CN210056283U - Pliers are got rid of to belt loop convenient to operation - Google Patents
Pliers are got rid of to belt loop convenient to operation Download PDFInfo
- Publication number
- CN210056283U CN210056283U CN201920634310.7U CN201920634310U CN210056283U CN 210056283 U CN210056283 U CN 210056283U CN 201920634310 U CN201920634310 U CN 201920634310U CN 210056283 U CN210056283 U CN 210056283U
- Authority
- CN
- China
- Prior art keywords
- beak
- forceps
- mouth
- long
- pincers
- 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.)
- Expired - Fee Related
Links
- 210000003323 beak Anatomy 0.000 claims abstract description 95
- 239000002184 metal Substances 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 210000000214 mouth Anatomy 0.000 abstract description 52
- 210000000080 chela (arthropods) Anatomy 0.000 abstract description 27
- 230000007246 mechanism Effects 0.000 abstract description 5
- 208000037656 Respiratory Sounds Diseases 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 241001388119 Anisotremus surinamensis Species 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 206010048038 Wound infection Diseases 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to the technical field of medical equipment, specifically relate to a pincers are got rid of to belt wheel convenient to operation, including pincers handle, first pincers mouth, can drive first pincers mouth through pulling of pincers handle and carry out the switching, be provided with second pincers mouth on the first pincers mouth, second pincers mouth is provided with protruding ball slide wedge mechanism-through pressing down the pincers handle, drives the metal ball extrusion work slide wedge on the first short beak, can make the short beak front end of second carry out the closure towards the long beak of second. The utility model can change the direction of the shearing force through the convex ball wedge mechanism, so that the dentist can use the band ring removing forceps in the direction perpendicular to the opening direction of the mouth of the patient, the discomfort of the patient is reduced, and the position of the band ring removing forceps in the oral cavity can be adjusted more conveniently; the present single beak chuck structure of pincers is got rid of to the contrast belt wheel, the utility model discloses a but the two beak chuck structures of self return, this kind of structure makes the atress of tooth more even, has reduced the risk that tooth appears not hard up and crackle in the treatment.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically relate to a pincers are got rid of to belt wheel convenient to operation.
Background
With the development of society, people's demands for quality of life are increasing, and more adults than children and teenagers are seeking orthodontic treatment to improve their smile, correct a tooth bite condition or correct other problems caused by injury, disease or prolonged neglect of oral care. The orthodontic band is a common appliance for treating teeth, and is a metal lantern ring adhered to the rear big teeth, the side surface of the orthodontic band is welded with a round or flat or square thin tube, and an orthodontic arch wire can pass through the orthodontic band and plays a role in supporting the arch wire, so that the force is transmitted to the molar teeth to control the movement of the molar teeth. The buccal tube is welded on the band ring to transfer the correcting force, and the buccal tube is equivalent to a bracket bonded with the anterior teeth. Buccal tubes have various shapes, and the upper jaw and the lower jaw are different, but generally a small drag hook is provided for dragging teeth. When the correction is finished and the patient needs to remove the orthodontic band, the dentist can take down the orthodontic band by using the band removing forceps, namely, the band in the posterior dental area is removed by using the long and narrow beak with the collet and the dental surface as the pivot. The prior band ring removing forceps need to use a spreader to spread the mouth of a patient to the maximum extent for a long time due to limited structure, and the patient feels strong uncomfortable during treatment; simultaneously because the restriction of present band removal pincers structure, the dentist can only be got rid of just abnormal band from tooth one side to lead to the tooth atress inhomogeneous, have the risk that leads to the tooth to become flexible, produce the crackle.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned problems, the utility model provides a following technical scheme:
a pair of convenient-to-operate band ring removing forceps comprises a forceps handle and a first forceps mouth, wherein a first rotating shaft column is embedded between the forceps handle and the first forceps mouth, and the first forceps mouth can be driven to open and close by traction of the forceps handle; the first forceps mouth is provided with a first long beak and a first short beak; a metal ball is arranged at the front end of the first short beak, and a second plier nozzle is arranged at the front end of the first long beak; the second forceps mouth is provided with a second long beak and a second short beak; the second long beak and the first long beak are of an integral structure, the second long beak is connected with a movable beak through a second rotating shaft column, an extension spring is connected between the movable beak and the second long beak, and the front end of the movable beak can be driven to close towards the second long beak through the traction of the extension spring; the short beak of second is connected with first long beak through the third rotating shaft post, and the front end cover of the short beak of second has removable plastics interlock pad, and the short beak rear end of second is provided with the work slide wedge, the inclined plane and the metal ball of work slide wedge are adjacent, and through pressing the pincers handle, the metal ball extrusion work slide wedge on the first short beak of tractive forces the work slide wedge to rotate towards the direction of keeping away from the long beak of second to it closes towards the long beak of second to drive the short beak front end of second.
