CN202086950U - Labor analgesia apparatus for obstetrics and gynecology - Google Patents
Labor analgesia apparatus for obstetrics and gynecology Download PDFInfo
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- CN202086950U CN202086950U CN2011201910805U CN201120191080U CN202086950U CN 202086950 U CN202086950 U CN 202086950U CN 2011201910805 U CN2011201910805 U CN 2011201910805U CN 201120191080 U CN201120191080 U CN 201120191080U CN 202086950 U CN202086950 U CN 202086950U
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Abstract
The utility model relates to the technical field of medical devices and discloses a labor analgesia apparatus for obstetrics and gynecology. The labor analgesia apparatus comprises an analgesia apparatus housing, an input device, an output device, an extension interface, a therapeutic electrode patch and a central processing unit. By virtue of pulse signals acting on a human skin, the in vivo analgesic substances are activated, coarse fibers are excited, and spinal gates are closed to reduce the transfer of pain information to a central system, so as to achieve the purpose of analgesia. The labor analgesia apparatus effectively combines transcutaneous electrical nerve stimulation therapy, pulse therapy and music therapy, takes full advantage of acupuncture treatment in traditional Chinese medicine, and is green, safe and efficient.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly relates to a kind of department of obstetrics and gynecology analgetic apparatus for childbirth.
Background technology
Pain of childbirth is the most unforgettable in life pain of women, and it not only influences puerpera's physical and mental health, can also cause a series of stiff reactions, directly influences mother and baby's health.Having an intense pain in the birth process makes puerpera's anxiety, anxiety, fear, causes that catecholamine, adrenocortical hormone increase in puerpera's blood, causes hypertension, cardiac load to increase the weight of; The puerpera can cause respiratory alkalosis owing to pain cry, Hyperventilation, oxygen consumption increase.Thereby influence the placental blood confession, cause female youngster hypoxemia to occur.With suitable pain relief measure, the pain emergency reaction is alleviated or disappear, improve parent oxygen supply balance, help secure delivery.At present the present situation that the palace productive rate is in continuous rising is cutd open by China, carry out inhibiting pain in parturition and cut open the palace productive rate for attenuating positive effect is also arranged, and present normally used medicine analgesia by the Placenta Hominis metabolism, is understood toxic side effect to the mother and baby.Therefore green, safe and effective inhibiting pain in parturition is imperative.
The utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model provides a kind of department of obstetrics and gynecology analgetic apparatus for childbirth of non-medicine, this department of obstetrics and gynecology analgetic apparatus for childbirth can be realized green, safe and effective inhibiting pain in parturition, and not only can alleviate pregnant and lying-in women pain, shorten stages of labor, and also be useful and harmless to the growth of fetus.
(2) technical scheme
In order to solve the problems of the technologies described above, this utility model provides a kind of department of obstetrics and gynecology analgetic apparatus for childbirth, comprising: analgesia instrument housing, input equipment, output device, expansion interface, therapeutic electrode paster and CPU;
Described therapeutic electrode paster is used to attach to sufferer, and the one end is connected with described CPU, and described CPU sends pulse to the therapeutic electrode paster;
Described input equipment and described output device all are connected with described CPU; Described input equipment is used for to CPU input instruction; Described output device is used to read CPU information; Described expansion interface is installed on the described CPU, is used for external input equipment and output device.
Preferred as technique scheme also is connected with PC between described CPU and described input equipment, described output device and the described expansion interface, and described CPU is connected with described PC by communication interface unit;
The instruction of described input equipment input sends to described PC, and described PC will instruct by described communication interface unit and send described CPU; Information after the described central processing unit for processing sends described PC again through described output device output through described communication interface unit.
Preferred as technique scheme, described analgesia instrument also comprises audio output device.
Preferred as technique scheme, described analgesia instrument also comprises network information supply unit.
