CN1301138A - Illuminated syringe tip and handpiece assembly - Google Patents
Illuminated syringe tip and handpiece assembly Download PDFInfo
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- CN1301138A CN1301138A CN 98814025 CN98814025A CN1301138A CN 1301138 A CN1301138 A CN 1301138A CN 98814025 CN98814025 CN 98814025 CN 98814025 A CN98814025 A CN 98814025A CN 1301138 A CN1301138 A CN 1301138A
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- syringe tip
- adapter
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- contained
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Abstract
A dental syringe tip handpiece assembly includes a plastic syringe tip mounted in an adaptor for connection to the handpiece. On the interior of the adaptor at a location adjacent the end of the syringe tip, a source of light is provided. Light from the light source will be transmitted down the length of the syringe tip and emitted from the end thereof. By positioning the end of the syringe tip in the patient's oral cavity, the dentist can provide illumination in the oral cavity so that various dental functions can be more easily and accurately performed.
Description
Background of invention
Syringe tip that the present invention relates to be thrown light on and handpiece assembly, more particularly, relate to a kind of syringe tip that is thrown light on and hand-held device, wherein adopt the disposable syringe termination with the light source in adapter to the patient's mouth transmission ray so that be that odontologist provides illumination.
U.S. Patent No. 5,049,071 (people such as Davis) discloses a kind of disposable dental syringe termination of plastics.This patent also discloses various adapters, and these adapters can be in order to be contained in the disposable syringe termination on the handle of three way type dental syringe assembly.The disclosure of this U.S. Patent No. 5,049,071 is classified reference as at this.In addition, U.S. Patent No. 5,192,206 people such as () Davis are loaded with the disclosure of another relevant used adapter of three way type dental syringe assembly, and the disclosure of this U.S. Patent No. 5,192,206 is also classified reference as at this.
Since seriously be related to the infectious disease that grows with each passing day such as hepatitis and no day after tomorrow immunity the incidence rate of syndrome etc., the use of disposable use plastic injector termination is more prevalent.Odontologist's exactissima diligentia prevents from microorganism (virus or antibacterial) is infected to another patient from a patient.The plastic injector termination accesses the empty G﹠W of pressurized.Odontologist on the operator gripping member the air button and just can in required any dental procedure, the compound atomization mass of water, air or aqueous vapor be injected patient's mouth during water supply button.
Yet require in the oral cavity, to provide light to carry out necessary dentistry operation in order to odontologist.Most of dentistry apparatus for work have the illuminator of setting up, and this system has and helps the mirror surface of light-ray condensing to patient's mouth.But odontologist tends to stand in the stroke of light, and this has just reduced the effectiveness that sets up light source to a great extent.
Someone proposed the dental tool of various band light sources so that help odontologist in various dentistry operations.For example, a kind of typical dentistry drilling tool can have fibre-optic bundle in case with light from the light sources transmit to the dental drill the end and zone that odontologist can be holed the direct directive of light.The representative of this technology is a U.S. Patent No. 4,507,085 (Mosimann) and the disclosed content of U.S. Patent No. 5,088,924 (Woodward).
Dental syringe termination handpiece also be provided with light source in case illumination must injection air and (or) zone of water.The representative of these devices is U.S. Patent No.s 4,619, and the disclosure of 612 (Weber), this content illustrate the fibre-optic bundle of the Luer's syringe head assemblies of packing into.One bulb is contained in the handpiece as light source.Used syringe tip is the syringe tip of a metal, non-once use in the disclosure of Weber patent, must steam it before being used for next patient and press the pot sterilization.
But, before the present invention, still do not have any and light source be housed so that with the disposable syringe termination of light transmission to the oral cavity.Around just having to rely on, the odontologist of use disposable syringe termination is erected at the illuminator that adopts in the dental apparatus so that be with the observation patient's mouth of the dental syringe termination handle of air or water in use.
The purpose of this invention is to provide a kind of useful light source, just light transmission can be advanced patient's mouth when odontologist uses the dental syringe termination handpiece of band air or water.
