TWM639056U - Gas spray and suction oral mirror - Google Patents

Abstract

An air-jet and saliva-absorbing dental mirror includes a mirror frame, which has a connecting tube and a lens seat connected to the connecting tube. The connecting tube has a front blowing duct and a front suction duct, each of which is used to inject air into the lens seat. The lens on the lens is blown and the saliva is sucked through the saliva suction hole around the lens seat. The rear end of the connecting pipe is detachably connected to a handle. The blowing pipeline is connected, and the suction pipeline is connected with the front suction pipeline; when using this creation to check the patient's mouth, the blowing pipeline and the suction pipeline are respectively connected to the air pressure source and the negative pressure source, and the front blowing pipeline The gas blown by the air duct to the lens keeps the lens clear, and the saliva in the oral cavity can be sucked through the saliva suction holes, so as to achieve the dual-purpose functions of jetting and sucking saliva.

Description

Air suction saliva oral mirror

The invention relates to an oral inspection appliance; in particular, it relates to an air-jet and saliva-absorbing oral mirror.

Existing dental mirrors form a lens seat at the front end of the handle, and a lens is set on the lens seat. When in use, the dentist holds the handle to adjust and change the angle of the lens, and see the patient's oral cavity clearly through the reflection of the lens. The parts that cannot be directly seen are used for diagnosis or various dental medical technology operations.

Although the above-mentioned existing dental mirrors can allow the dentist to see clearly the parts of the oral cavity that cannot be seen directly during use, because the general dental mirrors only have the function of moving the lens and viewing the interior of the oral cavity from the image reflected by the lens, it still needs to be used in addition. The special saliva suction tube gets rid of the saliva in the patient's oral cavity, and the eyeglasses cannot be cleaned immediately when the eyeglasses are stained with water or dirty, and the image reflected by the eyeglasses cannot be kept clear.

In view of this, the purpose of this creation is to provide a dental mirror, which has the functions of jetting air to keep the lens clear and sucking saliva, which is convenient for users and dentists to use when examining the patient's oral cavity.

In order to achieve the above purpose, this creation provides a mouth mirror for jet and saliva suction, which includes a mirror frame and a handle. The mirror frame includes a connecting tube, a lens seat and a lens. There is a front blowing duct and a front suction duct in the connecting tube. The front end of the front blowing tube has an air blowing port. It has a front quick-release structure, the lens seat is arranged obliquely relative to the connecting tube and connected to the bottom of the front end of the connecting tube, the top surface of the lens seat is concave to form a groove, and the rear side of the groove is connected to the front suction The air duct communicates, and a plurality of saliva suction holes communicated with the groove are arranged around the lens seat, the lens is embedded and fixed on the top side of the groove, and the blowing port faces the lens. The inside of the handle has an air blowing pipe and an air suction pipe. The front end of the handle has a rear quick release structure. The gas pipe is connected, and the air suction pipe is connected with the front air suction pipe.

When this creation is used, the handle is held by the user and the dentist, so that the air blowing pipe is connected to an air pressure source, through the air blowing pipe, the front air blowing pipe, and finally the air is blown to the lens from the blowing port to keep the lens clear . A negative pressure source is connected to the air suction pipe so that when the frame is inserted into the mouth of a person, the saliva in the mouth can be sucked from the saliva suction holes, so that the invention has the function of blowing air to keep the lens clear and The dual-purpose function of sucking saliva in the oral cavity is convenient for users to use.

In order to illustrate this creation more clearly, a preferred embodiment is given hereby and detailed description is as follows in conjunction with drawings. Please refer to Fig. 1 to Fig. 4, which is a preferred embodiment of an air-jet and saliva-absorbing oral mirror 100, which includes a mirror frame 10 and a handle 20 combined with the mirror frame 10, wherein:

The mirror frame 10 includes a connecting tube 12, a lens seat 14 and a lens 16. The connecting tube 12 is a straight rod body and has a front blowing duct 121 and a front suction duct 122 inside. The front blowing duct 121 The front end of the connecting pipe 12 has an air blowing port 123, and the rear end of the connecting pipe 12 has a front quick release structure 124, which is an internally threaded hole in this preferred embodiment. The lens seat 14 is arranged obliquely relative to the connecting tube 12 and is connected to the bottom of the front end of the connecting tube 12. The top surface of the lens seat 14 is recessed to form a groove 141, and the rear side of the groove 141 is in contact with the front air suction. The pipe 122 communicates, and a plurality of saliva suction holes 142 communicating with the groove 141 are perforated around the lens seat 14. The lens 16 is embedded and fixed on the top side of the groove 141, and the blowing port 123 faces the lens 16. .

