CN2555054Y

CN2555054Y - Therapentic instrument for tumour pain

Info

Publication number: CN2555054Y
Application number: CN 02285157
Authority: CN
Inventors: 赵文忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-11-11
Filing date: 2002-11-11
Publication date: 2003-06-11
Anticipated expiration: 2012-11-11

Abstract

The utility model discloses a treat instrument for tumor pain, which comprises a shell, a control circuit board arranged inside the shell and a skin electrode employed at the special parts of human body, wherein, a switch, a button and a display screen are arranged on the surface of the shell; the control circuit board arranged inside the shell mainly comprises a pulse producing part, a display controlling part, a switch controlling part and a power supply part. The switch and the button on the surface of the shell connect the pulse producing part by the switch controlling part; pulse signals emitted by the pulse producing part are connected with the skin electrode employed at the special parts of human body. When in use, a user can set up frequency that is needed through the switch and button on the surface of the shell; the control circuit board produces a series of pulse signals according to the setting of the user, wherein, the pulse signals are isolated to output by the pulse transformer by intensity adjustment and signal amplification, employs at the special parts of human body, activates fight pain material of human body oneself, and stimulates rough fiber to close spinal cord gate and reduce the transfer of pain information to nerve center, thereby achieving the aim of easing pain.

Description

Therapeutic apparatus for relaxing tumor pain

Technical field

What this utility model related to a kind of IPC classification A61N1/00 field is used for tumor analgesic instrument, refers to a kind of therapeutic apparatus for relaxing tumor pain especially.

Background technology

Tumor is one of disease of current serious threat human health and life, has become No. second " killer " being only second to cardiovascular disease, is the emphasis problem of modern medicine study.WHO estimates that the whole world has 1,000 ten thousand people to suffer from tumor every year, and China has 1,000,000 people to cause pain because of tumor at least about there being 5,000,000 people to be subjected to the harassment of tumor approximately, annual 1800000 tumor patients that increase newly in addition.Every year is died from the number of tumor 70～1,300,000 in the whole world.Relaxing tumor pain is more serious, and treatment is very thorny.70% late tumor patient all has pain, and 30% patient has insufferable having an intense pain.In the patient who receives treatment, about 50% people has pain in various degree.Particularity, the persistency of its pain is referred to as " hat of pain ".According to developed country's investigation, the tumor pain patient more than 50% fails to obtain satisfied treatment.Tumor pain patient not only suffers insufferable huge misery in person, brings many burdens also for simultaneously its family and society.

Prove that according to up-to-date clinical research alleviating pain can improve the tumor patient cure rate, improve life quality, help the patient to prolong life.

The traditional treatment relaxing tumor pain all have toleration, addiction but the two unavoidable problem is this type of medicine, and toxic and side effects is big based on oral drugs or intramuscular injection analgesic drug product.

Summary of the invention

For these reasons, problem to be solved in the utility model provides a kind of therapeutic apparatus for relaxing tumor pain.This instrument acts on the human body specific part by using pulse signal, and the analgesic matter of human activin self, excited crude fibre are closed the spinal cord gate and reduced the afferent transmission of pain information, thereby play the analgesic purpose.

For this reason, the technical scheme that this utility model is taked is: a kind of therapeutic apparatus for relaxing tumor pain, and it comprises housing, be built in the intravital control circuit board of shell and act on the skin electrode of human body specific part; On the surface of described housing gauge tap, button and display screen are installed; Being built in the intravital control circuit board of shell mainly is made of pulse generating portion, display control section, switching control section and power pack; The gauge tap of described surface of shell links to each other with the pulse generating portion by described switching control section with button, and the outfan of pulse generating portion links to each other with the described skin electrode that acts on the human body specific part; Described pulse generating portion links to each other with described display screen by display control section.

Because this utility model has been used advanced Computer Control Technology, promptly utilize the pulse signal of the intervalometer sum counter generation different frequency of single-chip microcomputer inside, make it produce the pulse of various varying strengths by Single-chip Controlling digital potentiometer and electronic analog swtich again, after current amplifier amplifies, isolate output by pulse transformer, by the skin electrode output that links to each other with control section, act on the human body specific part, the analgesic matter of human activin self, excited crude fibre is closed the spinal cord gate and is reduced the afferent transmission of pain information, thereby plays the analgesic purpose.Whole apparatus structure is simple, and is easy to use, reliable operation.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing.

