TWI776734B - Dental pulp activity detection device - Google Patents

Abstract

The present invention provides a dental pulp activity detection device, which comprises a vortex tube body, a set of protection tube bodies arranged on the outer peripheral side of the vortex tube body, a first conduction module locked at one end of the protection tube body, A second conduction module, a first tube body and a second tube body locked at the other end of the protection tube body; the vortex tube body has an air inlet locked to the first tube body, the protection tube body There is a return air outlet for locking the second pipe body, wherein one end of the first conduction module is accommodated in the vortex tube body, the other end is protruded from the protection tube body, and one end of the second conduction module is It is accommodated in the body of the vortex tube, and the other end is protruded from the body of the protection tube, so that it is convenient to be combined with a dentist's chair to perform pulp activity detection on the affected tooth.

Description

Dental pulp activity detection device

The present invention relates to a tooth activity detection device, in particular to a dental pulp activity detection device for a dentist to test the pulp activity state of a tooth by means of cold or heat.

Dental pulp is the soft tissue inside each tooth in the human body. The dental pulp roughly includes nerves, arteries, veins, and lymphatic vessels. The dentin below the enamel has a pulp cavity, and the pulp cavity will form a dental pulp cavity. Or multiple root canals to connect with the tissue in the alveolar bone. Therefore, when the external environment causes irritation to the tooth, such as bacterial infection, physical and chemical stimulation, or immune response, it will cause the pulp in the pulp cavity. Inflammation is caused by pulp disease, and there are many types of pulp diseases. Therefore, dentists usually perform a pulp vitality temperature test on a tooth to determine which tooth is diseased and suffering from pulp disease. type, and then appropriate treatment methods can be adopted.

However, the pulp vitality temperature test usually stimulates the patient's teeth through cold or hot stimulation, and observes the response of the teeth according to the cold or hot stimulation environment, and then obtains the teeth of the teeth. The pulp state is used as the basis for judging the treatment method; and the commonly used cold or heat stimulation methods include cold test, heat test, electrical test and cavity test. Among them, the cold test usually uses popsicles, carbon dioxide A cryobar or cotton ball sprayed with tetrafluoroethane to stimulate fluid movement in the dentinal tubules and thereby stimulate sensory receptors in the pulp; whereas thermal tests are usually performed with hot water, heated material or special A tool that generates a heat source is also used to stimulate the movement of fluid in the dentinal tubules, and thereby stimulate the sensory receptors in the pulp; also, some dentists also use electric current to stimulate the pulp sensory nerves to perform pulp tests. , if the patient feels tingling, numb or sour during the test, he can release the metal rod he is holding or signal to the doctor; With refrigerators, alcohol and other equipment, not only the cost is high, but also the burning Alcohol lamps have safety concerns. When testing with cold or hot water, it is easy to stimulate non-affected teeth due to excessive water flow, resulting in misjudgment by doctors. Therefore, how to combine the pneumatic device of the existing dentist's chair to provide the stable cold test temperature and hot test temperature required by dentists for pulp activity testing to diagnose the correct teeth and provide the correct teeth A dental pulp activity detection device according to a treatment method, in order to improve the above-mentioned deficiencies in the prior art, is a problem that the industry needs to overcome urgently.

The purpose of the present invention is to provide a dental chair that can be combined with the existing dental chair, using the dental chair to provide high-pressure air, and then allowing the high-pressure air to pass through a vortex tube to generate cold and hot gases to conduct to the corresponding conductor, thereby providing pulp activity. A dental pulp activity detection device for detecting the required cold and hot temperatures.

