CN110279475A - A kind of head of compact dental handpiece - Google Patents

A kind of head of compact dental handpiece Download PDF

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Publication number
CN110279475A
CN110279475A CN201910555530.5A CN201910555530A CN110279475A CN 110279475 A CN110279475 A CN 110279475A CN 201910555530 A CN201910555530 A CN 201910555530A CN 110279475 A CN110279475 A CN 110279475A
Authority
CN
China
Prior art keywords
bearing
vehicle needle
casing
head
spray channel
Prior art date
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
CN201910555530.5A
Other languages
Chinese (zh)
Inventor
曾文彬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Being Foshan Medical Equipment Co Ltd
Original Assignee
Being Foshan Medical Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Being Foshan Medical Equipment Co Ltd filed Critical Being Foshan Medical Equipment Co Ltd
Priority to CN201910555530.5A priority Critical patent/CN110279475A/en
Publication of CN110279475A publication Critical patent/CN110279475A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/08Machine parts specially adapted for dentistry
    • A61C1/10Straight hand-pieces

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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 kind of head of compact dental handpiece, including casing, vehicle needle guard is equipped in the casing, first bearing and second bearing, the lower wall of casing is equipped with upper and lower perforative vehicle needle mounting hole, vertically arranged vehicle needle guard is set on the upside of vehicle needle mounting hole, first bearing, second bearing is between the upper and lower every setting, second bearing is abutted with the lower wall of casing, spray channel is equipped in the side wall of casing, spray channel is set to the outside of second bearing periphery, spray channel is from top to bottom obliquely installed to vehicle needle guard, the bottom of spray channel is pierced by the outer wall of casing, so that the spray direction of spray channel is towards the lower section of vehicle needle mounting hole.Spray channel is set to the outside of second bearing periphery, and the thickness of the lower wall of casing is smaller, therefore the axial dimension of head is smaller;Spray channel is from top to bottom obliquely installed to vehicle needle guard, enables the water mist sprayed to be directed at the position of vehicle needle ontology drilling, to cleaning up, rapidly for the clast generated in operation.