A feature of the present invention is: in the adapter in syringe tip being remained on dental syringe termination handpiece, at the light source that is provided with of injector end head.Make light from light source inject the first end of injector end and advance along its length.Light radiates away and can be in order to the illumination patient's mouth from syringe tip at the other end of syringe tip.
Advantage of the present invention is: odontologist can use the same instrument illumination oral cavity to patient's mouth supply air, water or compound empty G﹠W.Any requirement uses that the dentistry operation of the dental syringe termination handpiece of band air or water all can be more prone to, safety and carrying out effectively, because odontologist can observe its inside, handled oral cavity exactly.
Other purposes of the present invention, feature and advantage can be more obviously by following specifying.
Summary of the invention
Dental syringe termination handpiece assembly comprise be contained in order to adapter that handpiece is connected in transparent plastic injector termination.In adapter, be provided with a light source, optical fibers annular lamp preferably with the position of the end abutment of syringe tip.From the light of light source along the length transmission of syringe tip and radiate away from its end.When the injector end cephalic par was put into the disease entrance cavity, odontologist can throw light in the oral cavity and make various dentistry operations be more prone to and carry out exactly.
A kind of special handpiece body and function that is made of a handpiece internal element and an overcoat is with accommodating adaptor and syringe tip assembly.Air, water and optical fiber pipeline are positioned at handpiece body inside.Easily detachable handheld spare body is so that cleaning.
Light source also can be the bulb that is positioned at the adapter rear portion.Adapter is transferred in the syringe tip thereby the light from bulb can be passed adapter with transparent or be that translucent material is made at least.
Light source can be one or severally pass through the fibre-optic bundle that a valve head and a manifold component are provided with in another embodiment of the present invention.The end of the close syringe tip in the end of fibre-optic bundle is provided with, so that the light transmission that will radiate from the fibre-optic bundle end is in syringe tip, syringe tip is again along its length transmission ray, and light is just from the radiation of injector end cephalic par and can be in order to the illumination patient's mouth.
Brief description of drawings
Fig. 1 illustrates syringe tip assembly that the present invention thrown light on and the part of handpiece body is decomposed isometric drawing.
Fig. 2 illustrates the position profile that adapter in the assembly, syringe tip and locking closure are connected with the handpiece body, and wherein all part is in engagement state.
Fig. 3 illustrates the position profile that adapter in the assembly, syringe tip and locking closure are connected with the handpiece body, and wherein all part is in separated position.
Fig. 4 illustrates handpiece body isometric drawing of the present invention, has wherein shed overcoat.
Fig. 5 illustrates the profile of handpiece body shown in Figure 4 one end.
Fig. 6 illustrates and is used for syringe tip of the present invention and looks closely profile.
Fig. 7 illustrates and makes bulb be contained in the variant embodiment of the present invention at this position, adapter rear portion in the assembly.
Another embodiment that can Gong select for use that Fig. 8 illustrates the dental syringe head assemblies that the present invention thrown light on partly decomposes isometric drawing.
Fig. 9 illustrates and is used for the present invention this can be for selecting for use the end of embodiment and fibre-optic bundle partly to decompose isometric drawing.
Figure 10 illustrates the present invention, and this can be for selecting for use embodiment to be in the profilograph of engagement state.
Figure 11 illustrate be used for this can be for selecting the manifold body drawing in side sectional elevation of embodiment for use, and the position of supply channel is shown.
Figure 12 illustrate be used for this can be for selecting for use the manifold body of embodiment partly to decompose isometric drawing.Wherein manifold pipe box tube partly cuts open.
DETAILED DESCRIPTION OF THE PREFERRED
The dental syringe termination handpiece assembly that the present invention is thrown light on is represented totally by 300 in Fig. 1.Handpiece body 312 has makes the slidably overcoat 410 of installation on internal element 430.Internal element 430 is for becoming the groove of U-shaped substantially, and groove has in order to hold the hollow interior of water pipeline, air line and optical fibers pipeline.These feed pipelines respectively are connected with handpiece body 312 by outer piping 470, and outer piping is to water source, air source and be used for the light source (not shown) extension of optical fibers pipeline.