Fig. 1 is a product appearance structural representation of the present utility model;

Fig. 2 is the structural representation that can be arranged on the control circuit of enclosure interior shown in Figure 1;

Fig. 3 is the structural representation that can be arranged on the control circuit of enclosure interior shown in Figure 1.

Among the figure: 1-housing, 2-skin electrode, 3-gauge tap, the 4-button, 5-display screen, 6-control circuit board, P1-pulse signal generation part, P2-pulse signal intensity adjustments part, P3-pulse signal amplifier section, P4-treatment signal (pulse signal) output, the P5-display driving part, the P6-charactron, P7-switching control section, P8-power pack.

The specific embodiment

The pulse generating portion comprises pulse signal generation part P1, pulse signal intensity adjustments part P2, pulse signal amplifier section P3, treatment segment signal output P4 in this utility model specific embodiment; Pulse signal generation part P1 mainly is made of single-chip microcomputer and electrification reset integrated circuit; Pulse signal intensity adjustments part P2 mainly comprises digital potentiometer, electronic analog swtich chip; Pulse signal amplifier section P3 mainly is made of operational amplifier, audion etc.; Treatment segment signal output P4 mainly comprises pulse transformer.Control end T1, the WR of single-chip microcomputer links to each other with control end SCL, the SDA of the digital potentiometer of pulse signal intensity adjustments part P2; The outfan of digital potentiometer links to each other with the input of electronic analog swtich chip, the pulse signal of electronic analog swtich outfan output is after the pulse signal amplifying part divides P3 to amplify, with the input of treatment segment signal output P4 is that the former limit of pulse transformer links to each other, and the secondary of pulse transformer links to each other with the described skin electrode 2 that acts on the human body specific part; Single-chip microcomputer among the described pulse signal generation part P1 links to each other with the control end of electronic analog swtich chip and controls the switching frequency of electronic analog swtich.Certainly, described Single-chip Controlling program also includes keyboard subprogram, control subprogram and display subroutine.In further resolving, can find out structural characteristics of the present utility model: be provided with control circuit board 6 in the inside of housing 1, be provided with the skin electrode 2 that acts on the human body specific part in the outside of housing 1 in conjunction with Fig. 1; Gauge tap 3, button 4 and display screen 5 are installed on the surface of housing 1.During use, user is set required frequency and passage by the switch 3 and the button 4 on housing 1 surface; Control circuit board 6 produces a series of pulse signals according to the setting of user, and pulse signal, is isolated by pulse transformer after signal amplifies through intensity adjustments, and the skin electrode output through linking to each other with control circuit board acts on the human body specific part.And being arranged on each circuit unit Fig. 2, shown in Figure 3 and for example on the control circuit board 6, the pulse generating portion comprises pulse signal generation part P1, pulse signal intensity adjustments part P2, pulse signal amplifier section P3, treatment signal (pulse signal) output P4.Pulse signal generation part P1 mainly is made of Chip Microcomputer A 2 (8031) and electrification reset integrated circuit A6 (X25C45); Pulse signal intensity adjustments part P2 mainly comprises digital potentiometer A4 (X9241), electronic analog swtich chip A1, A7 (4066); Pulse signal amplifier section P3 mainly comprises operational amplifier A 3, formations such as A5 (LM324), audion N2～N9; Treatment segment signal output P4 mainly comprises pulse transformer T1～T4, resistance R 20, R21, R24, R25 and accessory power outlet S2, S3.

Control end SCL, the SDA of digital potentiometer A4 (X9241) among the pulse signal generation part P1 among control end T1, the WR of Chip Microcomputer A 2 and the pulse signal intensity adjustments part P2 link to each other; Outfan VW0, the VW1 of digital potentiometer A4, VW2, VW3 link to each other with the input of electronic analog swtich chip A1, A7; The P1 mouth of Chip Microcomputer A 2 links to each other with the control end of electronic analog swtich chip A1, A7.The pulse signal of electronic analog swtich A1, the output of A7 outfan is after the pulse signal amplifying part divides P3 to amplify, with the input of treatment segment signal output P4 is that the former limit of pulse transformer T1～T4 links to each other, and the secondary of pulse transformer T1～T4 links to each other with accessory power outlet.