Description

A kind of head of compact dental handpiece
Technical field
The invention is related to medical equipment technical field, in particular to a kind of head of compact dental handpiece.
Background technique
In daily dentist's work, dental handpiece is a kind of one of essential medical instrument.In existing dentistry In mobile phone, a generally existing awkward situation, i.e. handset machine head volume is larger.And in actual dentist work, everyone The space magnified of oral cavity it is not identical, and in the state that oral cavity space cannot be maintained maximum for a long time by most people, So existing handset machine head usually causes to be difficult to operate since head is excessive in the innermost tooth in processing oral cavity.Especially Be head along vehicle needle shaft to size, since vehicle needle will be from the protruding enough length of head, to guarantee that vehicle needle can go deep into To the inside of tooth, cause the whole axial dimension for assembling the head after vehicle needle more much bigger than radial dimension, head is difficult to protrude into Oral cavity depths is mainly restricted by axial dimension.Therefore the axial dimension for reducing head is the weight of dental handpiece structure optimization Point.
Summary of the invention
The invention technical problems to be solved are: a kind of head of compact dental handpiece is provided, compact-sized, Axial dimension is smaller.
The solution that the invention solves its technical problem is:
A kind of head of compact dental handpiece, including casing, the casing is interior to be equipped with vehicle needle guard, first bearing and second Bearing, the lower wall of the casing are equipped with upper and lower perforative vehicle needle mounting hole, and vertically arranged vehicle needle guard is set to the installation of vehicle needle On the upside of hole, the first bearing, second bearing are sheathed on vehicle needle every setting, the first bearing and second bearing between the upper and lower respectively The outside of set, the second bearing are abutted with the lower wall of casing, and spray channel is equipped in the side wall of the casing, described spraying Channel is set to the outside of second bearing periphery, and the spray channel is from top to bottom obliquely installed to vehicle needle guard, the bottom of spray channel Portion is pierced by the outer wall of casing, so that the spray direction of spray channel is towards the lower section of vehicle needle mounting hole.
As a further improvement of the above technical scheme, the right part of the casing is known as handle connecting portion, described spraying Channel is set to the right side of second bearing, and the spray channel tilts down setting from right to left, and the bottom of spray channel is pierced by machine The outer wall of shell, so that the spray direction of spray channel is towards the lower section of vehicle needle mounting hole.
As a further improvement of the above technical scheme, it is equipped with bearing cap on the outside of the first bearing, bearing cap is placed on the On the outside of one bearing;Upper cover is equipped on the outside of the bearing cap, upper cover is placed on the outside of bearing cap;The lateral wall of the upper cover and the machine The inner wall of shell is affixed.
As a further improvement of the above technical scheme, be additionally provided with transmission gear in the casing, the vehicle needle guard it is outer Surface periphery is equipped with driven gear, and the driven gear is engaged with the transmission gear.
As a further improvement of the above technical scheme, the transmission gear and the driven gear are set to described first Between bearing and the second bearing, the driven gear is mutually perpendicular to ratcheting with the transmission gear.
As a further improvement of the above technical scheme, vehicle needle assemblies, the vehicle needle assemblies packet are equipped in the vehicle needle guard Retaining sleeve and vehicle needle ontology are included, the retaining sleeve is fixedly connected on the inner wall of the vehicle needle guard, the top set of the vehicle needle ontology It is connected in the retaining sleeve, the vehicle needle ontology and the removable connection of retaining sleeve, the lower part of the vehicle needle ontology is from the vehicle needle Mounting hole stretches out in the casing.
As a further improvement of the above technical scheme, it is equipped with above the bearing cap and presses gland, it is described to press gland and institute The up and down connection of upper cover is stated, the upper cover and the bearing cap are annular in shape;Movable part, the work are additionally provided in the casing Moving part, which is set to, to be pressed on the downside of gland, and the movable part is abutted with by gland, and the bottom outer of the movable part is equipped with downwardly projecting Cone-shaped component;The internal diameter on the retaining sleeve top is gradually reduced from the bottom to top, and the top of the retaining sleeve is equipped with through slot, described logical The upper end of slot is pierced by retaining sleeve, and the retaining sleeve is made of elastic material;The cone-shaped component is directed at through slot so that press gland to When lower mobile, cone-shaped component is protruded into the through slot, is softened the upper end of the retaining sleeve, be detached from the vehicle needle ontology can The clamping of the retaining sleeve.