The inside of the handle 20 has a blowing duct 22 and an air suction duct 24. The front end of the handle 20 has a rear quick release structure 26. In this preferred embodiment, the rear quick release structure 26 is an external threaded rod. The quick release structure 26 is detachably combined with the front quick release structure 124 in a screw-locked manner, so that the blowing duct 22 of the handle 20 is connected with the front blowing duct 121 of the mirror frame 10, and the air suction duct 24 is connected with the front blowing duct 121 of the mirror frame 10. The front air suction duct 122 of the mirror frame 10 is connected. In other preferred embodiments, the front quick-release structure 124 and the rear quick-release structure 26 can be concave-convex buckle structures, which also have a detachable combination effect.

When this creation is used, it is to connect an air pressure source and a negative pressure source at the rear end of the handle 20, so that the air blowing pipeline 22 is connected with the air pressure source, and finally the air blowing pipeline 22 and the front air blowing pipeline 121 are blown. The air port 123 blows air to the eyeglass 16 to blow away the attachments on the surface of the eyeglass 16 to keep the eyeglass 16 clear. The suction pipe 24 is connected with the negative pressure source, so that when the frame 10 is inserted into the mouth of the person, the saliva in the oral cavity can be sucked from the saliva suction holes 142 and passed through the front suction pipe 122 , the suction pipe 24 is drawn out. Due to the aforementioned structure, the invention has the dual functions of keeping the lens clear and sucking saliva in the oral cavity.

Please refer to shown in Fig. 1 to Fig. 4, further illustrate the structure of this creation. The handle 20 is a straight rod body extending in the front-to-back direction, the air blowing duct 22 is located at the upper half of the handle 20 , and the air suction duct 24 is located at the lower half of the handle 20 . The front air blowing duct 121 is located at the upper half of the connecting pipe 12, the front air suction duct 122 is located at the lower half of the connecting pipe 12, and the middle of the handle 20 has a section 21 around which the handle 20 is located. The surface between the node portion 21 and the rear quick release structure 26 forms a concave arc shape 211 for human hand gripping.

The mirror frame 10 has an opening 28. In this preferred embodiment, the opening 28 is formed on the top of the handle 20 and adjacent to the rear of the rear quick release structure 26. The front side of the surrounding wall of the opening 28 is a plane. . A control switch 30 is arranged at the switch opening 28, and the control switch 30 is used to control the opening or closing of the blowing duct 22. Specifically, the switch port 28 communicates with the blowing pipe 22, the control switch 30 is an elastic block and has a block portion 32 and a button portion 34 connected above the block portion 32, the block portion Part 32 is airtightly embedded in the blowing duct 22, the contour around the button part 34 conforms to the contour around the switch opening 28, the button part 34 passes through the switch port 28 upwards, and the insert part 32 The front and rear sides have a front notch 321 and a rear notch 322 that do not communicate with each other. The front end of the push button part 34 has a drainage hole 341 extending backward. The front side is closed, and the back side of the drainage hole 341 communicates with the rear notch 322 .

Please refer to FIG. 4 and shown in FIG. 5 , the block portion 32 of the control switch 30 blocks and closes the blowing duct 22 so that the blowing duct 22 does not communicate with the front blowing duct 121 . When the push button part 34 is pressed, the front side of the insert part 32 is deformed downward toward the space of the front notch 321, and the front end of the drainage hole 341 is moved down to communicate with the front blowing duct 121, and the front air blowing duct 121 is opened. The air blowing duct 22 makes the air blowing duct 22 communicate with the front air blowing duct 121 through the drainage hole 341 , and the airflow injected by the air blowing duct 22 can blow air to the lens 16 through the air blowing port 123 . When the push button part 34 is released after pressing, since the control switch 30 bounces back to its original shape, the blowing duct 22 is closed by the control switch 30 again.

