CN210330776U - Dental crown positioning device - Google Patents

Dental crown positioning device Download PDF

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Publication number
CN210330776U
CN210330776U CN201920830695.4U CN201920830695U CN210330776U CN 210330776 U CN210330776 U CN 210330776U CN 201920830695 U CN201920830695 U CN 201920830695U CN 210330776 U CN210330776 U CN 210330776U
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China
Prior art keywords
handle
push rod
rod
top end
clamping jaw
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Active
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CN201920830695.4U
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Chinese (zh)
Inventor
刘国栋
陈孝华
黄辉岭
廖杰
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Shimmer Computerized Dental Technology Co ltd
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Shimmer Computerized Dental Technology Co ltd
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Abstract

The utility model discloses a dental corona positioner, including handle, fixed cover, push rod and reflector, the outside parcel of handle has the slider, the inside of slider is provided with the draw-in groove, the top of handle is provided with first jack catch, the push rod sets up the inside at the spacing groove, the top outside parcel of push rod has the gear, the spout has been seted up to the inside of first jack catch, and the inside of spout has placed the measuring stick, the top of measuring stick is connected with the stopper, the movable rod is located the inside of handle, and the bottom of movable rod is connected with the spring, fixed cover all has the setting in the outside of first jack catch and second jack catch, the reflector sets up in the top of handle, and the reflector passes through the hose and is connected with the handle. This dental crown positioner can measure the size of dental crown, is convenient for make the dental crown, and can fix a position the dental crown according to measured data, in mending patient's tooth, reduces patient's pain.

