CN116672118A - Auxiliary tool for treating periodontal disease - Google Patents

Abstract

The invention relates to the technical field of medical equipment, in particular to an auxiliary tool for treating periodontal disease, which comprises an upper opening handle, a lower opening handle, an opening device, a control device and a water absorbing device; the invention can solve the following problems in the prior art in the process of treating periodontal disease in oral cavity: the teeth in the oral cavity can be only spread, the lips can not be spread, and an instrument for spreading the lips or a manual spreading machine is required to be matched for use when complex oral treatment is carried out, so that the oral cavity treatment is inconvenient and quick; the patient can generate a large amount of saliva when the mouth is opened for a long time, and the saliva can choke the patient to cause discomfort; the invention can prop open the lips of the patient under the condition of propping open the oral cavity of the patient, so that doctors can conveniently treat the diseased part outside the periodontal of the patient; in addition, the intermittent expansion of the air bag in a contracted state can be matched with the liquid suction pipe to intermittently suck saliva in the oral cavity of a patient, so that the patient can be effectively prevented from choking by the saliva.

Description

Auxiliary tool for treating periodontal disease

Technical Field

The invention relates to the technical field of medical equipment, in particular to an auxiliary tool for treating periodontal disease.

Background

The department of stomatology is an important clinical science, and in carrying out periodontal disease treatment of oral cavity in-process, partial patient's oral cavity opens the difficulty, and needs the patient to open the oral cavity to certain angle and keep for a long time, makes things convenient for doctor to stretch into patient's oral cavity with medical instrument and treats, and the doctor can struts patient's oral cavity to certain angle with the help of some oral cavity support apparatus under the general circumstances to better carries out corresponding treatment to the patient.

In the prior art, a large number of auxiliary tools for treating periodontal disease of the oral cavity are also disclosed, wherein, for example, a periodontal supporter for stomatology is disclosed in Chinese patent with publication number of CN 115281878A; the device comprises a front support rod, a rear support rod, a tooth socket rod, a sliding groove, a sliding ring, a sliding rod, an air hole, a pressing rod and an adjusting rod.

When the device is used, medical staff can manually adjust the position of the tooth socket rod, the top end of the tooth socket rod moves in the sliding groove through the movement of the tooth socket rod, the sliding ring is driven to move on the sliding rod, the tooth socket rod can move to a designated position, the tooth socket rod can support the oral cavity, a doctor can directly push the whole adjusting device to move, the position of the adjusting device is adjusted, and the fact that an instrument stretches into the tooth socket rod from any angle is not blocked is ensured; and secondly, the air holes can spray relatively dry air flow and directly blow the air flow to the area near the teeth, so that the teeth can be kept in a relatively dry state, and the repair operation difficulty of doctors is reduced.

However, the above prior art has the following disadvantages during the treatment of periodontal disease in the oral cavity:

1. medical personnel support patient's oral cavity through manual adjustment socket pole to assigned position to both sides support the periodontal around tooth respectively with back bracing piece, and can adjust the position of supporting as required, but can only strut the intraoral tooth, can not strut the lip, when carrying out complicated oral treatment, still need the cooperation to use the instrument that will the lip strut, perhaps the manual work struts, inconvenient and fast.

2. The inner walls of the front support rod and the rear support rod are respectively provided with a cavity, air flow can be generated by utilizing the adjusting structure, the air flow is blown to the tooth surface through the air pump, and the tooth surface is kept relatively dry, however, medical staff can generate a large amount of saliva in the oral cavity of a patient in the process of treating the patient, the saliva cannot be sucked away in time by the method, and the saliva can possibly flow into the oral cavity, so that the patient is choked.

3. In addition, when supporting the oral cavity of patient through preceding bracing piece and back bracing piece, it is in the coplanar with adjusting the pole, therefore the outside regulation pole part of patient's oral cavity can't skew to shelter from doctor's sight easily, and then influence the treatment progress.

Thus, under the above stated point of view, there is room for improvement in existing oral treatment aids.

Disclosure of Invention

In order to solve the problems, the invention provides an auxiliary tool for treating periodontal disease, which comprises an upper supporting handle and a lower supporting handle which are rotationally connected through a pin shaft, wherein the ends of the upper supporting handle and the lower supporting handle are respectively provided with a supporting device, the supporting devices comprise supporting frames which are rotationally connected with the ends of the upper supporting handle and the lower supporting handle through adjusting blocks, lip supporting components are arranged on the supporting frames, the lip supporting components comprise arc-shaped top plates which are rotationally connected to the opposite sides of the two supporting frames, the upper side of the upper supporting handle is provided with a water absorbing device, and a control device is arranged between the upper supporting handle and the lower supporting handle and comprises hollow threaded rods arranged between the upper supporting handle and the lower supporting handle.

The water absorption device comprises a slide bar fixedly arranged in the middle of the upper side of the upper opening handle, a supporting circular plate is arranged on one side, close to the supporting frame, of the upper side of the slide bar, a trapezoid chute is arranged on the upper side of the slide bar, a sliding circular plate is connected to one side, far away from the supporting frame, of the trapezoid chute in a sliding manner, an air bag, telescopic rods symmetrically arranged along the air bag and a water absorption control assembly matched with the air bag are arranged between the supporting circular plate and the sliding circular plate, and the water absorption control assembly comprises a liquid suction pipe arranged in the middle of the supporting circular plate and communicated with the air bag.

Preferably, the expanding device further comprises two extension springs arranged on the outer side wall of the adjusting block, the extension springs are connected with one side, close to the adjusting block, of the supporting frame and are symmetrically distributed along the adjusting block, and limiting assemblies are respectively arranged among the supporting frame, the adjusting block, an upper expanding handle and a lower expanding handle, wherein the upper expanding handle and the lower expanding handle are connected with the supporting frame and the adjusting block.

Preferably, the limiting component comprises rectangular elastic blocks, one side of the supporting frame, far away from the fixed circular plate, is provided with a horizontally arranged stress plate, opposite sides of the two stress plates are respectively provided with a rectangular groove, the rectangular elastic blocks which are connected in the rectangular grooves in a sliding way are installed in the rectangular grooves through restoring springs, U-shaped grooves are respectively formed in the ends of one side, close to the supporting frame, of the upper opening handle and the lower opening handle, the U-shaped grooves are respectively connected with an adjusting block in a rotating way, a plurality of hemispherical limiting grooves which are distributed in a ring shape are uniformly formed in the inner walls of the U-shaped grooves, the outer side walls of the adjusting blocks are respectively provided with a connecting groove, ejection springs are arranged in the connecting grooves, and the end parts of the ejection springs are provided with top contact blocks which slide and are in contact with the hemispherical limiting grooves;

a rope penetrating hole sequentially penetrating through the supporting frame and the adjusting block is formed between the connecting groove and the rectangular groove, and a transmission rope penetrating through the rope penetrating hole is connected between the rectangular elastic block and the top contact block.

Preferably, the lip prop up the subassembly and still including seting up the arc that is close to support frame one side at the arc roof and slide the groove, the locking groove has all been seted up to the both sides wall of arc slip groove length direction, and sliding connection has the arc slider in the arc slip groove, and the rhombus support that is inconsistent with the locking groove is installed to arc slider both sides, and the opposite sides of two arc sliders all articulate has the support screw thread post that passes the support frame through screw-thread fit's mode.