Be provided with at an end of handpiece body 312 and make pack into the adapter 320 of handpiece body 312 of syringe tip 314.Locking closure assembly 330 clamps syringe tip 314 in place securely.
Shown in Fig. 2,3 and 5, handpiece body 312 at one end has threaded openings 313, and adapter 320 can utilize the first adapter screw thread, 322 spinnings in this opening.Adapter 320 middle parts are provided with angle, central cave opening 316, wrench can be placed on wherein so that adapter 320 is fastened in the threaded openings 313 of handpiece body 312.
The handpiece body can be the standard structure body of a kind of being called " Continental Design " in the illustrated embodiment in the application, but the present invention can give remodeling and cooperate with the structure with any handpiece body.Other details of adapter 320 are in U.S. Patent No. 5,049, propose in 071, classify reference as at this.
One locked component is clamped in syringe tip 314 in the handpiece body 312 securely makes air source and water source be in water supply air feed state all the time by syringe tip 314 to prevent syringe tip 314 from unclamping unintentionally, and prevents that syringe tip 314 from deviating from from adapter 320.Locked component comprises substantially: adapter 320; One sleeve clamping element 340 is contained in the outer end of adapter 320; One sealing ring 342; With a locking closure 330, spinning is on adapter 320 and round sleeve clamping element 340.Locking closure 330 has one group of screw thread 332 with cooperate with the second adapter screw thread 326 on the adapter 320 locking closure 330 is fixed on the adapter 320.Other details of locked component are shown in U.S. Patent No. 5,306,146 and U.S. Patent No. 5,489,205 in, this two patent is all classified reference as at this.Unclamp locking closure 330 from adapter 320 and just shed pressure from sleeve clamping element 340, this just can shed exhausted syringe tip and change with new syringe tip.
Syringe tip 314 is an elongated cylinder part preferably made of plastic.Syringe tip 314 is to do interference fit on the conical mandrel 321 of adapter 320.Other details of syringe tip propose in the 07l in U.S. Patent No. 5,049.Syringe tip 314 should adopt and light can be made from the material that the first end of injector end is transferred to the other end.In a preferred embodiment of the invention, the poly-propionic ester of syringe tip 314 usefulness is made, but, also can adopt the plastics such as the acrylic plastics of other transmission rays.
Syringe tip 314 is to be designed so that with once the back is just depleted.The termination material is made in single extrusion process, but preferably make with the rigidity transparent plastic of any transmission ray.Preferably adopt rigidity plastics to make buccal and tongue be in the requirement of back-off state constantly to satisfy dental operation human termination.
Syringe tip 314 is done interference fit on the conical mandrel 321 that is in axle ennation 325 ends.Conical mandrel 321 fuses with axle ennation 325, and ennation then passes the extension of adapter rear end and enters handpiece body 312.The rear end of axle ennation 325 is threaded and is contained in the threaded openings 316 of handpiece body 312 inside.The far-end of axle ennation 325 is connected with water supply line 444, and water supply line then can supply water to syringe tip 314 by common mode.
Equally, to adapter 320 supply airs, gas supply line is aimed at the air duct 328 in the adapter 320 by gas supply line 442 in the handpiece body 312.
Shown in Fig. 2 and 3, optical fibers annular lamp 360 formula light sources directly are contained near 314 ends, adapter 320 inner injectors terminations and light are radiated along syringe tip length.In a preferred embodiment of the invention, can adopt by the optical fibers annular lamp of address for " Fiberoptics fechnology Incorporated " company manufacturing of " 14 Fiber Road, Pomfret, CT06258 ", but, also can adopt any suitable optical fibers ring device.Optical fibers annular lamp 360 is connected with fibre-optic bundle 363, and this fibre-optic bundle extends to be connected with a distant place light source (not shown) by the path in the handpiece body 312 448.
