阅读说明：本技术 一种口腔牙齿种植使用的夹持装置 (Clamping device for oral tooth implantation ) 是由 贾如 乔虎 王珍珍 贺敏 刘洁 于 2020-07-02 设计创作，主要内容包括：本发明具体公开了一种口腔牙齿种植使用的夹持装置,夹持部包括第一夹持臂和第二夹持臂,第一夹持臂和第二夹持臂的尾部伸入夹持部套筒内部的空腔中且固定于夹持部固定底座上,夹持部套筒后端的外侧壁上设置有圆环形凹槽,圆环形凹槽内设置有卡合圆环,卡合圆环外周上设置有多个卡合翼,夹持部套筒后端设置于可调节连接杆前端的开口内,卡合圆环外周上的卡合翼卡在开口前端的内壁上。通过卡合圆环将夹持部套筒与可调节连接杆进行轴向固定,且通过可调节连接杆上的方形孔进行卡合圆环上卡合翼的收缩实现夹持部套筒的拆卸,其操作方便、简单。(The invention particularly discloses a clamping device for oral tooth implantation, wherein a clamping part comprises a first clamping arm and a second clamping arm, the tail parts of the first clamping arm and the second clamping arm extend into a cavity in a clamping part sleeve and are fixed on a clamping part fixing base, an annular groove is formed in the outer side wall of the rear end of the clamping part sleeve, a clamping ring is arranged in the annular groove, a plurality of clamping wings are arranged on the periphery of the clamping ring, the rear end of the clamping part sleeve is arranged in an opening in the front end of an adjustable connecting rod, and the clamping wings on the periphery of the clamping ring are clamped on the inner wall of the front end of the opening. The clamping part sleeve and the adjustable connecting rod are axially fixed through the clamping ring, and the clamping wing on the clamping ring contracts through the square hole on the adjustable connecting rod to realize the disassembly of the clamping part sleeve, so that the operation is convenient and simple.)

1. A clamping device for oral tooth implantation is characterized by comprising a clamping part, a clamping part sleeve, an adjustable connecting rod and a tail handle which are coaxially and sequentially connected, wherein the clamping part comprises a first clamping arm and a second clamping arm, the tail parts of the first clamping arm and the second clamping arm extend into a cavity in the clamping part sleeve and are fixed on a clamping part fixing base, a circular groove is arranged on the outer side wall of the rear end of the clamping part sleeve, a clamping ring is arranged in the circular groove, a plurality of clamping wings are arranged on the periphery of the clamping ring, the rear end of the clamping part sleeve is arranged in an opening at the front end of the adjustable connecting rod, the clamping wings on the periphery of the clamping ring are clamped on the inner wall of the front end of the opening, a guide cavity channel is also arranged in the adjustable connecting rod, and a guide groove is also arranged on the outer side wall of the adjustable connecting rod, the utility model discloses a clamping part sleeve pipe, including clamping part cover pipe, guide slot, guide chamber way, guide slot bottom and guide chamber way rear end intercommunication, the front end and opening intercommunication are said to the guide chamber, still be provided with down "L" type connecting rod in the guide slot, the horizontal end of falling "L" type connecting rod runs through in proper order that guide chamber says and the opening just extends to the intraductal cavity of clamping part cover and is connected with clamping part unable adjustment base rear end, it removes along the guide slot through setting up the adjusting part on adjustable connecting rod lateral wall to fall "L" type connecting rod, and then controls opening and shutting of clamping part.

2. The clamping device for oral tooth implantation according to claim 1, wherein a short connecting rod penetrating through the cavity is disposed on an outer side wall of the front end of the clamping portion sleeve, and the short connecting rod is located between the first clamping arm and the second clamping arm.

3. The clamping device for oral tooth implantation according to claim 1, wherein the adjusting assembly comprises a fixing ring and an adjusting screw, the fixing ring is sleeved on the outer side wall of the adjustable connecting rod, the fixing ring is provided with two fixing rings and located at two ends of the guide groove respectively, the adjusting screw is arranged between the two fixing rings, and the vertical end of the inverted L-shaped connecting rod is arranged on the adjusting screw.

