阅读说明：本技术 改进型口腔小器械保护装置 (Improved oral cavity small instrument protection device ) 是由 邓振南 范小兰 刘崇星 朱金艳 刘传通 于 2020-12-15 设计创作，主要内容包括：本发明公开了一种改进型口腔小器械保护装置,其技术方案要点是包括有保护头和手柄,保护头设置有安装槽和用于放置口腔小器械的放置槽,安装槽的内壁上转动连接有转动轴,并设置有自紧弹簧,转动轴上绕设有连接绳,连接绳的前端设置有连接套,连接套用于套设在口腔小器械上,以与口腔小器械连接。本发明具有以下有益效果：当口腔小器械脱落时,自紧弹簧会带动转动轴转动,通过转动轴卷绕连接绳,从而带动口腔小器械移动到放置槽内,避免口腔小器械掉落,从而保护患者,降低患者受伤的风险,避免发生医疗事故。(The invention discloses an improved oral cavity small instrument protection device which is characterized by comprising a protection head and a handle, wherein the protection head is provided with a mounting groove and a placing groove for placing an oral cavity small instrument, the inner wall of the mounting groove is rotatably connected with a rotating shaft and is provided with a self-tightening spring, a connecting rope is wound on the rotating shaft, and the front end of the connecting rope is provided with a connecting sleeve which is used for being sleeved on the oral cavity small instrument to be connected with the oral cavity small instrument. The invention has the following beneficial effects: when the little apparatus in oral cavity drops, can drive the axis of rotation from the tight spring and rotate, connect the rope through the axis of rotation coiling to drive the little apparatus in oral cavity and remove to the standing groove in, avoid the little apparatus in oral cavity to drop, thereby protect the patient, reduce patient injured's risk, avoid taking place medical accident.)

1. Little apparatus protection device of improved generation oral cavity, characterized by: including connecting rod (1), be provided with protection head (2) and handle (3) on the front and back both ends of connecting rod (1) respectively, protection head (2) are provided with mounting groove (21) and standing groove (22) that are used for placing the little apparatus in oral cavity, it is connected with axis of rotation (23) to rotate on the inner wall of mounting groove (21) to be provided with from tension spring (24), around being equipped with on axis of rotation (23) and connecting rope (25), the front end of connecting rope (25) is provided with adapter sleeve (4), adapter sleeve (4) are used for the cover to establish on the little apparatus in oral cavity to be connected with the little apparatus in oral cavity, when the little apparatus in oral cavity drops, from tension spring (24) drive axis of rotation (23) and rotate, convolute and connect rope (25), drive the little apparatus in oral cavity and remove in standing groove (22).

2. The improved oral small instrument protector as set forth in claim 1, wherein: the connecting sleeve (4) is rotatably connected with a fixing sleeve (5), a fastening ring (51) is arranged on the fixing sleeve (5), the outer wall of the fastening ring (51) is a conical surface (511) with the outward diameter gradually reduced, a plurality of gaps (512) are formed in the length direction, and external threads are arranged on the conical surface (511); still including adapter sleeve (52), adapter sleeve (52) are provided with bell mouth (521), bell mouth (521) are provided with the internal thread, adapter sleeve (52) cover is established on adapter ring (51) to with adapter ring (51) threaded connection, when using, rotate adapter sleeve (52), bell mouth (521) press against conical surface (511), make the internal diameter of adapter ring (51) reduce, thereby fix fixed cover (5) on the little apparatus in oral cavity.

3. The improved oral small instrument protector as set forth in claim 2, wherein: adapter sleeve (4) including first subassembly (41) and second subassembly (42), first subassembly (41) and second subassembly (42) fixed connection to both ends all are provided with limiting plate (43) around, two limiting plate (43) all set up in the outside of fixed cover (5) for spacing fixed cover (5).

4. The improved oral small instrument protector as set forth in claim 3, wherein: a plurality of balls (44) used for reducing friction are arranged between the connecting sleeve (4) and the fixing sleeve (5), and a first groove (45) and a second groove (53) used for containing the balls (44) are respectively arranged.

5. The improved oral small instrument protector as set forth in claim 4, wherein: the first component (41) or the second component (42) is further provided with a threaded hole (411), the front end of the connecting rope (25) is provided with a threaded rod (251), and the threaded rod (251) is in threaded connection with the threaded hole (411).