Preferred as technique scheme, described CPU comprises single-chip microcomputer, described single-chip microcomputer is connected with and drives output unit and power pack;
Described Single-chip Controlling drives output unit generation pulse and acts on sufferer by described therapeutic electrode paster; Described power pack is described single-chip microcomputer and circuit board power supply thereof; Described driving output unit comprises audion Q1, solid-state relay K1, inductance L 1, diode D1;
Described therapeutic electrode paster comprises positive pole and negative pole;
The base stage of described audion Q1 connects 37 pins of described single-chip microcomputer, grounded collector, emitter stage is connected the 5V power supply after connecting the parallel circuit of solid-state relay K1 and diode D1 again, one end and the positive pole of therapeutic electrode and the break-make of 12V dc power anode of the outfan control inductance L 1 of described solid-state relay K1, the other end of inductance L 1 and the negative pole of therapeutic electrode are connected with the 12V dc power cathode.
Preferred as technique scheme also is provided with the photoelectricity isolated location between described single-chip microcomputer and the described driving output unit, and described photoelectricity isolated location comprises resistance R 22, R2, R29 and photoelectric isolated chip TPL521-1;
37 pins of described single-chip microcomputer connect the pin 1 of described photoelectric isolated chip TPL521-1 by resistance R 22, pin 2 ground connection of described photoelectric isolated chip TPL521-1, the pin 3 of described photoelectric isolated chip TPL521-1 connects the 5V power supply, and pin 4 is by resistance R 2 ground connection and connect the base stage of the audion Q1 of described driving output unit by resistance R 29.
Preferred as technique scheme, described single-chip microcomputer is connected with reset unit, and described reset unit is voltage checking chip HT7033, and 1 pin of described chip HT7033 connects 58 pins of described single-chip microcomputer.
Preferred as technique scheme, described single-chip microcomputer also is connected with the EEPROM module, described EEPROM module is write storage chip for the 24CXX electronically readable, 7 pins of described 24CXX chip connect 29 pins of described single-chip microcomputer, 6 pins of described 24CXX chip connect 30 pins of described single-chip microcomputer, and 5 pins of described 24CXX chip connect 31 pins of described single-chip microcomputer.
Preferred as technique scheme, described power pack comprises 12V power input, Schottky diode DD1,5V Voltage stabilizing module, Schottky diode D8, inductance L 9,3.3V Voltage stabilizing module, 5V power supply indicator and 3.3V power supply indicator;
Described external 12V dc source connects 1 pin of power input, be connected to the anode of described Schottky diode DD1, the negative terminal of described Schottky diode DD1 is connected to input 1 pin of resistance R R3 and described 5V Voltage stabilizing module simultaneously, and connects filter capacitor C31; Outfan 2 pins of described 5V Voltage stabilizing module connect an end of described inductance L 9 and the negative electrode of described Schottky diode D8; The other end of described inductance L 9 connects feedback foot 4 pins of described 5V Voltage stabilizing module, and connect filter capacitor C32, C33, C12, be connected to input 3 pins of described 3.3V Voltage stabilizing module simultaneously, connect described 5V power supply indicator simultaneously, the other end of described 5V power supply indicator is by resistance R 28 ground connection; Outfan 4 pins of described 3.3V Voltage stabilizing module connect filter capacitor C34, C13, connect described 3.3V power supply indicator simultaneously, and the other end of described 3.3V power supply indicator is by resistance R 27 ground connection.
Preferred as technique scheme, described communication interface unit comprises serial port interface MAX3232 chip, is used to realize the exchanges data between single-chip microcomputer and the PC;
11 pins of described serial port interface MAX3232 chip connect 32 pins of described single-chip microcomputer, and 12 pins of described serial port interface MAX3232 chip connect 33 pins of described single-chip microcomputer;
Have on the described PC and the corresponding DB9 interface of described serial port interface MAX3232 chip;
13 pins of described serial port interface MAX3232 chip connect 3 pins of described DB9 interface, and 14 pins of described serial port interface MAX3232 chip connect 2 pins of described DB9 interface, and 5 pin connected systems of described DB9 interface logically.