Preferably, the control device further comprises a bearing block which is rotationally connected to the upper end of the lower supporting handle through a pin shaft and is far away from one side of the supporting frame, a cylindrical groove is formed in the upper side of the bearing block, the cross section of the cylindrical groove is of a convex structure, the lower end of the hollow threaded rod is rotationally connected with the cylindrical groove, a rotary control assembly is arranged in an inner cavity of the hollow threaded rod, an arc-shaped mounting hole is formed in the upper supporting handle in a penetrating mode, the hollow rotating block is rotationally connected in the arc-shaped mounting hole, the hollow threaded rod penetrates through the hollow rotating block, and the upper supporting handle and the lower supporting handle are far away from one side end portion of the supporting frame and are provided with a ring, and a linkage assembly is arranged in the hollow rotating block, the upper supporting handle and the ring connected with the hollow rotating block.

Preferably, the linkage assembly comprises two rectangular mounting grooves which are formed in the hollow rotating block and symmetrically distributed along the hollow threaded rod, a threaded block matched with the hollow threaded rod is connected in the rectangular mounting grooves in a sliding manner, two compression springs are symmetrically arranged on one side, away from the hollow threaded rod, of the threaded block, two connecting holes are symmetrically formed between the hollow rotating block and the upper opening handle along the hollow threaded rod, and a through hole communicated with the connecting holes is formed between the upper opening handle and a finger ring connected with the upper opening handle;

The elastic groove communicated with the through hole is formed in the inner side wall of the finger ring connected with the upper opening handle, the pressing block is slidably connected in the elastic groove, an elastic spring is arranged between the pressing block and the inner side wall of the finger ring, a linkage rope which is slidably connected in the through hole is arranged at the bottom of the pressing block, and two pull ropes which are connected with the threaded block after respectively slidably penetrating through the connecting hole are connected at one end of the linkage rope, which is far away from the pressing block.

Preferably, the rotation control assembly comprises a plurality of annular gear grooves which are formed in the inner side wall of the cylindrical groove, two rectangular mounting holes are symmetrically formed in the lower side wall of the hollow threaded rod along the axis of the hollow threaded rod, a control bar is hinged to the inner wall of the rectangular mounting hole through a torsion spring, one end of the control bar, far away from the axis of the hollow threaded rod, is in sliding contact with the gear grooves, a rectangular accommodating hole is formed in the middle of the hollow threaded rod and along the axis direction of the hollow threaded rod, a rectangular rod is slidably connected in the rectangular accommodating hole, a triangular ejector block is mounted at the bottom of the rectangular rod, two inclined surfaces of the bottom of the triangular ejector block are respectively in sliding connection with the end portions of the control bar, an anti-slip knob is mounted at the upper end of the rectangular rod after penetrating through the rectangular accommodating hole, and a top-extension spring is mounted between the anti-slip knob at the outer side of the rectangular rod and the upper end of the hollow threaded rod.

Preferably, the water absorption control assembly further comprises a conical water absorption hole which is formed in the middle of the supporting circular plate and is communicated with the air bag and the liquid suction pipe, the diameter of the conical water absorption hole is gradually increased from the supporting circular plate to the sliding circular plate, the inner wall of the conical water absorption hole is in sliding butt joint with a conical block fitting with the inner side wall of the conical water absorption hole, one side of the conical block, which is far away from the liquid suction pipe, is provided with a telescopic actuating rod, one end of the telescopic actuating rod, which is far away from the conical block, rotates to penetrate through the sliding circular plate, the axes of the conical water absorption hole, the conical block and the telescopic actuating rod are overlapped, and a sealing ring is sleeved at the joint of the telescopic actuating rod and the sliding circular plate.

Preferably, a boss is sleeved on one side of the conical plugging block, which is far away from the liquid suction pipe, a pull-back spring sleeved outside the conical plugging block is arranged between the boss and the supporting circular plate, two sliding rods are symmetrically arranged on the outer side wall of the boss, a fixed circular ring is arranged on one side of the supporting circular plate, which is close to the sliding circular plate, of the conical plugging block along the conical plugging block through a plurality of annularly distributed fixed rods, the fixed circular ring is positioned on the outer side of the boss, a sliding groove which corresponds to the sliding rod in position and is in sliding connection is formed in the fixed circular ring, and baffle plates are arranged at two ends of the sliding groove;

the distance between the two sides of the sliding groove and the supporting circular plate is larger than the distance between the middle of the sliding groove and the supporting circular plate, so that the sliding groove is of an arc-shaped structure.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the application can fix the angle between the support frame and the upper and lower opening handles together with the adjusting block through the mutual coordination among the rectangular elastic block, the top contact block and the driving rope, thereby fixing the positions of the upper and lower opening handles and avoiding the condition that the positions shield the vision of doctors or cause other interference in the process of treating patients.

2. According to the application, through the mutual matching among the support frame, the adjusting block and the extension spring, the support frame can perform self-adaptive rotation under the action of the extension spring, so that the support frame and teeth of a patient are ensured to always keep the same state, and the comfort of the patient in the treatment process is improved.

3. According to the application, the lip of a patient can be unfolded through the mutual coordination among the arc-shaped top plate, the supporting threaded column and the arc-shaped sliding block; when the periodontal outside of a patient needs to be treated, a doctor only needs to rotate the supporting threaded column, the arc-shaped top plate is far away from the adjusting block under the action of the arc-shaped sliding block and the supporting threaded column, and a certain angle is formed between the arc-shaped top plate and the supporting frame; then the support frame is placed in the oral cavity of the patient and the teeth of the patient are spread, and at the moment, the arc-shaped top plate can spread the lips of the patient so that a doctor can treat the diseased part on the outer side of the periodontal of the patient.

4. According to the invention, the screw thread block is meshed with the outer side wall of the hollow threaded rod, so that the angle between the upper opening handle and the lower opening handle can be fixed, the opening angle of the oral cavity of a patient is fixed, the fatigue feeling caused by long-time opening of the mouth of the patient in the treatment process can be effectively reduced, and the oral cavity of the patient is prevented from being closed by a doctor in the treatment process, and the treatment progress of the doctor is prevented from being influenced; in addition, the angle between the upper opening handle and the lower opening handle can be finely adjusted by rotating the hollow threaded rod, so that the opening angle of the oral cavity of a patient can be slightly adjusted according to treatment requirements in the treatment process, so that the patient can be better unfolded for treatment, the treatment efficiency is improved, and the time waste caused by adjusting the opening angle of the oral cavity of the patient is avoided.

5. According to the invention, the intermittent expansion of the air bag under the contracted state can be matched with the liquid suction pipe to intermittently suck saliva in the oral cavity of a patient, so that the patient can be effectively prevented from choking by the saliva, the doctor treatment progress cannot be influenced in the process of sucking the saliva, and the waste and discomfort of the patient caused by the fact that the conventional water suction device is required to be always placed in the oral cavity of the patient can be effectively avoided.

Drawings

The invention will be further described with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of the opening device of the present invention.

Fig. 3 is a schematic structural view of the limiting assembly of the present invention.

Fig. 4 is an enlarged view of a portion of fig. 3 a of the present invention.

Fig. 5 is a schematic view of the lip opening assembly of the present invention.

Fig. 6 is a schematic structural view of the control device of the present invention.