6. The improved oral small instrument protector as claimed in any one of claims 1 to 5, wherein: from tighting spring (24) is the heliciform, protection head (2) still are provided with regulation hole (26), regulation hole (26) sliding connection has regulation axle (27), connect on regulation axle (27) from the one end of tighting spring (24), axis of rotation (23) are provided with hexagonal hole (231), the rear end of regulation axle (27) is provided with hexagonal rod (271) with hexagonal hole (231) adaptation, hexagonal rod (271) are used for inserting in hexagonal hole (231) to be connected with axis of rotation (23).

7. The improved oral small instrument protector as claimed in any one of claims 1 to 5, wherein: be provided with first spacing (61) and second spacing (62) in standing groove (22), first spacing (61) and second spacing (62) all are the U type to equal both ends are fixed on the bottom surface of standing groove (22) to form first spacing hole (611) and second spacing hole (621), connect rope (25) and pass first spacing hole (611) and second spacing hole (621) in proper order, second spacing hole (621) are greater than first spacing hole (611).

8. The improved oral small instrument protector as claimed in any one of claims 1 to 5, wherein: handle (3) are including base (31), first splint (32) and second splint (33), all be provided with arc portion (321) on first splint (32) and second splint (33), base (31) and connecting rod (1) fixed connection, first splint (32) are fixed on base (31), be provided with mounting hole (311) on base (31), be provided with extension spring (34) in mounting hole (311) to sliding connection has installation pole (35), extension spring (34) are connected with installation pole (35), installation pole (35) are connected with second splint (33).

9. The improved oral small instrument protector as set forth in claim 8, wherein: the clamping device is characterized by further comprising a fastening bolt (36), a fastening hole (322) is formed in the first clamping plate (32), a through hole (331) is formed in the second clamping plate (33), and the fastening bolt (36) penetrates through the through hole (331) and is in threaded connection with the fastening hole (322).

10. The improved oral small instrument protector as set forth in claim 1, wherein: the connecting rope (25) is made of medical ligation wire materials, the connecting rod (1) is made of medical plastics, and the protection head (2) is made of silica gel materials.

Technical Field

The invention relates to the technical field of medical instruments, in particular to an improved oral cavity small instrument protection device.

Background

When oral medical treatment is performed, small oral instruments for treatment such as root canal files and screwdrivers are commonly used. During the course of oral treatment, doctors often need to hold small oral instruments to treat patients. In the treatment process, the small oral appliance is in a narrow oral cavity, is difficult to pick up once falling off, and easily slides to the throat and even enters the alimentary canal or the respiratory tract, so that a patient is injured.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an improved oral cavity small appliance protection device which can prevent the oral cavity small appliance from falling off and avoid the injury of a patient.

In order to achieve the purpose, the invention provides the following technical scheme: little apparatus protection device in improved generation oral cavity, including the connecting rod, be provided with protection head and handle on the both ends respectively around the connecting rod, the protection head is provided with the mounting groove and is used for placing the standing groove of the little apparatus in oral cavity, it is connected with the axis of rotation to rotate on the inner wall of mounting groove, and be provided with from the tight spring, around being equipped with in the axis of rotation and connecting the rope, the front end of connecting the rope is provided with the adapter sleeve, the adapter sleeve is used for the cover to establish on little apparatus in oral cavity, in order to be connected with little apparatus in oral cavity, when little apparatus in oral cavity drops, from the tight spring drive axis of rotation, the rope is connected in.

The invention is further configured to: the connecting sleeve is rotatably connected with a fixing sleeve, a fastening ring is arranged on the fixing sleeve, the outer wall of the fastening ring is a conical surface with the outward diameter gradually reduced, a plurality of gaps are arranged along the length direction, and the conical surface is provided with external threads; still including the adapter sleeve, the adapter sleeve is provided with the bell mouth, and the bell mouth is provided with the internal thread, and the adapter sleeve cover is established on the tighrening ring to with tighrening ring threaded connection, when using, rotate the adapter sleeve, the conical surface is pressed tightly to the bell mouth, makes the internal diameter of tighrening ring reduce, thereby fixes fixed cover on the little apparatus in oral cavity.