As a further improvement of the above technical scheme, described press is equipped with spring between gland and the bearing cap, vertically The both ends of the spring of setting are connect with by gland, bearing cap respectively;It is described to be connect with the upper cover by hook joint structure by gland, The hook joint structure includes lower hook portion and the upper hook portion above lower hook portion, and the lower hook portion is set to pressing and covers, it is described on Hook portion is set on upper lid, and the lower hook portion resists hook portion from bottom to up.
The beneficial effect of the invention is: a kind of head of compact dental handpiece, spray channel are set to second The outside of bearing periphery, it is not necessary that spray channel is arranged in the lower wall of casing, so spray channel is not take up the downside of casing The space of wall, the thinner thickness of the lower wall of casing, therefore the axial dimension of head is smaller;Spray channel is from top to bottom to vehicle needle Set is obliquely installed, and the water mist sprayed is enabled to be directed at the position of vehicle needle ontology drilling, dry to the cleaning of the clast generated in operation Only, rapidly.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution in the invention embodiment Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the invention, rather than complete Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it His design scheme and attached drawing.
Fig. 1 is the structural front view of existing head;
Fig. 2 is the structural front view of the invention embodiment;
Fig. 3 is the structural schematic diagram of the retaining sleeve of the invention embodiment;
Fig. 4 is the partial enlargement diagram of part A in Fig. 2.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the invention, specific structure and generation It clearly and completely describes, to be completely understood by the purpose, feature and effect of the invention.Obviously, described embodiment It is a part of the embodiment of the invention, rather than whole embodiments, the embodiment based on the invention, the skill of this field Art personnel other embodiments obtained without creative efforts belong to the model of the invention protection It encloses.In addition, all connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific implementation feelings Condition, by adding or reducing connection auxiliary, Lai Zucheng more preferably connection structure.Each technical characteristic in the invention, It can be with combination of interactions under the premise of not conflicting conflict.
Referring to Figure 2 to Figure 4, this is the embodiment of the invention, specifically:
A kind of head of compact dental handpiece, including casing 04, the casing 04 is interior to be equipped with vehicle needle guard 23, first bearing 09 and second bearing 12, the lower wall of the casing 04 is equipped with upper and lower perforative vehicle needle mounting hole, vertically arranged vehicle needle guard 23 It is set on the upside of vehicle needle mounting hole, the first bearing 09, second bearing 12 are between the upper and lower every setting, the first bearing 09 and the Two bearings 12 are sheathed on the outside of vehicle needle guard 23 respectively, and the second bearing 12 is abutted with the lower wall of casing 04, the casing Spray channel 06 is equipped in 04 side wall, the spray channel 06 is set to the outside of 12 periphery of second bearing, the spray channel 06 is from top to bottom obliquely installed to vehicle needle guard 23, and the bottom of spray channel 06 is pierced by the outer wall of casing 04, so that spray channel 06 Spray direction towards the lower section of vehicle needle mounting hole.The head of dental handpiece needs to be arranged spray channel 06, in center of performing the operation Water mist is sprayed to clean tooth;The head of existing dental handpiece is as shown in Figure 1, spray channel 06 is set to second bearing 12 underface causes the downside wall thickness of casing 04 larger, could accommodate spray channel 06 in this way;The spraying of the present embodiment is led to Road 06 is set to the outside of 12 periphery of second bearing, and spray channel is not take up the space of the lower wall of casing 04, so reduce The thickness of the lower wall of casing 04, therefore reduce the axial dimension of head;Spray channel 06 is from top to bottom inclined to vehicle needle guard 23 Tiltedly setting enables the water mist sprayed to be directed at the position of 25 drilling of vehicle needle main body, to the cleaning up of the clast generated in operation, Rapidly.
It is further used as preferred embodiment, the right part of the casing 04 is known as handle connecting portion, described spraying logical Road 06 is set to the right side of second bearing 12, and the spray channel 06 tilts down setting, the bottom of spray channel 06 from right to left It is pierced by the outer wall of casing 04, so that the spray direction of spray channel 06 is towards the lower section of vehicle needle mounting hole.Spray channel 06 is arranged In the right side of second bearing 12, position is between second bearing 12 and the handle of dental handpiece herein, therefore not will increase head Radial dimension.