In order to achieve the above purpose, the present invention provides a dental pulp activity detection device, which mainly includes a vortex tube body, a set of protective tube bodies arranged on the outer peripheral side of the vortex tube body, a first conduction module, and a second conduction module. Module, a first tube body and a second tube body; wherein, the vortex tube body has an air inlet, a first air outlet, a second air outlet, a first airflow channel and a plurality of first positioning holes , wherein the first airflow channel is connected to the air inlet, the first air outlet and the second air outlet, and the first positioning holes are recessed and formed on the outer sidewall surface of the vortex tube body; the protection tube body has a a return air outlet, a first set of ports, a first cover, a second set of ports, a second cover, a second airflow channel, a third set of ports, a plurality of second positioning holes and a plurality of positioning locks, A second positioning hole is formed through the body of the protection tube relative to the first positioning holes. The first cover is locked on the first set of interfaces and has a first through hole in the axial direction. The cover body is locked on the second set of ports and has a second through hole in the axial direction, the second air passage is connected to the first set of ports, the second set of ports and the air return port, and the third set of ports is adjacent to the the air return port; the first conduction module is locked on the first through hole; the second conduction module is locked on the second through hole; the first pipe body penetrates the third set of interfaces, and It is locked at the air inlet and has a first connection port at the other end opposite to the air inlet; and the first connection port is The two pipe bodies are locked at the air return port, and a second connection port is arranged opposite the other end of the air return port; thereby, the positioning locks are respectively inserted through the corresponding second positioning holes in sequence and locked. In the corresponding first positioning holes, one end of the first conduction module is accommodated in the first air outlet, the other end is protruded from the first through hole, and one end of the second conduction module is accommodated in the first air outlet. It is placed on the second air outlet, and the other end is protruded from the second through hole.

Further, the first conduction module includes a first conduction tube body and a first conductor, and the first conduction tube body is provided with at least one first conduction channel along its axial direction and each of them along its radial direction. At least one first air exhaust hole is drilled through, each of the first conduction channels is connected to one of the first air exhaust holes, and one end of the first conduction pipe body is formed with a first lock hole along its axial direction. The keyhole locks the first conductor.

Further, the first airflow channel, the first conduction channels, the first air exhaust holes and the second airflow channel are communicated with each other.

Further, the second conduction module includes a second conduction tube body and a second conductor, and the second conduction tube body is provided with at least one second conduction channel along the axial direction thereof and parallel with each other along the radial direction thereof. At least one second air exhaust hole is drilled through, each of the second conduction passages is connected to one of the second air exhaust holes, and one end of the second conduction pipe body is formed with a second lock hole along its axial direction. The lock hole locks the second conductor.

Further, the first airflow channel, the second conduction channels, the second air exhaust holes and the second airflow channel are communicated with each other.

Further, the first air exhaust holes are arranged between the first cover and the first air outlet.

Further, the second air exhaust holes are arranged between the second cover and the second air outlet.

Further, the first through hole is arranged opposite to the first air outlet, and the second through hole is arranged opposite to the second air outlet.

A dental pulp activity detection device of the present invention has the following advantages:

1. The first tube body locked by the vortex tube body of the present invention and the second tube system locked by the protection tube body can be respectively connected to the air duct of the dentist chair without adding a cooling device or a heating device. , to increase the convenience of use.

2. The dental pulp activity detection device of the present invention utilizes the first conductor or the second conductor to directly detect the affected tooth, and the first conductor and the second conductor can be performed according to the size of the affected tooth. Instead, increase the accuracy and convenience of detection.

100: Dental pulp activity detection device

10: Vortex tube body

11: air inlet

12: The first air outlet

13: The second air outlet

14: The first airflow channel

15: The first positioning hole

16: Insulation layer

20: Protection tube body

21: return air outlet

22: The first group of interfaces

23: The first cover

231: first through hole

24: The second group of interfaces

25: Second cover

251: second through hole

26: Second airflow channel

27: The third group of interfaces

28: Second positioning hole

29: Positioning locks

30: The first conduction module

31: The first conduction tube body

311: The first conduction channel

312: The first row of air holes

313: The first keyhole

32: First Conductor

40: The second conduction module

41: Second conduction tube body

411: Second conduction channel

412: Second row of air holes

413: Second keyhole

42: Second Conductor

50: The first tube body

51: The first connection port

60: Second tube body

61: Second connector

Fig. 1 is a three-dimensional combined schematic diagram of the dental pulp activity detection device of the present invention.

Fig. 2 is a schematic exploded perspective view of the dental pulp activity detection device of the present invention.

Fig. 3 is a schematic cross-sectional view of the pulp activity detection device of the present invention.

Fig. 4 is a schematic diagram of the operation of the dental pulp activity detection device of the present invention.