(3) beneficial effect
The department of obstetrics and gynecology analgetic apparatus for childbirth that technique scheme provided comprises: analgesia instrument housing, input equipment, output device, expansion interface, therapeutic electrode paster and CPU; This utility model is by acting on the pulse signal on the human body skin, the analgesic matter in the human activin, and excited crude fibre is closed the spinal cord gate and is reduced the afferent transmission of pain information, thereby reaches the analgesic purpose.This utility model combines transcutaneous electric nerve stimu lation, therapy pulse, music therapy effectively, fully uses for reference motherland's medical needles moxibustion therapy simultaneously, and a kind of green, safe and effective analgesia instrument are provided.
Description of drawings
Fig. 1 is the structural representation of this utility model department of obstetrics and gynecology analgetic apparatus for childbirth one embodiment;
Fig. 2 is this utility model department of obstetrics and gynecology analgetic apparatus for childbirth structural representation of an embodiment again;
Fig. 3 is the control section circuit diagram of this utility model department of obstetrics and gynecology analgetic apparatus for childbirth single-chip microcomputer;
Fig. 4 is the circuit diagram that drives output unit among this utility model department of obstetrics and gynecology analgetic apparatus for childbirth embodiment;
Fig. 5 is the circuit diagram of photoelectricity isolated location among this utility model department of obstetrics and gynecology analgetic apparatus for childbirth embodiment;
Fig. 6 is the circuit diagram of reset unit among this utility model department of obstetrics and gynecology analgetic apparatus for childbirth embodiment;
Fig. 7 is the unitary circuit diagram of EEPROM among this utility model department of obstetrics and gynecology analgetic apparatus for childbirth embodiment;
Fig. 8 is the circuit diagram of power pack among this utility model department of obstetrics and gynecology analgetic apparatus for childbirth embodiment;
Fig. 9 is the unitary circuit diagram of serial communication among this utility model department of obstetrics and gynecology analgetic apparatus for childbirth embodiment.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used to illustrate this utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, the sketch map of this utility model department of obstetrics and gynecology analgetic apparatus for childbirth one embodiment.The accompanying drawing cathetus is represented power line, and arrow line is represented the transmission of Information direction.As shown in the figure, the department of obstetrics and gynecology analgetic apparatus for childbirth comprises: analgesia instrument housing (not shown in the accompanying drawing), input equipment, output device, expansion interface, therapeutic electrode paster and CPU; The therapeutic electrode paster is used to attach to sufferer, and the one end is connected with CPU, and CPU sends pulse to the therapeutic electrode paster; Input equipment and output device all are connected with CPU; Input equipment is used for to CPU input instruction; Output device is used to read CPU information; Expansion interface is installed on the CPU, is used for external input equipment and output device.The department of obstetrics and gynecology analgetic apparatus for childbirth can be according to the treatment needs, send the low frequency pulse signal of different pulse widths and intensity by CPU, low frequency pulse signal acts on human body by the therapeutic electrode paster, analgesic matter in the human activin, excited crude fibre is closed the spinal cord gate and is reduced the afferent transmission of pain information, thereby reaches the analgesic purpose.Actual treatment needs and can import by input equipment.Actual treatment need comprise: patient's disease situation such as contents such as pain rank, painful area; The width of the treatment pulse that the content of treatment such as instrument send, intensity etc.; Patient's case etc.Optionally input equipment comprises input equipment such as keyboard and mouse, touch screen, felt pen, scanner, and actual therapeutic need be imported CPU.CPU sends specific pulse according to operator's input according to its built-in pre-set programs, acts on the affected part.CPU sends the ruuning situation of department of obstetrics and gynecology analgetic apparatus for childbirth to operator by output device, working condition as present system, optional operation scheme etc., concrete output device can be outut devices such as display device such as display screen, touch screen or printer.Input equipment in this utility model, output device all are connected with central processing unit by expansion interface, and this expansion interface can be equipment such as parallel interface, serial line interface, USB interface, EBI expansion interfaces commonly used.For example keyboard and mouse can be connected with CPU by USB interface or PS2 interface etc., printer can be connected with CPU by parallel interface etc.