Fig. 7 is a first structural schematic diagram between the rotary control assembly and the linkage assembly of the present invention.

Fig. 8 is an enlarged view of a portion of the invention at B of fig. 7.

Fig. 9 is a second structural schematic diagram between the rotary control assembly and the linkage assembly of the present invention.

Fig. 10 is a schematic structural view of the water absorbing device of the present invention.

Fig. 11 is a schematic view of the structure between the support circular plate, the sliding circular plate, the air bag and the water suction control assembly of the present invention.

Fig. 12 is a partial enlarged view of the invention at D of fig. 11.

FIG. 13 is a schematic view of the structure between the water uptake control assembly and the support circular plate of the present invention.

Fig. 14 is a schematic view of the structure between the control device and the lower distracting handle of the present invention.

Fig. 15 is an enlarged view of a portion of fig. 14C in accordance with the present invention.

In the figure, 1, an upper supporting handle; 2. a lower prop-open handle; 3. a spreader device; 31. an adjusting block; 32. a support frame; 33. a lip opening assembly; 331. an arc-shaped top plate; 332. a locking groove; 333. an arc-shaped sliding block; 334. a diamond-shaped bracket; 335. supporting the threaded column; 336. an arc-shaped sliding groove; 34. a tension spring; 35. a limit component; 351. rectangular spring blocks; 352. a restoring spring; 353. hemispherical limit grooves; 354. an ejector spring; 355. a top contact block; 356. a driving rope; 4. a water absorbing device; 41. a slide bar; 42. supporting a circular plate; 43. sliding the circular plate; 44. an air bag; 45. a telescopic rod; 46. a water absorption control assembly; 461. a pipette; 462. conical water absorbing holes; 463. a conical plugging block; 464. a telescopic actuating rod; 465. a boss; 466. a pull-back spring; 467. a slide bar; 468. fixing the circular ring; 469. a slip groove; 470. a baffle; 5. a control device; 51. a hollow threaded rod; 52. a support block; 53. a cylindrical recess; 54. a rotation control assembly; 541. a gear groove; 542. rectangular mounting holes; 543. a control bar; 544. a rectangular bar; 545. triangular ejector blocks; 546. an anti-slip knob; 547. a top extension spring; 55. a hollow rotating block; 56. a finger ring; 57. a linkage assembly; 571. a screw block; 572. a compression spring; 573. a rebound groove; 574. pressing the blocks; 575. a rebound spring; 576. a linkage rope; 577. and (5) pulling the rope.

Detailed Description

Embodiments of the application are described in detail below with reference to fig. 1-15, but the application can be implemented in a number of different ways, which are defined and covered by the claims.

The embodiment of the application discloses an auxiliary tool for treating periodontal disease, which is applied to the treatment process of clinical medicine periodontal disease, can effectively help an oral patient to prop open the oral cavity to a certain angle in technical effect, is convenient for doctors to treat the diseased part of the patient correspondingly, can effectively reduce the fatigue feeling caused by long-time mouth opening of the patient in the treatment process, and can fix the oral cavity of the patient at a certain angle without interfering with the treatment; particularly, in the treatment process, the application can timely suck away a large amount of saliva generated in the oral cavity of a patient, prevent the influence on the treatment process, and effectively avoid the discomfort of the patient caused by choking injury to the patient; in addition, according to the treatment needs, the tool can be correspondingly adjusted and the lips can be opened so as to treat the outer side of the periodontal of a patient.

Embodiment one:

referring to fig. 1, an auxiliary tool for treating periodontal disease comprises an upper supporting handle 1 and a lower supporting handle 2 which are connected through a pin shaft in a rotating manner, wherein supporting devices 3 are arranged at the end parts of the upper supporting handle 1 and the lower supporting handle 2, a water absorbing device 4 is arranged on the upper side of the upper supporting handle 1, a control device 5 is arranged between the upper supporting handle 1 and the lower supporting handle 2, and the control device 5 comprises a hollow threaded rod 51 arranged between the upper supporting handle 1 and the lower supporting handle 2.

In practical application, the upper opening handle 1 and the lower opening handle 2 are rotated according to different treatment positions under the action of the opening device 3, so that the upper opening handle and the lower opening handle are deflected and do not interfere with the treatment positions; then the teeth of the patient are propped open through the mutual matching between the upper propping handle 1, the lower propping handle 2 and the propping device 3; when the teeth are propped up to a certain angle, the invention is fixed by the control device 5; saliva in the patient's mouth can be sucked out through the suction device 4 during the treatment.

Referring to fig. 2, since the diseased position in the patient's mouth is not fixed, it is necessary to adjust the position and angle of the distraction according to the treatment position, which is convenient for the doctor to treat the patient; based on this, in the embodiment of the present solution, the opening device 3 includes a supporting frame 32 rotatably connected to the ends of the upper opening handle 1 and the lower opening handle 2 through an adjusting block 31, a lip opening assembly 33 is installed on the supporting frame 32, and the lip opening assembly 33 includes an arc-shaped top plate 331 rotatably connected to opposite sides of the two supporting frames 32; the expanding device 3 further comprises two extension springs 34 arranged on the outer side wall of the adjusting block 31, wherein the extension springs 34 are connected with one side of the supporting frame 32 close to the adjusting block 31 and are symmetrically distributed along the adjusting block 31, and limiting assemblies 35 are respectively arranged among the supporting frame 32, the adjusting block 31, the upper expanding handle 1 and the lower expanding handle 2 which are connected with the supporting frame 32 and the adjusting block 31; the extension springs 34 always apply a contraction force to the support frame 32 near one side of the adjusting block 31, and the contraction forces applied by the extension springs 34 on both sides of the support frame 32 are equal, so that a certain angle is maintained between the upper support frame 32 and the upper spreader handle 1 and between the lower support frame 32 and the lower spreader handle 2 in an initial state.

In a specific implementation process, when the teeth of the patient are respectively engaged on different support frames 32, the mouth of the patient is in an open state, so that the teeth of the patient can generate a certain inclination angle, and the teeth apply extrusion force to the support frames 32, so that the support frames 32 perform self-adaptive rotation under the action of the extension springs 34, the support frames 32 and the teeth of the patient are ensured to always keep the same state, and the comfort of the patient in the treatment process is improved.

Meanwhile, the upper support frame 32 and the upper support frame 1 and the lower support frame 32 and the lower support frame 2 are limited and fixed through the limiting component 35, so that the upper support frame 1 and the lower support frame 2 are prevented from rotating at will in the process of treating a patient to influence the treatment progress; when the patient's periodontal outside is ill, the patient's lips are required to be supported up, and the arc-shaped top plate 331 is supported up to a certain angle through the lip supporting assembly 33 and the patient's lips are supported up, so that the doctor can more conveniently treat the outside of the patient's teeth.

