TWI604829B - Oral mouth opening device - Google Patents

Description

Oral mouthparts

The present invention relates to an oral medical aid, and more particularly to an oral mouthpiece for extending a patient's mouth.

It is known that the oral cavity refers to a space formed by the lips, the ankle, the cheeks and the bottom of the mouth. The mouth has two openings, one of which is a mouth and the other is a pharynx, and the oral cavity is connected to the nasal cavity, the esophagus and the trachea via the pharynx. The mouth also has tongue, teeth and salivary glands.

Among many medical projects, some medical projects require patients to open their mouths, such as dentistry, laryngology, and gastroenterology. Among them, the gastroenterology needs to pass through the oral cavity and extend the gastroscope into the stomach along the esophagus for examination. As the patient is performing the above-mentioned medical project, the patient needs a forced and continuous opening cavity to facilitate the operation of the medical staff.

However, when the patient's mouth is opened for a long time, the muscles around the patient's mouth are prone to discomfort due to muscle soreness. In order to maintain the above-mentioned medical projects, patients need to continue to open the open cavity, which is a painful torture for the patients. Therefore, how to reduce the discomfort caused by the patient opening the cavity for a long time becomes a The technical subject to be overcome.

In view of the above, the object of the present invention is to reduce the discomfort caused by a patient opening a cavity for a long time, and to provide an oral mouth opener, the technical means comprising: a flexible skeleton having a V shape a support portion, the double end of the support portion is respectively formed with an upper bearing portion and a lower bearing portion for providing a patient upper and lower tooth row engagement, and a space between the upper bearing portion and the lower bearing portion The distance between the upper and lower teeth of the patient bites the upper bearing portion and the lower bearing portion to open the mouth.

In a further implementation, the V-shaped support portion is formed by a first arm member and a second arm member pivotally connected to each other, and the upper bearer portion is formed on the first arm member, and the lower bearer portion is Formed on the second arm member.

In a further implementation, the upper receiving portion is embedded with a plurality of light emitting elements, and the plurality of light emitting elements are electrically connected to a power line.

In a further implementation, the lower receiving portion forms a plurality of suction holes, and the plurality of suction holes are respectively connected to a negative pressure tube.

In a further implementation, a screw is disposed between the first arm member and the second arm member, and the screw upper screw group has a sliding seat, and the two sides of the sliding seat respectively pass through the two connecting rods, the first arm member and the second arm The pieces are connected to each other, and the sliding block drives the first arm member and the second arm member to move in a relatively distant or relatively close direction via the two links to adjust the spacing between the upper receiving portion and the lower receiving portion. Wherein one end of the screw is fixed with a knob, and the knob drives the sliding seat to move via the screw.

According to the above technical means, the technical effect that can be produced by the present invention is that the oral cavity of the patient is maintained in a state of being opened for a long time by the support of the oral mouth opener, in addition to avoiding the formation of the open cavity by the patient for a long time. Between discomfort, it is also convenient for medical personnel to carry out medical work through the open mouth.

The specific implementation details of the above technical means and the performance thereof will be described with reference to the following embodiments and drawings.

10‧‧‧Flexible skeleton

11‧‧‧Support

111‧‧‧First arm

112‧‧‧second arm

12‧‧‧Upholding Department

13‧‧‧ Under the Ministry of Undertaking

20‧‧‧Lighting elements

21‧‧‧Power cord

30‧‧‧Sucking a hole

31‧‧‧ Negative pressure tube

41‧‧‧ screw

42‧‧‧ rod seat

43‧‧‧ knob

44‧‧‧Slide

45‧‧‧ Connecting rod

H‧‧‧ spacing

1 is a perspective view of a first embodiment of the present invention; FIG. 2 is a perspective view of a second embodiment of the present invention; FIG. 3 is a perspective view of a third embodiment of the present invention; A schematic view of the configuration of the fourth embodiment; FIG. 5 is a schematic view of the operation of FIG.

