CN217548265U - Missing tooth bridge - Google Patents

Abstract

The utility model discloses a disappearance tooth crane span structure, its technical scheme main points are: the positioning device comprises a fixed block, wherein the top surface of the fixed block is provided with an accommodating groove, a plurality of movable blocks are arranged in the accommodating groove, and a positioning block is fixedly arranged on one side of each movable block; fixed subassembly, fixed subassembly is established one side of movable block for the tooth after the completion is planted to the fixed, through setting up the locating piece, the locating piece can pass in the gap between the patient's tooth, thereby can pass the gap between planting tooth and the normal tooth, through setting up the extrusion piece, the extrusion piece can support the surface at the tooth, utilize the position behind the fixed planting tooth of mutual extrusion of extrusion piece and movable block, through setting up cup joint groove, cup joint the groove and can hold the screw rod rotatory in inside, and then drive the extension piece activity, drive the tooth in the fixed patient oral cavity of extrusion piece and movable block each other, through setting up the fixed block, the fixed block can provide the installation site for the movable block.

Description

Missing tooth bridge

Technical Field

The utility model relates to a dental equipment technical field, concretely relates to disappearance tooth crane span structure.

Background

In dentistry, when medical personnel accomplish the implant back to patient, can place the crane span structure in patient's oral cavity inside and fix the position of denture, avoid the denture to drop.

For example, chinese patent with publication number CN213283500U, a disappearance dental bridge has been mentioned therein, this patent has reduced general dental bridge to the gum oppression through controlling two cushions, the comfort has been improved, utilize spacing soft adhesive tape and spacing tooth to improve the stability of denture simultaneously, the function of dismantling of denture has also been provided, the service life is prolonged, when having improved dental bridge practicality, the life of dental bridge has also been improved, the stability of denture has been improved simultaneously, but this scheme is at the in-process of in-service use, because the flexible adhesive tape pliability that has adopted is better, the position of denture behind the unable effectual fixed implant, we have proposed a disappearance dental bridge for this.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a disappearance tooth crane span structure has solved owing to the flexible glue strip pliability that has adopted is better, the problem of the position of denture behind the unable effectual fixed implant.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a missing dental bridge, comprising: the top surface of the fixed block is provided with an accommodating groove, a plurality of movable blocks are arranged in the accommodating groove, and a positioning block is fixedly arranged on one side of each movable block; and the fixing component is arranged on one side of the movable block and used for fixing the teeth after the planting is finished.

Through adopting above-mentioned technical scheme, through setting up the fixed block, the fixed block can provide the installation place for the movable block to paste on the gum surface in patient's oral cavity, stabilize the position of movable block.

Preferably, the fixing assembly includes: a plurality of extension piece, a plurality of extension piece movable mounting is respectively in a plurality of one side of locating piece, the mounting groove has been seted up to one side of locating piece, the inside bottom surface fixed mounting of mounting groove has driving motor, the one end fixed mounting of driving motor rotation axis has the screw rod, the cover groove has been seted up to one side of extension piece, the cover groove with the position of mounting groove is corresponding, the excircle wall of screw rod with the interior circle wall threaded connection in cover groove, one side fixed mounting of extension piece has the extrusion piece.

Through adopting above-mentioned technical scheme, through setting up the locating piece, the locating piece can pass in the gap between the patient's tooth to can pass the gap between planting tooth and the normal tooth, through setting up the extrusion piece, the extrusion piece can support on the surface of tooth, utilize the extrusion piece and the position behind the fixed planting tooth of mutual extrusion of movable block, through setting up the groove that cup joints, cup joint the groove and can hold the screw rod rotatory in inside, and then drive the extension piece activity, drive the extrusion piece and the mutual tooth of extrusion fixed patient oral cavity of movable block.

Preferably, a placing groove is formed in one side of the movable block, a central shaft is fixedly mounted on one side inside the placing groove, and a roller is arranged on the outer circle wall surface of the central shaft.

Through adopting above-mentioned technical scheme, through setting up the gyro wheel, the gyro wheel can roll in the inside bottom surface of holding tank, and then makes the movable block can roll at the inside bottom surface of holding tank and remove.

The preferred, the storage tank has all been seted up to the inside both sides of holding tank, the equal fixed mounting in inside both sides of movable block has the gag lever post, the gag lever post activity joint is in the inside of storage tank.

Through adopting above-mentioned technical scheme, through setting up the gag lever post, the gag lever post can be when the movable block when the inside of holding tank removes, can be at the inside synchronous motion of storage tank, and then avoided the movable block to break away from the inside of holding tank.