Referring to fig. 3 and fig. 4, in order to limit and fix the upper opening handle 1 and the lower opening handle 2 between the supporting frames 32 corresponding to the upper opening handle 1 and the lower opening handle respectively, in this embodiment of the present invention, a limiting component 35 is provided, specifically, the limiting component 35 includes a rectangular spring block 351, one side of the supporting frame 32 away from the adjusting block 31 is a horizontally arranged stress plate, rectangular grooves are all provided on opposite sides of the two stress plates, rectangular spring blocks 351 which are slidably connected in the rectangular grooves are installed in the rectangular grooves through a restoring spring 352, U-shaped grooves are all provided on one side end parts of the upper opening handle 1 and the lower opening handle 2, which are close to the supporting frame 32, the adjusting block 31 is rotationally connected in the U-shaped grooves, a plurality of hemispherical limiting grooves 353 distributed in a ring shape are uniformly provided on the inner wall of the U-shaped grooves, a connecting groove is provided on the outer side wall of the adjusting block 31, an ejection spring 354 is provided in the connecting groove, and a top contact block 355 which is slidably and contradicted with the hemispherical limiting grooves 353 is installed on the end part of the ejection spring 354.

Further, a rope penetrating hole sequentially penetrating through the support frame 32 and the adjusting block 31 is formed between the connecting groove and the rectangular groove, and a driving rope 356 penetrating through the rope penetrating hole is connected between the rectangular elastic block 351 and the top contact block 355.

It should be noted that, the restoring spring 352 always applies a pushing force to the rectangular elastic block 351 far from one side of the rectangular groove, the ejecting spring 354 always applies a pushing force to the ejecting contact block 355 far from one side of the rectangular elastic block 351, under the interaction of the rectangular elastic block 351 and the ejecting contact block 355, the two ends of the driving rope 356 are respectively applied with tensile forces in different directions, so that the driving rope 356 is always in a tight state, and the driving rope 356 can slide in the rope threading hole.

In addition, the top contact block 355 is contracted in the connecting groove in the initial state, but one end of the top contact block 355, which is far away from the ejection spring 354, extends out of the connecting groove, so that the protruding part of the end part thereof is slidably connected with the hemispherical limit groove 353; therefore, through the mutual matching between the top contact block 355 and the hemispherical limiting groove 353, the running matching between the adjusting block 31 and the U-shaped groove can be braked, but the limiting of the adjusting block 31 is not caused; so that the rotation of the top contact block 355 is stopped when the adjusting block 31 drives the top contact block 355 to rotate to the hemispherical limit 353, and the adjusting block 31 can still rotate when the rotating force is continuously applied to the adjusting block 31.

In the specific implementation process, the supporting frame 32 and the adjusting block 31 are integrally rotated in the U-shaped groove so as to adjust the angles between the supporting frame 32 and the upper and lower stretching handles 1 and 2; the support 32 is then placed in the patient's mouth so that the patient's teeth bite against the rectangular shaped spring 351 and exert a squeezing force thereon so that the rectangular shaped spring 351 collapses into the rectangular slot; at this time, the rectangular elastic block 351 no longer applies tension to the driving rope 356, so that the top contact block 355 extends out of the connecting groove under the action of the ejection spring 354 and abuts against the hemispherical limit groove 353, and the adjusting block 31 and the U-shaped groove can be fixed through the mutual cooperation between the top contact block 355 and the hemispherical limit groove 353; and the angles between the support frame 32 and the upper and lower stretching handles 1 and 2 are fixed, so that the positions of the upper and lower stretching handles 1 and 2 can be fixed, and the condition that the positions of the upper and lower stretching handles 1 and 2 block the vision of a doctor or cause other interference in the process of treating a patient is avoided.

Referring to fig. 5, when the patient's periodontal outside is treated, the patient's lips are required to be propped open while the patient's teeth are being propped open, but when the teeth are being propped open, the lips are tightly attached to the teeth, so as to affect the treatment, in order to improve the treatment effect, the patient's periodontal outside is exposed in the field of vision of the doctor, in the embodiment of the present scheme, the lip stretching assembly 33 further comprises an arc sliding groove formed on one side of the arc top plate 331 close to the supporting frame 32, both side walls of the arc sliding groove in the length direction are provided with locking grooves 332, the arc sliding grooves are slidably connected with arc sliding blocks 333, diamond-shaped brackets 334 which are propped against the locking grooves 332 are mounted on both sides of the arc sliding blocks 333, and support thread columns 335 which pass through the supporting frame 32 in a threaded fit manner are hinged on opposite sides of the two arc sliding blocks 333.

In the initial state, arc roof 331 is close to support frame 32 one side and support frame 32 laminating, and arc roof 331 constitutes smooth curved surface with support frame 32 one side of keeping away from regulating block 31 for arc slider 333 is located the tip that the arc sliding groove is close to regulating block 31 one side, and is close to rhombus support 334 and locking groove 332 of regulating block 31 one side and contradict each other.

It should be noted that, the diamond-shaped bracket 334 is formed by hinging a plurality of connection plates through a first torsion spring, and maintains a diamond shape when no force is applied; when the diamond-shaped bracket 334 abuts against the locking groove 332, only the supporting threaded column 335 is controlled to rotate and the arc-shaped sliding block 333 is enabled to move along the arc-shaped sliding groove to enable the arc-shaped top plate 331 to rotate to the side far away from the adjusting block 31, and at the moment, the diamond-shaped bracket 334 can be separated from the locking groove 332, so that the arc-shaped top plate 331 can be effectively prevented from tilting up from the supporting frame 32; the cross section of the arc sliding groove along the width direction is of a convex structure, so that the arc sliding block 333 is prevented from falling off from the arc sliding groove.

In the specific implementation process, the supporting thread columns 335 are rotated, the supporting thread columns 335 drive the arc slide blocks 333 to slide along the arc sliding grooves to the side far away from the adjusting blocks 31, and at this time, the arc top plate 331 is supported and has a certain angle with the supporting frame 32; then, the diamond-shaped bracket 334 on one side of the arc-shaped sliding block 333 away from the adjusting block 31 is clamped in the corresponding locking groove 332, at the moment, the angle between the arc-shaped top plate 331 and the supporting frame 32 is the largest, and the arc-shaped sliding block 333 and the arc-shaped top plate 331 can be limited and fixed through the matching between the diamond-shaped bracket 334 and the locking groove 332; the support 32 is then placed in the patient's mouth and its teeth are spread open, at which point the arched top plate 331 can spread the patient's lips open to facilitate the doctor's treatment of the affected area outside the patient's periodontal.

Referring to fig. 6 and 7, in order to keep the upper opening handle 1 and the lower opening handle 2 at a certain angle, in the specific embodiment of the present solution, the control device 5 further includes a bearing block 52 rotatably connected to the upper end of the lower opening handle 2 and far away from one side of the support frame 32 through a pin shaft, a cylindrical groove 53 is formed on the upper side of the bearing block 52, the cross section of the cylindrical groove 53 is in a convex structure, the lower end of the hollow threaded rod 51 is rotatably connected with the cylindrical groove 53, a rotation control component 54 is disposed in the inner cavity of the hollow threaded rod 51, an arc-shaped mounting hole is formed in the upper opening handle 1 in a penetrating manner, the arc-shaped mounting hole is rotationally connected with a hollow rotating block 55, the hollow threaded rod 51 penetrates through the hollow rotating block 55, and a finger ring 56 is mounted at the ends of the upper opening handle 1 and the lower opening handle 2 far away from one side of the support frame 32, and a linkage component 57 is disposed in the hollow rotating block 55, the upper opening handle 1 and the finger ring 56 connected therewith.