First, referring to Fig. 1, a first embodiment of the present invention is disclosed to illustrate an oral mouthpiece according to the present invention, comprising a flexible skeleton 10, wherein the flexible skeleton 10 has a V shape. The support portion 11 and the double end of the support portion 11 are respectively formed with an upper receiving portion 12 and a lower receiving portion 13 for providing a patient's upper and lower dentition. Further, the support portion 11 is made of a hard material (for example, stainless steel), so that the support portion 11 can provide the flexible skeleton 10 as a whole under the patient, and the lower teeth are arranged on the occlusion. 12 and the structural strength required for the lower bearing portion 13; the upper bearing portion 12 and the lower bearing portion 13 are made of a soft material (for example, plastic or rubber, etc.) to make the upper and lower teeth of the patient When the upper holding portion 12 and the lower receiving portion 13 are engaged, it is possible to prevent the teeth on the upper and lower teeth of the patient from being damaged by contact with the hard object.

The support portion 11 is composed of a first arm member 111 and a second arm member 112. The support portion 11 is implemented by the double ends of the first arm member 111 and the double end portions of the second arm member 112. Pivoted to present a V shape.

The upper receiving portion 12 is formed in a U shape between the double ends of the first arm member 111, and the lower receiving portion 13 is formed in a U shape between the double ends of the second arm member 112. More specifically, the upper holding portion 12 and the lower receiving portion 13 are respectively formed in a region where the first arm member 111 and the second arm member 112 are in contact with the patient and the lower tooth row. The upper bearing portion 12 and the lower bearing portion 13 are respectively disposed at opposite ends of the flexible frame 10 such that the upper receiving portion 12 and the lower receiving portion 13 have a spacing h (as shown in the figure). 4)). Thereby, when the upper and lower teeth of the patient are placed on the occlusal holding portion 12 and the lower holding portion 13, the patient's oral cavity can be maintained in an open state, so that the medical staff can perform the open oral cavity. Medical work.

In order to clearly observe the condition in the oral cavity when the patient opens the open cavity to the medical staff, the medical staff will use the lighting device to improve the brightness in the oral cavity. However, since lighting fixtures are usually Irradiation from the outside of the mouth toward the inside of the mouth, and even the light emitted by the lighting device is easily blocked by the body of the medical staff or the medical device used, causing shadows in the mouth, thereby affecting the medical staff to observe the patient's mouth. situation. In addition, the way in which the lighting device is placed in the oral cavity of the patient can clearly observe the condition in the oral cavity; however, the lighting device itself can easily hinder the medical staff from performing medical operations in the patient's mouth.

Referring to FIG. 2 , a plurality of light emitting elements 20 (eg, light emitting diodes (LEDs)) are embedded in the inner side of the upper receiving portion 12 , and the light emitting elements 20 are electrically connected to a power line 21 . Since the light-emitting element 20 emits light in the oral cavity, it is possible to prevent the light emitted by the light-emitting element 20 from being blocked by the body of the medical staff or the medical device used, thereby reducing the generation of shadows in the oral cavity, so that the medical staff can observe The condition of the patient's mouth.

The salivary glands in the mouth secrete septic and sticky saliva, which has the function of moisturizing the oral mucosa, diluting food and decomposing starch. The salivary glands secrete saliva is a kind of nerve reflex. When the mucous membrane of the oral cavity is stimulated, for example, when eating or the mouth is too dry, the salivary glands will automatically secrete saliva. Usually, the amount of saliva in the mouth can be controlled by swallowing or spitting, but When the patient is in the open cavity for medical treatment, it is difficult for the patient to control the amount of saliva in the mouth by swallowing or vomiting. Therefore, the medical staff will use the saliva pipette to absorb excess saliva for the medical staff. The conduct of medical work.