Description

Dental crown positioning device
Technical Field
The utility model relates to the technical field of dental crown positioning, in particular to a dental crown positioning device.
Background
The artificial dental crown is generally divided into a metal full crown, a metal ceramic crown, a full ceramic crown, a metal ceramic crown and the like, and along with the development of science and technology, the repair of the tooth has an important development breakthrough, the repaired dental crown can be positioned in advance, the size of the dental crown is determined, and the repair pain of a user can be relieved when the repair is carried out.
The existing crown positioning device cannot measure the size of teeth, when repairing, a repairing material is often enlarged and cut after being fixed, so that the material is wasted, and the repairing of a user is painful.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dental crown positioner to solve the present dental crown positioner that above-mentioned background art provided, can not measure the size of tooth, often through increaseing the repair material when repairing, cut after the repair material is fixed, not only wasted the material, still bring painful problem for user's repair.
In order to achieve the above object, the utility model provides a following technical scheme: a dental crown positioning device comprises a handle, a fixed sleeve, a push rod and a reflector, wherein a slide block is wrapped on the outer side of the handle, a second clamping jaw is connected below the slide block, a clamping groove is formed in the slide block, a fixing nut is connected to the top end of the slide block, a first clamping jaw is arranged at the top end of the handle, a limiting groove is formed in the handle, the push rod is arranged in the limiting groove, the top end of the push rod is located in the clamping groove, a gear is wrapped on the outer side of the top of the push rod, a scale mark is arranged on the rear side of the handle on the outer side of the push rod, a sliding groove is formed in the first clamping jaw, a measuring rod is placed in the sliding groove, a limiting block is connected to the top end of the measuring rod, a movable rod is arranged below the right side of the limiting block, the movable rod is located in the handle, a spring is connected to the bottom end of the movable, the reflector is arranged above the top end of the handle and is connected with the handle through a hose.
Preferably, the top end of the handle is fixedly connected with the first clamping jaw to form an integrated structure, and the first clamping jaw and the measuring rod form a sliding structure.
Preferably, the top outside of measuring stick is serration structure, and the measuring stick passes through movable rod and first jack catch fixed connection to the movable rod passes through the spring and constitutes extending structure with the handle.
Preferably, the fixed sleeve is correspondingly arranged on the first clamping jaw and the second clamping jaw in a left-right mode, and the fixed sleeve is rotatably connected with the push rod.
Preferably, the diameter of the top end of the push rod is smaller than that of the bottom end of the push rod, the push rod and the handle form a disassembly structure, and the push rod is connected with the measuring rod in a meshed mode through a gear.
Preferably, the diameter of the limiting groove is larger than that of the clamping groove, and the clamping groove is connected with the push rod in a clamping mode.
Compared with the prior art, the beneficial effects of the utility model are that: the dental crown positioning device can measure the size of the dental crown, is convenient for manufacturing the dental crown, can position the dental crown according to measured data, and reduces pain of a patient in tooth repair of the patient;
1. the first clamping jaw and the second clamping jaw are arranged, the first clamping jaw is fixed at the top end of the handle, so that the measured top end can be fixed conveniently, the distance between the first clamping jaw and the second clamping jaw is changed by sliding the second clamping jaw, the width and the length of the dental crown are determined by the scale marks on the outer side of the handle, and the dental crown is convenient to manufacture and position;
2. the push rod and the fixed sleeve are arranged, the push rod and the handle are of a detachable structure, so that the push rod can drive the second clamping jaw and the measuring rod to move conveniently, measurement and dental crown positioning are facilitated, the fixed sleeve can fix the push rod conveniently, the push rod can rotate conveniently, and the measuring rod can slide conveniently;
3. the utility model has the advantages of having set up measuring stick and movable rod, the measuring stick can measure the height of dental crown, is convenient for to the whole measurement of dental crown, and convenient location determines the installation repair depth of dental crown, can reduce the painful of patient when repairing, and the movable rod can be fixed with the measuring stick or open, the device's of being convenient for use.
Drawings
FIG. 1 is a front view of the cutting structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the first jaw, the second jaw and the push rod of the present invention;
FIG. 3 is a schematic view of the structure of the slider and the handle of the present invention;
FIG. 4 is a schematic view of the connection structure of the push rod and the measuring rod of the present invention;
fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a handle; 2. a first jaw; 3. a second jaw; 4. scale lines; 5. a chute; 6. a measuring rod; 7. a limiting block; 8. a movable rod; 9. a spring; 10. fixing a sleeve; 11. a push rod; 12. a gear; 13. a card slot; 14. a limiting groove; 15. a slider; 16. fixing a nut; 17. a hose; 18. a mirror.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a dental crown positioning device comprises a handle 1, a first jaw 2, a second jaw 3, scale lines 4, a sliding groove 5, a measuring rod 6, a limiting block 7, a movable rod 8, a spring 9, a fixing sleeve 10, a push rod 11, a gear 12, a clamping groove 13, a limiting groove 14, a sliding block 15, a female fixing nut 16, a hose 17 and a reflective mirror 18, wherein the outer side of the handle 1 is wrapped with the sliding block 15, the lower part of the sliding block 15 is connected with the second jaw 3, the inner part of the sliding block 15 is provided with the clamping groove 13, the top end of the sliding block 15 is connected with the fixing nut 16, the top end of the handle 1 is provided with the first jaw 2, the inner part of the handle 1 is provided with the limiting groove 14, the push rod 11 is arranged in the limiting groove 14, the top end of the push rod 11 is positioned in the clamping groove 13, the outer side of the top of the push rod 11 is wrapped with the gear 12, the back side of the, and measuring stick 6 has been placed to the inside of spout 5, and the top of measuring stick 6 is connected with stopper 7, and the right side below of stopper 7 is provided with movable rod 8, and movable rod 8 is located the inside of handle 1, and the bottom of movable rod 8 is connected with spring 9, and fixed cover 10 all has the setting in the outside of first jack catch 2 and second jack catch 3, and reflector 18 sets up in the top of handle 1, and reflector 18 passes through hose 17 and is connected with handle 1.
Like the top of handle 1 and first jack catch 2 fixed connection be the integral structure in fig. 1, 2 and 5, and first jack catch 2 constitutes sliding construction with measuring stick 6, be convenient for confirm the measuring starting point, improve measuring precision, the top outside of measuring stick 6 is the cockscomb structure, and measuring stick 6 passes through movable rod 8 and first jack catch 2 fixed connection, and movable rod 8 passes through spring 9 and handle 1 constitution extending structure, the slip of measuring stick 6 of being convenient for, the degree of depth of being convenient for measure the dental crown.