The lower end of the hollow threaded rod 51 is sleeved with a limiting ring, and the interaction of the limiting ring and the convex structure at the bottom of the cylindrical groove 53 can ensure that the hollow threaded rod 51 cannot be automatically separated from the cylindrical groove 53 in the use process.

In the specific implementation process, after the angles between the upper opening handle 1, the lower opening handle 2 and the supporting frames 32 respectively connected with the upper opening handle and the lower opening handle are adjusted, fingers of a doctor extend into the finger ring 56 to be matched with the linkage assembly 57, meanwhile, the supporting block 52 and the hollow rotating block 55 are matched with each other, the upper opening handle 1 and the lower opening handle 2 are adjusted to be opened to a certain angle and fixed, and the random change of the angles between the upper opening handle 1 and the lower opening handle 2 in the treatment process is prevented, so that the treatment efficiency of the doctor is influenced; during the treatment, according to the different oral treatment positions of the patient, the doctor can operate the rotary control assembly 54 to enable the hollow threaded rod 51 to rotate in the cylindrical groove 53, so as to finely adjust the angle between the upper opening handle 1 and the lower opening handle 2, and achieve the purpose of adjusting the oral opening angle of the patient.

Referring to fig. 7, 8 and 9, since a patient's mouth is opened after being opened, discomfort occurs and subconscious closure occurs, so that a doctor is required to open the patient's mouth for a long time in order to treat a diseased portion inside the patient's mouth; based on this, the linkage assembly 57 is provided in this embodiment, specifically, the linkage assembly 57 includes two rectangular mounting grooves that are formed inside the hollow rotating block 55 and symmetrically arranged along the hollow threaded rod 51, a threaded block 571 that is matched with the hollow threaded rod 51 is slidably connected in the rectangular mounting groove, two compression springs 572 are symmetrically mounted on one side of the threaded block 571 far away from the hollow threaded rod 51, two connecting holes are symmetrically formed between the hollow rotating block 55 and the upper opening handle 1 along the hollow threaded rod 51, and a through hole that is communicated with the connecting holes is formed between the upper opening handle 1 and the finger ring 56 that is connected with the upper opening handle.

Further, in this embodiment, a rebound groove 573 communicated with the through hole is provided on the inner side wall of the finger ring 56 connected with the upper opening handle 1, a pressing block 574 is slidably connected in the rebound groove 573, a rebound spring 575 is provided between the pressing block 574 and the inner side wall of the finger ring 56, a linkage rope 576 slidably connected in the through hole is provided at the bottom of the pressing block 574, and two pull ropes 577 respectively slidably connected with the threaded block 571 after passing through the connecting hole are connected to one end of the linkage rope 576 far away from the pressing block 574.

In the initial state, the compression spring 572 always applies a pushing force to the screw block 571 on the side close to the hollow threaded rod 51, and the screw block 571 is engaged with the hollow threaded rod 51; the pull rope 577 passes through the connecting hole and is arranged in the middle of the threaded block 571, and the threaded block 571 can slide to the side far away from the hollow threaded rod 51 in the rectangular mounting groove after the pull rope 577 is pulled; the rebound spring 575 always applies thrust to the pressing block 574 far away from one side of the rebound groove 573, and a limit circular plate is arranged at the bottom of the pressing block 574, so that the pressing block 574 is arranged at the top of the rebound groove 573 and cannot be separated from the rebound groove 573, and the bottom of the pressing block 574 is connected with the linkage rope 576 and then can slide in the rebound groove 573; the link rope 576 and the pull rope 577 are slidable in the through hole and the connection hole, respectively, and are always in a tightened state by the interaction of the pressing block 574 and the screw block 571.

In the specific implementation process, after the fingers of a doctor extend into the finger ring 56, the pressing block 574 is extruded, the pressing block 574 drives the linkage rope 576 to slide towards the inside of the rebound groove 573, so that the linkage rope 576 slides in the through hole, and the linkage rope 576 drives the pull rope 577 to slide in the connecting hole, and the threaded block 571 is separated from the hollow threaded rod 51 under the action of the tensile force; at this time, the hollow rotating block 55 and the threaded block 571 rotate downwards along with the upper opening handle 1, and the hollow threaded rod 51 rotates upwards along with the lower opening handle 2, so that the hollow rotating block 55 drives the threaded block 571 and the hollow threaded rod 51 to slide relatively; after the opening angle of the oral cavity of the patient is adjusted, the fingers of the doctor leave the finger ring 56, the pressing block 574 returns to the original position under the action of the elastic force of the rebound spring 575, and the linkage rope 576 and the pull rope 577 slide in the through hole and the connecting hole respectively; simultaneously, screw thread piece 571 resets under compression spring 572 effect, meshes with hollow screw thread post again, and cooperation between screw thread piece 571 and the hollow threaded rod 51 can be spacing to last struts handle 1 and lower struts handle 2, makes its open angle fixed to the angle that fixed patient's oral cavity was strutted avoids the doctor to be closed in the patient's oral cavity of treatment in-process, influences doctor's treatment progress.

Referring to fig. 10 and 11, in order to ensure that a patient can better cooperate with a doctor to complete treatment, the saliva generated in the mouth of the patient is prevented from choking the patient, and the doctor is prevented from affecting the normal treatment of the patient, so that the saliva generated in the mouth of the patient needs to be sucked out in time; based on this, in the embodiment of the present disclosure, the water absorbing device 4 includes a slide bar 41 fixedly installed in the middle of the upper side of the upper opening handle 1, a supporting circular plate 42 is installed on one side of the upper side of the slide bar 41 close to the supporting frame 32, a trapezoidal sliding groove is opened on the upper side of the slide bar 41, a sliding circular plate 43 is slidingly connected to one side of the trapezoidal sliding groove far away from the supporting frame 32, an air bag 44 is installed between the supporting circular plate 42 and the sliding circular plate 43, telescopic rods 45 symmetrically arranged along the air bag 44, and a water absorbing control assembly 46 matched with the air bag 44, and the water absorbing control assembly 46 includes a liquid absorbing pipe 461 installed in the middle of the supporting circular plate 42 and communicated with the air bag 44.

The balloon 44 used in the present embodiment is a negative pressure balloon 44, and the balloon 44 is in a vacuum state in the initial state, and negative pressure is generated when the balloon 44 communicates with the outside through the pipette 461.

In a specific implementation process, when a doctor treats a patient, one end of the liquid suction pipe 461 far away from the air bag 44 is placed in the oral cavity of the patient, so that one end of the liquid suction pipe 461 far away from the air bag 44 is positioned at a position in the oral cavity of the patient, saliva is easy to gather, after saliva is generated in the oral cavity of the patient, the doctor operates the water suction control assembly 46, so that the air bag 44 is inflated, and the saliva in the oral cavity of the patient is sucked into the air bag 44 through the liquid suction pipe 461; at the same time, the air bag 44 pushes the sliding circular plate 43 to gradually slide along the trapezoid chute to the side far away from the supporting circular plate 42 during the expansion process; after saliva in the patient's mouth is collected, the physician stops operating the water suction control assembly 46 and the bladder 44 stops sucking fluid.

