CN218128798U

CN218128798U - Mouth opening device for oral surgery

Info

Publication number: CN218128798U
Application number: CN202221985811.8U
Authority: CN
Inventors: 王优; 程波
Original assignee: Zhongnan Hospital of Wuhan University
Current assignee: Zhongnan Hospital of Wuhan University
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-12-27
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a prop mouthpart for oral surgery, belong to the medical auxiliary instrument field, including the boss fixing base, the top surface of boss fixing base is equipped with props a mouthful mechanism, prop a mouthful mechanism and include the support column, two-way lead screw, driving motor, L type regulation pole and arc prop mouthpart, the boss fixing base of setting, the accessible screw will prop a mouthful mechanism and fix on the desktop, and the mouth mechanism that props that sets up on the boss fixing base, the doctor is when examining patient's oral cavity, can overlap disposable facing to the arc and prop the mouthpart on, let the patient bite the arc of symmetry from top to bottom prop the disposable facing on the mouthpart afterwards, it is rotatory through the two-way lead screw of driving motor drive, and drive L type regulation pole through the connecting block and reciprocate, with this distance between the mouthpart is propped to the regulator arc, thereby can adjust the expansion size of doctor oral cavity when examining patient's oral cavity according to the size adaptability of patient's oral cavity, and then conveniently trade the patient and use when the inspection.

Description

Mouth-opening device for oral surgery

Technical Field

The utility model relates to the field of medical auxiliary instruments, in particular to a mouth-opening device for oral surgery.

Background

When people need go to the hospital to inspect and treat because of the oral cavity problem, the doctor can require that the patient opens big mouth and cooperate the doctor to inspect, however, in case the patient mouth opens the time after overlength, the muscle of its chin group both sides is sour easily, leads to needing intermittent stop to have a rest in the in-process of inspection, consequently can carry out better inspection to the oral cavity in order to ensure that the doctor to the patient, so the oral cavity of patient is supported to the mouth gag that so can use oral surgery to use when the patient is treated. However, the existing mouth-opening device for oral surgery cannot effectively adjust the expansion size of the oral cavity of a patient during examination according to the size of the oral cavity of the patient during use, so that inconvenience is caused when the mouth-opening device is used by the patient.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a mouth-opening device for oral surgery, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the utility model provides a prop mouthpart for oral surgery, includes the boss fixing base, the top surface of boss fixing base is equipped with props a mouthful mechanism, prop a mouthful mechanism and include that support column, two-way lead screw, driving motor, L type adjust the pole and the arc props mouthpart, support column fixed connection is on the top surface of boss fixing base, and two-way lead screw through the inside at the dwang swing joint at upper and lower both ends at the support column, driving motor fixed connection is at the top surface of support column, and driving motor's output and dwang fixed connection, two the connecting block that passes through the left end respectively of L type regulation pole carries out swing joint with two-way lead screw, and the connecting block carries out swing joint with the support column through the spacing slider of both sides, the arc props mouthpart fixed connection and adjusts the right-hand member rear side of pole at L type.

Preferably, the four sides of the top surface of the boss fixing seat are respectively provided with a fixing hole, and a screw is inserted into the hole of the fixing hole.

Preferably, the support column is fixedly mounted on the top surface of the boss fixing seat, an inner cavity is formed in the support column, limiting sliding grooves are formed in the front side and the rear side of the inner cavity wall of the inner cavity, mounting holes are formed in the upper end and the lower end of the support column respectively and are communicated with the inner cavity, a rotating bearing is fixedly mounted in each mounting hole, a set of vertical adjusting ports which are symmetrical up and down are further formed in the right side wall of the support column, and the adjusting ports are communicated with the inner cavity.

Preferably, two-way lead screw is located the inner chamber, and the upper and lower both ends of two-way lead screw fixed mounting respectively has the dwang, the dwang is in rolling bearing's axle with the mode fixed mounting that alternates, driving motor fixed mounting is on the top surface of support column, and the dwang fixed mounting of driving motor's output and two-way lead screw upper end installation is in the same place.

Preferably, two the left end of L type regulation pole is fixed mounting respectively has the connecting block, and the top surface of connecting block sets up threaded hole, the connecting block carries out threaded connection through screw hole and two-way lead screw, and the L type regulation pole passes and adjusts the mouth, respectively fixed mounting has limiting slide block on the lateral wall of both sides around the connecting block, and limiting slide block movable mounting is in spacing spout.

Preferably, the rear side of the right end of the L-shaped adjusting rod is also fixedly provided with an arc mouth opening device, and the arc mouth opening device is nested with a disposable tooth socket.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, the boss fixing base of setting, the accessible screw will prop a mouthful mechanism and fix on the desktop, and the mouth mechanism that props that sets up on the boss fixing base, the doctor is when examining patient's oral cavity, can be in advance with disposable facing cover to arc prop mouthful ware on, let the patient bite the arc of upper and lower symmetry afterwards prop the disposable facing cover on the mouth ware, it is rotatory through the two-way lead screw of driving motor drive after that, and it reciprocates to drive L type regulation pole through the connecting block, adjust the distance between the mouth ware with this to adjust quick-witted arc, thereby can adjust the expansion size of doctor oral cavity when examining patient's oral cavity according to the size adaptability in patient's oral cavity, and then conveniently trade the patient and use when the inspection.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the boss fixing base of the present invention;

FIG. 3 is a schematic sectional view of the support pillar of the present invention;

fig. 4 is a schematic view of the structure split of the opening supporting mechanism of the present invention.

