CN202489949U

CN202489949U - Human body acupuncture point detector

Info

Publication number: CN202489949U
Application number: CN2012201409426U
Authority: CN
Inventors: 刘昭利
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-04-06
Filing date: 2012-04-06
Publication date: 2012-10-17
Anticipated expiration: 2022-04-06

Abstract

The utility model belongs to the technical field of electronic technology application and medical appliances, and relates to a human body acupuncture point detector. The acupuncture point detector consists of a 6V direct-current power supply, a detection electrode, an acupuncture point signal amplifying circuit, a monostable circuit and an acousto-optic indicating circuit. The acupuncture point detector disclosed by the utility model is used for detecting meridian points of a human body or sensitive acupuncture points of a patient. The acupuncture point detector is a medical appliance for assisting the patient in finding human body acupuncture points accurately during acupuncture, electrotherapy and massage. Specific to certain defects existing in finding of human body acupuncture points by using a universal meter are overcome, the principle of detection of human body acupuncture points by using a universal meter is adopted, the resistance of human body acupuncture points is greatly lower than that of non-acupuncture points, and the human body acupuncture point detector is designed by taking a human body resistor as a part of an acupuncture point detection circuit; specific to the aims of enhancing acupuncture point detection sensitivity and reducing acupuncture point detection errors, an acupuncture signal amplifying circuit and a sensitivity adjusting circuit are arranged in the circuit; and under the assisting action of the acousto-optic indicating circuit, great convenience is brought to clinical application of a patient.

Description

The human acupoint detector

Technical field

This utility model belongs to application of electronic technology and technical field of medical instruments, is about a kind of human acupoint detector.

Background technology

Acupuncture point detector is used to survey human meridian point or the responsive acupuncture point of patient.It is to be used for the patient before acupuncture, electrotherapy, massage, to help the auxiliary a kind of medical apparatus and instruments of finding the acupuncture point accurately of patient.

The human acupoint detector is actual to be exactly the skin resistance tester.Since be the resistance of testing human skin, use the high resistant circuit tester also should be able to be so for it, as: when seeking " outer closing " acupuncture point of left hand with the MF10 circuit tester; Circuit tester is placed R * 100K shelves, and left-hand finger pinches a test pencil of circuit tester, and the right hand is held another root test pencil; When test pencil touches " outside close " acupuncture point; Resistance is about 1.3M Ω, and departs from " outside close " acupuncture point only several millimeters the time when test pencil, and resistance is at once up to more than the 5M Ω.It is thus clear that it is feasible surveying human acupoint with circuit tester, but the resistance of human body skin is different because of people (patient), and has the circuit tester price of R * 100K high resistant shelves very high, correctly uses circuit tester also need have certain general knowledge, there is the problem of wasting one's talent on a petty job.

Use circuit tester searching human acupoint to have certain defective for solving; This utility model is sought the principle of human acupoint according to circuit tester; The design of human acupoint detector is with the part of human body resistance as the point detection circuit, and it is little that the non-acupuncture point of the resistance ratio at human acupoint place is located, and is to improve the sensitivity of surveying the acupuncture point; Reduce the error of trial boring; Set up acupuncture point signal amplification circuit and sensitivity adjusting circuit in the circuit, and be aided with the acousto-optic indicating circuit, greatly facilitated patient's clinical use.

Below specify human acupoint detector related relevant technologies content in implementation process.

The utility model content

Goal of the invention and beneficial effect: the described acupuncture point detector of this utility model is used to survey human meridian point or the responsive acupuncture point of patient.Be used for the patient and when acupuncture, electrotherapy, massage, help the auxiliary a kind of medical apparatus and instruments of finding human acupoint accurately of patient.Use circuit tester searching human acupoint to have certain defective for solving; This utility model is surveyed the principle of human acupoint according to circuit tester; Place, the non-acupuncture point of the resistance ratio at human acupoint place wants much little, and the design of human acupoint detector is with the part of human body resistance as the point detection circuit, for improving the sensitivity of surveying the acupuncture point; Reduce the error of trial boring; Set up acupuncture point signal amplification circuit and sensitivity adjusting circuit in the circuit, and be aided with the acousto-optic indicating circuit, greatly facilitated patient's clinical use.

The circuit working principle: the point detection principle is based on the non-acupuncture point of human body and the resistance difference that acupuncture point (meridians mouth) appears, and utilizes electronic method to survey, and when finding the acupuncture point, indicates through sound and light signal.

Acupuncture point detector has two exploring electrodes: promptly: hand-held electrode and trial boring electrode.During use, the hand-held electrode of acupuncture point detector is held in by surveyor's hands, the trial boring electrode touches the approximate location at human body skin acupuncture point; When mobile trial boring electrode near the acupuncture point or touch acupuncture point when place, because of being low resistance between two electrodes, make NPN type audion VT1 saturation conduction; The 2nd foot of 555 time base circuits is low level in the monostable circuit; Its 3rd foot is high level, makes NPN type audion VT2 conducting, and LED and buzzer HA send sound, light index signal.

