CN216777483U - Mouth opening trainer - Google Patents
Mouth opening trainer Download PDFInfo
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- CN216777483U CN216777483U CN202122971476.8U CN202122971476U CN216777483U CN 216777483 U CN216777483 U CN 216777483U CN 202122971476 U CN202122971476 U CN 202122971476U CN 216777483 U CN216777483 U CN 216777483U
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- opening
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- rod
- dentition
- opening rod
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Abstract
The utility model relates to an opening trainer which comprises a first opening rod and a second opening rod, wherein the first opening rod and the second opening rod are hinged in a pivoting manner through a pivoting structure; the front ends of the first opening rod and the second opening rod are respectively provided with a dentition opening groove which is detachably connected; the dentition support slots are arc-shaped matched with the arrangement shape of teeth, and tooth protecting sleeves are sleeved at two ends of the dentition support slots; the rear ends of the first opening rod and the second opening rod are provided with handheld rings. According to the mouth-opening trainer, the teeth and the surrounding mucous membranes can be better protected by designing the dentition opening grooves with different types according to the anatomical design of dentition, the training of continuous mouth-opening limitation is facilitated, and the mouth-opening trainer is particularly suitable for patients with severe mouth-opening limitation; the mouth opening size can be adjusted through the rack, the upper dentition and the lower dentition can be fully opened according to the requirements of patients, and the use is convenient and labor-saving.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a mouth opening trainer.
Background
The traditional mouth opening training method is that a patient trains to open the mouth by himself, or a metal plate is wrapped by cloth and then placed between an upper tooth space and a lower tooth space, and is pried upwards, so that the mouth is opened, the action is violent, and mucous membrane tissues around the oral cavity can be damaged by improper force; and even the risk of tooth detachment. The existing mouth gag lacks the protection of mucous membranes and teeth around the oral cavity, and can be used after being wrapped by gauze, for example, the surrounding gum or mucous membranes can be damaged due to improper wrapping of the gauze, the teeth can be damaged by serious patients, and particularly, the surrounding oral mucosa can be directly damaged when the mouth gag is used by a patient without a tooth jaw; secondly, the heads of the existing mouth opening training devices are too thick or too large, so that the mouth opening training devices are not suitable for patients with severe mouth opening limitation; in addition, the existing mouth gag trainer is inconvenient to use, and the screw needs to be repeatedly rotated during fixing, so that the operation is complicated.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a mouth opening trainer which can be used for training with limited mouth opening, and can improve the mouth opening degree and the life quality of patients.
The technical scheme for solving the problems is as follows:
an opening trainer comprises a first opening rod and a second opening rod, wherein the first opening rod and the second opening rod are hinged in a pivoting manner through a pivoting structure; the front ends of the first opening rod and the second opening rod are respectively provided with a tooth row opening groove which is detachably connected; the dentition support slots are arc-shaped matched with the arrangement shape of teeth, and tooth protecting sleeves are sleeved at two ends of the dentition support slots; the rear ends of the first opening rod and the second opening rod are provided with handheld rings.
In some embodiments of the utility model, a telescopic structure is preset in the middle position of the dentition support slot.
In some embodiments of the present invention, the dentition support channels are divided into a plurality of sizes according to the thickness required by different patients.
In some embodiments of the utility model, the first and second spreader levers are provided with an aperture adjustment device between the pivot structure and the hand ring.
In some embodiments of the present invention, the mouth-opening adjusting device comprises a rack disposed between the first and second opening rods, and a brake handle cooperatively connected with the rack, wherein the brake handle is fixedly disposed on the first opening rod or the second opening rod.
In some embodiments of the present invention, the braking handle includes a handle-shaped pressing portion at one end, a serrated ratchet portion, a detent and a detent groove fixed on the spreading rod and matching with the detent, and the ratchet portion is capable of engaging with the rack.
In some embodiments of the present invention, the tooth protecting cover is made of food-grade silica gel.