As shown in Figure 2, the department of obstetrics and gynecology analgetic apparatus for childbirth sketch map of an embodiment again in this utility model.The accompanying drawing cathetus is represented power line, and arrow line is represented the transmission of Information direction.Also be connected with PC between CPU and input equipment, output device and the expansion interface, CPU is connected with PC by communication interface unit; The instruction of input equipment input sends to PC, and PC will instruct by communication interface unit and send CPU; Information after the central processing unit for processing sends PC through communication interface unit and exports through output device.Because PC low price, easy and simple to handle, with CPU integrated after, can simplify the complexity of CPU greatly, only by realizing the function of department of obstetrics and gynecology analgesias instrument with the PC communication to input equipment, output device, expansion interface programming Control.Input equipment and output device are connected with PC, again through PC and CPU communication, and the easy read operation of CPU to peripheral hardware, thus can improve the speed of service of CPU.
The department of obstetrics and gynecology analgetic apparatus for childbirth also comprises audio output device, for example equipment such as headset audio amplifier.In the pulse vibrations lenitive while of affected part, by the broadcast of music, can further relax patient's emotion, alleviate its pain, i.e. this analgesia instrument has added music therapy, makes analgesic effect more obvious.
The analgesia instrument also comprises network information supply unit.Network information supply unit can be built-in network interface card or the network interface that is provided with on the CPU, is used to realize operations such as network communication, online upgrading, data management.When connecting PC, can network interface be set in CPU on PC, be used for online upgrading, network communication or data management.The network information sends to CPU by communication interface unit again through PC; The process information of CPU sends PC through communication interface unit, realizes network information communication through network interface again.
CPU can be controllers such as single-chip microcomputer, ARM, DSP, and CPU comprises single-chip microcomputer in this utility model, and single-chip microcomputer is connected with and drives output unit and power pack; Single-chip Controlling drives output unit generation pulse and acts on sufferer by the therapeutic electrode paster; Power pack is single-chip microcomputer and circuit board power supply thereof.Optionally single-chip microcomputer is as 51 series monolithics, and MSP430 series etc. all is applicable to this utility model.Single-chip microcomputer also is connected with peripheral circuit, as standard time clock crystal oscillator etc.As shown in Figure 3, it is example that present embodiment is selected the chip of MSP430 series, is its control section circuit diagram among the figure.Main pin as shown in the figure, P4.1 i.e. 37 pins is used to send impulse wave, 29,30,31 pins are used for external memory element, 33,34,35 pins are used for connecting the news unit.Its reseting pin 58 and crystal oscillator connect in the pin accompanying drawing not shown.
Drive the circuit diagram of output unit among Fig. 4 for this utility model.As shown in the figure, drive output unit and comprise audion Q1, solid-state relay K1, inductance L 1, diode D1; The therapeutic electrode paster comprises positive pole and negative pole; The base stage of audion Q1 connects 37 pins of single-chip microcomputer, grounded collector, emitter stage is connected the 5V power supply after connecting the parallel circuit of solid-state relay K1 and diode D1 again, one end and the positive pole of therapeutic electrode and the break-make of 12V dc power anode of the outfan control inductance L 1 of solid-state relay K1, the other end of inductance L 1 and the negative pole of therapeutic electrode are connected with the 12V dc power cathode.Single-chip microcomputer can be realized pulse is exported through this driving output unit.
