CN220423937U - Bone drill is got to oral cavity - Google Patents

Abstract

The utility model relates to the technical field of oral cavity medical treatment, in particular to a bone drill for oral cavity, one end of a drill rod is provided with a connector, the other end of the drill rod is sequentially fixed with a cylindrical seat and a connecting column head, the outer part of the connecting column head is detachably and fixedly sleeved with a cylindrical shell, the outer edge part of the outer end of the cylindrical shell is provided with a tooth-shaped cutting edge, the outer side wall of a grinding disc fixed at the outer end of an inner cavity of the cylindrical shell is provided with a grinding block, the grinding disc is provided with a through hole, the middle part of the inner cavity of the cylindrical shell is provided with a bone meal storage shell, the connecting column head, the cylindrical seat and the axis of the drill rod are provided with a central cavity, a tube body fixed at the outer end surface of the connecting column head extends to the inner cavity of the bone meal storage shell, one end, close to the connector, of the drill rod is rotatably sleeved with an annular shell, the inner cavity of the annular shell is communicated with the central cavity of the drill rod, the outer peripheral wall of the annular shell is fixedly provided with a connecting tube head, and the connecting tube head is connected to the suction end of a suction pump through a hose; solves the problems of low bone taking efficiency and easy bone powder loss of the oral cavity bone taking drill.

Description

Bone drill is got to oral cavity

Technical Field

The utility model relates to the technical field of oral medical treatment, in particular to a bone drill for oral cavity.

Background

Dental implants are becoming more and more common, and many patients have no implant for a long time after the teeth are removed, so that the situation of insufficient bone mass in bone grooves is caused, in theory, the situation that the bone mass is insufficient can not be used for dental implant, and because the implant is supported by insufficient bone mass, if the implant is forcefully implanted and repaired, great damage is caused to the body, and therefore, the bone needs to be implanted first.

When a dental implant operation is performed, some patients have insufficient bone mass at implant positions, the bone needs to be taken from other places and filled into the sites with insufficient bone mass, trephine is used for taking out the columnar bones, a bone mill is also used for taking out the columnar bones, and the columnar bone blocks are ground and then used. In addition, the existing bone drill can also cause bone powder loss during bone extraction.

Disclosure of Invention

The utility model aims to provide an oral bone drill, which is used for solving the problems that the oral bone drill in the prior art has low bone taking efficiency and is easy to cause bone powder loss.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oral cavity is with getting bone and is bored, includes the drilling rod, the one end of drilling rod is equipped with the connector of being connected with the drive arrangement transmission, the other end of drilling rod is fixed with cylindricality seat and connection column cap in proper order, the connection column cap is outer to be dismantled fixedly to be cup jointed cylindricality casing, cylindricality casing outer end edge portion is equipped with the profile cutting edge, cylindricality casing inner chamber outer end is fixed with the abrasive disc, the abrasive disc lateral wall is equipped with the abrasive disc, be equipped with the through-hole on the abrasive disc, cylindricality casing inner chamber middle part is equipped with the bone meal storage shell that the opening inwards, the axle center department of connection column cap, cylindricality seat and drilling rod is equipped with the center chamber, the position that connection column cap outer end corresponds its center chamber is fixed with the body, the body extends to the inner chamber of bone meal storage shell, the drilling rod is close to the one end rotation of connector is cup jointed annular casing, the inner chamber of annular casing with the center chamber intercommunication of drilling rod, just annular casing's outer periphery wall is fixed with the connection tube head, the connection tube head passes through the hose and connects to the suction end of aspiration pump.

Preferably, the position of the outer peripheral wall of the drill rod, which is close to the connector, is provided with an annular groove, the annular shell is rotationally sleeved in the annular groove, the inner peripheral wall of the annular groove is provided with an outer hole, and the position of the inner peripheral wall of the annular shell, which corresponds to the outer hole, is provided with an inner hole.

Preferably, the outer peripheral wall of the cylindrical shell close to the inner end is sleeved with fixing screws in the radial direction, and the outer peripheral wall of the connecting column head is provided with screw holes which are sleeved and matched with the fixing screws in a threaded manner.