The invention is further configured to: the connecting sleeve comprises a first component and a second component which are fixedly connected, limiting plates are arranged at the front end and the rear end of the connecting sleeve respectively, and the two limiting plates are arranged on the outer side of the fixing sleeve to limit the fixing sleeve.

The invention is further configured to: a plurality of balls for reducing friction are arranged between the connecting sleeve and the fixing sleeve, and a first groove and a second groove for containing the balls are respectively arranged.

The invention is further configured to: the first component or the second component is further provided with a threaded hole, the front end of the connecting rope is provided with a threaded rod, and the threaded rod is in threaded connection with the threaded hole.

The invention is further configured to: from the tension spring is the heliciform, and the protection head still is provided with the regulation hole, and regulation hole sliding connection has the regulating spindle, and the one end of from the tension spring is connected on the regulating spindle, and the axis of rotation is provided with the hexagonal hole, and the rear end of regulating spindle is provided with the hexagonal rod with the hexagonal hole adaptation, and the hexagonal rod is used for inserting the hexagonal downthehole to be connected with the axis of rotation.

The invention is further configured to: be provided with first spacing and the spacing of second in the standing groove, first spacing and the spacing of second all are the U type to equal both ends are fixed on the bottom surface of standing groove, in order to form first spacing hole and the spacing hole of second, connect the rope and pass first spacing hole and the spacing hole of second in proper order, and the spacing hole of second is greater than first spacing hole.

The invention is further configured to: the handle is including base, first splint and second splint, all is provided with arc portion on first splint and the second splint, base and connecting rod fixed connection, and first splint are fixed on the base, are provided with the mounting hole on the base, are provided with extension spring in the mounting hole to sliding connection has the installation pole, and extension spring is connected with the installation pole, and the installation pole is connected with the second splint.

The invention is further configured to: the clamping device is characterized by further comprising a fastening bolt, wherein a fastening hole is formed in the first clamping plate, a through hole is formed in the second clamping plate, and the fastening bolt penetrates through the through hole and is in threaded connection with the fastening hole.

The invention is further configured to: the connecting rope is made of medical ligature wire materials, the connecting rod is made of medical plastics, and the protective head is made of silica gel materials.

In conclusion, the invention has the following beneficial effects: when the treatment, the user holds the small oral appliance with one hand and enters the oral cavity for treatment, and holds the handle with the other hand, so that the protective head enters the oral cavity along with the small oral appliance, the rapid reaction is facilitated when the small oral appliance drops, and the small oral appliance is recovered. When the little apparatus in oral cavity drops, can drive the axis of rotation from the tight spring and rotate, connect the rope through the axis of rotation coiling to drive the little apparatus in oral cavity and remove to the standing groove in, avoid the little apparatus in oral cavity to drop, thereby protect the patient, reduce patient injured's risk, avoid taking place medical accident. Because the self-tightening spring drives the rotating shaft to tension the connecting rope all the time, when the small oral appliance drops, the quick-response device can quickly react, pull the small oral appliance into the placing groove, and can reduce the probability that the small oral appliance hurts the oral cavity as far as possible, thereby achieving a better protection effect.

Drawings

FIG. 1 is a schematic view of the connection structure of an improved oral cavity small appliance protection device;

FIG. 2 is a schematic structural view of a connecting sleeve;

FIG. 3 is a schematic structural view of the mounting groove;

fig. 4 is a schematic structural view of the handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-4, an improved oral cavity small appliance protection device comprises a connecting rod 1, a protection head 2 and a handle 3 are respectively arranged at the front end and the rear end of the connecting rod 1, the protection head 2 is provided with a mounting groove 21 and a placing groove 22 for placing an oral cavity small appliance, a rotating shaft 23 is rotatably connected to the inner wall of the mounting groove 21 and is provided with a self-tightening spring 24, a connecting rope 25 is wound on the rotating shaft 23, the front end of the connecting rope 25 is provided with a connecting sleeve 4, the connecting sleeve 4 is used for being sleeved on the oral cavity small appliance and connected with the oral cavity small appliance, when the oral cavity small appliance falls off, the self-tightening spring 24 drives the rotating shaft 23 to rotate, the connecting rope 25 is wound, and the oral cavity small appliance is driven to move into.