Further, the inclined plane angle of the working wedge is 30-45 degrees. The existing band ring removing forceps need to be used along the opening direction of the mouth of a patient, and a relatively large working space is needed, so that the mouth of the patient needs to be opened to the maximum extent for a long time, and discomfort is brought to the patient; the utility model discloses a pompon and slide wedge mechanism can 90 change the power of getting rid of pincers in present belt loop and reverse, let dentist can the perpendicular to patient's mouth open the direction and use the belt loop to get rid of pincers, not only can make patient's mouth strut the degree and reduce, reduce uncomfortable and feel, make things convenient for dentist to get rid of the position of pincers in the oral cavity to the belt loop moreover and adjust.
Furthermore, the long beak and the short beak of the first forceps mouth are respectively integrated with the two forceps handles into a whole. The stability of the whole mechanical structure of the pliers can be guaranteed to be removed by the aid of the integrated structure, dentists can not shake in the using process, and safety of the orthodontic band removing process is improved.
Further, the main body structures of the handle, the first jaw and the second jaw of the band removing forceps are all made of 40Cr13 or 32Cr13M0 materials specified in GB/T1220. The two kinds of steel have excellent acid resistance and corrosion resistance, can be well adapted to the environment in the oral cavity of a human body, and ensure the service life of the instrument.
Furthermore, the hardness of the main body structures of the forceps handle, the first forceps mouth and the second forceps mouth of the band removal forceps is 48 HRC-58 HRC. Only when the hardness of the band removal forceps reaches the required hardness, the band removal forceps can be prevented from being bent in the use process, the force exerting size can be controlled accurately by a dentist, and the safety in the treatment process is improved.
Further, the surface roughness parameter Ra of the band removal nip should have a value not greater than: the brightness is 0.4 μm, the brightness is not 0.8 μm, the shape of the pliers should be smooth, and no sharp edges, burrs and cracks. These conditions can all guarantee that the pincers are got rid of to the belt loop can not cut patient's oral cavity inner wall in the use, bring the risk of wound infection.
Remove pincers with current belt loop and compare, the beneficial effects of the utility model are that:
the utility model discloses a function that the power direction was cut to the 90 changes of pompon slide wedge mechanism can let dentist perpendicular to patient's mouth open the direction and use the belt ring to get rid of pincers, has not only reduced working space, makes patient's mouth degree of strutting reduce, has reduced uncomfortable and has felt, makes things convenient for the dentist to get rid of the position of pincers in the oral cavity to the belt ring moreover and adjusts.
The utility model discloses the contrast is single beak chuck structure of pincers is got rid of to present belt wheel, has adopted the two beak chuck structures of self return, and this kind of structure makes dentist when using the belt wheel to get rid of pincers, and the atress of tooth is more even, reduces the tooth and appears not hard up and the risk of crackle.
Drawings
FIG. 1 is a schematic view of the band ring removing pliers of the present invention;
FIG. 2 is a schematic structural view of the pliers mouth of the present invention;
FIG. 3 is a schematic structural view of a second plier mouth of the invention;
fig. 4 is another angle structure diagram of the second plier mouth of the invention;
fig. 5 is a schematic view of the working principle of the wedge of the present invention.
In the figure: 1. the pliers comprise a pliers handle, 2, a first pliers mouth, 21, a first long beak, 22, a first short beak, 23, a first rotating shaft column, 24, a metal ball, 3, a second pliers mouth, 31, a second long beak, 32, a second short beak, 33, a second rotating shaft column, 34, an extension spring, 35, a movable beak, 36, a plastic occlusion pad, 37, a third rotating shaft column, 38 and a working wedge.
Detailed Description
To further illustrate the manner in which the present invention is made and the effects obtained, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in figure 1, the convenient-to-operate band ring removing forceps comprise a forceps handle 1 and a first forceps mouth 2, a first rotating shaft column 23 is embedded between the forceps handle 1 and the first forceps mouth 2, and the first forceps mouth 2 can be driven to be opened and closed through traction of the forceps handle 1.
As shown in fig. 2, the first beak 2 is provided with a first long beak 21 and a first short beak 22; the front end of the first short beak 22 is provided with a metal ball 24, and the front end of the first long beak 21 is provided with a second nipper mouth 3.