Several preferred embodiments of the technical features and operation methods of the present application are listed hereafter, together with the illustrations and descriptions, for the reference of examination. Furthermore, the scales of the drawings in the present invention are not necessarily drawn according to the actual scale for the convenience of explanation, and the scales in the drawings are not intended to limit the scope of the claimed protection of the present invention.

Regarding the technology of the present invention, please refer to FIG. 1 to FIG. 4. The present invention provides a pulp activity detection device 100, which can be connected with the air duct of a dentist's chair (not shown). It is assembled, and the dental chair provides the high pressure air required by the pulp activity detection device 100 and recovers the air exhausted by the pulp activity detection device 100. The pulp activity detection device 100 mainly includes a vortex tube body 10, a protection The tube body 20 , a first conduction module 30 , a second conduction module 40 , a first tube body 50 and a second tube body 60 , wherein: The vortex tube body 10 has an air inlet 11 , a first air outlet 12 , a second air outlet 13 , a first air passage 14 , a plurality of first positioning holes 15 and an insulating layer 16 , please refer to Chapter 3 again. As shown in the figure, the first air passage 14 is connected to the air inlet 11 , the first air outlet 12 and the second air outlet 13 , and the first positioning holes 15 are concavely formed in the vortex tube body 10 . The insulating layer 16 covers the outer peripheral wall of the vortex tube body 10 to reduce the influence of external temperature and avoid unnecessary damage to the operator due to the high temperature or low temperature generated by the vortex tube body 10; The protection tube body 20 is assembled on the outer peripheral side of the vortex tube body 10 and has a return air port 21 , a first set of ports 22 , a first cover 23 , a second set of ports 24 , and a second cover 25. A second airflow channel 26, a third set of interfaces 27, a plurality of second positioning holes 28, and a plurality of positioning locking members 29, wherein the protective tube body 20 is formed through each of the first positioning holes 15 to form a The second positioning hole 28, the first cover 23 are locked on the first set of ports 22 and have a first through hole 231 in the axial direction, the second cover 25 is locked on the second set of ports 24 and A second through hole 251 is provided along the axial direction, the second air passage 26 is connected to the first set of ports 22 , the second set of ports 24 and the air return port 21 , and the third set of ports 27 is adjacent to the air return port 21 ; The first conduction module 30 is locked on the first through hole 231 , and the first conduction module 30 includes a first conduction tube body 31 and a first conductor 32 , and the first conduction tube body 31 is provided with a plurality of first conducting channels 311 along its axial direction and a plurality of first air exhaust holes 312 along its radial direction, and each of the first conducting channels 311 is connected with one of the first exhaust holes. 312, one end of the first conducting pipe body 31 is formed with a first locking hole 313 along its axial direction, the first locking hole 313 is locked with the first conductor 32, and the first exhaust holes 312 are Between the first cover body 23 and the first air outlet 12; the second conduction module 40 is locked on the second through hole 251, and the second conduction module 40 includes a second conduction pipe body 41 and a second conductor 42, and the second conducting pipe body 41 is provided with a plurality of second conducting passages 411 along its axial direction and a plurality of second air exhaust holes 412 along its radial direction. The second conducting channel 411 is connected to the second exhaust hole 412 , and one end of the second conducting pipe 41 is A second locking hole 413 is formed along its axial direction, the second locking hole 413 locks the second conductor 42 , wherein the second exhaust holes 412 are arranged on the second cover 25 and the second Between the air outlets 13; the first pipe body 50, through the third set of interfaces 27, is locked at the air inlet 11 of the vortex tube body 10, and the first pipe body 50 is opposite to the assembled The other end of the air inlet 11 is provided with a first connection port 51; the second pipe body 60 is locked to the air return port 21, and the other end of the second pipe body 60 opposite to the assembled air return port 21 is provided with There is a second connection port 61; wherein, the positioning locks 29 are sequentially passed through the corresponding second positioning holes 28 and locked in the corresponding first positioning holes 15; wherein, the first conduction One end of the module 30 is accommodated in the first air outlet 12 , and the other end is protruded from the first through hole 231 , and the first through hole 231 is disposed opposite to the first air outlet 12 , and the second conduction One end of the module 40 is accommodated in the second air outlet 13 , the other end is protruded from the second through hole 251 , and the second through hole 251 is disposed opposite to the second air outlet 13 , and the first airflow channel 14. The second air passages 26 communicate with the first conduction passages 311 , the first air outlets 12 , the second conduction passages 411 and the second air exhaust holes 412 respectively.