Through above-mentioned scheme, when the treatment, the little apparatus of user's a hand oral cavity gets into the oral cavity and treats to handle 3 is handed to another hand, makes protection head 2 get into the oral cavity along with the little apparatus of oral cavity together, so that when the little apparatus of oral cavity drops, the quick response retrieves the little apparatus of oral cavity. When little apparatus in oral cavity drops, from the tight spring 24 can drive axis of rotation 23 and rotate, connect rope 25 through axis of rotation 23 convolutes to drive little apparatus in oral cavity and remove standing groove 22, avoid the little apparatus in oral cavity to drop, thereby protect the patient, reduce patient's injured risk, avoid taking place medical accident.

Because the self-tightening spring 24 drives the rotating shaft 23 all the time to tension the connecting rope 25, when the small oral appliance drops, the quick response can be realized, the small oral appliance is pulled to enter the placing groove 22, the probability that the small oral appliance hurts the oral cavity can be reduced as far as possible, and a better protection effect is achieved.

As a modified specific embodiment, the connecting sleeve 4 is rotatably connected with a fixing sleeve 5, a fastening ring 51 is arranged on the fixing sleeve 5, the outer wall of the fastening ring 51 is a conical surface 511 with the diameter gradually decreasing towards the outside, a plurality of gaps 512 are arranged along the length direction, and the conical surface 511 is provided with an external thread; still including adapter sleeve 52, adapter sleeve 52 is provided with bell mouth 521, and bell mouth 521 is provided with the internal thread, and adapter sleeve 52 cover is established on adapter ring 51 to with adapter ring 51 threaded connection, when using, rotate adapter sleeve 52, bell mouth 521 tight conical surface 511, make the internal diameter of adapter ring 51 reduce, thereby fix fixed cover 5 on the little apparatus in oral cavity.

Through the scheme, when treatment is carried out, the connecting sleeve 4 and the fixing sleeve 5 are in rotary connection, so that the connecting rope 25 cannot be wound, and smooth treatment is ensured. When the oral cavity small appliance is used, a user sleeves the fixing sleeve 5 on the oral cavity small appliance, rotates the fastening sleeve 52 and screws on the fastening ring 51, so that the conical surface 511 is pressed by the conical hole 521, the gap 512 is reduced, the inner diameter of the fastening ring 51 is also reduced, the fixing sleeve 5 is fixed on the oral cavity small appliance, and the oral cavity small appliance is firm in connection, not easy to loosen and convenient to use.

As a modified specific embodiment, the connecting sleeve 4 includes a first component 41 and a second component 42, the first component 41 and the second component 42 are fixedly connected, and both the front end and the rear end are provided with a limiting plate 43, and both the two limiting plates 43 are arranged outside the fixing sleeve 5 to limit the fixing sleeve 5.

Through above-mentioned scheme, the fixed cover 5 of limiting plate 43 guarantees that the connection structure of adapter sleeve 4 is stable, installs steadily on the little apparatus in oral cavity, and firm in connection is difficult not hard up.

As a modified embodiment, a plurality of balls 44 for reducing friction are provided between the connecting sleeve 4 and the fixing sleeve 5, and a first groove 45 and a second groove 53 for receiving the balls 44 are respectively provided.

Through the scheme, the balls 44 can reduce friction and prolong the service life of the connecting sleeve 4. First recess 45 and second recess 53 can spacing ball 44 for stable in structure is not fragile, the increase of service life of being convenient for.

As a modified specific embodiment, the first component 41 or the second component 42 is further provided with a threaded hole 411, the front end of the connecting rope 25 is provided with a threaded rod 251, and the threaded rod 251 is in threaded connection with the threaded hole 411.

Through the above scheme, through threaded connection, the convenient dismantlement installation to can ensure the firm in connection of connecting rope 25 and adapter sleeve 4 through threaded rod 251, difficult not hard up.