Its dynamic process of this utility model related products is: single-chip microcomputer receives the instruction of user, according to the frequency that user is set, is exported the switching frequency of a pulse width modulation signal controlling electronic analog swtich by the P1 mouth of single-chip microcomputer; Simultaneously, single-chip microcomputer is controlled the difference of the magnitude of voltage of electronic analog swtich input again by digital potentiometer, thus the pulse signal of output different frequency, width and intensity.The different frequency of electronic analog swtich output, the pulse signal of intensity amplify through electric current, the isolation of pulse transformer, and the skin electrode output by linking to each other with control circuit board acts on the human body specific part again.Because the intervalometer of Chip Microcomputer A 2 inside can produce one 0.2 millisecond reference clock, the software counter of Chip Microcomputer A 2 inside can be according to this clock, produce the pulse width modulation signal (frequency range 200Hz～1Hz, pulse width is 0.2～1 millisecond) of required various frequencies.Control circuit board 6 display parts comprise display driving part P5 (charactron display driver chip U1, U3) and charactron P6 (DS1～DS12).The control end of charactron display driver chip U1, U3 links to each other with serial port TXD, the RXD of Chip Microcomputer A 2, and the outfan of U1, U3 links to each other with bit code W10～W25, segment encode 1A～1G, the 2A～2G control end of charactron P6 respectively.Gauge tap S2～S16 constitutes switching control section P7, the I/O mouth (the P2 mouth links to each other) of its outfan and Chip Microcomputer A 2.User is set required frequency by the gauge tap of surface of shell.Rectifier bridge B1, transformator T1, voltage stabilizing chip V1 etc. constitute power pack P8, for whole system provides working power.

Core of the present utility model is the single-chip microcomputer that stores keyboard subprogram, control subprogram and display subroutine, though provided its model, single-chip microcomputer is carried out its inner control sequence, and to produce the function that corresponding pulse signal acts on the human body specific part according to the setting of user again be not unique with the single-chip microcomputer of this model definition.

The above only is the act of preferred embodiments more of the present utility model, and any equivalent transformation based on technical solutions of the utility model all belongs within this utility model protection domain.

Claims

1, a kind of tumor pain-relieving instrument is characterized in that: it comprises housing, be built in the intravital control circuit board of shell and act on the skin electrode of human body specific part;

On the surface of described housing gauge tap, button and display screen are installed;

Being built in the intravital control circuit board of shell mainly is made of pulse generating portion, display control section, switching control section and power pack;

The gauge tap of described surface of shell links to each other with the pulse generating portion by described switching control section with button, and the outfan of pulse generating portion links to each other with the described skin electrode that acts on the human body specific part;

Described pulse generating portion links to each other with described display screen by display control section.

2, according to claims 1 described tumor pain-relieving instrument, it is characterized in that: described pulse generating portion comprises that part, pulse signal intensity adjustments part, pulse signal amplifier section, treatment segment signal output take place pulse signal; Part takes place and mainly is made of single-chip microcomputer and electrification reset integrated circuit in described pulse signal; Pulse signal intensity adjustments part comprises that mainly the numerical control electricity is device, electronic analog swtich chip; The pulse signal amplifier section mainly is made of operational amplifier, audion etc.; The treatment segment signal output mainly comprises pulse transformer;

Control end T1, the WR of described single-chip microcomputer links to each other with control end SCL, the SDA of the digital potentiometer of pulse signal intensity adjustments part; The outfan of digital potentiometer links to each other with the input of electronic analog swtich chip, the pulse signal of electronic analog swtich outfan output is after the pulse signal amplifying part is divided amplification, with the input of treatment segment signal output is that the former limit of pulse transformer links to each other, and the secondary of pulse transformer links to each other with the described skin electrode that acts on the human body specific part; The P1 mouth of described single-chip microcomputer links to each other with the control end of electronic analog swtich chip, the switching frequency of control electronic analog swtich.

3, according to claims 1 described tumor pain-relieving instrument, it is characterized in that: described Single-chip Controlling program includes keyboard subprogram, control subprogram and display subroutine.