Preferably, two connecting rods are fixedly mounted on one side of the positioning block, two stabilizing grooves are formed in one side of the extension block, and inner circular wall surfaces of the stabilizing grooves and outer circular wall surfaces of the connecting rods are movably sleeved.

Through adopting above-mentioned technical scheme, through setting up the connecting rod, the connecting rod can be when the extension piece removes at the inside synchronous motion in stable groove, and then has avoided the extension piece to rotate along with the rotation of driving motor rotation axis.

Preferably, the outer circle wall surface of the central shaft is fixedly sleeved with a bearing, and the outer circle wall surface of the outer ring of the bearing is fixedly sleeved with the roller.

Through adopting above-mentioned technical scheme, through setting up the bearing, the bearing can reduce the frictional force of gyro wheel when rolling, and the medical personnel of being convenient for change the position of movable block.

To sum up, the utility model discloses mainly have following beneficial effect:

through setting up the locating piece, the locating piece can pass in the gap between the patient's tooth to can pass the gap between planting tooth and the normal tooth, through setting up the extrusion piece, the extrusion piece can support on the surface of tooth, utilizes the position behind the fixed planting tooth of extrusion piece and movable block's mutual extrusion, through setting up the groove that cup joints, cup joints the groove and can hold the screw rod rotatory in inside, and then drives the extension piece activity, drives the tooth of the fixed patient oral cavity of extrusion piece and movable block mutual extrusion.

Through setting up the fixed block, the fixed block can provide the installation place for the movable block, and paste the gum surface at patient's oral cavity, stabilize the position of movable block, through setting up the gyro wheel, the gyro wheel can roll in the inside bottom surface of holding tank, and then make the movable block can be at the inside bottom surface roll movement of holding tank, through setting up the gag lever post, the gag lever post can be when the movable block is when the inside removal of holding tank, can be at the inside synchronous motion of storage tank, and then avoided the movable block to break away from the inside of holding tank, through setting up the connecting rod, the connecting rod can be at the inside synchronous motion of stable groove when the extension block removes, and then avoided the extension block to rotate along with the rotation of driving motor rotation axis, through setting up the bearing, the bearing can reduce the frictional force of gyro wheel when rolling, be convenient for medical personnel change the position of movable block.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic view of the movable block structure of the present invention;

fig. 4 is an enlarged view of a part of a structure in fig. 2.

Reference numerals are as follows: 1. a fixed block; 2. accommodating grooves; 3. a storage tank; 4. a movable block; 5. positioning blocks; 6. a lengthening block; 7. extruding the block; 8. a limiting rod; 9. mounting grooves; 10. a drive motor; 11. a connecting rod; 12. sleeving the groove; 13. a stabilizing slot; 14. a placement groove; 15. a central shaft; 16. a roller; 17. and a bearing.

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 efforts all belong to the protection scope of the present invention.

Refer to fig. 1, fig. 2 and fig. 3, a disappearance tooth crane span structure, including fixed block 1, holding tank 2 has been seted up to the top surface of fixed block 1, holding tank 2's inside is provided with a plurality of movable block 4, one side fixed mounting of movable block 4 has locating piece 5, one side of movable block 4 is provided with fixed subassembly, a tooth after the fixed planting is accomplished, one side fixed mounting of locating piece 5 has two connecting rods 11, two stable groove 13 have been seted up to one side of extension piece 6, the interior circle wall of stable groove 13 is established with the excircle wall movable sleeve of connecting rod 11, at first medical personnel can carry out the operation of implanting tooth to the patient, after the operation of accomplishing the tooth implantation, medical personnel can attach fixed block 1 on the gum surface of the inside of oral cavity of patient.

Refer to fig. 1, fig. 2 and fig. 4, standing groove 14 has been seted up to one side of movable block 4, inside one side fixed mounting of standing groove 14 has center pin 15, the excircle wall of center pin 15 is provided with gyro wheel 16, gyro wheel 16 does not do the perplexity here for existing structure, storage tank 3 has all been seted up to storage tank 2's inside both sides, the equal fixed mounting in inside both sides of movable block 4 has gag lever post 8, 8 movable joint of gag lever post are in storage tank 3's inside, the fixed cover of excircle wall of center pin 15 is equipped with bearing 17, bearing 17 does not do the perplexity here for existing structure, the excircle wall and the fixed cover of gyro wheel 16 of bearing 17 outer ring are established, gyro wheel 16 can roll at storage tank 2's inside bottom surface, and then make movable block 4 can be at storage tank 2's inside bottom surface roll removal, can drive gag lever post 8 at storage tank 3's inside synchronous motion when movable block 4 removes at storage tank 2's inside, and then avoided movable block 4 to break away from storage tank 2's inside.