It is further used as preferred embodiment, is equipped with bearing cap 03 on the outside of the first bearing 09, bearing cap 03 is placed on 09 outside of first bearing;Upper cover 01 is equipped on the outside of the bearing cap 03, upper cover 01 is placed on 03 outside of bearing cap;The upper cover 01 The inner wall of lateral wall and the casing 04 is affixed.The head of existing dental handpiece as shown in Figure 1, the outer wall of its bearing cap 03 with The inner wall of casing 04 abuts, and bearing cap 03 is first installed when assembling head in this way, then install upper cover 01, since bearing cap 03 has been fixed It is good, therefore the installation of upper cover 01 is easier;But since the downside of upper cover 01 is equipped with the company that bearing cap 03 is connect with casing 04 Socket part 02, the whole axial dimension for resulting in head are larger;And the present embodiment bearing cap 03 is not directly contacted with casing 04, so that Upper cover 01 can be moved integrally downwards, reduce the whole axial dimension of head.
It is further used as preferred embodiment, transmission gear 10 is additionally provided in the casing 04, the vehicle needle guard 23 Outer surface periphery is equipped with driven gear 11, and the driven gear 11 is engaged with the transmission gear 10.Pass through gear drive, transmitting Torque it is larger, vehicle needle ontology 25 is not easy to block and causes to stop operating when dental operation.
It is further used as preferred embodiment, the transmission gear 10 is set to described first with the driven gear 11 Between bearing 09 and the second bearing 12, the driven gear 11 is mutually perpendicular to ratcheting with the transmission gear 10.In this way Take full advantage of the space in casing 04, compact-sized reasonable, 23 spin stabilization of vehicle needle guard of head.
It is further used as preferred embodiment, is equipped with vehicle needle assemblies in the vehicle needle guard 23, the vehicle needle assemblies include Retaining sleeve 22 and vehicle needle ontology 25, the retaining sleeve 22 are fixedly connected on the inner wall of the vehicle needle guard 23, the vehicle needle ontology 25 Upper socket in the retaining sleeve 22, the vehicle needle ontology 25 and the removable connection of retaining sleeve 22, the vehicle needle ontology 25 Lower part stretch out in the casing 04 from the vehicle needle mounting hole.This sample car needle ontology 25 abrasion after it is replaceable, reduce use at This.
Be further used as preferred embodiment, be equipped with above the bearing cap 03 and press gland 08, it is described press gland 08 with The up and down connection of the upper cover 01, the upper cover 01 and the bearing cap 03 are annular in shape;Work is additionally provided in the casing 04 Moving part 21, the movable part 21, which is set to, presses 08 downside of gland, and the movable part 21 is abutted with by gland 08, the movable part 21 Bottom outer is equipped with downwardly projecting cone-shaped component 26;The internal diameter on 22 top of retaining sleeve is gradually reduced from the bottom to top, described The top of retaining sleeve 22 is equipped with through slot 24, and the upper end of the through slot 24 is pierced by retaining sleeve 22, and the retaining sleeve 22 is by elastic material It is made;The cone-shaped component 26 is directed at through slot 24, and when so that moving down by gland 08, cone-shaped component 26 protrudes into the through slot 24 In, it is softened the upper end of the retaining sleeve 22, makes the vehicle needle ontology 25 that can be detached from the clamping of the retaining sleeve 22.This implementation The lower part of retaining sleeve 22 and vehicle needle guard 23 are affixed in example, and gap is equipped between the top and vehicle needle guard 23 of retaining sleeve 22;It ties in this way Structure is simple, needle of more changing trains it is easy to operate, vehicle needle ontology 25 can be disassembled easily from retaining sleeve 22;Vehicle needle sheet is installed When body 25, and pressing is softened the upper end of the retaining sleeve 22 by gland 08, is then placed in vehicle needle ontology 25, then loose It opens by gland 08, the upper end of retaining sleeve 22 closes up under the effect of elasticity, and cone-shaped component 26 is detached from through slot 24, i.e., vehicle needle ontology 25 It clamps.
It is further used as preferred embodiment, described press is equipped with spring 07, erects between gland 08 and the bearing cap 03 It is connect respectively with by gland 08, bearing cap 03 to the both ends of the spring 07 of setting;It is described to pass through by gland 08 and the upper cover 01 The connection of hook joint structure, the hook joint structure includes lower hook portion 14 and the upper hook portion 13 above lower hook portion 14, the lower hook portion 14 set on pressing on gland 08, and the upper hook portion 13 is set in upper cover 01, and the lower hook portion 14 resists hook portion 13 from bottom to up.This Upper cover 01 is placed on by the outside of gland 08 and lower hook in embodiment;By setting hook joint structure and spring 07, when there is no external force Upper cover 01 is resisted under the action of spring 07 by gland 08, it, can swimmingly downwards by gland 08 when from outside, gland 08 is pressed in pressure Mobile, structure is simple, compact.
The better embodiment of the invention is illustrated above, but the invention be not limited to it is described Embodiment, those skilled in the art can also make various equivalent changes on the premise of not violating the inventive spirit of the present invention Type or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.