Referring to fig. 11, 12 and 13, since the oral cavity of the patient needs to be opened for a long time during the treatment, saliva is always secreted, and a doctor needs to frequently help the patient clean saliva in the oral cavity, in this embodiment of the present invention, the water suction control assembly 46 further includes a tapered water suction hole 462 formed in the middle of the support circular plate 42 and communicating the air bag 44 with the pipette 461, the diameter of the tapered water suction hole 462 gradually increases from the support circular plate 42 to the sliding circular plate 43, the inner wall of the tapered water suction hole 462 is slidably abutted with a tapered blocking piece 463 attached to the inner side wall thereof, one side of the tapered blocking piece 463 away from the pipette 461 is provided with a telescopic actuating rod 464, one end of the telescopic actuating rod 464 away from the tapered blocking piece 463 rotates through the sliding circular plate 43, the axes of the tapered water suction hole 462, the tapered blocking piece 463 and the telescopic actuating rod 464 coincide, and a sealing ring is sleeved at the joint of the telescopic actuating rod 464 and the sliding circular plate 43.

Further, in the embodiment of the present disclosure, a boss 465 is sleeved on one side of the conical plugging block 463 away from the liquid suction pipe 461, a pull-back spring 466 sleeved outside the conical plugging block 463 is installed between the boss 465 and the supporting circular plate 42, two sliding rods 467 are symmetrically arranged on the outer side wall of the boss 465, a fixed circular ring 468 is installed on one side of the supporting circular plate 42 close to the sliding circular plate 43 along the conical plugging block 463 through a plurality of annularly distributed fixing rods, the fixed circular ring 468 is located outside the boss 465, sliding grooves 469 corresponding to the sliding rods 467 in position and in sliding connection are formed in the fixed circular ring 468, and baffle plates 470 are arranged at two ends of the sliding grooves 469; the distance between the two sides of the sliding groove 469 and the supporting circular plate 42 is greater than the distance between the middle of the sliding groove 469 and the supporting circular plate 42, so that the sliding groove 469 has an arc-shaped structure.

The pull-back spring 466 is rotatably connected to the boss 465, and when the boss 465 rotates, the pull-back spring 466 does not rotate, and the pull-back spring 466 always applies a contraction force to the boss 465 near the support circular plate 42; the two adjacent telescopic joints of the telescopic actuating rod 464 can only slide relatively and cannot rotate relatively; the sealing ring sleeved between the telescopic actuating rod 464 and the sliding circular plate 43 can ensure that the air bag 44 cannot leak air when the telescopic actuating rod 464 rotates; the tapered blocking piece 463 can block the tapered water absorbing hole 462 when the sliding bar 467 is in the middle of the sliding groove 469, and the tapered blocking piece 463 is completely separated from the tapered water absorbing hole 462 when the sliding groove 469 is close to the baffle 470.

In the specific implementation process, a doctor rotates the telescopic actuating rod 464 to drive the conical blocking block 463 to rotate, the boss 465 sleeved on the conical blocking block 463 rotates along with the conical blocking block 463 to drive the sliding rod 467 arranged on the outer side wall of the boss 465 to rotate in the sliding groove 469, at this time, the conical blocking block 463 gradually rotates out of the conical water absorbing hole 462, and when the sliding rod 467 contacts with the baffle 470, the conical blocking block 463 is completely separated from the conical water absorbing hole 462, so that the conical water absorbing hole 462 is opened, and the air bag 44 sucks saliva in the oral cavity of the patient through the liquid absorbing pipe 461; then the doctor releases the telescopic actuating rod 464 by fingers, and under the cooperation of the sliding rod 467 and the sliding groove 469, the pull-back spring 466 drives the boss 465 to rotate towards the side close to the supporting circular plate 42, so that the conical plugging block 463 rotates to plug the conical water absorbing hole 462, and the air bag 44 stops absorbing liquid.

In the process of treating the patient, a doctor can intermittently repeat the steps according to the needs, so that saliva in the oral cavity of the patient is intermittently sucked out rapidly, the saliva is prevented from being choked to hurt the patient, the doctor treatment progress cannot be influenced in the process of sucking the saliva, and the waste and discomfort of the patient caused by the fact that the conventional water suction device 4 is required to be placed in the oral cavity of the patient all the time can be effectively avoided.

After the treatment of the patient is completed, saliva in the air bag 44 is discharged by pushing the telescopic actuating rod 464, and the inside of the air bag 44, the liquid suction pipe 461, the supporting frame 32 adjusting block 31 and the like are sufficiently sterilized, so that cross infection is avoided.

Embodiment two:

referring to fig. 14 and 15, in order to enable a doctor to finely adjust the opening angle of the oral cavity of a patient according to the treatment requirement in the treatment process on the basis of the first embodiment, in the specific embodiment of the present invention, a rotation control assembly 54 is provided, the rotation control assembly 54 includes a plurality of gear grooves 541 which are annularly distributed and are formed on the inner side wall of a cylindrical groove 53, two rectangular mounting holes 542 are symmetrically formed on the lower side wall of a hollow threaded rod 51 along the axis thereof, a control bar 543 is hinged on the inner wall of the rectangular mounting hole 542 through a torsion spring, a rectangular accommodating hole is formed in the middle portion of the hollow threaded rod 51 and along the axis direction thereof, a rectangular rod 544 is slidably connected in the rectangular accommodating hole, a triangular ejector block 545 is mounted at the bottom of the rectangular rod 544, two inclined surfaces at the bottom of the triangular ejector block 545 are slidably connected with the ends of the control bar 543 respectively, an anti-slip knob 546 is mounted between the anti-slip knob 546 and the hollow threaded rod 51 after passing through the rectangular accommodating hole, and a push spring 547 is sleeved outside the rectangular rod 544.

It should be noted that, the rectangular mounting hole 542 does not limit the rotation of the control bar 543, and the portion of the control bar 543 located outside the hollow threaded rod 51 is completely separated from the gear groove 541 after rotation; when the external force is not applied, the control bar 543 keeps horizontal under the action of the second torsion spring, and one end of the control bar 543 away from the axis of the hollow threaded rod 51 is in sliding contact with the gear groove 541, so that the hollow threaded rod 51 is limited to rotate in the cylindrical groove 53; the top extension spring 547 always applies a pushing force to the anti-slip knob 546 on the side away from the hollow threaded rod 51.

In the specific implementation process, when a doctor needs to slightly adjust the opening angle of the oral cavity of the patient, the anti-slip knob 546 is pressed, so that the control rod drives the triangular ejector block 545 to squeeze the control rod 543, and the control rod 543 is turned over to a certain angle towards one side close to the lower opening handle 2, so that the control rod 543 is separated from the gear groove 541; at this time, the anti-slip knob 546 is kept to be pressed and rotated continuously, the hollow threaded rod 51 is driven to rotate, and the angle between the upper opening handle 1 and the lower opening handle 2 is adjusted under the mutual matching of the hollow threaded rod 51 and the threaded block 571, so that the opening angle of the oral cavity of the patient is adjusted; after fine adjustment is completed, after the anti-slip knob 546 is loosened, the top extension spring 547 pushes the anti-slip knob 546 to move to one side far away from the hollow threaded rod 51, so as to drive the rectangular rod 544 to slide upwards, and the triangular top block 545 is separated from the control strip 543; meanwhile, the control bar 543 slides against the gear groove 541 again under the action of the second torsion spring, so as to limit the hollow threaded rod 51 from automatically rotating.

