Mouth opening trainer for perioral burn patient

Abstract

The utility model discloses a mouth-opening training device for patients with perioral burns, which relates to the technical field of rehabilitation training appliances and comprises a casing, a mouth-opening occlusion mechanism and a mouth-opening training device. The opening occlusion mechanism comprises a first transverse supporting plate, a second transverse supporting plate, an upper occlusion plate and a lower occlusion plate which are arranged on one side of the machine shell in an opposite sliding mode through lead screws. And a hammering ball of the perioral external training mechanism is used for performing hammering training on perioral external muscles. According to the utility model, the mouth opening occlusion mechanism is arranged to carry out mouth opening training treatment on a patient with burn around the mouth, and the upper occlusion plate and the lower occlusion plate can be driven to move in opposite directions through the lead screw, so that the distance between the occlusion plates can be adjusted, and the occlusion training use treatment of different opening sizes can be met; meanwhile, when the lead screw drives the upper biteplate and the lower biteplate to move up and down in a reciprocating manner, the mouth opening training treatment can be electrically controlled.

Description

Technical Field

[0001] The utility model relates to the technical field of rehabilitation training tools, in particular to a mouth opening training device for patients with perioral burns. Background Art

[0002] Patients in the Department of Dentistry often have problems such as ankylosis in the temporomandibular joint caused by arthroplasty, submucosal fibrosis caused by lichen planus in the cheek, and muscle contracture during the healing of the cheek incision. The above problems may cause the patient to have severe mouth opening restriction, so that the patient needs to undergo mouth opening training to restore the degree of oral opening to meet the requirements of daily life. The mouth opening trainer equipment is a medical auxiliary technology device. In clinical work, maxillofacial surgery patients need to undergo mouth opening training after surgery. The common mouth opening trainers on the market often require the assistance of medical staff or the patient's family members to use, and are inconvenient.

[0003] The prior art application number is 202320786709.3, which is an opening trainer that can exercise the muscles around the mouth. The outer flexible layer can better reduce the damage to the tooth tissue and protect the soft tissue in the mouth; the air cushion type can be placed for patients with smaller mouth opening and more stringent conditions; according to the patient's own situation, the air valve can be adjusted by the patient to control the size of the air cushion, so as to achieve the purpose of mouth opening training; it can stretch the muscles on both sides at the same time and exercise the muscles on both sides of the mouth; it is small in size and easy to carry; there is also a self-adjustable opening trainer with the prior art application number 202023281987.9, in which the first card groove at the bottom end of the fixed block limits the threaded rod, and the sleeve drives the lower support rod to move up and down, and the sliding connection between the lower support rod and the second slide groove limits the lower support rod, thereby realizing the precise up and down movement of the lower bite plate, and it is easy to use.

[0004] However, in actual practice, only the inner part of the perioral area can be trained for opening, and it is difficult to train the muscle groups outside the perioral area, resulting in poor perioral opening effects. Utility Model Content

[0005] The utility model provides a mouth opening training device for patients with perioral burns, which can simultaneously train the perioral area inside and outside, so that the perioral opening effect is better, so as to solve the problem that only the perioral area can be trained for opening, and it is difficult to drive the muscle groups outside the perioral area to be trained, resulting in a poor perioral opening effect.

[0006] In order to achieve the purpose of training and treating the perioral area inside and outside at the same time, the utility model provides the following technical solutions: a mouth opening trainer for patients with perioral burns, comprising a housing, and also comprising: a mouth opening and biting mechanism, the mouth opening and biting mechanism comprising a first transverse support plate and a second transverse support plate which are provided on one side of the housing to slide toward each other through a lead screw, an upper bite plate being inserted at one end of the first transverse support plate, a lower bite plate being inserted at one end of the second transverse support plate, and the upper bite plate and the lower bite plate are arranged in parallel up and down, and the upper bite plate and the lower bite plate are provided with a plurality of specifications of different sizes; an external perioral training mechanism, the external perioral training mechanism comprising an outer bracket arranged on the other side of the housing, first swing arms being provided on both sides of the inner part of the outer bracket through a connecting shaft for rotation, an adjustable second swing arm being installed at one end of the first swing arm, a beating ball being provided on the inner side of one end of the second swing arm, the beating ball being used for beating training the external perioral muscles, and a cylinder for driving the connecting shaft to rotate back and forth is connected to the outer side of the connecting shaft through a gear rack group.