Claims (8)

1. a kind of head of compact dental handpiece, it is characterised in that: including casing, vehicle needle guard, first are equipped in the casing Bearing and second bearing, the lower wall of the casing are equipped with upper and lower perforative vehicle needle mounting hole, vertically arranged vehicle needle guard setting On the upside of vehicle needle mounting hole, the first bearing, second bearing are between the upper and lower every setting, the first bearing and second bearing difference It is sheathed on the outside of vehicle needle guard, the second bearing is abutted with the lower wall of casing, is equipped in the side wall of the casing spraying logical Road, the spray channel are set to the outside of second bearing periphery, and the spray channel is from top to bottom obliquely installed to vehicle needle guard, spray The bottom in mist channel is pierced by the outer wall of casing, so that the spray direction of spray channel is towards the lower section of vehicle needle mounting hole.
2. a kind of head of compact dental handpiece according to claim 1, it is characterised in that: the right part of the casing Referred to as handle connecting portion, the spray channel are set to the right side of second bearing, and the spray channel tilts down from right to left to be set It sets, the bottom of spray channel is pierced by the outer wall of casing, so that the spray direction of spray channel is towards the lower section of vehicle needle mounting hole.
3. a kind of head of compact dental handpiece according to claim 1, it is characterised in that: on the outside of the first bearing Equipped with bearing cap, bearing cap is placed on the outside of first bearing;Upper cover is equipped on the outside of the bearing cap, upper cover is placed on the outside of bearing cap; The lateral wall of the upper cover and the inner wall of the casing are affixed.
4. a kind of head of compact dental handpiece according to claim 1, it is characterised in that: be additionally provided in the casing The outer surface periphery of transmission gear, the vehicle needle guard is equipped with driven gear, and the driven gear is engaged with the transmission gear.
5. a kind of head of compact dental handpiece according to claim 4, it is characterised in that: the transmission gear and institute It states driven gear to be set between the first bearing and the second bearing, the driven gear is phase with the transmission gear It is mutually vertical ratcheting.
6. a kind of head of compact dental handpiece according to claim 3, it is characterised in that: be equipped in the vehicle needle guard Vehicle needle assemblies, the vehicle needle assemblies include retaining sleeve and vehicle needle ontology, and the retaining sleeve is fixedly connected on the interior of the vehicle needle guard Wall, the upper socket of the vehicle needle ontology is in the retaining sleeve, the vehicle needle ontology and the removable connection of retaining sleeve, the vehicle The lower part of needle ontology stretches out in the casing from the vehicle needle mounting hole.
7. a kind of head of compact dental handpiece according to claim 6, it is characterised in that: set above the bearing cap Have by gland, described to press gland and the up and down connection of the upper cover, the upper cover and the bearing cap are annular in shape;The machine Movable part is additionally provided in shell, the movable part, which is set to, to be pressed on the downside of gland, and the movable part is abutted with by gland, the movable part Bottom outer is equipped with downwardly projecting cone-shaped component;The internal diameter on the retaining sleeve top is gradually reduced from the bottom to top, the clamping The top of set is equipped with through slot, and the upper end of the through slot is pierced by retaining sleeve, and the retaining sleeve is made of elastic material;The taper structure Part is directed at through slot, and when so that moving down by gland, cone-shaped component is protruded into the through slot, supports the upper end of the retaining sleeve It opens, makes the vehicle needle ontology that can be detached from the clamping of the retaining sleeve.
8. a kind of head of compact dental handpiece according to claim 7, it is characterised in that: it is described press gland with it is described Spring is equipped between bearing cap, the both ends of vertically arranged spring are connect with by gland, bearing cap respectively;It is described to press gland and institute It states upper cover to connect by hook joint structure, the hook joint structure includes lower hook portion and the upper hook portion above lower hook portion, under described Hook portion is set to pressing and covers, and the upper hook portion is set on upper lid, and the lower hook portion resists hook portion from bottom to up.
CN201910555530.5A 2019-06-25 2019-06-25 A kind of head of compact dental handpiece Pending CN110279475A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910555530.5A CN110279475A (en) 2019-06-25 2019-06-25 A kind of head of compact dental handpiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910555530.5A CN110279475A (en) 2019-06-25 2019-06-25 A kind of head of compact dental handpiece

Publications (1)

Publication Number Publication Date
CN110279475A true CN110279475A (en) 2019-09-27

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CN201910555530.5A Pending CN110279475A (en) 2019-06-25 2019-06-25 A kind of head of compact dental handpiece