In the treatment process, doctors can repeatedly operate the steps according to the treatment requirement, slightly adjust the opening angle of the oral cavity of the patient so as to better spread the treatment on the patient, improve the treatment efficiency and avoid time waste when adjusting the opening angle of the oral cavity of the patient.

When in operation, the device comprises: firstly, a doctor rotates a support frame 32 and an adjusting block 31 in a U-shaped groove integrally according to the diseased position in the oral cavity of a patient, and adjusts the angles between the support frame 32 and the upper and lower stretching handles 1 and 2; the support 32 is then placed in the patient's mouth so that the patient's teeth bite against the rectangular shaped spring 351 and exert a squeezing force thereon so that the rectangular shaped spring 351 collapses into the rectangular slot; simultaneously, the top contact block 355 stretches out from the connecting groove under the action of the ejection spring 354 and abuts against the hemispherical limit groove 353, and the adjusting block 31 and the U-shaped groove are fixed through the mutual matching between the top contact block 355 and the hemispherical limit groove 353, so that the angle between the supporting frame 32 and the upper supporting handle 1 and the angle between the supporting frame and the lower supporting handle 2 are fixed.

And a second step of: then, after the fingers of a doctor extend into the finger ring 56, the pressing block 574 is extruded, the pressing block 574 drives the linkage rope 576 to slide towards the inside of the rebound groove 573, so that the linkage rope 576 slides in the through hole, the linkage rope 576 drives the pull rope 577 to slide in the connecting hole, and the threaded block 571 is separated from the hollow threaded rod 51 under the action of tensile force; at this time, the doctor presses the upper opening handle 1 downwards with fingers, and adjusts the opening angle of the oral cavity of the patient; when the opening angle of the oral cavity of the patient meets the treatment requirement, the fingers of the doctor leave the finger ring 56, and the pressing block 574 is restored to the original position under the action of the elastic force of the rebound spring 575; simultaneously, the screw thread piece 571 is reset under the action of the compression spring 572 and is meshed with the hollow screw thread post again, so that the opening angle of the oral cavity of the patient is fixed.

And a third step of: when a doctor treats a patient, one end of the liquid suction pipe 461 far away from the air bag 44 is placed in the oral cavity of the patient, so that one end of the liquid suction pipe 461 far away from the air bag 44 is positioned at a position in the oral cavity of the patient, wherein saliva is easy to collect; after saliva is generated in the oral cavity of a patient, a doctor rotates the telescopic actuating rod 464 to enable the telescopic actuating rod 464 to drive the conical plugging block 463 to rotate, a boss 465 sleeved on the conical plugging block 463 rotates along with the conical plugging block 463, and further a sliding rod 467 arranged on the outer side wall of the boss 465 is driven to rotate in the sliding groove 469; at this time, the tapered blocking piece 463 is gradually unscrewed from the tapered water absorbing hole 462, so that the tapered water absorbing hole 462 is opened, the air bag 44 generates negative pressure, and saliva in the mouth of the patient is sucked out through the pipette 461; then the doctor releases the telescopic actuating rod 464 by fingers, and under the cooperation of the sliding rod 467 and the sliding groove 469, the pull-back spring 466 drives the boss 465 to rotate towards the side close to the supporting circular plate 42, so that the conical plugging block 463 rotates to plug the conical water absorbing hole 462, and the air bag 44 stops absorbing liquid.

Fourth step: when a doctor needs to slightly adjust the opening angle of the oral cavity of the patient, the control rod drives the triangular ejector block 545 to move downwards through the anti-slip knob 546 and squeeze the control rod 543, and the control rod 543 is turned over and separated from the gear groove 541; at this time, the anti-slip knob 546 is kept to be pressed and rotated continuously, the hollow threaded rod 51 is driven to rotate, and the angle between the upper opening handle 1 and the lower opening handle 2 is adjusted under the mutual matching of the hollow threaded rod 51 and the threaded block 571, so that the opening angle of the oral cavity of the patient is adjusted; after fine adjustment is completed, the anti-slip knob 546 is loosened, and the top extension spring 547 pushes the anti-slip knob 546, the rectangular rod 544 and the triangular top block 545 to integrally move to the upper side, so that the control bar 543 slides against the gear groove 541 again under the action of the second torsion spring, and further, the hollow threaded rod 51 is limited to automatically rotate.

Fifth step: when a doctor needs to treat the periodontal outer side of a patient, before the patient's teeth are spread, the supporting thread columns 335 are rotated, the arc-shaped sliding blocks 333 are driven by the supporting thread columns 335 to slide along the arc-shaped sliding grooves to the side far away from the adjusting blocks 31, and at the moment, the arc-shaped top plates 331 are spread up and have a certain angle with the supporting frames 32; at this time, the angle between the arc-shaped top plate 331 and the supporting frame 32 is the largest, then the supporting frame 32 is placed in the oral cavity of the patient and the teeth of the patient are opened, and at this time, the arc-shaped top plate 331 can open the lips of the patient so that a doctor can treat the diseased part on the outer side of the periodontal of the patient.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (9)

1. The utility model provides an auxiliary tool for treating periodontal disease, includes to prop up handle (1) and lower prop up handle (2) through round pin axle pivoted connection, and the tip that goes up prop up handle (1) and lower prop up handle (2) all is provided with strutting arrangement (3), its characterized in that: strutting arrangement (3) are including rotating support frame (32) of connecting at last strutting handle (1) and lower strutting handle (2) tip through regulating block (31), install lip on support frame (32) and strut subassembly (33), lip struts subassembly (33) including rotating arc roof (331) of connecting at two support frames (32) opposite sides, go up strutting handle (1) upside and be provided with water absorbing device (4), go up strutting handle (1) and be provided with controlling means (5) down between strutting handle (2), controlling means (5) are including setting up hollow threaded rod (51) between last strutting handle (1) and lower strutting handle (2), wherein:

The water sucking device (4) comprises a slide bar (41) fixedly arranged at the middle part of the upper side of the upper opening handle (1), a supporting circular plate (42) is arranged at one side, close to the supporting frame (32), of the upper side of the slide bar (41), a trapezoid sliding chute is formed in the upper side of the slide bar (41), a sliding circular plate (43) is slidably connected to one side, far away from the supporting frame (32), of the trapezoid sliding chute, an air bag (44) is arranged between the supporting circular plate (42) and the sliding circular plate (43), telescopic rods (45) symmetrically arranged along the air bag (44) and a water sucking control assembly (46) matched with the air bag (44), and the water sucking control assembly (46) comprises a liquid sucking pipe (461) arranged at the middle part of the supporting circular plate (42) and communicated with the air bag (44).

2. An oral periodontal treatment aid according to claim 1, wherein: the opening device (3) further comprises two extension springs (34) arranged on the outer side wall of the adjusting block (31), the extension springs (34) are connected with one side, close to the adjusting block (31), of the supporting frame (32) and are symmetrically distributed along the adjusting block (31), and limiting assemblies (35) are respectively arranged between the supporting frame (32), the adjusting block (31) and the upper opening handle (1) and the lower opening handle (2) which are connected with the adjusting block.

