CN210019748U - Porous mouth gag used on dental comprehensive treatment chair - Google Patents

Abstract

The utility model discloses a porous opener used on a dental comprehensive treatment chair, which has the technical proposal that the porous opener comprises two arc-shaped oral lip embedded sheets which are arranged in bilateral symmetry and a connecting frame which is positioned between the two oral lip embedded sheets and is integrated with the two oral lip embedded sheets, and drainage equipment for discharging water and aerosol in the oral cavity is arranged in each oral lip embedded sheet; the drainage device comprises a plurality of water suction holes for allowing wastewater and aerosol in the oral cavity to enter, a plurality of drainage tubes for draining the wastewater and the aerosol, a water conveying pipe for conveying the wastewater and the aerosol and a negative pressure device for sucking the wastewater and the aerosol into the water suction holes, one end of the negative pressure device is communicated with the water conveying pipe, the other end of the negative pressure device is communicated with a wastewater recovery device, the quantity of the drainage tubes and the quantity of the water suction holes are kept consistent, one end of each drainage tube is communicated with the water suction holes, the other end of each drainage tube is communicated with the water conveying pipe, and the mouth gag can absorb liquid and aerosol in the.

Description

A multi-hole opening device used in a dental comprehensive treatment chair

technical field

The utility model relates to the field of dental treatment, in particular to a porous opening device used on a dental comprehensive treatment chair.

Background technique

At present, most hospital stomatology clinicians require patients to open their mouths on their own when examining and treating patients, which can easily cause fatigue of the patients' facial muscles. Secretions and cleaning fluids (saliva in the mouth is mainly secreted by the sublingual glands), and because the patient's tongue is easy to move, the doctor's vision is not good for drilling and filling teeth, etc. Therefore, for the convenience of treatment, stomatologists often use mouthpieces To help patients open their lips, the mouthpiece is usually composed of a lip insert and an elastic frame that supports and connects to the two lip inserts. When in use, squeeze the insertion grooves on both sides of the elastic frame and place them between the lips to force the patient's mouth to open. The mouthpiece is relatively simple and convenient to use, but for oral medicine, frequent contact with blood and saliva is required during operation, and during the operation, a gas called aerosol will be formed, which is easily contagious. Bacteria, which may directly or indirectly lead to cross-infection.

Utility model content

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a porous mouthpiece used in a dental comprehensive treatment chair, which can absorb liquid and aerosol in the oral cavity.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a porous opening device for a comprehensive dental treatment chair, comprising two arc-shaped lip inserts arranged symmetrically on the left and right, and a lip insert located between the two lip inserts and connected to the mouthpiece. A connecting frame integrated with two lip-embedding sheets, wherein the lip-embedding sheets are both provided with drainage devices for discharging water and aerosol in the oral cavity;

The drainage device includes a number of suction holes for entering the wastewater and aerosols in the oral cavity, a number of drainage pipes for draining the wastewater and aerosols, a water pipe for transporting the wastewater and aerosols, and for sucking the wastewater and aerosol into the suction holes One end of the negative pressure device is connected with a water delivery pipe, and the other end is connected with a waste water recovery device, the number of the drainage pipes and the suction holes are kept the same, and one end of several of the drainage pipes is connected with a number of water suction holes, respectively, The other end is connected with the water pipe.

As a further improvement of the present invention, a protective cover for protecting the oral mucosa is surrounded on the outer side of the lip-inserted sheet, the protective cover is made of silica gel, and the connecting frame is U-shaped.

As a further improvement of the present invention, the waste water recovery device includes a accommodating box for accommodating waste water, and the accommodating box and the negative pressure device are detachable.

As a further improvement of the present invention, the lip-inserted sheet is also provided with a resisting piece for reaching into the oral cavity to interfere with the oral mucosal wall, and the resisting piece can fit with the oral mucosal wall.

As a further improvement of the present invention, the interference piece is made of silica gel.

The beneficial effects of the utility model are as follows: the connecting frame is used to connect the two arc-shaped lip inserts together, so that the two arc-shaped lip inserts are located at both ends of the connecting frame. It is only necessary to hold the connecting frame by hand, and put the two curved lip inserts into the oral cavity. Through the setting of the connecting frame, during the operation, the doctor does not need to directly touch the lip inserts with his hands to insert the lips. The tablet is placed in the patient's mouth to avoid bacterial infection; the water absorption holes are arranged in multiples. First, during the operation of the doctor, the machine will spray a large amount of water and will produce a substance called aerosol (aerosol). If only one water absorption hole is set, when a large amount of water and aerosol are sprayed out, due to the limited diameter of the water absorption hole, it is difficult to inhale all the wastewater and aerosol in a short time. In the water absorption hole, the aerosol is easy to be released into the air. In the long run, it is easy to affect the health of others. Therefore, multiple water absorption holes are set up. When the doctor sprays water on which tooth, the waste water and aerosol can pass through the nearest tooth. The suction hole is discharged into the drainage tube, so that the waste water will not accumulate in the mouth because it is not discharged, and the aerosol will not be released into the air. One suction hole corresponds to one drainage tube, which can ensure the smooth flow of water to a certain extent. It can prevent the waste water from accumulating in the oral cavity because the water suction hole can not discharge the water in time; the negative pressure device can use a micro vacuum pump (which is small and easy to carry), the negative pressure device is connected with the water pipe, and the water pipe and the drainage pipe are connected. The negative pressure device will suck the waste water and aerosol in the water delivery pipe and the drainage pipe to the end with the negative pressure device, and then discharge the sucked waste water and aerosol into the waste water recovery device for centralized treatment. The negative pressure device can suck the waste water into the suction hole, and discharge the waste water and aerosol from the patient's mouth to the outside through the drainage tube and the water delivery tube, so it is not easy to cause the existing problems in the prior art due to frequent contact with blood and saliva during operation. cause cross-infection problems.

