CN208741169U

CN208741169U - A kind of medical dental device

Info

Publication number: CN208741169U
Application number: CN201820554357.8U
Authority: CN
Inventors: 余志刚; 何伟; 余辉; 吴江
Original assignee: Huiji Hospital Affiliated To Hubei Vocational And Technical College
Current assignee: Huiji Hospital Affiliated To Hubei Vocational And Technical College
Priority date: 2018-04-18
Filing date: 2018-04-18
Publication date: 2019-04-16
Anticipated expiration: 2028-04-18

Abstract

The utility model discloses a kind of medical dental device, including bridge support and screw rod, threaded hole is offered in the bridge support, the screw rod passes through the threaded hole and upper end is connect with rotating handle, and lower end and hook connect, and are nested with spring on the screw rod；The hook includes hook body, the connector for connecting with screw flight is formed in the hook body, hook groove is offered in the hook body, and the U-shaped breach through hook body lower end surface is offered below the hook groove, the U-shaped breach is sequentially reduced by the spacing between inside two wall that is open, and the hook is connected with root-canal broach or dental forceps.Beneficial effect is: when in use, the hook can block root-canal broach or dental forceps, then rotate rotating handle, slowly increase root-canal broach or dental forceps, consequently facilitating minimally invasive had tooth pulled out or had tooth pulled out using dental forceps, reduce the injury to patient, it is easy to use.

Description

A kind of medical dental device

Technical field

The utility model relates to dental device fields, and in particular to a kind of medical dental device.

Background technique

Currently, common instruments for tooth extraction has dental elevator, chisel, hammer and dental forceps etc. in the extraction of clinical shell, but this A little instrumentss for tooth extraction are typically directly had tooth pulled out, bigger to the injury of root of the tooth, and need the doctor for having experience He being skilled in technique It is operated, unfamiliar trainee often touches gum, the lip etc. of patient in extraction, causes further to hurt Evil, therefore we design a kind of medical dental device.

Summary of the invention

The purpose of this utility model is that solve the above-mentioned problems and provides a kind of medical dental device no matter utilize The minimally invasive extraction of root-canal broach is still had tooth pulled out using dental forceps, is able to carry out clamping, is slowly had tooth pulled out, reduced using screw rod Injury to patient.

The utility model achieves the above object through the following technical schemes:

A kind of medical dental device, including bridge support and screw rod, the bridge support and offer threaded hole, and the screw rod is worn It crosses the threaded hole and upper end is connect with rotating handle, lower end and hook connect, and are nested with spring on the screw rod；

The hook includes hook body, and the connector for connecting with screw flight is formed in the hook body, Hook groove is offered in the hook body, and offers the U-shaped breach through hook body lower end surface below the hook groove, it is described U-shaped breach is sequentially reduced by the spacing between inside two wall that is open, and the hook is connected with root-canal broach or dental forceps.

Preferably, connecting below the hook with root-canal broach, the root-canal broach includes needle handle and needle main body, the needle master Body is from the screw thread cone of connection root of the tooth and for forming with the smooth shaft with U-shaped breach.

Preferably, the needle handle is the cylinder that outside cylinder is in bar shaped, and the diameter of the cylinder is greater than between U-shaped breach Away from.

Preferably, the needle handle and the needle main body are integrally formed.

Preferably, the hook and the extraction clipper joint, two clamp handles of the dental forceps are vertical close to plier position It is connected with locking nail, two locking nails and the U-shaped breach are clamped.

Preferably, the locking nail top has limit handle, it is connect for the two sides with U-shaped breach.

Preferably, the locking nail is threadedly coupled with the dental forceps.

Preferably, the bridge support includes bridge supportive body, the two sides of the bridge supportive body are connected with support plate, institute It states and is also connected with connection reinforcement plate between support plate and the bridge supportive body.

Preferably, being additionally provided with feet below each support plate.

Preferably, the support plate and the feet are hexagonal prisms.

To sum up, the utility model has the beneficial effects that: when in use, the hook can block root-canal broach or extraction Pincers, then rotate rotating handle, slowly increase root-canal broach or dental forceps, consequently facilitating minimally invasive have tooth pulled out or use dental forceps Extraction, reduces the injury to patient, easy to use.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the explosive view of the utility model；

Fig. 2 is the assembling assumption diagram of the utility model；

Fig. 3 is the bridge support construction figure of the utility model；

Fig. 4 is the hook structure figure of the utility model；

Fig. 5 is the root-canal broach structure chart of the utility model embodiment one；

Fig. 6 is the dental forceps structure chart of the embodiments of the present invention two.

The reference numerals are as follows:

1, rotating handle；2, bridge supports；201, bridge supportive body；202, connection reinforcement plate；203, support plate；3, spring； 4, screw rod；5, it links up with；501, hook body；502, connector；503, hook groove；504, U-shaped breach；6, root-canal broach；601, needle handle； 602, needle main body；7, feet；8, dental forceps；9, locking nail.

Specific embodiment

To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Obtained all other embodiment is put, the range that the utility model is protected is belonged to.