3. An oral periodontal treatment aid according to claim 2, wherein: the limiting component (35) comprises rectangular elastic blocks (351), one side, far away from the fixed circular plate, of the supporting frame (32) is provided with horizontally arranged stress plates, rectangular grooves are formed in opposite sides of the two stress plates, the rectangular elastic blocks (351) which are connected in the rectangular grooves in a sliding mode are installed in the rectangular grooves through restoring springs (352), U-shaped grooves are formed in the ends, close to the supporting frame (32), of the upper supporting handle (1) and the lower supporting handle (2), U-shaped grooves are formed in the ends, close to the supporting frame (32), of the upper supporting handle, adjusting blocks (31) are rotatably connected in the U-shaped grooves, a plurality of hemispherical limiting grooves (353) which are distributed in an annular mode are uniformly formed in the inner walls of the U-shaped grooves, connecting grooves are formed in the outer side walls of the adjusting blocks (31), and ejector springs (354) are arranged in the connecting grooves, and the end parts of the ejector springs (354) are provided with ejector blocks (355) which are in sliding contact with the hemispherical limiting grooves (353).

A rope penetrating hole sequentially penetrating through the supporting frame (32) and the adjusting block (31) is formed between the connecting groove and the rectangular groove, and a transmission rope (356) penetrating through the rope penetrating hole is connected between the rectangular elastic block (351) and the top contact block (355).

4. An oral periodontal treatment aid according to claim 1, wherein: the lip opening assembly (33) further comprises arc sliding grooves formed in one side of the arc top plate (331) close to the support frame (32), locking grooves (332) are formed in two side walls of the arc sliding grooves in the length direction, arc sliding blocks (333) are connected in a sliding mode in the arc sliding grooves, diamond-shaped supports (334) which are in contact with the locking grooves (332) are arranged on two sides of each arc sliding block (333), and supporting threaded columns (335) penetrating through the support frame (32) in a threaded fit mode are hinged to opposite sides of the two arc sliding blocks (333);

the diamond-shaped support (334) is formed by hinging a plurality of connecting plates through a first torsion spring, and the diamond-shaped support is kept when no stress is applied.

5. An oral periodontal treatment aid according to claim 1, wherein: the control device (5) further comprises a bearing block (52) which is rotationally connected to the upper end of the lower supporting handle (2) through a pin shaft and is far away from one side of the supporting frame (32), a cylindrical groove (53) is formed in the upper side of the bearing block (52), the cross section of the cylindrical groove (53) is of a convex structure, the lower end of the hollow threaded rod (51) is rotationally connected with the cylindrical groove (53), a rotary control assembly (54) is arranged in an inner cavity of the hollow threaded rod (51), an arc-shaped mounting hole is formed in the upper supporting handle (1) in a penetrating mode, the hollow rotating block (55) is rotationally connected in the arc-shaped mounting hole, the hollow threaded rod (51) penetrates through the hollow rotating block (55), and a ring (56) is arranged at the end portion, far away from one side of the supporting frame (32), of the upper supporting handle (1) and the lower supporting handle (2), and a linkage assembly (57) is arranged in the ring (56) which is connected with the upper supporting handle (1).

6. The oral periodontal treatment aid of claim 5, wherein: the linkage assembly (57) comprises two rectangular mounting grooves which are formed in the hollow rotating block (55) and symmetrically distributed along the hollow threaded rod (51), threaded blocks (571) matched with the hollow threaded rod (51) are connected in the rectangular mounting grooves in a sliding mode, two compression springs (572) are symmetrically arranged on one side, far away from the hollow threaded rod (51), of the threaded blocks (571), two connecting holes are symmetrically formed between the hollow rotating block (55) and the upper opening handle (1) along the hollow threaded rod (51), and through holes communicated with the connecting holes are formed between the upper opening handle (1) and a finger ring (56) connected with the upper opening handle;

rebound grooves (573) communicated with the through holes are formed in the inner side walls of the finger rings (56) connected with the upper opening handles (1), pressing blocks (574) are connected in the rebound grooves (573) in a sliding mode, rebound springs (575) are arranged between the pressing blocks (574) and the inner side walls of the finger rings (56), linkage ropes (576) which are connected in the through holes in a sliding mode are arranged at the bottoms of the pressing blocks (574), and one ends, far away from the pressing blocks (574), of the linkage ropes (576) are connected with two pull ropes (577) which are connected with the threaded blocks (571) after respectively sliding through the connecting holes.

7. The oral periodontal treatment aid of claim 5, wherein: the rotation control assembly (54) comprises a plurality of annular gear grooves (541) formed in the inner side wall of the cylindrical groove (53), two rectangular mounting holes (542) are symmetrically formed in the lower side wall of the hollow threaded rod (51) along the axis of the hollow threaded rod, a control bar (543) is hinged to the inner wall of the rectangular mounting hole (542) through a second torsion spring, one end, far away from the axis of the hollow threaded rod (51), of the control bar (543) is in sliding contact with the gear grooves (541), a rectangular accommodating hole is formed in the middle of the hollow threaded rod (51) and along the axis direction of the hollow threaded rod, a rectangular rod (544) is connected in a sliding mode in the rectangular accommodating hole, a triangular ejector block (545) is mounted at the bottom of the rectangular rod (544), two inclined faces of the bottom of the triangular ejector block (545) are respectively connected with the end portions of the control bar (543) in a sliding mode, an anti-slip knob (546) is mounted after the upper end of the rectangular rod (544) penetrates through the rectangular accommodating hole, and a sleeve is mounted between the anti-slip knob (546) and the hollow threaded rod (51) and an external ejector spring (547) is sleeved on the rectangular rod (547).

8. An oral periodontal treatment aid according to claim 1, wherein: the water absorption control assembly (46) further comprises a conical water absorption hole (462) which is formed in the middle of the supporting circular plate (42) and is communicated with the air bag (44) and the liquid absorption pipe (461), the diameter of the conical water absorption hole (462) is gradually increased from the supporting circular plate (42) to the sliding circular plate (43), the inner wall of the conical water absorption hole (462) is in sliding butt joint with a conical blocking block (463) which is attached to the inner side wall of the conical water absorption hole, one side, far away from the liquid absorption pipe (461), of the conical blocking block (463) is provided with a telescopic actuating rod (464), one end, far away from the conical blocking block (463), of the telescopic actuating rod (464) rotates to penetrate through the sliding circular plate (43), the axes of the conical water absorption hole (462), the conical blocking block (463) and the telescopic actuating rod (464) are overlapped, and a sealing ring is sleeved at the joint of the telescopic actuating rod (464) and the sliding circular plate (43).

9. The oral periodontal treatment aid of claim 8, wherein: one side of the conical plugging block (463) far away from the liquid suction pipe (461) is sleeved with a boss (465), a pull-back spring (466) sleeved outside the conical plugging block (463) is arranged between the boss (465) and the supporting circular plate (42), two sliding rods (467) are symmetrically arranged on the outer side wall of the boss (465), a fixed circular ring (468) is arranged on one side of the supporting circular plate (42) close to the sliding circular plate (43) along the conical plugging block (463) through a plurality of annularly distributed fixed rods, the fixed circular ring (468) is positioned on the outer side of the boss (465), sliding grooves (469) which correspond to the sliding rods (467) in position and are in sliding connection are formed in the fixed circular ring (468), and baffle plates (470) are arranged at two ends of each sliding groove (469);

The distance between the two sides of the sliding groove (469) and the supporting circular plate (42) is larger than the distance between the middle part of the sliding groove (469) and the supporting circular plate (42), so that the sliding groove (469) is of an arc-shaped structure.