The mouth opening trainer provided by the utility model is suitable for mouth opening limitation caused by various reasons, such as mouth opening limitation caused after radiotherapy of head and neck tumor patients, mouth opening limitation caused by scar contracture after oral surgery and the like, and can improve the mouth opening degree of patients, improve the life quality of the patients and avoid slurred speech of the patients caused by mouth opening limitation by using the mouth opening trainer for mouth opening training; impaired chewing, reduced food intake, nutritional deficiencies; secondary infection due to unbalanced oral flora; asphyxia and the like may be caused upon a large intraoral hemorrhage.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the mouth-opening training device provided by the utility model, the dentition opening groove is designed with various different models, the proper model can be selected according to different mouth-opening degrees and jaw sizes, and the mouth-opening training device is particularly suitable for patients with severe mouth-opening limitation.
2. The mouth opening trainer provided by the utility model can adjust the distance between the tooth row opening grooves through the rack and the brake handle to control the mouth opening size, has uniform and controllable force, can fully open the upper and lower tooth rows according to the requirements of patients, and is more flexible, convenient and labor-saving to use.
Drawings
Fig. 1 is a schematic structural diagram of an open-mouth training device in an embodiment of the present invention.
Fig. 2 is a schematic structural view of a dentition support slot in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a brake handle according to an embodiment of the present invention.
The labels in the figure are: 1-a first opening rod, 2-a second opening rod, 3-a pivoting structure, 4-dentition opening grooves, 5-a tooth protecting sleeve, 6-a hand-held ring and 7-a telescopic structure. 8-opening adjusting device, 81-rack, 9-braking handle and 91-pressing part. 92-ratchet part, 93-block and 94-block.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As can be seen from fig. 1, the mouth-opening training aid provided by the utility model comprises a first opening rod 1 and a second opening rod 2, wherein the non-end parts of the first opening rod 1 and the second opening rod 2 are pivotally connected through a pivoting structure 3; the front ends of the first opening rod 1 and the second opening rod 2 are both provided with dentition opening grooves 4 which are detachably connected (for example, detachably hinged); as shown in fig. 2, the dentition support slot 4 is arc-shaped and matched with the tooth arrangement shape, and two ends of the dentition support slot are sleeved with tooth protecting sleeves 5; the rear ends of the first opening rod 1 and the second opening rod 2 are both provided with a handheld ring 6.
In some embodiments of the present invention, as shown in fig. 1 and 2, a telescopic structure 7 is preset in the middle of the dentition support slot 4, so that the length of the dentition support slot can be adjusted according to the tooth condition of a patient when the dental apparatus is used conveniently.
In some embodiments of the present invention, the dentition support slot 4 is divided into a plurality of types according to different thicknesses required by different patients, and specifically, can be divided into a thin dentition support slot, a medium dentition support slot and a thick dentition support slot, and is suitable for patients with different degrees of mouth opening limitation to perform mouth opening training; in some preferred embodiments of the present invention, the dentition support slots 4 further comprise ultra-thin dentition support slots to satisfy heavy mouth restriction patients. In a more preferred embodiment of the present invention, the groove bottom thicknesses of the ultra-thin dentition support notch, the medium dentition support notch and the thick dentition support notch are 1 mm, 2mm, 4mm and 5mm, respectively.
In some embodiments of the utility model, as shown in fig. 1, the first and second spreader levers 1, 2 are provided with an aperture adjustment means 8 between the pivot structure 3 and the hand ring 6. In some preferred embodiments of the present invention, as shown in fig. 1, the mouth-opening adjusting device 8 comprises a rack 81 disposed between the first and second opening levers 1 and 2 and a brake handle 9 cooperatively connected with the rack 81, wherein the brake handle 9 is fixedly disposed on the first opening lever 1 or the second opening lever 2.
In some embodiments of the present invention, as shown in fig. 1 and 3, the brake handle 9 includes a handle-like pressing portion 91, a saw-toothed ratchet portion 92, a latch 93, and a catch 94 fixed on the spreading rod and matching with the latch 93, wherein the ratchet portion 92 can engage with the rack 81. The patient is adjusting the dentition in the training process of opening one's mouth and propping the distance size between fluting 4 at the relative rotation of opening the pole, when fully strutting the upper and lower dentition, makes the engagement of ratchet portion 92 and rack 81 through pressing the splenium 91 of pressing brake handle 9, presses splenium 91 to drive fixture block 93 and removes and with fix the draw-in groove 94 joint on opening the pole, can make the dentition prop the distance between fluting 4 and fix, uses convenient laborsaving.
In some embodiments of the present invention, the tooth protecting cover 5 is made of food-grade silica gel, and when the tooth protecting cover 5 is used, the tooth protecting cover 5 is in direct contact with the inner wall of the tooth or the gum, so as to prevent the damage of the surrounding tissue caused by hard contact.