[0007] As a preferred technical solution of the utility model, the screw includes a screw rod rotatably arranged in a groove on one side of the casing, one end of the screw rod is transmission-connected to a servo motor, two groups of external threads with opposite threads are provided on the outside of the screw rod, and one end of the first transverse support plate and the second transverse support plate are respectively threadedly connected to the two groups of external threads through threaded holes.

[0008] As a preferred technical solution of the utility model, the first transverse support plate and the second transverse support plate are both configured as rectangular plates, and one end of the first transverse support plate and the second transverse support plate are also slidably configured through a guide rod and a groove.

[0009] As a preferred technical solution of the utility model, one end of the upper bite plate and the lower bite plate are both arranged in a semicircular shape, and a rubber protective layer is provided on the outer side of the upper bite plate and the lower bite plate.

[0010] As a preferred technical solution of the utility model, one end of the upper bite plate and the lower bite plate is provided with a positioning groove that cooperates with the transverse support plate, and the internal thread of the bite plate on the positioning groove is provided with a first locking bolt.

[0011] As a preferred technical solution of the utility model, a limiting convex rib is provided on the outer side of one end of the upper bite plate and the lower bite plate, and the limiting convex rib is arranged in a semicircular arc shape.

[0012] As a preferred technical solution of the utility model, the gear rack set includes a driven gear arranged on the outside of the connecting shaft, and an active rack is provided on the telescopic rod at one end of the cylinder, and the two sides of the active rack are meshed and connected with two driven gears.

[0013] As a preferred technical solution of the utility model, one end of the second swing arm is slidably sleeved on the outside of one end of the first swing arm through a connecting seat, and a second locking bolt is provided in the middle of one side of the connecting seat.

[0014] As a preferred technical solution of the utility model, a battery is also provided on the outside of the casing, and the control ends of the cylinder and the servo motor are electrically connected to the battery through wires and a control switch.

[0015] Compared with the prior art, the utility model provides a mouth opening training device for patients with perioral burns, which has the following beneficial effects:

[0016] 1. The mouth opening trainer for patients with perioral burns can perform mouth opening training on patients with perioral burns by setting a mouth opening and biting mechanism, and the upper bite plate and the lower bite plate can be driven to move toward each other by a lead screw, so that the distance between the bite plates can be adjusted to meet the bite training use requirements of different opening sizes. At the same time, when the lead screw drives the upper bite plate and the lower bite plate to move back and forth up and down, the mouth opening training can be realized by electric control.

[0017] 2. The mouth opening trainer for patients with perioral burns is provided with a plurality of different sizes of upper and lower bite plates. One end of the upper and lower bite plates is provided with a positioning groove that cooperates with the transverse support plate. The inner thread of the bite plate on the positioning groove is provided with a first locking bolt, which makes it easy to disassemble and fix upper and lower bite plates of different specifications, so as to facilitate the training and use of people with different mouth sizes, and it is also easy to disassemble and clean the upper and lower bite plates.

[0018] 3. The mouth opening trainer for patients with perioral burns is provided with an external perioral training mechanism, which includes an external bracket, a connecting shaft, a first swing arm, a second swing arm and a beating ball. The outer side of the connecting shaft is connected to a cylinder for driving the connecting shaft to rotate back and forth through a gear rack group. The connecting shaft is driven by the cylinder and the gear rack group to adjust the positive and negative rotation, so that the beating balls at one end of the first swing arm and the second swing arm can be adjusted to rotate back and forth. The beating balls can be used for beating training of the external perioral muscles. The combination of internal and external makes the perioral training effect better. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the transmission connection between the rack and pinion set and the cylinder of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the upper bite plate of the utility model;

[0022] Figure 4It is the right side view of the casing structure of the utility model.