4. The clamping device for oral tooth implantation according to claim 1, wherein a plurality of square holes are formed on the outer side wall of the front end of the adjustable connecting rod, and the square holes are located above the clamping wings and communicated with the opening.

5. The clamping device for oral tooth implantation according to claim 4, wherein a rubber sleeve ring and an adapting groove are further arranged on the outer side wall of the front end of the adjustable connecting rod, a clamping protrusion adapted to the square hole is arranged on the inner surface of the rubber sleeve ring, the clamping protrusion is arranged in the adapting groove, and the front end of the adapting groove is communicated with the square hole.

6. The clamping device for oral tooth implantation as claimed in claim 1, wherein the rear end of the adjustable connecting rod is a hexagonal tail portion, the hexagonal tail portion is provided with a receiving groove therein, the front end of the tail handle is provided with a mounting groove, the mounting groove is further provided with a fixing rod therein, the hexagonal tail portion is mounted in the mounting groove, the front end of the fixing rod is located in the receiving groove, and the outer side wall of the tail handle is provided with a locking bolt.

7. The holding device for oral dental implantation according to claim 6, wherein the locking bolt comprises a boss, a bolt head and a threaded portion which are coaxially and sequentially connected.

8. The holding device for oral tooth implantation according to claim 6, wherein a plurality of equally spaced rubber strips are disposed on the outer side wall of the tail handle.

9. The clamping device for oral tooth implantation according to claim 1, wherein two fixing bolts are symmetrically arranged on the outer side wall of the front end of the clamping portion fixing base, and the bottoms of the first clamping arm and the second clamping arm are fixed on the clamping portion fixing base through the two fixing bolts.

Technical Field

The invention belongs to the technical field of dental medical tools, and particularly relates to a clamping device for oral tooth implantation.

Background

The oral implantation is a tooth missing restoration method for supporting and fixing an upper dental restoration based on a lower structure implanted into bone tissues, and comprises a lower supporting implant and an upper dental restoration, mainly aiming at treatment work after tooth defect and missing, and when teeth are implanted, a clamping device is needed to place the implant into the oral cavity for implantation.

The clamping devices on the market are various and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows.

(1) The existing clamping device is inconvenient to adjust the length of the connecting handle according to specific requirements, is difficult to meet the requirements of different operators, and has certain limitation;

(2) the existing clamping device is inconvenient to hold and handle, so that the phenomenon of slipping is easy to occur, and operators are often troubled;

(3) the existing clamping device is inconvenient to replace the clamping part quickly, is inconvenient to clean and maintain, and needs to be improved.

Disclosure of Invention

Aiming at the technical problems, the invention provides a clamping device for oral tooth implantation.

The technical scheme adopted by the invention is as follows:

a clamping device used for oral tooth implantation,

the clamping device comprises a clamping part, a clamping part sleeve, an adjustable connecting rod and a tail handle which are coaxially connected in sequence, wherein the clamping part comprises a first clamping arm and a second clamping arm, the tail parts of the first clamping arm and the second clamping arm extend into a cavity in the clamping part sleeve and are fixed on a clamping part fixing base, a circular groove is arranged on the outer side wall of the rear end of the clamping part sleeve, a clamping circular ring is arranged in the circular groove, a plurality of clamping wings are arranged on the periphery of the clamping circular ring, the rear end of the clamping part sleeve is arranged in an opening at the front end of the adjustable connecting rod, the clamping wings on the periphery of the clamping circular ring are clamped on the inner wall at the front end of the opening, a guide cavity channel is further arranged in the adjustable connecting rod, a guide groove is further arranged on the outer side wall of the adjustable connecting rod, the bottom of the guide groove is communicated with the rear end of the guide cavity channel, still be provided with "L" type connecting rod of falling in the guide way, the horizontal end of "L" type connecting rod of falling runs through the direction chamber in proper order and says and the opening and extend to the intraductal cavity of clamping part cover and be connected with clamping part unable adjustment base rear end, the type connecting rod of falling "L" removes along the guide way through the adjusting part that sets up on adjustable connecting rod lateral wall, and then controls opening and shutting of clamping part.