The working principle is as follows: as shown in figure 1, when the mouth-opening trainer is used, a pair of dentition opening grooves 4 with proper models are selected according to the mouth-opening limited degree and the size of jaw bone of a patient, tooth protecting sleeves 5 are sleeved at two ends of the mouth-opening trainer and then the mouth-opening limited degree and the jaw bone are installed at the front ends of a first opening rod 1 and a second opening rod 2, particularly for the patient with severe mouth-opening limitation, a thin dentition opening groove can be selected to ensure that the front end of the mouth-opening trainer can be inserted between upper teeth and lower teeth for mouth-opening training; the index finger and the ring finger of the right hand respectively extend into a hand-held ring 6 at the rear end of the mouth opening trainer, the two arc-shaped dentition support slots 4 are inserted between the upper teeth and the lower teeth of the patient, and the telescopic structure 7 is adjusted according to the tooth condition of the patient, so that the two arc-shaped dentition support slots contact the maxillofacial surfaces towards two sides and are well matched with the upper teeth and the lower teeth; in the training process, the left hand slowly adjusts rack 81 of mouth-opening adjusting device 8 and adjusts the distance that two arc dentitions prop between fluting 4, can fully prop open upper and lower dentitions according to patient's requirement, the dynamics is even controllable, prop after the distance between fluting 4 reaches the required distance when two arc dentitions, make pawl portion 92 and rack 81 mesh through pressing the splenium 91 of pressing brake lever 9, press splenium 91 to drive fixture block 93 and remove and with fix the draw-in groove 94 joint on propping the opening rod, can make two arc dentitions prop the distance between fluting 4 and fix, reach stable support, conveniently open the mouth and train.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (7)
1. A mouth-opening training device is characterized by comprising a first opening rod (1) and a second opening rod (2), wherein the non-end part of the first opening rod (1) is connected with the non-end part of the second opening rod (2) in a pivoting mode through a pivoting structure (3); the front ends of the first opening rod (1) and the second opening rod (2) are respectively provided with a dentition opening groove (4) which is detachably connected; the dentition support slots (4) are curved surfaces matched with the arrangement shape of teeth, and two ends of the dentition support slots are sleeved with tooth protecting sleeves (5); the rear ends of the first opening rod (1) and the second opening rod (2) are provided with handheld rings (6).
2. A mouth-opening training aid as claimed in claim 1, wherein a telescopic structure (7) is preset in the middle of the dentition support slot (4).
3. Mouth-opening training aid according to claim 1 or 2, characterized in that the dentition support slots (4) are divided into various sizes according to the thickness required by different patients.
4. Mouth training aid according to claim 1, characterized in that the first (1) and second (2) spreader levers are provided with mouth-opening adjusting means (8) between the pivoting structure (3) and the hand ring (6).
5. The mouth-opening training aid as claimed in claim 4, wherein the mouth-opening adjusting device (8) comprises a rack (81) arranged between the first spreading rod (1) and the second spreading rod (2) and a brake lever (9) in fit connection with the rack (81); the brake handle (9) is fixedly arranged on the first opening rod (1) or the second opening rod (2).
6. The mouth-opening training aid as claimed in claim 5, wherein the brake lever (9) comprises a lever-shaped pressing portion (91), a serrated ratchet portion (92), a latch (93) and a catch groove (94) fixed on the expanding rod and matching with the latch (93), the ratchet portion (92) being capable of engaging with the rack (81).
7. A mouth-opening training aid as claimed in claim 1, wherein the tooth protecting cover (5) is made of food-grade silica gel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122971476.8U CN216777483U (en) | 2021-11-30 | 2021-11-30 | Mouth opening trainer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122971476.8U CN216777483U (en) | 2021-11-30 | 2021-11-30 | Mouth opening trainer |
Publications (1)
Publication Number | Publication Date |
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CN216777483U true CN216777483U (en) | 2022-06-21 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202122971476.8U Active CN216777483U (en) | 2021-11-30 | 2021-11-30 | Mouth opening trainer |
Country Status (1)
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CN (1) | CN216777483U (en) |
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2021
- 2021-11-30 CN CN202122971476.8U patent/CN216777483U/en active Active
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