As in fig. 1, 3 and 4, the fixing sleeve 10 is correspondingly arranged on the first jaw 2 and the second jaw 3 in a left-right manner, the fixing sleeve 10 is rotatably connected with the push rod 11, the push rod 11 is convenient to support, the push rod 11 is convenient to drive the measuring rod 6 to move when rotating, the top diameter of the push rod 11 is smaller than the bottom diameter of the push rod 11, the push rod 11 and the handle 1 form a dismounting structure, the push rod 11 is meshed with the measuring rod 6 through a gear 12 and is connected with a sliding block 15, the push rod 11 is convenient to be connected with the sliding block 15 and is convenient to be fixed with the handle 1, the diameter of the limiting groove 14 is larger than that of the clamping groove 13, the clamping groove 13 is clamped with the push rod 11, and the sliding.
The working principle is as follows: when the dental crown positioning device is used, firstly, the push rod 11 is placed in the limiting groove 14 in the handle 1, then the top end of the push rod 11 is connected with the sliding block 15 through the clamping groove 13, the diameter of the top end of the push rod 11 is smaller than that of the bottom end of the push rod 11, so that the stability of the push rod 11 in the handle 1 is facilitated, the push rod 11 is slid, the push rod 11 drives the sliding block 15 to move, so that the second jaw 3 is separated from the first jaw 2, the top end of the handle 1 is inserted into the oral cavity of a patient, the reflective mirror 18 at the top end of the handle 1 is convenient for a doctor to observe the hidden place of the oral cavity of the patient, the hose 17 connected with the reflective mirror 18 is convenient for adjusting the position of the reflective mirror 18, so that the reflective mirror 18 can be used conveniently, after the top end of the handle 1 is inserted into the oral cavity of the patient, the sliding block 15 is slid again, according to the scale marks 4 on the handle 1, the length and the width of the tooth are recorded, so that the tooth crown is convenient to position and manufacture;
when the tooth depth of a patient is measured, the push rod 11 and the clamping groove 13 are disassembled, the push rod 11 is taken out from the handle 1, the sliding block 15 is fixed through the fixing nut 16, the push rod 11 passes through the fixing sleeve 10 in the first clamping jaw 2 and the second clamping jaw 3, the push rod 11 is fixed, the gear 12 on the outer side of the top end of the push rod 11 is meshed with the measuring rod 6, the movable rod 8 is pushed, the top end of the movable rod 8 is moved backwards, the top end of the movable rod 8 is separated from the limiting block 7 on the top end of the measuring rod 6, the measuring rod 6 is convenient to slide in the sliding groove 5 in the first clamping jaw 2, the spring 9 on the bottom end of the movable rod 8 is convenient for resetting of the movable rod 8, the bottom end of the first clamping jaw 2 is vertically attached to the teeth of the patient, when the push rod 11 is rotated, the gear 12 on the outer side of the push rod 11 drives the measuring rod 6 to move, so that the bottom end, the height of the dental crown is measured to facilitate the positioning and making of the dental crown, which is the whole working process of the dental crown positioning device, and the content which is not described in detail in the specification belongs to the prior art which is well known by a person skilled in the art.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a dental crown positioner, includes handle (1), fixed cover (10), push rod (11) and reflector (18), its characterized in that: the outer side of the handle (1) is wrapped with a sliding block (15), a second clamping jaw (3) is connected below the sliding block (15), a clamping groove (13) is formed in the sliding block (15), the top end of the sliding block (15) is connected with a fixing nut (16), a first clamping jaw (2) is arranged at the top end of the handle (1), a limiting groove (14) is formed in the handle (1), the push rod (11) is arranged in the limiting groove (14), the top end of the push rod (11) is located in the clamping groove (13), a gear (12) is wrapped on the outer side of the top of the push rod (11), a scale mark (4) is arranged on the rear side of the handle (1) on the outer side of the push rod (11), a sliding groove (5) is formed in the first clamping jaw (2), a measuring rod (6) is placed in the sliding groove (5), and a limiting block (7) is connected to the top end of the measuring rod (6, and the right side below of stopper (7) is provided with movable rod (8), movable rod (8) are located the inside of handle (1), and the bottom of movable rod (8) is connected with spring (9), fixed cover (10) all have the setting in the outside of first jack catch (2) and second jack catch (3), reflector (18) set up in the top of handle (1), and reflector (18) are connected with handle (1) through hose (17).
2. A crown positioning device according to claim 1, characterized in that: the top end of the handle (1) is fixedly connected with the first clamping jaw (2) to form an integrated structure, and the first clamping jaw (2) and the measuring rod (6) form a sliding structure.
3. A crown positioning device according to claim 1, characterized in that: the top outside of measuring stick (6) is serration structure, and measuring stick (6) pass through movable rod (8) and first jack catch (2) fixed connection to movable rod (8) pass through spring (9) and handle (1) constitution extending structure.
4. A crown positioning device according to claim 1, characterized in that: the fixing sleeve (10) is correspondingly arranged on the first clamping jaw (2) and the second clamping jaw (3) in a left-right mode, and the fixing sleeve (10) is rotatably connected with the push rod (11).
5. A crown positioning device according to claim 1, characterized in that: the diameter of the top end of the push rod (11) is smaller than that of the bottom end of the push rod (11), the push rod (11) and the handle (1) form a dismounting structure, and the push rod (11) is meshed and connected with the measuring rod (6) through a gear (12).
6. A crown positioning device according to claim 1, characterized in that: the diameter of the limiting groove (14) is larger than that of the clamping groove (13), and the clamping groove (13) is connected with the push rod (11) in a clamping mode.
CN201920830695.4U 2019-06-04 2019-06-04 Dental crown positioning device Active CN210330776U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920830695.4U CN210330776U (en) 2019-06-04 2019-06-04 Dental crown positioning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920830695.4U CN210330776U (en) 2019-06-04 2019-06-04 Dental crown positioning device

Publications (1)

Publication Number Publication Date
CN210330776U true CN210330776U (en) 2020-04-17

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ID=70184306

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920830695.4U Active CN210330776U (en) 2019-06-04 2019-06-04 Dental crown positioning device

Country Status (1)

Country Link
CN (1) CN210330776U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022148177A1 (en) * 2021-01-08 2022-07-14 四川大学 Oral cavity restoration space measuring device and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022148177A1 (en) * 2021-01-08 2022-07-14 四川大学 Oral cavity restoration space measuring device and method

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