fluid dram, and the syringe needle inner sleeve is arranged
Outside first needle tubing and second needle tubing, the inlet is arranged outside the syringe needle on set.
5. root canal head according to claim 4, which is characterized in that the syringe needle inner sleeve be provided with sump pit and into
Liquid bath, the sump pit are connected to the fluid-through chamber, and the lead channel is connected to the inlet, and the fluid-through chamber is located at described
Between sump pit and the lead channel.
6. root canal head according to claim 5, which is characterized in that between the syringe needle inner sleeve and the syringe needle housing
Multiple sealing rings are provided with, multiple sealing rings are located at the axis direction along the syringe needle inner sleeve of the fluid-through chamber
Both ends.
7. according to claim 4-6 any one of them root canal heads, which is characterized in that the inner wall of the syringe needle housing is set
It is equipped with a pair of L-shaped card slot, one end of each L-shaped card slot extends on the end face of the syringe needle housing, and the other end is along institute
State the circumferentially extending of syringe needle housing；The peripheral surface of the syringe needle inner sleeve is provided with a pair of of protrusion, and the syringe needle inner sleeve is relative to institute
Stating protrusion described in syringe needle housing rotation process can be connected in the corresponding card slot.
8. according to claim 1-6 any one of them root canal heads, which is characterized in that the flushing resorption needle guard includes
The first end and second end being oppositely arranged, the root canal rinse resorption syringe needle and are inserted into the flushing resorption from the first end
Needle guard, the leakage fluid dram and the inlet are respectively positioned on the second end.
9. a kind of root canal device, which is characterized in that including according to claim 1-8 any one of them root canal heads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720503212.0U CN207804404U (en) | 2017-05-08 | 2017-05-08 | Root canal head and root canal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720503212.0U CN207804404U (en) | 2017-05-08 | 2017-05-08 | Root canal head and root canal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207804404U true CN207804404U (en) | 2018-09-04 |
Family
ID=63335553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720503212.0U Expired - Fee Related CN207804404U (en) | 2017-05-08 | 2017-05-08 | Root canal head and root canal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207804404U (en) |
Cited By (1)
| 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 |
-
2017
- 2017-05-08 CN CN201720503212.0U patent/CN207804404U/en not_active Expired - Fee Related
Cited By (1)
| 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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