Preferably, a short connecting rod penetrating through the cavity is arranged on the outer side wall of the front end of the clamping part sleeve, and the short connecting rod is located between the first clamping arm and the second clamping arm.

Preferably, the adjusting part comprises a fixing ring and an adjusting screw rod, the fixing ring is sleeved on the outer side wall of the adjustable connecting rod, the fixing ring is provided with two ends which are respectively located on the guide grooves, the adjusting screw rod is arranged between the two fixing rings, and the vertical end of the inverted L-shaped connecting rod is arranged on the adjusting screw rod.

Preferably, a plurality of square holes are formed in the outer side wall of the front end of the adjustable connecting rod, and the square holes are located above the clamping wings and communicated with the opening.

Preferably, the outer side wall of the front end of the adjustable connecting rod is further provided with a rubber sleeve ring and an adaptive groove, the inner surface of the rubber sleeve ring is provided with a clamping bulge matched with the square hole, the clamping bulge is arranged in the adaptive groove, and the front end of the adaptive groove is communicated with the square hole.

Preferably, the adjustable connecting rod rear end is the hexagon afterbody, be provided with the storage tank in the hexagon afterbody, the caudal end of caudal peduncle is provided with the mounting groove, the inside dead lever that still is provided with of mounting groove, the hexagon afterbody is installed in the mounting groove, the dead lever front end is located the storage tank, be provided with the locking bolt on the lateral wall of caudal peduncle.

Preferably, the locking bolt comprises a convex block, a bolt head and a thread part which are coaxially and sequentially connected.

Preferably, a plurality of equally spaced rubber strips are arranged on the outer side wall of the tail handle.

Preferably, two fixing bolts which are symmetrical to each other are arranged on the outer side wall of the front end of the clamping part fixing base, and the bottoms of the first clamping arm and the second clamping arm are fixed on the clamping part fixing base through the two fixing bolts.

Compared with the prior art, the invention has the beneficial effects that:

1) the clamping device for the oral tooth implantation comprises a clamping part, a clamping part sleeve, an adjustable connecting rod and a tail handle, wherein the clamping part and the clamping part sleeve at the front end are detachable, so that the clamping part and the clamping part sleeve are convenient to clean. Secondly, be provided with the block ring on the clamping part sleeve afterbody, carry out axial fixity with clamping part sleeve and adjustable connecting rod through the block ring, and carry out the shrink of block wing on the block ring through the quad slit on the adjustable connecting rod and realize the telescopic dismantlement of clamping part, its convenient operation, simple.

2) The outer side wall of the adjustable connecting rod in the clamping device for the oral tooth implantation is also provided with an adjusting assembly, the adjusting assembly comprises a fixing ring and an adjusting screw rod, and the adjusting screw rod is adjusted to further realize that the inverted L-shaped connecting rod slides along the guide groove, so that the opening and closing of the clamping part are controlled, the fixation and the release of the implant tooth are realized, and the moving stability of the implant tooth is ensured.

3) The tail part of the adjustable connecting rod in the clamping device for the oral tooth implantation can horizontally move along the mounting groove of the tail handle so as to realize the extension and contraction of the adjustable connecting rod, the rear end of the adjustable connecting rod is designed into a hexagonal tail part, the inner contour of the mounting groove is matched with that of the hexagonal tail part, the adjustable connecting rod moves along the mounting groove, the fixation of the adjustable connecting rod in the circumferential direction is realized through the design of the hexagonal tail part, the adjustable connecting rod is prevented from rotating in the mounting groove, and the stability of the front end clamping part is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a fixture for use in oral dental implantation according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a socket of a holding portion and a front end of an adjustable connecting rod of a holding device for an oral tooth implantation according to an embodiment of the present invention;

fig. 3 is a modified view of fig. 2 (after the first and second holding arms are folded);

FIG. 4 is an enlarged view taken at A in FIG. 2;

FIG. 5 is a cross-sectional view of the tail portion of the adjustable connecting rod connected to the tail handle of the holding device for oral tooth implantation according to an embodiment of the present invention;

FIG. 6 is a schematic view of a snap ring of a holding device for use in oral dental implantation according to an embodiment of the present invention;

FIG. 7 is a schematic view of a retaining ring of a fixture for use in oral dental implantation according to an embodiment of the present invention;

fig. 8 is a schematic view of a locking bolt in a clamping device for oral dental implantation according to an embodiment of the present invention.

