Dental chair with oral isolator

Abstract

A dental chair with an oral isolator comprises: a dental chair body, an oral isolator, a tray, a tray bracket and a sewage pipe; the oral isolator is used to isolate the oral cavity from the trachea, and comprises an isolator body, a sealing retaining ring and a T-shaped connector; the isolator body comprises a hollow cylindrical tube bracket, a tongue plate, a polygonal sealing plate, a first upper isolating plate and a second upper isolating plate; the oral isolator is used to separate dirt and ventilation without interference, can closely fit the patient's oral cavity, and at the same time maintain a clear field of vision in the treatment area to ensure the safety of the treatment process.

Description

Technical Field

[0001] The invention relates to the field of dental chairs, in particular to a dental chair with an oral cavity isolator. Background Art

[0002] Traditional dental chairs only have height adjustment functions, and cannot adjust the pitch angles of different positions according to the needs of patients. Patients are not comfortable during treatment. In addition, during dental treatment, waste, liquid, etc. will be generated and flow into the patient's body along with the patient's breathing, causing discomfort to the patient and interfering with the doctor's operation. Therefore, providing a dental chair with oral isolation function and easy adjustment is a technical problem that technicians urgently need to solve. Summary of the invention

[0003] In view of the above technical problems, the present invention provides a dental chair with an oral isolator, comprising: a dental chair body, an oral isolator, a tray, a tray bracket and a sewage pipe;

[0004] The dental chair body comprises a backrest plate, a seat plate, a leg support plate, a lifting adjustment structure and a pitch adjustment structure; the lifting adjustment structure is arranged at the bottom of the seat plate, and is used to adjust the height of the dental chair body; the connection between the backrest plate and the seat plate, and the connection between the seat plate and the leg support plate are both provided with the pitch adjustment structure, and the pitch adjustment structure is used to adjust the connection angle;

[0005] The tray bracket is arranged on the side of the dental chair body, the tray is arranged on the top of the tray bracket, and the oral cavity isolator is placed on the tray; the oral cavity isolator is used for isolating the oral cavity from the trachea.

[0006] Optionally, the oral isolator comprises: an isolator body, a sealing retaining ring and a T-shaped connector; the isolator body comprises a hollow cylindrical tube bracket, a tongue plate, a polygonal sealing plate and a first upper isolator plate;

[0007] The hollow cylindrical tube support comprises a first lower tube, a second lower tube, a first middle tube, a second middle tube, a first upper tube, a second upper tube and an upper connecting tube; the first lower tube and the second lower tube have the same structure and are located at the bottom; the first middle tube and the second middle tube have the same structure and are located in the middle; the first upper tube and the second upper tube have the same structure and are located at the top; the first lower tube is connected to the first middle tube, the first middle tube is connected to the first upper tube, the second lower tube is connected to the second middle tube, the second middle tube is connected to the second upper tube, and the upper connecting tube is connected between the first upper tube and the second upper tube; the T-shaped connector is connected between the first lower tube and the second lower tube; the upper connecting tube is provided with a through hole connected to the outside;

[0008] The angle between the lower tube and the middle tube is an obtuse angle, and the angle between the middle tube and the upper tube is an obtuse angle; the angle between the first lower tube and the second lower tube is an acute angle, and the angle between the first upper tube and the second upper tube is an acute angle;

[0009] The tongue plate is shaped as a gradually increasing arched protrusion, and the tongue plate is arranged between the first lower tube and the second lower tube; the area enclosed by the first upper tube, the second upper tube and the upper connecting tube is sealed with the first upper isolation plate, and the first upper isolation plate extends to the top of the middle tube; the area between the first upper isolation plate, the middle tube and the tongue plate is sealed with a polygonal sealing plate.

[0010] Optionally, elastic connecting bent pipes are provided between the first lower tube and the first middle tube, between the first middle tube and the first upper tube, between the second lower tube and the second middle tube, between the second middle tube and the second upper tube, between the first lower tube and the T-shaped connector, and between the second lower tube and the T-shaped connector.

[0011] Optionally, the lower tube includes upper suction holes arranged in an array, lower suction holes arranged in an array, and a middle partition; the middle partition divides the lower tube into two upper and lower spaces, the upper suction holes are connected to the upper space, and the lower suction holes are connected to the lower space; the upper suction holes are located on the upper side of the tongue plate, and the lower suction holes are located on the lower side of the tongue plate.

[0012] Optionally, the interior of the T-shaped connector is a hollow structure and is connected to the sewage pipe, and the bottom of the sewage pipe is connected to a suction device.