Preferably, a connecting block is fixedly connected between the outer wall of the bone meal storage shell and the inner wall of the cylindrical shell.

Preferably, the outer end face of the connecting column head is of a groove structure, a round table is arranged in the middle of the groove structure, and the pipe body is fixed in the middle of the outer end of the round table.

Preferably, the outer end of the tube body is wrapped with filter mesh cloth.

Compared with the prior art, the utility model has the beneficial effects that:

the bone removing drill for the oral cavity can grind a bone taking part through the tooth-shaped cutting edge and the grinding disc, so that the bone taken down is ground into bone powder, and the air pump enables the inner cavity of the cylindrical shell to form a negative pressure state, so that the bone powder is extracted into the inner cavity of the cylindrical shell and falls into the bone powder storage shell; after the bone taking is finished, the cylindrical shell is removed from the connecting column head, so that the bone powder stored in the inner cavity of the bone powder storage shell can be conveniently taken out, the bone taking efficiency is improved, and the loss of the bone powder is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall front view structure of the present utility model;

FIG. 2 is a schematic side view of the overall structure of the present utility model;

FIG. 3 is a schematic perspective view of a drill rod according to the present utility model;

fig. 4 is a schematic side view of the cylindrical housing of the present utility model.

In the figure: 1-a drill rod; 11-a connector; 12-column base; 13-connecting column cap; 14-a tube body; 15-an annular groove; 16-outer holes; 17-screw holes; 18-round bench;

2-a cylindrical housing; 21-tooth-shaped cutting edges; 22-grinding disc; 23-grinding the blocks; 24-through holes; 25-bone meal storage shells; 26-connecting blocks;

3-an annular housing; 31-connecting the tube heads; 32-inner hole;

4-set screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution, an oral bone drill, including a drill rod 1, one end of the drill rod 1 is provided with a connector 11 in transmission connection with a driving device, the other end of the drill rod 1 is sequentially fixed with a cylindrical seat 12 and a connecting column head 13, a central cavity is provided at the positions of the connecting column head 13, the cylindrical seat 12 and the axis of the drill rod 1, an annular groove 15 is provided at the position of the outer peripheral wall of the drill rod 1 near the connector 11, an annular housing 3 is rotatably sleeved in the annular groove 15, an outer peripheral hole 16 is provided at the inner peripheral wall of the annular groove 15, an inner peripheral hole 32 is provided at the position of the inner peripheral wall of the annular housing 3 corresponding to the outer peripheral hole 16, when the drill rod 1 rotates relative to the annular housing 3, a through state can be maintained between the outer peripheral hole 16 and the inner peripheral hole 32, a connecting pipe head 31 is fixed at the outer peripheral wall of the annular housing 3, and the connecting pipe head 31 is connected to an air suction end of an air suction pump through a hose.

The connecting column cap 13 is detachably and fixedly sleeved with the cylindrical shell 2, the tooth-shaped cutting edge 21 is arranged at the outer end edge of the cylindrical shell 2, the grinding disc 22 is fixed at the outer end of the inner cavity of the cylindrical shell 2, the grinding block 23 is arranged on the outer side wall of the grinding disc 22, the through hole 24 is formed in the grinding disc 22, the bone powder storage shell 25 with an inward opening is arranged in the middle of the inner cavity of the cylindrical shell 2, the pipe body 14 is fixed at the position, corresponding to the central cavity, of the outer end face of the connecting column cap 13, the pipe body 14 extends to the inner cavity of the bone powder storage shell 25, and the outer end of the pipe body 14 is wrapped with filter mesh cloth.

In summary, during bone extraction, the connector 11 is connected to the driving device, and the connecting pipe head 31 is connected to the suction end of the suction pump through a hose; the suction pump is started to form a negative pressure state at the port of the tube body 14, and the drill rod 1 needs to be kept in an upright state or in an inclined state with a certain angle during bone taking so as to ensure that the opening of the bone meal storage shell 25 is upward or obliquely upward. The drill rod 1 drives the cylindrical shell 3 to rotate, the tooth-shaped cutting edge 21 which rotates is convenient for ring cutting of the tooth bone, the tooth bone is subjected to ring grinding, the bone is further ground into powder by the grinding block 23 at the grinding disc 22, bone meal enters the inner cavity of the cylindrical shell 2 from the through hole 24 and falls into the bone meal storage shell 25 under the guiding action of the end face of the connecting column head 13 and the outer wall of the pipe body 14, the cylindrical shell 2 is taken down from the connecting column head 13, and the bone meal stored in the stock storage shell 25 can be conveniently taken out.