[0023] In the figure: 1. casing; 2. second transverse support plate; 3. first transverse support plate; 4. servo motor; 5. screw rod; 6. upper bite plate; 7. limiting rib; 8. positioning groove; 9. first locking bolt; 10. groove; 11. cylinder; 12. outer bracket; 13. first swing arm; 14. second swing arm; 15. connecting seat; 16. second locking bolt; 17. hammering ball; 18. connecting shaft; 19. driven gear; 20. driving rack; 21. battery; 22. control switch; 23. lower bite plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 The utility model discloses a mouth opening training device for patients with perioral burns, comprising a housing 1, and also comprising: a mouth opening and biting mechanism, the mouth opening and biting mechanism comprising a first transverse support plate 3 and a second transverse support plate 2 which are provided on one side of the housing 1 to slide toward each other through a lead screw, an upper bite plate 6 is inserted at one end of the first transverse support plate 3, and a lower bite plate 23 is inserted at one end of the second transverse support plate 2, the upper bite plate 6 and the lower bite plate 23 can be driven to move toward each other by the lead screw, so that the spacing between the two bite plates can be adjusted to meet the bite training use processing of different opening sizes, and when the lead screw drives the upper bite plate and the lower bite plate to move back and forth up and down, the mouth opening training processing can be realized by electric control, and the upper bite plate 6 and the lower bite plate 23 are arranged in parallel up and down, and the upper bite plate 6 and the lower bite plate 23 are provided with a plurality of specifications of different sizes; perioral The external training mechanism comprises an external bracket 12 arranged on the other side of the casing 1, and a first swing arm 13 is rotatably provided on both sides of the internal part of the external bracket 12 through a connecting shaft 18, an adjustable second swing arm 14 is installed at one end of the first swing arm 13, and a beating ball 17 is provided on the inner side of one end of the second swing arm 14, and the beating ball 17 is used for beating training the external muscles around the mouth, and a cylinder 11 for driving the connecting shaft 18 to reciprocate is connected to the outer side of the connecting shaft 18 through a gear rack group. When in use, the connecting shaft 18 is driven by the cylinder 11 and the gear rack group to adjust the forward and reverse rotation, so that the beating ball 17 at one end of the first swing arm 13 and the second swing arm 14 can be adjusted to reciprocate, and the beating ball 17 can be used for beating training the external muscles around the mouth, and the combination of inside and outside makes the perioral training effect better.

[0026] Combination Figure 1 , Figure 4 As shown, specifically, the lead screw includes a lead screw 5 rotatably arranged in a groove 10 on one side of the casing 1, one end of the lead screw 5 is transmission-connected to a servo motor 4, two sets of external threads with opposite threads are arranged on the outer side of the lead screw 5, and one end of the first transverse support plate 3 and the second transverse support plate 2 are respectively threadedly connected to the two sets of external threads through threaded holes, and the servo motor 4 drives the lead screw 5 to rotate forward and reversely, thereby being able to adjust the first transverse support plate 3 and the second transverse support plate 2 to move toward each other.

[0027] In this embodiment, the upper bite plate 6 and the lower bite plate 23 can be driven to move toward each other by a lead screw, so that the distance between the bite plates can be adjusted to meet the needs of bite training for different opening sizes.

[0028] Combination Figure 1 , Figure 3 As shown, specifically, the first transverse support plate 3 and the second transverse support plate 2 are both configured as rectangular plates, and one end of the first transverse support plate 3 and the second transverse support plate 2 is also slidably set through a guide rod and a groove 10, and one end of the upper bite plate 6 and the lower bite plate 23 are both configured in a semicircular shape, and a rubber protective layer is provided on the outer side of the upper bite plate 6 and the lower bite plate 23, and a limiting convex rib 7 is provided on the outer side of one end of the upper bite plate 6 and the lower bite plate 23, and the limiting convex rib 7 is configured in a semicircular arc shape, which is convenient for horizontal connection and support processing of one end of the upper bite plate 6 and the lower bite plate 23.