[0013] Optionally, a second upper isolation plate is arranged on the upper side of the first upper isolation plate, the second upper isolation plate has the same shape as the first upper isolation plate, a hollow interlayer is formed between the first upper isolation plate and the second upper isolation plate, and the upper tube is provided with a plurality of air holes connected to the hollow interlayer.

[0014] Optionally, staggered and downwardly inclined baffle plates are arranged inside the middle tube.

[0015] Optionally, the sealing retaining ring is arranged at the rear of the isolator body, and the shape of the sealing retaining ring matches the contour of the rear of the oral cavity.

[0016] Optionally, the hollow cylindrical tube bracket, the tongue plate, the polygonal sealing plate, the first upper isolation plate and the second upper isolation plate are all made of elastic materials.

[0017] Compared with the prior art, the present invention has achieved the following technical effects:

[0018] 1. The dental chair can be adjusted in height and different position angles to improve the patient's comfort during treatment.

[0019] 2. The dental chair is equipped with an oral isolator, which can fit the patient's mouth tightly. The isolator body, sealing ring and other structures cooperate to achieve isolation of the oral cavity and trachea, separation of dirt and non-interference of ventilation, while maintaining a clear view of the treatment area to ensure the safety of the treatment process.

[0020] 3. The middle partition inside the isolator body can prevent the liquid from flowing on the upper and lower sides of the tongue plate, ensuring the discharge of the secretions on the lower side of the tongue plate while preventing the contamination of the lower side of the tongue plate, further improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic structural diagram of a dental chair with an oral isolator provided in one embodiment of the present invention;

[0022] Figure 2 A schematic structural diagram of an oral cavity isolator in a dental chair provided with an oral cavity isolator according to an embodiment of the present invention;

[0023] Figure 3 A schematic diagram of the structure of an isolator body in a dental chair with an oral isolator provided in one embodiment of the present invention;

[0024] Figure 4 A schematic diagram of the structure and connection of the lower tube of a dental chair with an oral isolator provided in one embodiment of the present invention;

[0025] Figure 5 A schematic structural diagram of a middle tube, a first upper isolation plate, and a second upper isolation plate in a dental chair with an oral isolator provided in one embodiment of the present invention;

[0026] Figure 6A schematic diagram of the connection structure of a tongue plate, a polygonal sealing plate and a first upper isolation plate in a dental chair with an oral isolator provided in one embodiment of the present invention;

[0027] Figure 7 A rendering diagram of an oral cavity isolator in a dental chair provided with an oral cavity isolator according to an embodiment of the present invention.

[0028] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0029] It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

[0030] like Figure 1-7 As shown, an embodiment of the present invention provides a dental chair with an oral isolator, comprising: a dental chair body 1, an oral isolator 2, a tray 3, a tray support 4 and a drain pipe 5;

[0031] The dental chair body 1 includes a backrest plate, a seat plate, a leg support plate, a lifting adjustment structure and a pitch adjustment structure; the lifting adjustment structure is arranged at the bottom of the seat plate, and is used to adjust the height of the dental chair body 1; the connection between the backrest plate and the seat plate, and the connection between the seat plate and the leg support plate are both provided with the pitch adjustment structure, and the pitch adjustment structure is used to adjust the connection angle;

[0032] The tray support 4 is disposed on the side of the dental chair body 1 , the tray 3 is disposed on the top of the tray support 4 , and the oral cavity isolator 2 is placed on the tray 3 ; the oral cavity isolator is used to isolate the oral cavity from the trachea.

[0033] Optionally, the oral isolator 2 comprises: an isolator body 21, a sealing ring 22 and a T-shaped connector 23; the isolator body 21 comprises a hollow cylindrical tube bracket, a tongue plate 215, a polygonal sealing plate 216 and a first upper isolator plate 217;

[0034] The hollow cylindrical tube support includes a first lower tube 211a, a second lower tube 211b, a first middle tube 212a, a second middle tube 212b, a first upper tube 213a, a second upper tube 213b and an upper connecting tube 214; the first lower tube 211a and the second lower tube 211b have the same structure and are located at the bottom; the first middle tube 212a and the second middle tube 212b have the same structure and are located in the middle; the first upper tube 213a and the second upper tube 213b have the same structure and are located at the top; the first lower tube 211a The first middle tube 212a is connected to the first upper tube 213a, the second lower tube 211b is connected to the second middle tube 212b, the second middle tube 212b is connected to the second upper tube 213b, the upper connecting tube 214 is connected between the first upper tube 213a and the second upper tube 213b; the T-shaped connecting piece 23 is connected between the first lower tube 211a and the second lower tube 211b; the upper connecting tube 214 is provided with a through hole connected to the outside;