As a modified specific embodiment, the self-tightening spring 24 is in a spiral shape, the protection head 2 is further provided with an adjusting hole 26, the adjusting hole 26 is slidably connected with an adjusting shaft 27, one end of the self-tightening spring 24 is connected to the adjusting shaft 27, the rotating shaft 23 is provided with a hexagonal hole 231, the rear end of the adjusting shaft 27 is provided with a hexagonal rod 271 matched with the hexagonal hole 231, and the hexagonal rod 271 is used for being inserted into the hexagonal hole 231 to be connected with the rotating shaft 23.

Through the scheme, when the elasticity of the self-tightening spring 24 needs to be adjusted, the adjusting shaft 27 is moved outwards, the hexagonal rod 271 is pulled out of the hexagonal hole 231, so that the hexagonal rod is separated from the connection with the rotating shaft 23, the adjusting shaft 27 is rotated, the self-tightening spring 24 is tensioned, the adjusting shaft 27 is moved again, the hexagonal rod 271 is inserted into the hexagonal hole 231, the adjusting shaft 27 is connected with the rotating shaft 23, the self-tightening spring 24 can drive the rotating shaft 23 to rotate, the tension is kept stable by adjusting the self-tightening spring 24, and the stable use of the device is ensured. The adjusting shaft 27 is provided with a sliding groove arranged along the length direction thereof for the self-tightening spring 24 to slide, and one end of the self-tightening spring 24 is limited, so that the self-tightening spring 24 can be smoothly tensioned.

As a modified specific embodiment, a first limiting strip 61 and a second limiting strip 62 are disposed in the placing groove 22, the first limiting strip 61 and the second limiting strip 62 are both U-shaped, and both ends of the first limiting strip 61 and the second limiting strip 62 are fixed on the bottom surface of the placing groove 22 to form a first limiting hole 611 and a second limiting hole 621, the connecting rope 25 sequentially passes through the first limiting hole 611 and the second limiting hole 621, and the second limiting hole 621 is larger than the first limiting hole 611.

Through above-mentioned scheme, when the rope 25 is connected in the coiling, the little apparatus in oral cavity is blocked by first spacing 61 to it is fixed by second spacing 62, thereby avoid the little apparatus in oral cavity to rock at will in standing groove 22 after falling, reduce the possibility that patient's oral cavity received the injury.

As a modified specific embodiment, the handle 3 includes a base 31, a first clamping plate 32 and a second clamping plate 33, the first clamping plate 32 and the second clamping plate 33 are both provided with an arc-shaped portion 321, the base 31 is fixedly connected with the connecting rod 1, the first clamping plate 32 is fixed on the base 31, the base 31 is provided with a mounting hole 311, an extension spring 34 is arranged in the mounting hole 311 and is slidably connected with a mounting rod 35, the extension spring 34 is connected with the mounting rod 35, and the mounting rod 35 is connected with the second clamping plate 33.

Through above-mentioned scheme, when the installation, pulling second splint 33, the first splint 32 of cooperation are with the branch centre gripping on the arbitrary support to fix the device on the support, thereby need not to hand, convenient to use reduces the operation degree of difficulty of device, conveniently treats with both hands. When the second clamping plate 33 is loosened, the tension spring 34 pulls the mounting rod 35, so that the second clamping plate 33 moves towards the first clamping plate 32, the supporting rod is clamped, the device is connected with the bracket, and the device is easy to mount and dismount and convenient to use.

As a modified specific embodiment, a fastening bolt 36 is further included, a fastening hole 322 is provided on the first clamping plate 32, a through hole 331 is provided on the second clamping plate 33, and the fastening bolt 36 passes through the through hole 331 and is in threaded connection with the fastening hole 322.

Through the scheme, after the handle 3 clamps the support rod, the fastening bolt 36 is rotated, and the first clamping plate 32 and the second clamping plate 33 are fixedly connected through threads, so that the connection is firm, the looseness is avoided, and the disassembly is convenient.

As a modified specific embodiment, the connecting rope 25 is made of medical ligature wire material, the connecting rod 1 is made of medical plastic, and the protective head 2 is made of silica gel material.

Through the scheme, the medical ligature wire with the inner diameter of 0.20mm can be selected, so that the ligature wire is convenient to deform and bend. The medical plastic is more sanitary, prevents bacteria from breeding, can reduce foreign body sensation when in contact with the oral cavity, and is more comfortable to use. The silica gel material is skin friendly, can reduce the foreign body sensation, improves the comfort level.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.