Please refer to FIG. 1 and FIG. 3 again, the outer peripheral wall of the eddy current tube body 10 of the endodontic activity detection device 100 is provided with the insulating layer 16 , and the insulating layer 16 can ensure that the operator will not accidentally touch The damage of high temperature or low temperature generated by the vortex tube body 10 increases its operational safety and reduces the influence of the external temperature on the airflow of cold and hot temperature generated by the first airflow channel 14 of the vortex tube body 10; When the doctor wants to test the pulp activity of the patient's tooth, the doctor firstly connects the air duct supplying compressed air from the dentist's chair to the first connection port 51 of the first tube body 50 to provide the vortex tube body 10. The compressed air required when the first airflow channel 14 generates cold and hot airflow, and the second connection port 61 of the second pipe body 60 is connected to the air duct of the dentist chair for recovering air, so, The pulp activity detection device 100 can be produced by recovering the vortex tube body 10 through a dentist chair. The raw cold and hot air flow, please refer to Fig. 4 again, that is, after the compressed air is input from the first connection port 51 of the first tube body 50 to the pulp activity detection device 100, the compressed air is passed through the vortex tube. The air inlet 11 of the main body 10 enters the first air passage 14 and generates cold and hot air flows in the first air passage 14 respectively, wherein the cold air passes through the first conduction pipe body of the first conduction module 30 After the first conduction channels 311 in the 31, the first air exhaust holes 312 communicated with the first conduction channels 311 are circulated to the second air flow channel 26, and the temperature of the cold air is conducted to the air. The first conductor 32 makes the first conductor 32 reach the low temperature to be tested, and the hot air flows through the second conduction channels 411 in the second conduction pipe body 41 of the second conduction module 40 , and then flows to the second airflow channel 26 through the second exhaust holes 412 communicated with the second conduction channels 411 , and the cold and hot airflow of the second airflow channel 26 passes through the second pipe body 60 Afterwards, the air duct of the dentist chair connected to the second connection port 61 of the second pipe body 60 to recycle the air of the second air passage 26 recycles the cold and hot air flow of the second air passage 26, so that the doctor can directly use the air duct. The compressed air of the dentist's chair generates the cold and hot temperatures required for the detection of cold and heat, and provides the cold and hot temperatures of the affected teeth through the first conductor 32 or the second conductor 42 for the treatment of the affected teeth. At the same time, the used compressed air can be recovered by the dentist's chair, so the dental pulp activity detection device 100 reduces unnecessary noise generated when the gas is exhausted.

In addition, please refer to FIG. 2 and FIG. 3 , the first conductor 32 of the first conduction module 30 is locked in the first locking hole 313 , and the first conductor 32 of the second conduction module 40 is locked in the first locking hole 313 . The two conductors 42 are locked in the second locking hole 413. Therefore, when the doctor finds that the size of the first conductor 32 and the second conductor 42 are not suitable for the detection of the affected tooth, the doctor can replace the suitable tooth. The size of the first conductor 32 and the second conductor 42 can be adjusted, so that the doctor can accurately detect the pulp activity of the affected tooth and make a judgment basis for the subsequent treatment method.

To sum up, the pulp activity detection device 100 of the present invention generates cold and hot air flows in the first air passage 14 by the vortex tube body 10, and makes the cold and hot air flows through the corresponding first conductions respectively. After the channel 311 and the second conduction channels 411, let the first conductor 32 and the second conduction channel The guide 42 reaches the required temperature through the conduction of the cold and hot air, so that the physician can detect the pulp activity of the affected tooth; The exhaust hole 412 flows to the second airflow channel 26, and then the second pipe body 60 discharges the cold and hot airflow in the connected second airflow channel 26. In this way, the pulp activity detection device 100 not only The required high-pressure air can be provided by the original dentist chair, without additional cooling devices and heating devices, and the doctor can choose the first conductor 32 and the second conductor 42 that are suitable for the size of the patient to increase detection. accuracy and convenience.