[0035] The angle between the lower tubes (211a, 211b) and the middle tubes (212a, 212b) is an obtuse angle, and the angle between the middle tubes (212a, 212b) and the upper tubes (213a, 213b) is an obtuse angle; the angle between the first lower tube 211a and the second lower tube 211b is an acute angle, and the angle between the first upper tube 213a and the second upper tube 213b is an acute angle;

[0036] The tongue plate 215 is shaped as a gradually increasing arched protrusion, and the tongue plate 215 is arranged between the first lower tube 211a and the second lower tube 211b; the area enclosed by the first upper tube 213a, the second upper tube 213b and the upper connecting tube 214 is sealed and connected with the first upper isolation plate 217, and the first upper isolation plate 217 extends to the top of the middle tube (212a, 212b); the area between the first upper isolation plate 217, the middle tube (212a, 212b) and the tongue plate 215 is sealed and connected with a polygonal sealing plate 216.

[0037] Optionally, connecting elbows are provided between the first lower tube 211a and the first middle tube 212a, between the first middle tube 212a and the first upper tube 213a, between the second lower tube 211b and the second middle tube 212b, between the second middle tube 212b and the second upper tube 213b, between the first lower tube 211a and the T-shaped connector 23, and between the second lower tube 211b and the T-shaped connector 23.

[0038] Optionally, the lower tube (211a, 211b) includes an array of upper suction holes 2111, an array of lower suction holes 2112, and a middle partition 2113; the middle partition 2113 separates the lower tube (211a, 211b) into two upper and lower spaces, the upper suction holes 2111 are connected to the upper space, and the lower suction holes 2112 are connected to the lower space; the upper suction holes 2111 are located on the upper side of the tongue plate 215 (cooperating with the suction device to absorb filling materials, liquids, etc. dropped during tooth treatment), and the lower suction holes 2112 are located on the lower side of the tongue plate 215 (cooperating with the suction device to absorb the lower secreted liquid).

[0039] Optionally, the interior of the T-shaped connector 23 is a hollow structure and is connected to the sewage pipe 5 , and a suction device is connected to the bottom of the sewage pipe 5 .

[0040] Optionally, a second upper isolation plate 218 is arranged on the upper side of the first upper isolation plate 217, and the second upper isolation plate 218 has the same shape as the first upper isolation plate 217. There is a hollow interlayer between the first upper isolation plate 217 and the second upper isolation plate 218, and the upper tube (213a, 213b) is provided with a plurality of air holes connecting the hollow interlayer.

[0041] Optionally, staggered and downwardly inclined baffle plates are provided inside the middle tubes (212a, 212b) to prevent the substances in the lower tubes (211a, 211b) from being sucked back during inhalation.

[0042] Optionally, the sealing ring 22 is arranged at the rear of the isolator body 21, and the shape of the sealing ring 22 matches the contour of the rear of the oral cavity.

[0043] Optionally, the hollow cylindrical tube bracket, the tongue plate 215, the polygonal sealing plate 216, the first upper isolation plate 217 and the second upper isolation plate 218 are all made of transparent elastic materials, such as rubber, plastic, etc.

[0044] Optionally, the lifting and lowering adjustment structure is a lifting cylinder.

[0045] Optionally, the tray support 4 is provided with a perforation, and the sewage pipe 5 is connected to the oral isolator 2 via the perforation.

[0046] The working principle of the dental chair with an oral isolator is as follows: the patient sits on the dental chair body 1, and the height and pitch angle of the dental chair body 1 are adjusted. After the adjustment is completed, the oral isolator 2 is placed in the patient's mouth, and the isolator body 21 opens the patient's mouth. The lower tube (211a, 211b) is located on the inner side of the lower teeth, the upper tube (213a, 213b) is located on the inner side of the upper teeth, and the sealing ring 22 is located at the back of the mouth. During the dental treatment process, the dropped waste, liquid, etc. are absorbed to the outside through the upper suction hole 2111 of the lower tube (211a, 211b), and the tongue secretion is absorbed to the outside through the lower suction hole 2112 of the lower tube (211a, 211b).

[0047] The upper connecting tube 214 can be connected to an external gas transmission device to increase the air supply flow. The upper connecting tube 214 is provided with a through hole connected to the outside. The external gas is transmitted to the hollow interlayer between the isolation plates (217, 218) through the through hole and multiple air holes opened in the upper tube (213a, 213b), and finally transmitted to the trachea. The exhaled gas can be transported to the outside through the air holes and the lower suction hole 2112.