Referring to fig. 1, 2 and 3, the fixing component includes a plurality of extension blocks 6, the plurality of extension blocks 6 are respectively and movably installed at one side of a plurality of positioning blocks 5, an installation groove 9 is formed at one side of each positioning block 5, a driving motor 10 is fixedly installed at the inner bottom surface of the installation groove 9, the driving motor 10 is an existing structure and is not described herein, a screw is fixedly installed at one end of a rotating shaft of the driving motor 10, a sleeving groove 12 is formed at one side of each extension block 6, the sleeving groove 12 corresponds to the position of the installation groove 9, the outer circle wall surface of the screw is in threaded connection with the inner circle wall surface of the sleeving groove 12, an extrusion block 7 is fixedly installed at one side of each extension block 6, a medical worker can adjust the position of the movable block 4 inside the accommodating groove 2 according to the position of a dental implant of the patient, so that the positioning blocks 5 can penetrate through gaps between teeth and normal teeth, the medical worker can control the rotation of the driving motor 10 to drive the transverse movement of the extension blocks 6, and drive the extrusion blocks 7 to synchronously move in the process of the extension blocks 6, and further utilize the fixing position of the mutual extrusion force between the movable blocks 4 and the extrusion blocks 7 to fix the dental implant.

The working principle is as follows: referring to fig. 1-4, when using, firstly, medical personnel can perform a tooth implantation operation on a patient, after the tooth implantation operation is completed, the medical personnel can attach the fixed block 1 to the gum surface inside the oral cavity of the patient, and then the medical personnel can adjust the position of the movable block 4 inside the accommodating groove 2 according to the tooth implantation position of the patient, so that the positioning block 5 can penetrate through a gap between the implanted tooth and a normal tooth, and then the medical personnel can control the rotation of the rotating shaft of the driving motor 10 to drive the transverse movement of the extension block 6, and in the moving process of the extension block 6, the extrusion block 7 can be driven to move synchronously, and further, the position of the implanted tooth can be fixed by the mutual extrusion force between the movable block 4 and the extrusion block 7.

Through setting up gyro wheel 16, gyro wheel 16 can roll in the inside bottom surface of holding tank 2, and then makes the movable block 4 can roll at the inside bottom surface of holding tank 2 and remove, can drive gag lever post 8 at the inside synchronous motion of storage tank 3 when the movable block 4 removes in the inside of holding tank 2, and then has avoided the movable block 4 to break away from the inside of holding tank 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A missing dental bridge, comprising:

the positioning device comprises a fixed block (1), wherein the top surface of the fixed block (1) is provided with an accommodating groove (2), a plurality of movable blocks (4) are arranged in the accommodating groove (2), and one side of each movable block (4) is fixedly provided with a positioning block (5);

and the fixing component is arranged on one side of the movable block (4) and is used for fixing the teeth after the planting is finished.

2. The missing dental bridge of claim 1, wherein said securing assembly comprises:

a plurality of extension piece (6), a plurality of extension piece (6) difference movable mounting is in a plurality of one side of locating piece (5), mounting groove (9) have been seted up to one side of locating piece (5), the inside bottom surface fixed mounting of mounting groove (9) has driving motor (10), the one end fixed mounting of driving motor (10) rotation axis has the screw rod, overlap joint groove (12) have been seted up to one side of extension piece (6), overlap joint groove (12) with the position of mounting groove (9) is corresponding, the excircle wall of screw rod with the interior circle wall threaded connection who overlaps joint groove (12), one side fixed mounting of extension piece (6) has extrusion piece (7).

3. The missing dental bridge frame as claimed in claim 1, wherein a placement groove (14) is formed in one side of the movable block (4), a central shaft (15) is fixedly mounted on one side of the interior of the placement groove (14), and a roller (16) is disposed on the outer circumferential wall surface of the central shaft (15).

4. The missing dental bridge frame according to claim 1, wherein the storage grooves (3) are formed in both sides of the inside of the storage groove (2), the limiting rods (8) are fixedly mounted on both sides of the inside of the movable block (4), and the limiting rods (8) are movably clamped inside the storage grooves (3).

5. The missing dental bridge stand of claim 2, wherein two connecting rods (11) are fixedly mounted on one side of the positioning block (5), two stabilizing grooves (13) are formed on one side of the extending block (6), and inner circular wall surfaces of the stabilizing grooves (13) are movably sleeved with outer circular wall surfaces of the connecting rods (11).

6. The missing dental bridge as claimed in claim 3, wherein the outer circumferential wall of the central shaft (15) is fixedly sleeved with a bearing (17), and the outer circumferential wall of the outer ring of the bearing (17) is fixedly sleeved with the roller (16).

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