Technical scheme: the human acupoint detector, it is made up of 6V dc source, exploring electrode and acupuncture point signal amplification circuit, monostable circuit, acousto-optic indicating circuit, and its characteristic comprises:

Exploring electrode and acupuncture point signal amplification circuit: form by trial boring electrode, hand-held electrode, NPN type audion VT1, resistance R 1, linear potentiometer RP, resistance R 2, resistance R 3; The end of the terminating resistor R1 of linear potentiometer RP; The anodal VCC of the other end connection circuit of resistance R 1; The end of the other end connecting resistance R2 of linear potentiometer RP, the other end connection circuit ground GND of resistance R 2, an end and the hand-held electrode of the lever arm connecting resistance R3 of linear potentiometer RP; The base stage of another termination NPN type audion VT1 of resistance R 3; The colelctor electrode order steady-state circuit of NPN type audion VT1, the emitter stage connection circuit ground GND of NPN type audion VT1, the anodal VCC of hand-held electrode connection circuit;

Monostable circuit: the model that time base circuit IC1 selects for use is NE555; The 2nd foot of time base circuit IC1 and the 6th foot connect the colelctor electrode of NPN type audion VT1; The anodal VCC of the 4th foot of time base circuit IC1 and the 8th foot connection circuit, the 1st foot connection circuit ground GND of time base circuit IC1;

Acousto-optic indicating circuit: form by LED, resistance R 4, NPN type audion VT2, buzzer HA; The positive pole of LED connects the 3rd foot of time base circuit IC1; The end of the negative pole connecting resistance R4 of LED, the base stage of another termination NPN type audion VT2 of resistance R 4, the colelctor electrode of NPN type audion VT2 connects the negative pole of buzzer HA; The anodal VCC of the anodal connection circuit of buzzer HA, the emitter stage connection circuit ground GND of NPN type audion VT2.

The anodal VCC of the anodal connection circuit of 6V dc source, the negative pole of 6V dc source links to each other with circuit ground GND.

Description of drawings

Accompanying drawing 1 is the embodiment circuit working schematic diagram that this utility model provides a human body acupuncture point detector;

The 6V dc power cathode links to each other with circuit ground GND in the accompanying drawing 1.

The specific embodiment

Circuit working schematic diagram and description of drawings according to human acupoint detector shown in the accompanying drawing 1; And according to the annexation between the components and parts in the said circuit of utility model content, and the components and parts technical parameter described in the embodiment requires to implement to realize this utility model.

The selection of components and parts and technical parameter

IC1 is a time base circuit, the model NE555 type of selecting for use, and it is 8 foot biserial DIP encapsulation, each foot function is respectively: 1 foot connection circuit ground; 2 feet are trigger end, 3 foot outfans, and 4 pin preset ends, 5 feet are control voltage; 6 foot thresholdings (threshold value), 7 feet are discharge end, 8 feet connect the positive pole of dc source;

VT1, VT2 select middle power NPN type audion for use, can select the audion of models such as 2SC9013 for use;

LED is a light emitting diode, selects ￠ 5 red light emitting diodes for use, and model is not limit;

Resistance R 1～R4 is the 1/8W fixed carbon resister, and resistance is respectively 68K Ω, 5.1K Ω, 1K Ω, 180 Ω;

RP is a linear potentiometer, and resistance is 100K Ω;

HA is that buzzer, parameter are that ￠ 10, running voltage are 6V, and buzzer includes electronic circuit;

The 6V dc source can use No. 5 aneroid battery of four joints to be composed in series.

Circuit production main points, circuit debugging and use

When making the point detection appearance, fairly simple because of circuit, as long as correctly installing, the components and parts during accompanying drawing 1 will be schemed to specifications are welded on the circuit board;

The trial boring electrode: the conductive metal sheet of available ￠ 10mm is processed; Hand-held electrode: make with the metal bar that selects a length >=80mm;

Because of human acupoint is covered with whole body, so when debugging, will hand electrode and be held in the hand; Be placed on the trial boring electrode on the lower limb or other positions again, linear adjustment potentiometer RP is failure to actuate sound, light; Move the trial boring electrode then, when searching out an acupuncture point point, slow linear adjustment potentiometer RP; Acousto-optic is shown can move, i.e. completion is promptly accused in the debugging of acupuncture point detector;

When adjustment human acupoint detector, can ask a doctor who slightly understands meridians to cooperate, then debug process will be more smooth.

Claims

1. human acupoint detector, it is made up of 6V dc source, exploring electrode and acupuncture point signal amplification circuit, monostable circuit, acousto-optic indicating circuit, and its characteristic comprises:

Exploring electrode and acupuncture point signal amplification circuit are made up of trial boring electrode, hand-held electrode, NPN type audion VT1, resistance R 1, linear potentiometer RP, resistance R 2, resistance R 3; The end of the terminating resistor R1 of linear potentiometer RP; The anodal VCC of the other end connection circuit of resistance R 1; The end of the other end connecting resistance R2 of linear potentiometer RP, the other end connection circuit ground GND of resistance R 2, an end and the hand-held electrode of the lever arm connecting resistance R3 of linear potentiometer RP; The base stage of another termination NPN type audion VT1 of resistance R 3; The colelctor electrode order steady-state circuit of NPN type audion VT1, the emitter stage connection circuit ground GND of NPN type audion VT1, the anodal VCC of hand-held electrode connection circuit;

The model that time base circuit IC1 selects for use in the monostable circuit is NE555; The 2nd foot of time base circuit IC1 and the 6th foot connect the colelctor electrode of NPN type audion VT1; The anodal VCC of the 4th foot of time base circuit IC1 and the 8th foot connection circuit, the 1st foot connection circuit ground GND of time base circuit IC1;

The acousto-optic indicating circuit is made up of LED, resistance R 4, NPN type audion VT2, buzzer HA; The positive pole of LED connects the 3rd foot of time base circuit IC1; The end of the negative pole connecting resistance R4 of LED, the base stage of another termination NPN type audion VT2 of resistance R 4, the colelctor electrode of NPN type audion VT2 connects the negative pole of buzzer HA; The anodal VCC of the anodal connection circuit of buzzer HA, the emitter stage connection circuit ground GND of NPN type audion VT2.

2. human acupoint detector according to claim 1 is characterized in that: the anodal VCC of the anodal connection circuit of 6V dc source, the negative pole of 6V dc source links to each other with circuit ground GND.