The end of the tube body 14 is wrapped with filter screen cloth to block bone powder in the cavity of the bone powder storage shell 25, and a bone powder blocking storage structure can be arranged on a hose connected with the suction end of the suction pump.

In order to facilitate the connection and the disassembly of the cylindrical shell 2 and the connecting column cap 13, the outer peripheral wall of the cylindrical shell 2 close to the inner end is sleeved with the fixing screw 4 along the radial direction, and the outer peripheral wall of the connecting column cap 13 is provided with a screw hole 17 which is matched with the fixing screw 4 in a threaded sleeve joint manner.

A connecting block 26 is fixedly connected between the outer wall of the bone meal storage shell 25 and the inner wall of the cylindrical shell 2, and the connecting block 26 is used for fixedly connecting the bone meal storage shell 25 to the inner cavity of the cylindrical shell 2.

The outer terminal surface of connecting column cap 13 is groove structure, and groove structure middle part is equipped with round platform 18, and body 14 is fixed in the outer end middle part of round platform 18, and when sucking the bone meal, the round platform 18 plays the guide effect to the bone meal.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims (6)

1. The utility model provides an oral cavity is with getting bone and is bored, includes drilling rod (1), the one end of drilling rod (1) is equipped with connector (11) that are connected with the drive arrangement transmission, its characterized in that: the other end of drilling rod (1) is fixed with cylindricality seat (12) and connection column cap (13) in proper order, connection column cap (13) can dismantle fixedly outside and cup joint cylindricality casing (2), cylindricality casing (2) outer end edge portion is equipped with profile of tooth cutting edge (21), cylindricality casing (2) inner chamber outer end is fixed with grinding disc (22), grinding disc (22) lateral wall is equipped with grinding piece (23), be equipped with through-hole (24) on grinding disc (22), cylindricality casing (2) inner chamber middle part is equipped with opening bone meal storage casing (25) inwards, the axle center department of connection column cap (13), cylindricality seat (12) and drilling rod (1) is equipped with the center chamber, the position that connection column cap (13) outer terminal surface corresponds its center chamber is fixed with body (14), body (14) extend to the inner chamber of bone meal storage casing (25), drilling rod (1) are close to the one end rotation of connector (11) has cyclic annular casing (3), the inner chamber of cyclic annular casing (3) with center chamber (1), and annular casing (31) are cup jointed to the connecting tube end (31) and are connected to hose end (31).

2. The oral bone drill according to claim 1, wherein: the drill rod is characterized in that an annular groove (15) is formed in the position, close to the connector (11), of the outer peripheral wall of the drill rod (1), the annular shell (3) is rotatably sleeved in the annular groove (15), an outer hole (16) is formed in the inner peripheral wall of the annular groove (15), and an inner hole (32) is formed in the position, corresponding to the outer hole (16), of the inner peripheral wall of the annular shell (3).

3. The oral bone drill according to claim 1, wherein: the outer peripheral wall of the cylindrical shell (2) close to the inner end is sleeved with a fixing screw (4) along the radial direction, and the outer peripheral wall of the connecting column cap (13) is provided with a screw hole (17) which is matched with the fixing screw (4) in a threaded sleeve manner.

4. The oral bone drill according to claim 1, wherein: a connecting block (26) is fixedly connected between the outer wall of the bone powder storage shell (25) and the inner wall of the cylindrical shell (2).

5. The oral bone drill according to claim 1, wherein: the outer end face of the connecting column head (13) is of a groove structure, a round table (18) is arranged in the middle of the groove structure, and the pipe body (14) is fixed in the middle of the outer end of the round table (18).

6. The oral bone drill according to claim 1, wherein: the outer end of the pipe body (14) is wrapped with filter screen cloth.