Be provided with ring washer 365 in adapter 320 inside, in packing ring, adorn the diaphragm of one one-tenth flexible loop, 368 shapes.This flexible loop 368 is round axle ennation 325 and fibre-optic bundle 363 and its clamping is in place in adapter 320 inside.
As shown in Figure 2, in adapter 320, be positioned near syringe tip 314 ends locking closure 330 being shifted when making it be in closure state on the adapter 320 onto photoconduction fibrous annular lamp 360.Bulb 360 makes light arrive its far-end along syringe tip 314 length with regard to illumination when odontologist starts power supply, makes the light radiation and the illumination patient's mouth at this.
Fig. 4 illustrates the interior details of the internal element 430 of handpiece body 312.In internal element 430 inner U-shaped grooves, be provided with water supply line 444 and gas supply line 442 so as from its source to adapter supply air and water.Water valve 454 is contained in the water supply line 444 and is opened by pressing the water supply button 453 that is contained on the overcoat 410 by odontologist.Equally, air cock 452 is contained in the gas supply line 442 and is opened by the air feed button 451 that is contained on the overcoat 410 by odontologist.
The remodeling of syringe tip 514 shown in Figure 6 can make syringe tip location in adapter 320 exactly.Syringe tip 514 has central water supply path 522 and some water supply path 522 ambient air paths 524 that are positioned at.One end of syringe tip 514 is provided with keyway 530 to aim at adapter 320 inner complementary adapter card 540 (see figure 2)s.Like this, be properly installed in the adapter 320, the keyway 530 on the syringe tip 514 is aimed at adapter card 540 for making syringe tip 514.As aim at inaccurately, adapter 514 just can not done suitable interference fit on axle 321, will produce and leak and the gas leakage problem.
Can make other various changes to the present invention.Can adopt other suitable light sources to replace optical fibers annular lamp 360.For example, can load onto any suitable shape bulb in adapter inside, thereby light can be transferred in the patient's mouth along syringe tip.
As shown in Figure 7, handpiece body 612 has the adapter 620 that makes syringe tip 614 threading handpiece bodies 612.In this embodiment, adapter 620 is to make as Merlon or hard acrylic plastics with harder relatively plastics.Adapter 620 also should be transferred to syringe tip 614 from light source 660 with light, therefore, but for adapter 620 selected materials should be the material of transmission ray.The plastics that this material is preferably transparent, but, also can adopt translucent material.
Saturating orchestration 620 is contained in the end of handpiece body 612, and the locking ring 650 of band locking ring external screw thread 652 cooperates with one group of female thread 622 and adapter 620 clampings are in place.Locking ring 650 can have in its surface a groove (not shown) to admit screwdriver with locking ring 650 precession female threads 622.
The conical mandrel 621 of syringe tip 614 above having, adapter 620 is housed.Water channel 628 and air duct 629 are located in the adapter 620 so that transmit water and air from handpiece body 612 respectively to syringe tip 614.Locked component fixes on syringe tip 614 folders in the handpiece body 612 and supplies water and air by syringe tip 614 all the time to prevent to unclamp syringe tip 614 unintentionally, and prevents that syringe tip 614 breaks away from adapter 620.Locked component generally has telescopic clamping element 640, a sealing ring 642 and a spinning that adapter 620, is contained in adapter 620 outer ends on adapter 620 and round the locking closure 630 of telescopic clamping element 640.Locking closure 630 inside have one group of screw thread that engages with the second adapter screw thread 626 on the adapter 620 so that locking closure 630 is fixed on the adapter 620.
When power initiation bulb 660, lens 668 converging rays and make it to enter adapter 620, and light is imported syringe tip 614 so that the input patient's mouth by adapter 620.
Preferably reduce the heat that sends from light source, therefore, optical fibers lamp or fluorescent lamp are preferred construction as far as possible, because the heat minimum of being sent by these light sources.Preferably adopt and be contained in mirror surface light source nearby and go so that focus light rays in the injector end cephalic par.This can strengthen light intensity and the size of unlikely increasing light source and can strengthen the intensity of useful light so that along syringe tip length transmission ray.