As shown in fig. 3, 4 and 5, the second nipper 3 is provided with a second long beak 31 and a second short beak 32; the second long beak 31 and the first long beak 21 are of an integral structure, the second long beak 31 is connected with a movable beak 35 through a second rotating shaft column 33, an extension spring 34 is connected between the movable beak 35 and the second long beak 31, and the front end of the movable beak 35 can be driven to close towards the second long beak 31 by the traction of the extension spring 34; the second short beak 32 is connected with the first long beak 21 through a third rotating shaft column 37, the front end of the second short beak 32 is sleeved with a replaceable plastic occlusion pad 36, the rear end of the second short beak 32 is provided with a working wedge 38, the inclined surface of the working wedge 38 is adjacent to the metal ball 24, the metal ball 24 on the first short beak 22 is pulled to extrude the working wedge 38 by pressing the forceps handle 1, so that the working wedge 38 is forced to rotate towards the direction far away from the second long beak 31, and the front end of the second short beak 32 is driven to close towards the second long beak 31.
As shown in fig. 5, the working wedge 38 has a slope angle of 30 °. The existing band ring removing forceps need to be used along the opening direction of the mouth of a patient, and a relatively large working space is needed, so that the mouth of the patient needs to be opened to the maximum extent for a long time, and discomfort is brought to the patient; the utility model discloses a pompon and slide wedge mechanism can 90 change the power of getting rid of pincers in present belt loop and reverse, let dentist can the perpendicular to patient's mouth open the direction and use the belt loop to get rid of pincers, not only can make patient's mouth strut the degree and reduce, reduce uncomfortable and feel, make things convenient for dentist to get rid of the position of pincers in the oral cavity to the belt loop moreover and adjust.
As shown in fig. 1, the long beak and the short beak of the first forceps mouth 2 are respectively integrated with the two forceps handles 1 into a whole. The stability of the whole mechanical structure of the pliers can be guaranteed to be removed by the aid of the integrated structure, dentists can not shake in the using process, and safety of the orthodontic band removing process is improved.
The main structures of the handle 1, the first jaw 2 and the second jaw 3 of the band removing forceps are made of 40Cr13 material specified in GB/T1220. The steel has excellent acid and corrosion resistance, can be well adapted to the environment in the oral cavity of a human body, and ensures the service life of the instrument.
The hardness of the main structure of the forceps handle 1, the first forceps mouth 2 and the second forceps mouth 3 of the band removal forceps is 48 HRC. Only when the hardness of the band removal forceps reaches the required hardness, the band removal forceps can be prevented from being bent in the use process, the force exerting size can be controlled accurately by a dentist, and the safety in the treatment process is improved.
The surface of the pliers for removing the belt ring is a bright surface, the numerical value of the surface roughness parameter Ra is 0.4 mu m, and the pliers are smooth in appearance and free of sharp edges, burrs and cracks. These conditions can all guarantee that the pincers are got rid of to the belt loop can not cut patient's oral cavity inner wall in the use, bring the risk of wound infection.
Example two:
the difference between the present embodiment and the first embodiment is: the working wedge 38 shown in FIG. 5 has a bevel angle of 45; the main structures of the forceps handle 1, the first forceps mouth 2 and the second forceps mouth 3 of the band removing forceps shown in FIG. 1 are all made of 32Cr13M0 material specified in GB/T1220; the hardness of the main structure of the forceps handle 1, the first forceps mouth 2 and the second forceps mouth 3 of the band removing forceps is 58 HRC; the surface of the band removing pliers is a non-bright surface, and the value of a surface roughness parameter Ra is 0.8 mu m.
The other items except the above items are the same as the first embodiment.