Wherein, 1-a clamping part; 101-a first gripper arm; 102-a second gripper arm; 2-a grip sleeve; 201-a cavity; 202-short connecting rod; 203-clamping part fixing base; 204-clamping ring; 2041-snap wings; 205-fixing bolts; 3-an adjustable connecting rod; 301-opening; 302-guiding the cavity; 303-a guide groove; 304-square holes; 305-hexagonal tail; 306-a receiving groove; 4-tail handle; 401-mounting grooves; 402-a fixing bar; 403-rubber strip; 5-a regulating component; 501-adjusting a screw rod; 502-a retaining ring; 6-inverted L-shaped connecting rod; 7-locking the bolt; 701-raised blocks; 702-bolt head; 703-a threaded portion; 8-a rubber collar; 9-a clamping bulge; 10-an adaptation slot; 1001-arc segment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention discloses a clamping device for oral tooth implantation, which comprises a clamping part 1, a clamping part sleeve 2, an adjustable connecting rod 3 and a tail handle 4 which are coaxially and sequentially connected as shown in figures 1-5.

Specifically, above-mentioned clamping part 1 include first clamping arm 101 and second clamping arm 102, the afterbody of first clamping arm 101 and second clamping arm 102 stretches into in the inside cavity 201 of clamping part sleeve 2 and is fixed in on clamping part unable adjustment base 203 through set up fixation nut 205 on clamping part unable adjustment base 203, be provided with the short connecting rod 202 that runs through cavity 201 on the lateral wall of clamping part sleeve 2 front end, short connecting rod 202 is located between first clamping arm 101 and the second clamping arm 102 to prevent clamping part unable adjustment base 203 from cavity 201 front end roll-off, and guarantee that first clamping arm 101 and second clamping arm 102 normally centre gripping implant.

The clamping device is characterized in that an annular groove is formed in the outer side wall of the rear end of the clamping portion sleeve 2, a clamping ring 204 is arranged in the annular groove, a plurality of clamping wings 2041 (shown in fig. 5) are arranged on the periphery of the clamping ring 204, the rear end of the clamping portion sleeve 2 is arranged in an opening 301 in the front end of the adjustable connecting rod 3, and the clamping wings 2041 on the periphery of the clamping ring 204 are clamped on the inner wall of the front end of the opening 301, so that the clamping portion sleeve 2 and the adjustable connecting rod 3 are axially fixed. The clamping ring is made of beryllium bronze.

As shown in fig. 4, a plurality of square holes 304 are further disposed on the outer side wall of the front end of the adjustable connecting rod 3, and the square holes 304 are located above the engaging wings 2041 and are communicated with the opening. Still be provided with rubber lantern ring 8 and adaptation groove 10 on the lateral wall of adjustable connecting rod 3 front end, 9 internal surfaces of rubber lantern ring are provided with the protruding 9 of block with quad slit 304 looks adaptation, the protruding 9 of block sets up in adaptation groove 10, the front end and the quad slit intercommunication in adaptation groove 10 just are an radian section 1001, make things convenient for the protruding square hole of getting into of block on the one hand, on the other hand shifts out the protruding square hole of following of block as required. Through the rubber lantern ring 8 antedisplacement, block protruding 9 on it inserts in the quad slit 304, forms the extrusion to block wing 2041 and realizes the shrink, and then dismantles clamping part sleeve 2 from adjustable connecting rod 3. Wherein, the clamping bulge can adopt plastic materials.