Shown in Fig. 8～12, another embodiment of the present invention adopts one or more fibre-optic bundle so that light is transmitted with the illumination patient's mouth along syringe tip length by the handle input syringe tip of syringe tip assembly from light source.
The dental syringe assembly of this embodiment is total is shown in 700 places.Handle 712 has the connecting line that is used for fibre-optic bundle 760 and is used for the air piping 758 and the water supply piping 756 at air and water source.Handle 712 is connected with the head 720 with screw thread ennation 722 by screw thread (or by other suitable methods).Head 720 also has air cock 752 and water valve 754 so that open empty G﹠W respectively with common mode.As shown in Figure 9, screw thread ennation 722 have one or more optical fibers beam hole 728 in case admit one or more fibre-optic bundle 760 and the water swivel 724 of a band chamfered edge so as to connect water supply piping 756 and the pneumatic fitting 726 of a band chamfered edge so that be connected air piping 758.
In head 720 inside manifold body 770 is housed.Manifold body 770 is substantially a cylinder, has a conical mandrel 780 (see figure 10)s, on axle with U.S. Patent No. 5,236, in 356 shown in mode syringe tip 714 is housed.After loading onto manifold body 770, refill manifold top 772 and make its fix in position with manifold sleeve 776.Manifold body 770 has optical fibers beam hole 728 so that pack fibre-optic bundle 760 into.The air source that is used for dental syringe assembly 700 is connected with air inserting column 778, and this inserting column is contained in again in the air pipe line 782 that passes 770 one-tenth one longitudinal passages of manifold body.The water source that is used for dental syringe assembly 700 is connected with water supply inserting column 779, and this inserting column is contained in the vertical water route 790 of the biasing that is positioned at manifold body 770 again.Intersect in vertical water route 788 in vertical water route 790 and the manifold body of setovering 770, axial supply channel 786 in this water route and the manifold body 770 intersects, and the last central longitudinal with manifold body 770 of this axial supply channel intersects and water is sent into axle 780 to water route 784 and also from then on enters syringe tip 714.
Figure 10 illustrates dental syringe assembly 700 vertical sections of assembling.Head 720 spinnings are gone into handle 712, and the manifold body 770 of combination, manifold top 772 and manifold sleeve 776 are contained in the recess of head 720.Refer to that revolving nut 740 makes manifold body 770, manifold top 772 and manifold sleeve 776 fix in position when its spinning is gone into head 720, wherein be provided with sealing ring 742 and be threaded so that seal this.With syringe tip 714 advancement finger spin nuts 740 and the one end is pressed on the axle 780.In that being revolved, finger when nut 740 spinnings are gone into head 720 syringe tip 714 is clamped on the axle 780 securely by locking bushing 750 and sealing ring 751.
The end of syringe tip 714 is provided with near fibre-optic bundle 760 ends and makes the light that is transmitted by fibre-optic bundle 760 be conveyed into syringe tip 714 ends when starting the light source (not shown) and be transferred to along syringe tip 714 length and make its position that can inject patient's mouth so that required illumination to be provided.Can adopt any method to start light source.
When starting light source, odontologist can push air cock 752 and make air from air piping 758 pass air pipe line 782 and enter air flue in the syringe tip 714.Identical therewith, opening water valve 754 makes the water from water supply piping 756 enter the vertical water route 790 of biasing, thereby enter vertical water route 788, thereby thereby enter axial water route 786 and enter central longitudinal to water route 784, central corridor in this water route and the axle 780 is connected, and this path is supplied with water in central authorities' water supply path of syringe tip 714.
The present invention has been made explanation with regard to its several specific embodiments, but, illustrative should be regarded as and nonrestrictive to these embodiment.Can make various improvement and augment, this is conspicuous to being familiar with this professional people.Therefore, the present invention should not be subjected to the restriction of above explanation and only should be limited by following claims.