The utility model discloses a use method does:
when the patient is taking out just abnormal belt wheel, dentist struts patient's oral cavity fixedly earlier, because the utility model discloses a protruding ball slide wedge mechanism 90 have changed the direction of exerting oneself that the pincers were got rid of to the belt wheel, make dentist can open mouth direction to exert oneself by the perpendicular to patient, reduced working space, so need not prop patient's mouth to maximum angle, can let the patient keep a relatively comfortable posture and treat. When the orthodontic band is removed, the second long beak 31 is clamped above the orthodontic band, and the movable beak 35 is automatically clamped above the orthodontic band on the other side of the tooth under the action of the extension spring 34. At this time, the dentist presses the forceps handle 1, pulls the metal ball 24 on the first short beak 22 to squeeze the working wedge 38, and forces the working wedge 38 to rotate in the direction away from the second long beak 31, so that the front end of the second short beak 32 can be closed towards the second long beak 31, and the second long beak 31, the movable beak 35 and the tooth surface are taken as fulcrums, and the long and narrow second long beak 31 and the movable beak 35 are used for removing the belt loop in the posterior tooth area, so that the two sides of the tooth are stressed uniformly, and the phenomenon of loosening or even cracking of the tooth can not occur in the process of applying force to the dentist.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (5)
1. The convenient-to-operate band ring removing forceps are characterized by comprising a forceps handle (1) and a first forceps mouth (2), wherein a first rotating shaft column (23) is embedded between the forceps handle (1) and the first forceps mouth (2), and the first forceps mouth (2) can be driven to open and close by traction of the forceps handle (1); the first tong nozzle (2) is provided with a first long beak (21) and a first short beak (22); a metal ball (24) is arranged at the front end of the first short beak (22), and a second plier nozzle (3) is arranged at the front end of the first long beak (21); the second forceps mouth (3) is provided with a second long beak (31) and a second short beak (32); the second long beak (31) and the first long beak (21) are of an integral structure, the second long beak (31) is connected with a movable beak (35) through a second rotating shaft column (33), an extension spring (34) is connected between the movable beak (35) and the second long beak (31), and the front end of the movable beak (35) can be driven to close towards the second long beak (31) through the traction of the extension spring (34); the second short beak (32) is connected with the first long beak (21) through a third rotating shaft column (37), a replaceable plastic occlusion pad (36) is sleeved at the front end of the second short beak (32), a working wedge (38) is arranged at the rear end of the second short beak (32), the inclined plane of the working wedge (38) is adjacent to the metal ball (24), the working wedge (38) is extruded by pulling the metal ball (24) on the first short beak (22) through pressing the forceps handle (1), and the working wedge (38) is forced to rotate towards the direction far away from the second long beak (31), so that the front end of the second short beak (32) is driven to be closed towards the second long beak (31).
2. The band-removing pliers according to claim 1, wherein the working wedge (38) has a bevel angle of between 30 ° and 45 °.
3. The loop removing forceps according to claim 1, wherein the long and short beaks of the first forceps mouth (2) are respectively integrated with the two forceps handles (1).
4. The band-removing pliers according to claim 1, wherein the main structures of the pliers handle (1), the first pliers mouth (2) and the second pliers mouth (3) are all made of 40Cr13 or 32Cr13M0 materials specified in GB/T1220.
5. The band removing forceps as claimed in claim 1, characterized in that the hardness of the main structure of the forceps handle (1), the first forceps mouth (2) and the second forceps mouth (3) is 48 HRC-58 HRC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920634310.7U CN210056283U (en) | 2019-05-06 | 2019-05-06 | Pliers are got rid of to belt loop convenient to operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920634310.7U CN210056283U (en) | 2019-05-06 | 2019-05-06 | Pliers are got rid of to belt loop convenient to operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210056283U true CN210056283U (en) | 2020-02-14 |
Family
ID=69450555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920634310.7U Expired - Fee Related CN210056283U (en) | 2019-05-06 | 2019-05-06 | Pliers are got rid of to belt loop convenient to operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210056283U (en) |
-
2019
- 2019-05-06 CN CN201920634310.7U patent/CN210056283U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20070087310A1 (en) | Dental matrices and clamps therefor | |
| US10307223B1 (en) | Tooth aligner removal device | |
| US6280184B1 (en) | Method and apparatus for removing bonded dental appliances | |
| US20060063131A1 (en) | Dental filing tool | |
| CN210056283U (en) | Pliers are got rid of to belt loop convenient to operation | |
| CN105513134B (en) | The generation method of the virtual tooth for stealthy correction based on model | |
| CN110720886A (en) | Oral cavity maxillofacial surgery struts ware | |
| EP3410981A1 (en) | Adjustable interdental cleaning element and a device and method therefor | |
| US4035917A (en) | Reinforcing dental pin cutter and retainer | |
| CN208481494U (en) | Vacuum film pressing molding improvement activator | |
| CN202950778U (en) | Multipurpose face-bow appliance | |
| CN211023217U (en) | Adjustable movable traction device | |
| TWI642415B (en) | Lingual anterior traction device | |
| CN213047381U (en) | Dental extractor for department of stomatology | |
| CN207768530U (en) | A kind of removeable appliance device that entirety Mesial movement is ground one's teeth in sleep | |
| CN207590768U (en) | For rescuing the anti-activator closed of deciduous teeth | |
| CN211433401U (en) | Arc button shearing pliers | |
| CN210077901U (en) | Auxiliary positioning device for adhering accessories of invisible appliance | |
| CN107997836A (en) | Force down Occlusal pad formula appliance of individual teeth and preparation method thereof and application method | |
| CN110327123B (en) | Periosteum-sticking valve spreader for oral implantation | |
| CN103690252B (en) | A kind of preparation method of silicone rubber flat guide plate | |
| CN110916825A (en) | Anterior tooth torque auxiliary arch | |
| CN112057187A (en) | Vertical-control front-guiding invisible appliance | |
| CN207520216U (en) | Mouth cavity orthodontic device | |
| CN204092257U (en) | A kind of individuation Arch bar splint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 |