It among Fig. 5 the circuit diagram of photoelectricity isolated location among this utility model embodiment.As shown in the figure, this photoelectricity isolated location is used to realize single-chip microcomputer and the signal that drives between the output unit is isolated, and prevents from effectively that external signal from scurrying into to burn out single-chip microcomputer, and finishes level conversion between single-chip microcomputer and the driving output unit.Also be provided with the photoelectricity isolated location between single-chip microcomputer and the driving output unit, the photoelectricity isolated location comprises resistance R 22, R2, R29 and photoelectric isolated chip TPL521-1; 37 pins of single-chip microcomputer connect the pin 1 of photoelectric isolated chip TPL521-1 by resistance R 22, pin 2 ground connection of photoelectric isolated chip TPL521-1, the pin 3 of photoelectric isolated chip TPL521-1 connects the 5V power supply, and pin 4 is by resistance R 2 ground connection and connect the base stage of the audion Q1 that drives output unit by resistance R 29.The major advantage of photo-coupler is: the signal one-way transmission, and input and outfan have been realized electrical isolation fully, and output signal does not have influence to input, and capacity of resisting disturbance is strong, and working stability is contactless, long service life, efficiency of transmission height.
In this utility model, as shown in Figure 6, be the circuit diagram of reset unit.Single-chip microcomputer is connected with reset unit, and reset unit is voltage checking chip HT7033, and 1 pin of chip HT7033 connects 58 pins (not shown in the accompanying drawing) of single-chip microcomputer.Reset unit provides electrification reset and under-voltage reset signal for single-chip microcomputer, guarantees that system can reset reliably.
As shown in Figure 7, be EEPROM element circuit figure in this utility model.Single-chip microcomputer is connected with the EEPROM module, the EEPROM module is write storage chip for the 24CXX electronically readable, 7 pins of 24CXX chip connect 29 pins of single-chip microcomputer, and 6 pins of 24CXX chip connect 30 pins of single-chip microcomputer, and 5 pins of 24CXX chip connect 31 pins of single-chip microcomputer.Adopt 24CXX series electronically readable to write storage chip, be provided with and data, be characterized in and dynamically read and write, and the power down data can not lost in order to storage system is relevant.
As shown in Figure 8, be power pack circuit diagram in this utility model.This power pack comprises 12V power input, Schottky diode DD1,5V Voltage stabilizing module, Schottky diode D8, inductance L 9,3.3V Voltage stabilizing module, 5V power supply indicator and 3.3V power supply indicator; External 12V dc source connects 1 pin of power input, is connected to the anode of Schottky diode DD1, and the negative terminal of Schottky diode DD1 is connected to input 1 pin of resistance R R3 and 5V Voltage stabilizing module simultaneously, and connects filter capacitor C31; Outfan 2 pins of 5V Voltage stabilizing module connect an end of inductance L 9 and the negative electrode of Schottky diode D8; The other end of inductance L 9 connects feedback foot 4 pins of 5V Voltage stabilizing module, and connect filter capacitor C32, C33, C12, be connected to input 3 pins of 3.3V Voltage stabilizing module simultaneously, connect the 5V power supply indicator simultaneously, the other end of 5V power supply indicator is by resistance R 28 ground connection; 3.3V outfan 4 pins of Voltage stabilizing module connect filter capacitor C34, C13, connect the 3.3V power supply indicator simultaneously, the other end of 3.3V power supply indicator is by resistance R 27 ground connection.The power supply that this power pack can effectively be eliminated between PC and the CPU disturbs, the power supply of CPU adopt in design one independently direct current 12V Switching Power Supply power separately, thoroughly solved by PC Switching Power Supply 5V power supply is existing and made mutual interference problem between voltage regulation result bad and PC and the CPU inadequately because of regulator block voltage stabilizing pressure reduction.
As shown in Figure 9, be communication interface unit circuit diagram in this utility model.This communication interface unit comprises serial port interface MAX3232 chip, is used to realize the exchanges data between single-chip microcomputer and the PC; 11 pins of serial port interface MAX3232 chip connect 32 pins of single-chip microcomputer, and 12 pins of serial port interface MAX3232 chip connect 33 pins of single-chip microcomputer; Have on the PC and the corresponding DB9 interface of serial port interface MAX3232 chip; 13 pins of serial port interface MAX3232 chip connect 3 pins of DB9 interface, and 14 pins of serial port interface MAX3232 chip connect 2 pins of DB9 interface, and 5 pin connected systems of DB9 interface logically.