Description of drawings

Fig. 1 is the plane structure schematic diagram of the opening device;

Figure 2 is a cross-sectional view of the mouthpiece.

Reference numerals: 1, lip insert; 11, protective cover; 2, connecting frame; 3, drainage equipment; 31, suction hole; 32, drainage pipe; 33, water delivery pipe; 34, negative pressure device; 35, waste water recovery device; 5. accommodating box; 6. conflicting member.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings and embodiments. Wherein the same parts are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top" "Face", "inner" and "outer" refer to directions toward or away from the geometric center of a particular part, respectively.

Referring to Figures 1-2, a multi-hole opening device for use in a comprehensive dental treatment chair according to the present embodiment includes two curved lip embedded sheets 1 arranged symmetrically on the left and right, and a lip embedded sheet 1 located between the two lip embedded sheets 1 and connected with the mouth. A connecting frame 2 integrated with two lip-inserting sheets 1, and a drainage device 3 for discharging water and aerosol in the oral cavity is arranged in the lip-inserting sheets 1;

The drainage device 3 includes a number of suction holes 31 for the entry of wastewater and aerosols in the oral cavity, a number of drainage pipes 32 for drainage of wastewater and aerosols, a water pipe 33 for transporting wastewater and aerosols, and for transporting wastewater and aerosols. The sol is sucked into the negative pressure device 34 in the suction hole 31. One end of the negative pressure device 34 is communicated with the water delivery pipe 33, and the other end is communicated with a waste water recovery device 35. The number of the drainage pipe 32 and the suction hole 31 is consistent, and several One end of the drainage pipe 32 is communicated with a plurality of water suction holes 31 respectively, and the other end is communicated with the water delivery pipe 33 .

Before the doctor treats the patient, put the mouthpiece into the patient's mouth, make the lip insert sheet 1 fit into the oral cavity and fit the oral mucosa, open both sides of the oral cavity, and allow the doctor to open the patient's mouth during the treatment process. The mouth can be kept in the same state all the time, so as not to affect the doctor's sight due to the patient's own closing of the mouth during the treatment process, thereby affecting the doctor's operation, the connecting frame 2 is used to connect the two curved lip inserts 1. At the same time, the two arc-shaped lip inserts 1 are located at both ends of the connecting frame 2. When putting the mouthpiece into the patient's mouth, the doctor only needs to hold the connecting frame 2 by hand, and insert the two arc-shaped lip inserts 1. Put it into the oral cavity, through the setting of the connecting frame 2, during the operation, the doctor does not need to directly touch the lip-inserted sheet 1 with his hands to put the lip-inserted sheet 1 into the patient's mouth to avoid bacterial infection.

The suction hole 31 is arranged on the side facing the teeth. When the machine sprays water on the teeth, due to the action of the negative pressure device 34, the waste water will be sucked into the suction hole 31, and then flow to the water delivery pipe 33 through the drainage pipe 32, and the water delivery pipe 33 will Waste water and aerosols are drawn from the outside and flow into the waste water recovery device 35, and the suction holes 31 are arranged in multiples. First, during the operation of the doctor, the machine will spray a large amount of water, and a substance called aerosol (gas The sol is a gas, and the aerosol discharged in the air can easily affect the health of others.) If only one water absorption hole 31 is set, when a large amount of water and aerosol are sprayed out, due to the limited aperture of the water absorption hole 31, it is difficult to remove the waste water and gas in a short time. All the aerosols are inhaled into the water absorption holes 31, and the aerosols are easily distributed into the air. In the long run, it is easy to affect the health of others. Therefore, multiple water absorption holes 31 are provided. When the doctor sprays water on which teeth, the waste water and aerosols It can be discharged into the drainage tube 32 through the nearest suction hole 31, so that the waste water will not accumulate in the oral cavity because it is not discharged, and the aerosol will not be released into the air. One suction hole 31 corresponds to one drainage tube 32. To a certain extent, the smooth flow of water can be ensured, which can prevent waste water from accumulating in the oral cavity because the water suction holes 31 cannot discharge water in time. The diameter is small, and the flow of water through a certain period of time is limited, so it is difficult to discharge the wastewater.