Claims (21)
1. dental syringe termination handpiece assembly in order to the light that radiates from the far-end of the syringe tip of a transmission ray to be provided, has:
A) hollow adapter, a syringe tip that is installed on it in order to admittance;
B) an axle ennation is contained in adapter inside, has a conical mandrel at the one end; With
C) light source is contained in the inner and close conical mandrel of adapter,
Thereby light can inject the near-end of the syringe tip that is contained in conical mandrel 1 when making light source luminescent, thereby light can be radiated away along the length transmission of syringe tip and from its far-end, thereby odontologist can utilize light illumination one working area of radiating from syringe tip.
2. by the described assembly of claim 1, wherein: light source is an optical fibers annular lamp around the installation of axle ennation.
3. by the described assembly of claim 1, also comprise the syringe tip that is contained in the transmission ray on the conical mandrel.
4. a syringe tip that is thrown light on and dental handpiece assembly have:
A) a handpiece body;
B) adapter is contained in the handpiece body, has the conical mandrel that is contained in the hollow body partial interior with externally threaded hollow body part and;
C) syringe tip is contained on the adapter;
D) locked component is in order to be fixed on syringe tip in the adapter; With
E) light source is contained in the hollow body partial interior of adapter near the first end of injector end,
Thereby make light when making light source luminescent, can inject the near-end of the injection termination that is contained on the conical mandrel, thereby light can be radiated away along the length transmission of syringe tip and from its far-end, thereby odontologist can utilize light illumination one working area of radiating from syringe tip.
5. by the described assembly of claim 4, wherein; Light source is an optical fibers annular lamp.
6. by the described assembly of claim 4, the handpiece body has:
A) internal element has a cross section that is substantially U-shaped, has a hollow inside;
B) water supply line and an air source are positioned at hollow inside and are connected with adapter;
C) fibre-optic bundle, it is inner and be connected with light source to be positioned at hollow unit;
D) capping unit is done slidably to install on internal element; With
E) in order to the device that unloads capping unit on the unit internally with in order to unloading the device of adapter on the unit internally,
Thereby can clear up and steam and press the pot sterilization assembly.
7. a syringe tip has:
A) an elongated plastic cylinder spare has first central corridor that runs through the whole length of cylindrical element;
B) some alternate paths are provided with along circumferential around first central corridor; With
C) in order on an adapter, to make syringe tip on adapter, make correct aligned device with key mounting of syringe termination.
8. by the described syringe tip of claim 7, wherein, in order on an adapter, being a bonding groove on syringe tip with the device of key mounting of syringe termination.
9. a dental syringe termination adapter makes its far-end from the transparent syringe tip of a transmission ray emit in the patient's mouth in order to transmission ray, has:
A) a light transmission body; With
B) in order to a syringe tip being contained in the device on the light transmission body,
Thereby near a light source being arranged on adapter and when making light source luminescent, light can pass adaptor body and inject dress syringe tip thereon, thereby light can be radiated away along the length transmission of syringe tip and from its far-end.
10. a dental syringe termination handpiece assembly, has so that its far-end from the transparent syringe tip of a transmission ray is radiated away in order to light to be provided:
A) adapter, in order to a syringe tip is contained in the handpiece, this adapter has a light transmission body;
B) in order to a syringe tip is contained in the device on the adapter; With
C) light source is contained near the adapter,
Thereby near a light source being arranged on adapter and when making light source luminescent, light can pass adaptor body and inject dress syringe tip thereon, thereby light can be radiated away along the length transmission of syringe tip and from its far-end.
11. by the described assembly of claim 10, wherein: in order to the device of mounting of syringe termination is one to become the conical mandrel of integral body with adapter.
12. by the described assembly of claim 10, wherein: light source is one to be contained in the bulb in the bulb recess in the adapter.
13. by the described assembly of claim 10, also have a syringe tip that is contained in the transmission ray on the adapter.
14. a syringe tip that is thrown light on and dentistry hand-held device have:
A) a handpiece body;
B) adapter is contained in the handpiece body, and this adapter has a light transmission body;
C) this adapter has one and becomes whole conical mandrel thereon;
D) syringe tip is contained on the conical mandrel;
E) locked component is in order to be fixed on syringe tip in the adapter; With
F) light source, near the adaptor body setting of transmission ray, thereby when making light source luminescent, light can pass adaptor body and inject dress syringe tip thereon, thereby light can be radiated away along the length transmission of syringe tip and from its far-end.