[0048] The setting structure of the oral isolator can achieve isolation between the oral cavity and the trachea. The isolator can be made of soft and transparent materials, and the collection structure and tracheal channel are separated to achieve dirt separation and non-interference in ventilation. It can fit the patient's mouth tightly while maintaining a clear view of the treatment area to ensure the safety of the treatment process.

[0049] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the present invention.

Claims

1. A dental chair with an oral isolator, comprising: A dental chair body, an oral cavity isolator, a tray, a tray bracket and a sewage pipe; the dental chair body comprises a backrest plate, a seat plate, a leg support plate, a lifting adjustment structure and a pitch adjustment structure; the lifting adjustment structure is arranged at the bottom of the seat plate, and is used to adjust the height of the dental chair body; the connection between the backrest plate and the seat plate, and the connection between the seat plate and the leg support plate are both provided with the pitch adjustment structure, and the pitch adjustment structure is used to adjust the connection angle; the tray bracket is arranged on the side of the dental chair body, the tray is arranged on the top of the tray bracket, and the oral cavity isolator is placed on the tray; the oral cavity isolator is used to isolate the oral cavity from the trachea; The oral isolator comprises: an isolator body, a sealing retaining ring and a T-shaped connector; the isolator body comprises a hollow cylindrical tube bracket, a tongue plate, a polygonal sealing plate and a first upper isolating plate; the hollow cylindrical tube bracket comprises a first lower tube, a second lower tube, a first middle tube, a second middle tube, a first upper tube, a second upper tube and an upper connecting tube; the first lower tube and the second lower tube have the same structure and are located at the bottom; the first middle tube and the second middle tube have the same structure and are located in the middle; the first upper tube and the second upper tube have the same structure and are located at the top; the first lower tube is connected to the first middle tube, the first middle tube is connected to the first upper tube, the second lower tube is connected to the second middle tube, the second middle tube is connected to the second upper tube, the first upper tube is connected to the The upper connecting tube is connected between the second upper tubes; the T-shaped connecting piece is connected between the first lower tube and the second lower tube; the upper connecting tube is provided with a through hole connected to the outside; the angle between the lower tube and the middle tube is an obtuse angle, and the angle between the middle tube and the upper tube is an obtuse angle; the angle between the first lower tube and the second lower tube is an acute angle, and the angle between the first upper tube and the second upper tube is an acute angle; the shape of the tongue plate is a gradually increasing arched protrusion, and the tongue plate is arranged between the first lower tube and the second lower tube; the area enclosed by the first upper tube, the second upper tube and the upper connecting tube is sealed with the first upper isolation plate, and the first upper isolation plate extends to the top of the middle tube; the area between the first upper isolation plate, the middle tube and the tongue plate is sealed with a polygonal sealing plate.

2. The dental chair according to claim 1, characterized in that: in, Elastic connecting elbows are provided between the first lower tube and the first middle tube, between the first middle tube and the first upper tube, between the second lower tube and the second middle tube, between the second middle tube and the second upper tube, between the first lower tube and the T-shaped connector, and between the second lower tube and the T-shaped connector.

3. The dental chair according to claim 2, characterized in that: in, The lower tube includes upper suction holes arranged in an array, lower suction holes arranged in an array, and a middle partition; the middle partition divides the lower tube into two upper and lower spaces, the upper suction holes are connected to the upper space, and the lower suction holes are connected to the lower space; the upper suction holes are located on the upper side of the tongue plate, and the lower suction holes are located on the lower side of the tongue plate.

4. The dental chair according to claim 3, characterized in that: in, The interior of the T-shaped connector is a hollow structure and is connected to the sewage pipe. The bottom of the sewage pipe is connected to a suction device.

5. The dental chair according to claim 4, characterized in that: in, A second upper isolation plate is arranged on the upper side of the first upper isolation plate. The second upper isolation plate has the same shape as the first upper isolation plate. A hollow interlayer is formed between the first upper isolation plate and the second upper isolation plate. The upper tube is provided with a plurality of air holes connected to the hollow interlayer.

6. The dental chair according to claim 5, characterized in that: in, The middle tube is provided with staggered and downwardly inclined baffle plates.

7. The dental chair according to claim 6, characterized in that: in, The sealing ring is arranged at the rear of the isolator body, and the shape of the sealing ring matches the contour of the rear of the oral cavity.

8. The dental chair according to claim 7, wherein: in, The hollow cylindrical tube support, the tongue plate, the polygonal sealing plate, the first upper isolation plate and the second upper isolation plate are all made of elastic materials.

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