[0029] In the present embodiment, the upper bite plate 6 and the lower bite plate 23 are both configured to have one end in a semicircular shape, which facilitates the insertion of one end of the upper bite plate 6 and the lower bite plate 23 into the patient's oral cavity, and allows the upper bite plate 6 and the lower bite plate 23 to rest against the upper and lower jaws of the oral cavity, thereby facilitating the mouth opening training treatment. In addition, the upper bite plate 6 and the lower bite plate 23 have a certain degree of elasticity to prevent the lips from being bitten during opening and closing training.

[0030] Combination Figure 3 As shown, specifically, one end of the upper bite plate 6 and the lower bite plate 23 are provided with a positioning groove 8 that cooperates with the transverse support plate, and the inner thread of the bite plate on the positioning groove 8 is provided with a first locking bolt 9, which is convenient for installing and fixing one end of the upper bite plate 6 and the lower bite plate 23.

[0031] In this embodiment, the first transverse support plate 3 and the second transverse support plate 2 are inserted into the positioning groove 8, and then the bite plate is fixed to the outside of one end of the transverse support plate by tightening the first locking bolt 9, thereby achieving the installation and fixation of the bite plate, with high fixing stability and convenient and quick disassembly.

[0032] Combination Figure 1 , Figure 2As shown, specifically, the gear rack assembly includes a driven gear 19 arranged on the outside of the connecting shaft 18, and an active rack 20 is provided on the telescopic rod at one end of the cylinder 11, and the two sides of the active rack 20 are meshed and connected with the two driven gears 19, so that the telescopic rod is driven to reciprocate and telescopically adjust by the cylinder 11, so that the driven gear 19 can be adjusted to rotate forward and reverse by the active rack 20.

[0033] In this embodiment, the connecting shaft 18 is driven by the cylinder 11 and the gear rack group to adjust the forward and reverse rotation, so that the beating ball 17 at one end of the first swing arm 13 and the second swing arm 14 can be adjusted to reciprocate rotation. The beating ball 17 can be used for beating training of the external muscles around the mouth.

[0034] Combination Figure 1 , Figure 2 As shown, specifically, one end of the second swing arm 14 is slidably sleeved on the outside of one end of the first swing arm 13 through a connecting seat 15, and a second locking bolt 16 is provided in the middle of one side of the connecting seat 15 for installing and fixing the connecting seat 15.

[0035] In this embodiment, by adjusting the position of the connecting seat 15 fixed outside one end of the first swing arm 13, the distance between the two hammering balls 17 can be adjusted, thereby meeting the hammering training usage of different intensities.

[0036] Combination Figure 1 Specifically, a battery 21 is also provided on the outside of the housing 1, and the control ends of the cylinder 11 and the servo motor 4 are electrically connected to the battery 21 through wires and a control switch 22, so as to provide power to the cylinder 11 and the servo motor 4.

[0037] In this embodiment, a charging interface is also provided on the outside of the storage battery 21 for replenishing power for continuous power supply. Moreover, the storage battery 21 is small in size and convenient to carry and use.

[0038] The working principle and use process of the utility model are as follows: when in use, the upper bite plate 6 and the lower bite plate 23 for adjusting the gap are inserted into the patient's mouth, and two beating balls 17 are placed outside the oral cavity, and the upper bite plate 6 and the lower bite plate 23 can be driven to move toward each other by the screw, so that the spacing between the bite plates can be adjusted to meet the bite training use processing of different opening sizes; and the cylinder 11 and the gear rack group of the external perioral training mechanism drive the connecting shaft 18 to rotate forward and reversely, so that the beating balls 17 at one end of the first swing arm 13 and the second swing arm 14 can be adjusted to reciprocate, and the beating balls 17 can be used to perform beating training on the external perioral muscles, and the combination of inside and outside makes the perioral training effect better.