15. an adapter in order to a handpiece body that a syringe tip is packed into, has:
A) hardware has a groove within it, an end of size receivability one syringe tip of groove, and hardware is to make with the material of transmission ray; With
B) conical mandrel, in whole connection of an end and hardware of groove,
Thereby when injecting syringe tip in the groove, just syringe tip can be contained on the conical mandrel.
16. by the described adapter of claim 15, wherein: one second groove is set, in hardware so that admit a light source.
17., also have a syringe tip that is contained on the conical mandrel by the described adapter of claim 15.
18. a dental syringe termination handpiece assembly makes its transparent syringe tip from a transmission ray radiate away in order to light to be provided, have:
A) one be substantially hollow handle, have a light source, a water source and an air source;
B) valve head is contained on the handle, and this valve head comprises a water valve and an air cock;
C) manifold component is positioned at valve head, and this manifold component has an axle, and axle is suitable for admitting dress syringe tip thereon;
D) manifold component comprises that also a supply channel is so that transport to axle with water from the water source;
E) manifold component also comprises an air pipe line so that carry air and air can be supplied with a syringe tip from air source; With
F) manifold component also comprises the device in order to the position from light sources transmit to close axle with light,
Thereby light can inject the near-end that is contained in the syringe tip on the axle from light source when making light source luminescent, thereby light can be radiated away along the length conveying of syringe tip and from its far-end, thereby odontologist can utilize light illumination one working area of radiating from syringe tip.
19., comprise that also one is contained in the syringe tip of the transmission ray on the conical mandrel by the described assembly of claim 18.
20. a dental syringe termination handpiece assembly makes its far-end from the transparent syringe tip of a transmission ray radiate away in order to light to be provided, comprising:
A) one be substantially hollow handle, comprise at least one fibre-optic bundle, a water source piping and an air source piping;
B) one be substantially hollow valve head, be contained on the handle, valve head comprises a water valve and an air cock;
C) manifold component is positioned at valve head, and this manifold component comprises an axle so that admit dress syringe tip thereon;
D) manifold component also comprise a supply channel in case with water by the water supply path of axle in water source output and the input syringe tip;
E) manifold component also comprises an air pipe line so that with the air flue of air in the air source input syringe tip;
F) thumb nut and locking bushing are contained on the valve head and syringe tip are fixed on the axle and near first end of manifold body; With
G) manifold component also comprises at least one optical fibers beam hole so that admit from the fibre-optic bundle of handle and make the first end location of an end of fibre-optic bundle near manifold body,
Thereby when illuminating fibre-optic bundle, light can inject a near-end that is contained in the syringe tip on the axle from fibre-optic bundle, thereby light can be radiated away along the length transmission of syringe tip and from its far-end, thereby odontologist can utilize light illumination one working area of radiating from syringe tip.
21., comprise that also one is contained in the syringe tip of the transmission ray on the conical mandrel by the described assembly of claim 20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98814025 CN1301138A (en) | 1998-03-19 | 1998-03-19 | Illuminated syringe tip and handpiece assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98814025 CN1301138A (en) | 1998-03-19 | 1998-03-19 | Illuminated syringe tip and handpiece assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1301138A true CN1301138A (en) | 2001-06-27 |
Family
ID=34170375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98814025 Pending CN1301138A (en) | 1998-03-19 | 1998-03-19 | Illuminated syringe tip and handpiece assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1301138A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101355914B (en) * | 2006-05-03 | 2011-08-31 | 比恩-艾尔控股股份有限公司 | Hand-held instrument for dental or surgical use |
-
1998
- 1998-03-19 CN CN 98814025 patent/CN1301138A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101355914B (en) * | 2006-05-03 | 2011-08-31 | 比恩-艾尔控股股份有限公司 | Hand-held instrument for dental or surgical use |
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