The content of the present invention has been described in detail above, but the above are only preferred embodiments of the present invention, which should not limit the scope of the present invention. Modifications should still fall within the scope of the patent of the present invention.

100: Dental pulp activity detection device

10: Vortex tube body

11: air inlet

12: The first air outlet

14: The first airflow channel

15: The first positioning hole

16: Insulation layer

20: Protection tube body

21: return air outlet

22: The first group of interfaces

23: The first cover

231: first through hole

24: The second group of interfaces

25: Second cover

26: Second airflow channel

27: The third group of interfaces

28: Second positioning hole

29: Positioning locks

30: The first conduction module

31: The first conduction tube body

311: The first conduction channel

312: The first row of air holes

313: The first keyhole

32: First Conductor

40: The second conduction module

41: Second conduction tube body

411: Second conduction channel

412: Second row of air holes

413: Second keyhole

42: Second Conductor

50: The first tube body

51: The first connector

60: Second tube body

61: Second connector

Claims (8)

A dental pulp activity detection device mainly comprises: A vortex tube body has an air inlet, a first air outlet, a second air outlet, a first airflow channel and a plurality of first positioning holes, wherein the first airflow channel is connected to the air inlet, the first outlet an air outlet and the second air outlet, and the first positioning holes are concavely formed on the outer sidewall surface of the vortex tube body; a protective tube body assembled on the outer peripheral side of the vortex tube body and having a return air outlet, a first set of ports, a first cover, a second set of ports, a second cover, and a second airflow channel , a third group of interfaces, a plurality of second positioning holes and a plurality of positioning locking members, wherein the protective tube body is formed with a second positioning hole corresponding to the first positioning holes, and the first cover body is locked A first through hole is arranged on the first set of interfaces along the axial direction, the second cover is locked on the second set of interfaces and has a second through hole along the axial direction, and the second airflow channel is connected to the first through hole. a group interface, the second group interface and the air return port, and the third group interface is adjacent to the air return port; a first conduction module, locked on the first through hole; a second conduction module locked on the second through hole; a first pipe body penetrates the third set of ports and is locked at the air inlet, and the other end opposite to the air inlet is provided with a first connection port; and a second pipe body, locked at the air return port, and provided with a second connection port opposite to the other end of the air return port; Wherein, the positioning locks are respectively passed through the corresponding second positioning holes in sequence and locked in the corresponding first positioning holes; One end of the first conduction module is accommodated in the first air outlet, the other end is protruded from the first through hole, and one end of the second conduction module is accommodated in the second air outlet, and the other end is accommodated in the second air outlet. The end is protruded from the second through hole. The dental pulp activity detection device according to claim 1, further, the first conduction module comprises a first conduction tube body and a first conductor, and the first conduction tube body is provided with a At least one first conduction channel and at least one first air exhaust hole is drilled along its radial direction, each of the first conduction channel is connected with one of the first air exhaust hole, and one end of the first conduction pipe body is parallel to the first air exhaust hole. A first locking hole is formed in the axial direction, and the first locking hole locks the first conductor. The dental pulp activity detection device according to claim 2, wherein the first airflow channel, the first conduction channels, the first air exhaust holes and the second airflow channel are communicated with each other. The dental pulp activity detection device according to claim 1, further, the second conduction module comprises a second conduction tube body and a second conductor, and the second conduction tube body is provided with a At least one second conduction channel and at least one second air exhaust hole is drilled along its radial direction, each of the second conduction channel is connected with one of the second air exhaust hole, one end of the second conduction pipe body is parallel to the A second locking hole is formed in the axial direction, and the second locking hole locks the second conductor. The dental pulp activity detection device according to claim 4, wherein the first airflow channel, the second conduction channels, the second air exhaust holes and the second airflow channel are communicated with each other. The dental pulp activity detection device according to claim 2, further, the first air exhaust holes are arranged between the first cover and the first air outlet. The dental pulp activity detection device according to claim 4, further, the second air exhaust holes are arranged between the second cover and the second air outlet. The dental pulp activity detection device according to claim 1, further, the first through hole is disposed opposite to the first air outlet, and the second through hole is disposed opposite to the second air outlet.

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