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Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201012130Y (en) * 2007-05-25 2008-01-30 李晓平 Disposal high-speed vane wheel electric dental engine with simple head
CN201324294Y (en) * 2008-11-28 2009-10-14 王怀鹏 Improved structure of clamping cylinder of high speed dental handpiece
CN101623213A (en) * 2008-07-11 2010-01-13 李晓平 Disposable high-speed turbine tooth-drilling hand-held machine
CN201510366U (en) * 2009-10-21 2010-06-23 尹蓓莉 Novel optical-fiber enginebit cellphone
CN201642371U (en) * 2010-01-29 2010-11-24 尹蓓莉 Novel LED light source dental drill handpiece with generator
CN201710485U (en) * 2010-05-26 2011-01-19 李庚瞬 Dental high-speed turbine handpiece with LED lamp
CN201822925U (en) * 2010-09-27 2011-05-11 山东双玉医疗器械有限公司 Dental handpiece
CN202342208U (en) * 2011-10-24 2012-07-25 宁静瑶 Nose of dental handpiece
CN202714934U (en) * 2012-07-16 2013-02-06 佛山市宇森医疗器械有限公司 Push-type high speed turbine dental mobile phone movement
CN104825238A (en) * 2015-05-19 2015-08-12 佛山市驰康医疗器材有限公司 Head of dental handpiece
CN105476722A (en) * 2016-01-25 2016-04-13 北京东博气动工具有限公司 Antisuction device for high speed turbine toothdrill handpiece
CN205379370U (en) * 2016-01-25 2016-07-13 北京东博气动工具有限公司 Suck -back device is prevented to high speed turbine electric dental engine cell -phone
WO2017018226A1 (en) * 2015-07-24 2017-02-02 株式会社吉田製作所 Dental handpiece
CN206621428U (en) * 2016-01-18 2017-11-10 佛山市驰康医疗器材有限公司 The dental handpiece of tightness adjustable
CN208274635U (en) * 2017-11-04 2018-12-25 佛山市佰仕得医疗器材有限公司 A kind of high efficiency dental handpiece
CN210582681U (en) * 2019-06-25 2020-05-22 佛山市碧盈医疗器材有限公司 Compact dental handpiece head

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201012130Y (en) * 2007-05-25 2008-01-30 李晓平 Disposal high-speed vane wheel electric dental engine with simple head
CN101623213A (en) * 2008-07-11 2010-01-13 李晓平 Disposable high-speed turbine tooth-drilling hand-held machine
CN201324294Y (en) * 2008-11-28 2009-10-14 王怀鹏 Improved structure of clamping cylinder of high speed dental handpiece
CN201510366U (en) * 2009-10-21 2010-06-23 尹蓓莉 Novel optical-fiber enginebit cellphone
CN201642371U (en) * 2010-01-29 2010-11-24 尹蓓莉 Novel LED light source dental drill handpiece with generator
CN201710485U (en) * 2010-05-26 2011-01-19 李庚瞬 Dental high-speed turbine handpiece with LED lamp
CN201822925U (en) * 2010-09-27 2011-05-11 山东双玉医疗器械有限公司 Dental handpiece
CN202342208U (en) * 2011-10-24 2012-07-25 宁静瑶 Nose of dental handpiece
CN202714934U (en) * 2012-07-16 2013-02-06 佛山市宇森医疗器械有限公司 Push-type high speed turbine dental mobile phone movement
CN104825238A (en) * 2015-05-19 2015-08-12 佛山市驰康医疗器材有限公司 Head of dental handpiece
WO2017018226A1 (en) * 2015-07-24 2017-02-02 株式会社吉田製作所 Dental handpiece
CN206621428U (en) * 2016-01-18 2017-11-10 佛山市驰康医疗器材有限公司 The dental handpiece of tightness adjustable
CN105476722A (en) * 2016-01-25 2016-04-13 北京东博气动工具有限公司 Antisuction device for high speed turbine toothdrill handpiece
CN205379370U (en) * 2016-01-25 2016-07-13 北京东博气动工具有限公司 Suck -back device is prevented to high speed turbine electric dental engine cell -phone
CN208274635U (en) * 2017-11-04 2018-12-25 佛山市佰仕得医疗器材有限公司 A kind of high efficiency dental handpiece
CN210582681U (en) * 2019-06-25 2020-05-22 佛山市碧盈医疗器材有限公司 Compact dental handpiece head

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