Adjustable connecting rod 3 is inside still to be provided with direction chamber way 302, still be provided with guide way 303 on the adjustable connecting rod 3 lateral wall, guide way 303 bottom and direction chamber way 302 rear end intercommunication, direction chamber way 302 front end and opening 301 intercommunication, still be provided with "L" type connecting rod 6 in the guide way 303, the horizontal end of "L" type connecting rod 6 runs through direction chamber way 302 and opening 301 in proper order and is connected with clamping part unable adjustment base 203 rear end in extending to clamping part sleeve pipe 2's cavity 201, it removes along guide way 303 through setting up adjusting part 5 on adjustable connecting rod 3 lateral wall to fall "L" type connecting rod 6, and then controls the state that opens and shuts of clamping part 1.

As shown in fig. 2 again, the adjusting assembly 5 includes a fixing ring 502 (shown in fig. 7) and an adjusting screw 501, the fixing ring 502 is sleeved on the outer side wall of the adjustable connecting rod 3, the fixing ring 502 is provided with two fixing rings and located at two ends of the guiding groove 303 respectively, the adjusting screw 501 is disposed between the two fixing rings 502, and the vertical end of the inverted "L" shaped connecting rod 6 is disposed on the adjusting screw 501. Through adjusting screw 501, then the vertical end of "L" type connecting rod 6 that falls moves along adjusting screw 501, and then makes clamping part unable adjustment base 203 move to clamping part sleeve 2 rear end along cavity 201, then first centre gripping arm 101 and second centre gripping arm 102 realize drawing in, realize the fixed to the plant, thereby the phenomenon of landing appears when avoiding clamping device to use.

Referring to fig. 5 again, in this embodiment, the rear end of the adjustable connecting rod 3 is designed to be a hexagonal tail 305, a receiving groove 306 is disposed in the hexagonal tail 305, a mounting groove 401 is disposed at the front end of the corresponding tail handle 4, a fixing rod 402 is further disposed in the mounting groove 401, the hexagonal tail 305 is mounted in the mounting groove 401, and the front end of the fixing rod 402 is located in the receiving groove 206. Hexagon afterbody 305 can follow mounting groove 401 horizontal migration and then realize the regulation to adjustable connecting rod 3 length, and the design of hexagon afterbody 205 has realized adjustable connecting rod 3 circumferencial direction's fixed, prevents adjustable connecting rod 3 at mounting groove 401 internal rotation, has improved the stability of front end clamping part 1.

A locking bolt 7 (as shown in fig. 8) is arranged on the outer side wall of the tail handle 4, the locking bolt 7 comprises a convex block 701, a bolt head 702 and a thread portion 703 which are coaxial and connected in sequence, and medical staff can lock and loosen the locking bolt 7 by twisting the convex block 701, so that the adjustable connecting rod 3 can be fixed.

In order to facilitate the use of the clamping device by medical staff, the stability of the clamping device in the using process is improved, and a plurality of equally spaced rubber strips 403 are arranged on the outer side wall of the tail handle so as to hold the tail handle 4.

The operation process is as follows: when the clamping device is used, firstly, the whole clamping device is disinfected, then the plant body is fixed between the first clamping arm 101 and the second clamping arm 102 by rotating the adjusting screw 501 in the opposite direction, finally, the length of the adjustable connecting rod 3 is adjusted by loosening the locking bolt 7, after the adjustable connecting rod 3 is adjusted to a proper position, the adjustable connecting rod 3 is fixed by screwing the locking bolt 7, the plant body can be moved, after the planting is finished, the adjusting screw 501 is rotated in the clockwise direction, the first clamping arm 101 and the second clamping arm 102 are opened, the clamping device is convenient to move out, the clamping protrusion 9 on the rubber sleeve ring 8 is inserted into the square hole 304 by moving the rubber sleeve ring forwards, the clamping wing 2041 of the clamping ring 204 is contracted into the clamping ring 204, and because the horizontal end of the inverted L-shaped connecting rod 6 is inserted into the fixing groove at the rear end of the clamping part fixing base 203, therefore, the horizontal end of the inverted L-shaped connecting rod 6 can be pulled out from the fixing groove at the rear end of the clamping part fixing base 203, so that the clamping part sleeve 2 is detached from the adjustable connecting rod 3, and the clamping part sleeve 2 and the clamping part 1 are convenient to clean and sterilize.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any simple modification, change and equivalent changes of the above embodiments according to the technical essence of the invention are still within the protection scope of the technical solution of the invention.