[0039] In summary, the mouth opening trainer for patients with perioral burns can perform mouth opening training on patients with perioral burns by providing a mouth opening and biting mechanism, while the perioral external training mechanism can be used to perform beating training on the external muscles around the mouth. The combination of internal and external mechanisms makes the perioral training effect better.

[0040] It should be noted that, in this article, terms such as "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of more restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mouth opening training device for patients with perioral burns, comprising a housing (1), characterized in that: Also includes: An opening and biting mechanism, the opening and biting mechanism comprising a first transverse support plate (3) and a second transverse support plate (2) which are provided on one side of the housing (1) and are slidable toward each other via a lead screw, an upper biting plate (6) is inserted at one end of the first transverse support plate (3), a lower biting plate (23) is inserted at one end of the second transverse support plate (2), and the upper biting plate (6) and the lower biting plate (23) are arranged in parallel up and down, and the upper biting plate (6) and the lower biting plate (23) are provided with a plurality of specifications of different sizes; The invention discloses an external perioral training mechanism, comprising an external bracket (12) arranged on the other side of a housing (1), first swing arms (13) being rotatably arranged on both sides of the internal part of the external bracket (12) via a connecting shaft (18), an adjustable second swing arm (14) being mounted on one end of the first swing arm (13), a beating ball (17) being arranged on the inner side of one end of the second swing arm (14), the beating ball (17) being used for beating the external perioral muscles, and a cylinder (11) being used for driving the connecting shaft (18) to reciprocate and rotate being connected to the outer side of the connecting shaft (18) via a gear rack set.

2. A mouth opening training device for patients with perioral burns according to claim 1, characterized in that: The lead screw comprises a lead screw (5) rotatably arranged in a groove (10) on one side of the housing (1); one end of the lead screw (5) is drivingly connected to a servo motor (4); two groups of external threads with opposite threads are provided on the outer side of the lead screw (5); and one end of the first transverse support plate (3) and the second transverse support plate (2) are respectively threadedly connected to the two groups of external threads through threaded holes.

3. A mouth opening training device for patients with perioral burns according to claim 2, characterized in that: The first transverse support plate (3) and the second transverse support plate (2) are both configured as rectangular plates, and one end of the first transverse support plate (3) and the second transverse support plate (2) are also slidably configured via a guide rod and a groove (10).

4. A mouth opening training device for patients with perioral burns according to claim 1, characterized in that: One end of the upper bite plate (6) and the lower bite plate (23) are both arranged in a semicircular shape, and a rubber protective layer is arranged on the outer side of the upper bite plate (6) and the lower bite plate (23).

5. A mouth opening training device for patients with perioral burns according to claim 4, characterized in that: One end of the upper bite plate (6) and the lower bite plate (23) is provided with a positioning groove (8) for inserting and cooperating with the transverse support plate, and the bite plate internal thread on the positioning groove (8) is provided with a first locking bolt (9).

6. A mouth opening training device for patients with perioral burns according to claim 4, characterized in that: A limiting convex rib (7) is provided on the outer side of one end of the upper bite plate (6) and the lower bite plate (23), and the limiting convex rib (7) is arranged in a semicircular arc shape.

7. The mouth opening training device for patients with perioral burns according to claim 1, characterized in that: The gear rack assembly comprises a driven gear (19) arranged outside the connecting shaft (18), and a driving gear rack (20) is arranged on the telescopic rod at one end of the cylinder (11), and the two sides of the driving gear rack (20) are meshed and connected with the two driven gears (19).

8. The mouth opening training device for patients with perioral burns according to claim 1, characterized in that: One end of the second swing arm (14) is slidably sleeved on the outside of one end of the first swing arm (13) through a connecting seat (15), and a second locking bolt (16) is provided in the middle of one side of the connecting seat (15).

9. The mouth opening training device for patients with perioral burns according to claim 2, characterized in that: A storage battery (21) is also provided outside the housing (1), and the control ends of the cylinder (11) and the servo motor (4) are electrically connected to the storage battery (21) via wires and a control switch (22).

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