Referring to FIG. 3, a plurality of suction holes 30 are formed on the inner side of the lower receiving portion 13. The suction holes 30 are connected to a negative pressure tube 31, and the suction holes 30 are connected by a negative pressure tube 31. The negative pressure is provided to absorb the saliva in the oral cavity of the patient, and the amount of saliva in the oral cavity of the patient can be avoided to facilitate the medical operation of the medical staff.

Referring to FIG. 4, a screw 41 is disposed between the first arm member 111 and the second arm member 112. One end of the screw 41 is pivotally connected to a rod seat 42. The rod holder 42 is coaxially disposed at the first end. An axis of the pivotal connection between the arm member 111 and the second arm member 112. The other end of the screw 41 is fixed with a knob 43. The screw 41 The upper screw group has a sliding seat 44. The sliding seat 44 is located between the rod base 42 and the knob 43. The two sides of the sliding seat 44 are respectively connected with the first arm member 111 and the second arm member 112. The rod 45 is connected to the first arm member 111 and the second arm member 112 by the connecting rod 45 to adjust the spacing h between the upper receiving portion 12 and the lower receiving portion 13 to control the opening of the patient's mouth. Amplitude for medical staff to carry out medical work.

Referring to FIG. 5, the medical staff first puts the oral mouthpart device into the oral cavity of the patient, and causes the upper and lower dentition of the patient to bite the upper bearing portion 12 and the lower bearing portion 13, respectively, and then the medical staff The knob 43 is rotated to move the slider 44 in the axial direction of the screw 41, and the first arm member 111 and the second arm member 112 are swung by the two links 45, and the upper bearing portion 12 and the lower bearing portion are coupled together. The portion 13 moves in a relatively distant direction, thereby opening the patient's mouth to a desired size; on the contrary, the medical staff can turn the upper bearing portion 12 and the lower bearing portion 13 relatively close by rotating the knob 43. The direction of movement causes the upper and lower dentitions of the patient to stop occluding the upper bearing portion 12 and the lower bearing portion 13 so that the medical staff can take the oral mouthpiece out of the patient's mouth.

The above embodiments are merely illustrative of preferred embodiments of the invention, but are not to be construed as limiting the scope of the invention. Therefore, the present invention should be based on the content of the claims defined in the scope of the patent application.

10‧‧‧Flexible skeleton

11‧‧‧Support

111‧‧‧First arm

112‧‧‧second arm

12‧‧‧Upholding Department

13‧‧‧ Under the Ministry of Undertaking

Claims (5)

An oral mouth opener comprising: a flexible skeleton having a V-shaped support portion, wherein the double ends of the support portion are respectively formed with an upper bearing portion which presents a U-shaped shape and provides a bite joint of the lower tooth row and a lower holding portion, the upper bearing portion and the lower bearing portion have a spacing, and the upper and lower teeth of the patient bite the upper bearing portion and the lower bearing portion respectively to open the mouth; The V-shaped support portion is formed by pivoting a first arm member and a second arm member. The upper receiving portion is formed on the first arm member, and the lower receiving portion is formed on the second arm member. On the arm. The oral mouthpiece according to claim 1, wherein the upper receiving portion is embedded with a plurality of light emitting elements, and the plurality of light emitting elements are electrically connected to a power line. The oral mouthpiece according to claim 1, wherein the lower holding portion forms a plurality of suction holes, and the plurality of suction holes are respectively connected to a negative pressure tube. The oral mouthpiece according to claim 1, wherein the first arm member and the second arm member are provided with a screw, and the screw upper screw group has a sliding seat, and the sliding seat has two sides respectively Connected to the first arm member and the second arm member via the two links, the sliding block respectively drives the first arm member and the second arm member to move in a relatively distant or relatively close direction via the two links to adjust the upper bearing The spacing between the department and the lower bearing. The oral mouthpiece according to claim 4, wherein one end of the screw is fixed with a knob, and the knob drives the sliding seat to move via the screw.