The negative pressure device 34 can use a micro vacuum pump (its volume is small and easy to carry), the negative pressure device 34 is connected with the water pipe 33, the water pipe 33 and the drainage pipe 32 are both connected, and the negative pressure device 34 will connect the water pipe 33 and the drainage pipe 32. The waste water and aerosol in the drainage pipe 32 are sucked to the end provided with the negative pressure device 34, and then the sucked waste water and aerosol are discharged into the waste water recovery device 35 for centralized treatment. Inhaled into the suction hole 31, and the waste water and aerosol are discharged from the patient's mouth through the drainage tube 32 and the water delivery tube 33, so that it is not easy to cause the problem of cross infection caused by frequent contact with blood and saliva in the prior art. .

As an improved specific embodiment, a protective cover 11 for protecting the oral mucosa is surrounded on the outer side of the lip-inserted sheet 1 , the protective cover 11 is made of silica gel, and the connecting frame 2 is U-shaped.

Since the lip-inserted sheet 1 needs to be in contact with the oral mucosa, most of the lip-inserted sheets 1 in the prior art are made of plastic and have a certain hardness. However, the oral mucosa is relatively fragile. If the plastic directly contacts the oral mucosa, it is easy to damage the oral mucosa. Therefore, a layer of soft silica gel is set on the outside of the lip insert 1. One silica gel is soft and will not damage the oral cavity. In order to prevent the connecting frame 2 from colliding with the patient's chin and causing discomfort to the patient, the connecting frame 2 is provided with a part for the chin to be embedded in, and because the two ends of the connecting frame 2 are to be connected with the two lip embedding pieces 1 respectively, the connecting frame is 2 is arranged in a U shape, which can not only connect the lip inserts 1 at both ends, but also prevent the chin from colliding with the connecting frame 2 .

As an improved specific embodiment, the waste water recovery device 35 includes a accommodating box 5 for accommodating waste water, and the accommodating box 5 and the negative pressure device 34 are detachable.

The waste water is discharged into the accommodating box 5 from the water delivery pipe 33. When the accommodating box 5 accumulates a certain amount of waste water, the waste water needs to be dumped. Therefore, the accommodating box 5 needs to be taken out from the negative pressure device 34 and then the waste water is processed centrally. The provided accommodating box 5 and the negative pressure device 34 are detachable, so that in the process of treating waste water, the entire negative pressure device 34 does not need to be moved back and forth, saving labor.

As an improved specific embodiment, the lip-inserted sheet 1 is also provided with a resisting member 6 for extending into the oral cavity to interfere with the oral mucosal wall, and the resisting member 6 can fit with the oral mucosal wall.

The lip insert 1 can only spread the lips outward. When the patient needs to repair the second molar or third molar (the tooth that is more in the mouth), the oral mucosa on the edge of the second molar or the third molar needs to be supported outward. open to prevent the sight of the doctor from being affected during operation, and the provided resisting member 6 can spread the second molars or the third molars close to the oral mucosa wall.

As an improved specific embodiment, the resisting member 6 is made of silica gel.

The advantage of using silica gel for the conflict member 6 is that one silica gel is soft in texture and will not damage the oral mucosal wall, and the two silica gels are non-toxic, even if the silica gel directly contacts the oral mucosal wall, it will not damage the patient's health.

The above are only the preferred embodiments of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present utility model belong to the protection scope of the present utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (5)

1. A porous mouth gag for dentistry complex treatment chair which characterized in that: the mouth lip integrated type aerosol inhalation device comprises two arc-shaped mouth lip embedded sheets (1) which are arranged in a bilateral symmetry mode and a connecting frame (2) which is positioned between the two mouth lip embedded sheets (1) and integrated with the two mouth lip embedded sheets (1), wherein drainage equipment (3) for discharging water and aerosol in an oral cavity is arranged in each mouth lip embedded sheet (1);

drainage equipment (3) including be used for supplying a plurality of suction hole (31) that waste water and aerosol in the oral cavity got into, a plurality of drainage tube (32) that are used for drainage waste water and aerosol, raceway (33) that are used for carrying waste water and aerosol and be used for inhaling negative pressure device (34) in suction hole (31) with waste water and aerosol, negative pressure device (34) one end and raceway (33) intercommunication, the other end intercommunication has waste water recovery device (35), the quantity of drainage tube (32) and suction hole (31) keeps unanimous, and is a plurality of drainage tube (32) one end and a plurality of suction hole (31) communicate respectively, and the other end all switches on with raceway (33).

2. The multi-hole mouth gag used on dental unit chair as claimed in claim 1, characterized by: lip embedding piece (1) lateral surface encloses and is equipped with protective sheath (11) that are used for protecting the oral mucosa, protective sheath (11) are made by silica gel, link (2) are the U type.

3. The multi-hole mouth gag used on dental unit chair according to claim 1 or 2, characterized by: the waste water recovery device (35) comprises a containing box (5) for containing waste water, and the containing box (5) and the negative pressure device (34) are detachable.

4. The multi-hole mouth gag used on dental unit chair according to claim 3, characterized by: the oral lip embedded piece (1) is further provided with a touch piece (6) used for stretching into the oral cavity to touch the oral mucosa wall, and the touch piece (6) can touch the oral mucosa wall.

5. The multi-hole mouth gag used on dental unit chair according to claim 4, characterized by: the contact piece (6) is made of silica gel.

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