In the figure: 1. a boss fixing seat; 2. a mouth bracing mechanism; 3. a fixing hole; 4. a screw; 5. a support pillar; 6. an inner cavity; 7. a limiting chute; 8. mounting holes; 9. rotating the bearing; 10. an adjustment port; 11. a bidirectional screw rod; 12. rotating the rod; 13. a drive motor; 14. an L-shaped adjusting rod; 15. connecting blocks; 16. a threaded hole; 17. a limiting slide block; 18. an arc-shaped mouth opener; 19. a disposable tooth socket.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-4, a mouth supporting device for oral surgery, including a boss fixing base 1, the top surface of the boss fixing base 1 is provided with a mouth supporting mechanism 2, the mouth supporting mechanism 2 includes a supporting column 5, a bidirectional screw rod 11, a driving motor 13, an L-shaped adjusting rod 14 and an arc mouth supporting device 18, the supporting column 5 is fixedly connected to the top surface of the boss fixing base 1, the bidirectional screw rod 11 is movably connected to the inside of the supporting column 5 through rotating rods 12 at the upper and lower ends, the driving motor 13 is fixedly connected to the top surface of the supporting column 5, the output end of the driving motor 13 is fixedly connected to the rotating rods 12, the two L-shaped adjusting rods 14 are movably connected to the bidirectional screw rod 11 through connecting blocks 15 at the left end, the connecting blocks 15 are movably connected to the supporting column 5 through limiting sliders 17 at both sides, and the arc mouth supporting device 18 is fixedly connected to the rear side of the right end of the L-shaped adjusting rod 14.

As shown in fig. 2-4, in this embodiment, in order to facilitate the doctor to expand the oral cavity of the patient during the examination of the oral cavity of the patient by the mouth-stretching mechanism 2, four sides of the top surface of the boss fixing base 1 are respectively provided with fixing holes 3, screws 4 are inserted into the holes of the fixing holes 3, the supporting column 5 is fixedly mounted on the top surface of the boss fixing base 1, an inner cavity 6 is formed inside the supporting column 5, the front and rear sides of the inner wall of the inner cavity 6 are respectively provided with a limiting chute 7, the upper and lower ends of the supporting column 5 are respectively provided with mounting holes 8, the mounting holes 8 are communicated with the inner cavity 6, a rotating bearing 9 is fixedly mounted in the hole of the mounting hole 8, a set of vertical adjusting ports 10 which are vertically symmetrical is further formed on the right side wall of the supporting column 5, the adjusting ports 10 are communicated with the inner cavity 6, and the bidirectional screw 11 is located in the inner cavity 6, the upper end and the lower end of a bidirectional screw rod 11 are respectively and fixedly provided with a rotating rod 12, the rotating rods 12 are fixedly arranged in a shaft of a rotating bearing 9 in an inserting mode, a driving motor 13 is fixedly arranged on the top surface of a supporting column 5, the output end of the driving motor 13 is fixedly arranged together with the rotating rod 12 arranged at the upper end of the bidirectional screw rod 11, the left ends of two L-shaped adjusting rods 14 are respectively and fixedly provided with a connecting block 15, the top surface of the connecting block 15 is provided with a threaded hole 16, the connecting block 15 is in threaded connection with the bidirectional screw rod 11 through the threaded hole 16, the L-shaped adjusting rods 14 pass through adjusting openings 10, the front side wall and the rear side wall of each connecting block 15 are respectively and fixedly provided with a limiting slide block 17, the limiting slide blocks 17 are movably arranged in limiting slide grooves 7, the rear side of the right end of each L-shaped adjusting rod 14 is also fixedly provided with an arc-shaped mouth opener 18, and disposable tooth sockets 19 are nested on the arc-shaped mouth openers 18;