The above descriptions are only the preferred feasible embodiments of this creation, and all equivalent changes made by applying the instructions of this creation and the scope of the patent application should be included in the scope of the patent of this creation.

[this creation] 100: Air jet and saliva suction oral mirror 10: frame 12: connecting pipe 121: Front blowing pipe 122: front suction pipe 123: Blowing port 124: Front quick release structure 14: Lens seat 141: Groove 142: Saliva suction hole 16: Lens 20: handle 21: section department 211: concave arc shape 22: blowing pipe 24: suction pipe 26: Rear quick release structure 28: switch port 30: Control switch 32: Embedded part 321: front notch 322: rear notch 34: Button part 341: drainage hole

Fig. 1 is a perspective view of a preferred embodiment of the invention. FIG. 2 is an exploded view of FIG. 1 . Fig. 3 is a perspective view of the control switch of the above-mentioned preferred embodiment of the invention. Fig. 4 is the sectional view of above-mentioned preferred embodiment of this creation. Fig. 5 is a schematic diagram of the cross-sectional action of pressing the control switch of the present invention.

100: Air jet and saliva suction oral mirror

10: frame

12: connecting pipe

123: Blowing port

14: Lens seat

16: Lens

20: handle

21: section department

211: concave arc shape

30: Control switch

Claims (6)

An air-jet saliva suction oral mirror, comprising: A spectacle frame, including a connecting tube, a lens holder and a lens, the connecting tube has a front air blowing duct and a front air suction duct, the front end of the front blowing duct has an air blowing port, the rear of the connecting tube The end has a front quick-release structure, the lens seat is inclined relative to the connecting tube and connected to the bottom of the front end of the connecting tube, the top surface of the lens seat is concave to form a groove, the rear side of the groove is connected to the front The air suction duct communicates, and a plurality of saliva suction holes communicating with the groove are pierced around the lens seat, the lens is embedded and fixed on the top side of the groove, and the air blowing port faces the lens; and A handle with an air blowing pipe and an air suction pipe inside, the front end of the handle has a rear quick release structure, the rear quick release structure is detachably combined with the front quick release structure, so that the air blowing pipe and the front quick release structure The blowing pipeline is connected, and the suction pipeline is connected with the front suction pipeline. The air-jet and saliva-suction oral mirror as described in claim 1, wherein the handle has a switch opening, and a control switch is arranged on the switch opening, and the control switch controls the opening or closing of the air blowing duct. The air-jet and saliva-suction oral mirror as described in claim 2, wherein the switch opening communicates with the blowing duct, the control switch is an elastic block and has a block part and a button part connected above the block part , the slug part is airtightly embedded in the air blowing pipe, the push button part passes through the switch opening upwards, the front and rear sides of the slug part have a front notch and a rear notch that are not connected to each other, The front end surface of the push button part has a drainage hole extending backward, the front end of the drainage hole is closed by the front side of the wall of the switch opening, and the back side of the drainage hole communicates with the rear notch; when the push button part is pressed, the The front side of the insert block is deformed downward, and the front end of the drainage hole communicates with the front blowing pipeline, so that the blowing pipeline communicates with the front blowing pipeline through the drainage hole. The air-jet and saliva-suction oral mirror as described in claim 3, wherein the handle is a straight rod body extending in the front-rear direction, the switch opening is formed on the top of the handle, and is adjacent to the rear of the rear quick-release structure, the air-blowing The pipe is located in the upper half of the handle, the suction pipe is located in the lower half of the handle; the front blowing pipe is located in the upper half of the connecting pipe, and the front air suction pipe is located in the lower half. The air-jet and saliva-absorbing oral mirror as described in any one of claims 1 to 4, wherein the front quick-release structure is an internally threaded hole, the rear quick-release structure is an external threaded rod, and the front quick-release structure is connected to the rear quick-release structure. Construct a screw-lock joint. The air and saliva suction dental mirror as described in claim 5, wherein there is a joint around the middle of the handle, and a concave arc is formed on the surface of the handle between the joint and the rear quick-release structure to provide gripping by human hands shape.

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