Embodiment one:

Referring to shown in Fig. 1-Fig. 5, the utility model provides a kind of medical dental device, including bridge support 2 and screw rod 4, Threaded hole is offered in the bridge support 2, the screw rod 4 passes through the threaded hole and upper end is connect with rotating handle 1, lower end and extension Hook 5 connects, and spring 3 is nested on the screw rod 4；By the rotation of rotating handle 1, increase screw rod 4, to make to hang Hook 5 lifts, and hook 5 can connect root-canal broach 6, to realize minimally invasive extraction, reduces the injury of patient；

The hook 5 includes hook body 501, is formed in the hook body 501 for being threadedly coupled with screw rod 4 Connector 502 offers hook groove 503 in the hook body 501, and offers below the hook groove 503 through hook body The U-shaped breach 504 of 501 lower end surfaces, the U-shaped breach 504 are sequentially reduced by the spacing between inside two wall that is open, the hook 5 are connected with root-canal broach 6；

As preferred embodiment, 5 lower section of hook is connect with root-canal broach 6, and the root-canal broach 6 includes 601 He of needle handle Needle main body 602, the needle main body 602 from connection root of the tooth screw thread cone and for the smooth shaft group with U-shaped breach 504 At when in use, the smooth shaft of needle main body 602 and U-shaped breach 504 being cooperated, due to the spacing between 504 inner wall of U-shaped breach It is sequentially reduced, therefore, smooth shaft can be slid into U-shaped breach 504 up to clamping, and needle handle 601 can be supported on U-shaped and lack The two sides of mouth 504, facilitate and promote root-canal broach 6, easy to use.

For can clamping needle handle 601, the needle handle 601 be outside cylinder be in bar shaped cylinder, and the diameter of the cylinder be greater than U The spacing of v notch v 504.

For convenience of processing, the needle handle 601 is integrally formed with the needle main body 602.

Further, the bridge support 2 includes bridge supportive body 201, and the two sides of the bridge supportive body 201 are connected with branch Fagging 203 is also connected with connection reinforcement plate 202 between the support plate 203 and the bridge supportive body 201, when in use, can To be supported on the tooth two sides for needing to pull out using support plate 203, tooth can be pulled up, it is easy to use.

The height of bridge support 2 is raised for convenience, is additionally provided with feet 7 below each support plate 203；The support plate 203 and the feet 7 are hexagonal prisms, can be improved the stability of bridge support 2.

Embodiment two:

Referring to Fig. 6, what is different from the first embodiment is that the hook 5 is connect with the dental forceps 8, the two of the dental forceps 8 Clamp handle is connected with locking nail 9 close to plier position vertically, and two locking nails 9 are clamped with the U-shaped breach 504；The lock Marking closely 9 tops has limit handle, for connecting with the two sides of U-shaped breach 504；The locking nail 9 connects with 8 screw thread of dental forceps It connects, when in use, in two 9 clamping U-shaped breach 504 of locking nail, and snaps into the position for clamping tooth, then slowly rotation rotation Handle 1 is changed hands, makes screw rod 4 that the neck of hook be driven to rise, so that dental forceps 8 be made to rise, avoids having tooth pulled out too quickly collision gum or tooth lip makes Patient receives secondary injury.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power Subject to the protection scope that benefit requires.

Claims

1. a kind of medical dental device, it is characterised in that: including bridge support and screw rod, threaded hole is offered in the bridge support, The screw rod passes through the threaded hole and upper end is connect with rotating handle, and lower end and hook connect, and are nested with bullet on the screw rod Spring；

The hook includes hook body, and the connector for connecting with screw flight is formed in the hook body, described Hook groove is offered in hook body, and offers the U-shaped breach through hook body lower end surface, the U-shaped below the hook groove Notch is sequentially reduced by the spacing between inside two wall that is open, and the hook is connected with root-canal broach or dental forceps.

2. a kind of medical dental device according to claim 1, it is characterised in that: it is connect below the hook with root-canal broach, The root-canal broach includes needle handle and needle main body, the needle main body from connection root of the tooth screw thread cone and for with U-shaped breach Smooth shaft composition.

3. a kind of medical dental device according to claim 2, it is characterised in that: the needle handle is the circle that outside cylinder is in bar shaped Column, and the diameter of the cylinder is greater than the spacing of U-shaped breach.

4. a kind of medical dental device according to claim 3, it is characterised in that: the needle handle and needle main body one at Type.

5. a kind of medical dental device according to claim 1, it is characterised in that: the hook and the extraction clipper joint, Two clamp handles of the dental forceps are connected with locking nail, two locking nails and the U-shaped breach card close to plier position vertically It connects.

6. a kind of medical dental device according to claim 5, it is characterised in that: the locking nail top has limit handle, It is connect for the two sides with U-shaped breach.

7. a kind of medical dental device according to claim 6, it is characterised in that: the locking nail and the dental forceps screw thread Connection.

8. -7 any a kind of medical dental device according to claim 1, it is characterised in that: the bridge support includes that bridge supports Main body, the two sides of the bridge supportive body are connected with support plate, are also connected between the support plate and the bridge supportive body Connection reinforcement plate.

9. a kind of medical dental device according to claim 8, it is characterised in that: be additionally provided with pad below each support plate Foot.

10. a kind of medical dental device according to claim 9, it is characterised in that: the support plate is with the feet Hexagonal prisms.