the operation of the mouth-opening mechanism 2 is as follows: firstly, inserting screws 4 into fixing holes 3 formed on the top surface of a boss fixing seat 1, installing the boss fixing seat 1 on a desktop of a doctor for sitting diagnosis through the screws 4, when the doctor needs to check the oral cavity of a patient, nesting disposable tooth sockets 19 on arc mouth supporting devices 18, and allowing the patient to bite symmetrical arc mouth supporting devices 18 from the rear sides of the arc mouth supporting devices 18, and avoiding poor infection after the patient uses the arc mouth supporting devices 18 by replacing the disposable tooth sockets 19 each time, at the moment, the upper jaw of the patient is positioned on the top surface of the arc mouth supporting device 18 above, the lower jaw of the patient is positioned on the bottom surface of the arc mouth supporting device 18 below, then, starting a power supply of a driving motor 13 arranged on the top surface of a supporting column 5, the driving motor 13 drives an output end to rotate, the output end drives rotating rods 12 at the upper end and the lower end of a bidirectional screw rod 11 to rotate in the shafts of rotating bearings 9 arranged in installing holes 8 formed on the upper end and the lower end of the supporting column 5, the rotating rod 12 drives the two-way screw rod 11 to rotate in the inner cavity 6 formed in the supporting column 5, at this time, because the two L-shaped adjusting rods 14 are respectively in threaded connection with the two-way screw rod 11 through the threaded holes 16 formed in the top surface of the connecting block 15 installed at the left end, the two-way screw rod 11 will make opposite movement operations on the two-way screw rod 11 through the threaded holes 16 after rotating, and in the moving process, the limiting sliders 17 installed at the front and rear sides of the connecting block 15 will slide in the limiting chutes 7 formed in the inner cavity 6, at the same time, the connecting block 15 will drive the L-shaped adjusting rods 14 to move in the adjusting ports 10 formed at the right side of the supporting column 5, and after making opposite movement operations, the L-shaped adjusting rods 14 will drive the arc-shaped mouth opener 18 to make opposite movement operations together, the distance between the arc mouth supporting devices 18 which are symmetrical up and down is enlarged, and the patient bites the symmetrical arc mouth supporting devices 18, so that the distance between the symmetrical arc mouth supporting devices 18 enlarges the oral cavity of the patient in the changing process, and the driving motor 13 is closed after the distance is expanded to a certain degree, thereby facilitating the expansion of the oral cavity of the patient when the patient is examined.

In conclusion, the present invention has been described in detail with reference to the preferred embodiments, but various modifications can be made without departing from the scope of the present invention, and equivalents may be substituted for elements thereof, or equivalent substitutions may be made for some technical features thereof, all of which are within the spirit and principle of the present invention.

Claims

1. A prop mouthpart for oral surgery, includes boss fixing base (1), its characterized in that: the top surface of boss fixing base (1) is equipped with props a mouthful mechanism (2), prop a mouthful mechanism (2) including support column (5), two-way lead screw (11), driving motor (13), L type regulation pole (14) and arc and prop mouthpart (18), support column (5) fixed connection is on the top surface of boss fixing base (1), and two-way lead screw (11) through dwang (12) swing joint at upper and lower both ends in the inside of support column (5), driving motor (13) fixed connection is at the top surface of support column (5), and the output and dwang (12) fixed connection of driving motor (13), two the L type is adjusted connecting block (15) through the left end respectively of pole (14) and is carried out swing joint with two-way lead screw (11), and connecting block (15) carry out swing joint through spacing slider (17) and support column (5) of both sides, the arc props mouthpart (18) fixed connection and is in the right-hand member rear side of L type regulation pole (14).

2. An oral stretcher for use in oral surgery as recited in claim 1, wherein: the four sides of the top surface of the boss fixing seat (1) are respectively provided with a fixing hole (3), and a screw (4) is arranged in the hole of the fixing hole (3) in an inserting mode.

3. The mouth gag for oral surgery of claim 2, characterized by: support column (5) fixed mounting is on the top surface of boss fixing base (1), and inner chamber (6) have been seted up to the inside of support column (5), spacing spout (7) have been seted up respectively to both sides around the cavity inner wall of inner chamber (6), mounting hole (8) have been seted up respectively at the upper and lower both ends of support column (5), and mounting hole (8) and inner chamber (6) communicate each other, the downthehole fixed mounting of mounting hole (8) has rolling bearing (9), still set up vertical regulation mouth (10) of a set of longitudinal symmetry on the right side wall of support column (5), and adjust mouth (10) and inner chamber (6) and communicate each other.

4. An oral stretcher for use in oral surgery as recited in claim 3, wherein: two-way lead screw (11) are located inner chamber (6), and the upper and lower both ends difference fixed mounting of two-way lead screw (11) has dwang (12), dwang (12) are in the axle of rolling bearing (9) with the mode fixed mounting that alternates, driving motor (13) fixed mounting is on the top surface of support column (5), and the dwang (12) fixed mounting of the output of driving motor (13) and two-way lead screw (11) upper end installation is in the same place.

5. An oral stretcher for oral surgery according to claim 4, characterized in that: two the left end of L type regulation pole (14) is fixed mounting respectively has connecting block (15), and threaded hole (16) are seted up to the top surface of connecting block (15), threaded connection is carried out through threaded hole (16) and two-way lead screw (11) in connecting block (15), and L type regulation pole (14) pass regulation mouth (10), fixed mounting respectively has limiting slide block (17) on the both sides lateral wall around connecting block (15), and limiting slide block (17) movable mounting is in spacing spout (7).

6. An oral stretcher for use in oral surgery as recited in claim 5, wherein: the rear side of the right end of the L-shaped adjusting rod (14) is also fixedly provided with an arc mouth supporting device (18), and the arc mouth supporting device (18) is nested with a disposable tooth socket (19).