This communication interface unit can expand to a plurality of serial line interfaces, uses when needs are expanded, increased host computer or increase peripheral hardware system.For example CPU connects the DB9 interface of another PC by MAX3232.Concrete connected mode is: 10 pins of serial port interface MAX3232 chip connect 34 pins of single-chip microcomputer, and 9 pins of serial port interface MAX3232 chip connect 35 pins of single-chip microcomputer; 7 pins of serial port interface MAX3232 chip connect 3 pins of DB9 interface, and 8 pins of serial port interface MAX3232 chip connect 2 pins of DB9 interface, and also connected system is logically for 5 pins of this DB9 interface.This communication unit also can select for use communication modes such as parallel communication, bus-type communication all to be applicable to this utility model.
As can be seen from the above embodiments, a kind of department of obstetrics and gynecology analgetic apparatus for childbirth among this utility model embodiment comprises: analgesia instrument housing, input equipment, output device, expansion interface, therapeutic electrode paster and CPU; This utility model is by acting on the pulse signal on the human body skin, the analgesic matter in the human activin, and excited crude fibre is closed the spinal cord gate and is reduced the afferent transmission of pain information, thereby reaches the analgesic purpose.This utility model combines transcutaneous electric nerve stimu lation, therapy pulse, music therapy effectively, fully uses for reference motherland's medical needles moxibustion therapy simultaneously, and a kind of green, safe and effective analgesia instrument are provided.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from this utility model know-why; can also make some improvement and replacement, these improvement and replacement also should be considered as protection domain of the present utility model.
Claims (10)
1. a department of obstetrics and gynecology analgetic apparatus for childbirth is characterized in that, comprising: analgesia instrument housing, input equipment, output device, expansion interface, therapeutic electrode paster and CPU;
Described therapeutic electrode paster is used to attach to sufferer, and the one end is connected with described CPU, and described CPU sends pulse to the therapeutic electrode paster;
Described input equipment and described output device all are connected with described CPU; Described input equipment is used for to CPU input instruction; Described output device is used to read CPU information; Described expansion interface is installed on the described CPU, is used for external input equipment and output device.
2. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 1, it is characterized in that, also be connected with PC between described CPU and described input equipment, described output device and the described expansion interface, described CPU is connected with described PC by communication interface unit;
The instruction of described input equipment input sends to described PC, and described PC will instruct by described communication interface unit and send described CPU; Information after the described central processing unit for processing sends described PC again through described output device output through described communication interface unit.
3. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 1 or 2 is characterized in that, described analgesia instrument also comprises audio output device.
4. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 1 or 2 is characterized in that, described analgesia instrument also comprises network information supply unit.
5. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 1 is characterized in that described CPU comprises single-chip microcomputer, and described single-chip microcomputer is connected with and drives output unit and power pack; Described Single-chip Controlling drives output unit generation pulse and acts on sufferer by described therapeutic electrode paster; Described power pack is described single-chip microcomputer and circuit board power supply thereof;
Described driving output unit comprises audion Q1, solid-state relay K1, inductance L 1, diode D1;
Described therapeutic electrode paster comprises positive pole and negative pole;
The base stage of described audion Q1 connects 37 pins of described single-chip microcomputer, grounded collector, emitter stage is connected the 5V power supply after connecting the parallel circuit of solid-state relay K1 and diode D1 again, one end and the positive pole of therapeutic electrode and the break-make of 12V dc power anode of the outfan control inductance L 1 of described solid-state relay K1, the other end of inductance L 1 and the negative pole of therapeutic electrode are connected with the 12V dc power cathode.
6. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 5, it is characterized in that, also be provided with the photoelectricity isolated location between described single-chip microcomputer and the described driving output unit, described photoelectricity isolated location comprises resistance R 22, R2, R29 and photoelectric isolated chip TPL521-1;
37 pins of described single-chip microcomputer connect the pin 1 of described photoelectric isolated chip TPL521-1 by resistance R 22, pin 2 ground connection of described photoelectric isolated chip TPL521-1, the pin 3 of described photoelectric isolated chip TPL521-1 connects the 5V power supply, and pin 4 is by resistance R 2 ground connection and connect the base stage of the audion Q1 of described driving output unit by resistance R 29.
7. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 5 is characterized in that described single-chip microcomputer is connected with reset unit, and described reset unit is voltage checking chip HT7033, and 1 pin of described chip HT7033 connects 58 pins of described single-chip microcomputer.
8. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 5, it is characterized in that, described single-chip microcomputer also is connected with the EEPROM module, described EEPROM module is write storage chip for the 24CXX electronically readable, 7 pins of described 24CXX chip connect 29 pins of described single-chip microcomputer, 6 pins of described 24CXX chip connect 30 pins of described single-chip microcomputer, and 5 pins of described 24CXX chip connect 31 pins of described single-chip microcomputer.
9. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 5, it is characterized in that described power pack comprises 12V power input, Schottky diode DD1,5V Voltage stabilizing module, Schottky diode D8, inductance L 9,3.3V Voltage stabilizing module, 5V power supply indicator and 3.3V power supply indicator;
Described external 12V dc source connects 1 pin of power input, be connected to the anode of described Schottky diode DD1, the negative terminal of described Schottky diode DD1 is connected to input 1 pin of resistance R R3 and described 5V Voltage stabilizing module simultaneously, and connects filter capacitor C31; Outfan 2 pins of described 5V Voltage stabilizing module connect an end of described inductance L 9 and the negative electrode of described Schottky diode D8; The other end of described inductance L 9 connects feedback foot 4 pins of described 5V Voltage stabilizing module, and connect filter capacitor C32, C33, C12, be connected to input 3 pins of described 3.3V Voltage stabilizing module simultaneously, connect described 5V power supply indicator simultaneously, the other end of described 5V power supply indicator is by resistance R 28 ground connection; Outfan 4 pins of described 3.3V Voltage stabilizing module connect filter capacitor C34, C13, connect described 3.3V power supply indicator simultaneously, and the other end of described 3.3V power supply indicator is by resistance R 27 ground connection.
10. department of obstetrics and gynecology analgetic apparatus for childbirth as claimed in claim 2 is characterized in that, described communication interface unit comprises serial port interface MAX3232 chip, is used to realize the exchanges data between single-chip microcomputer and the PC;
11 pins of described serial port interface MAX3232 chip connect 32 pins of described single-chip microcomputer, and 12 pins of described serial port interface MAX3232 chip connect 33 pins of described single-chip microcomputer;
Have on the described PC and the corresponding DB9 interface of described serial port interface MAX3232 chip;
13 pins of described serial port interface MAX3232 chip connect 3 pins of described DB9 interface, and 14 pins of described serial port interface MAX3232 chip connect 2 pins of described DB9 interface, and 5 pin connected systems of described DB9 interface logically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201910805U CN202086950U (en) | 2011-06-08 | 2011-06-08 | Labor analgesia apparatus for obstetrics and gynecology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201910805U CN202086950U (en) | 2011-06-08 | 2011-06-08 | Labor analgesia apparatus for obstetrics and gynecology |
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| Publication Number | Publication Date |
|---|---|
| CN202086950U true CN202086950U (en) | 2011-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201910805U Expired - Fee Related CN202086950U (en) | 2011-06-08 | 2011-06-08 | Labor analgesia apparatus for obstetrics and gynecology |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103386166A (en) * | 2013-08-09 | 2013-11-13 | 安徽沪浦医药集团有限公司 | Electronic analgesia therapeutic apparatus for obstetrics and gynecology department |
| WO2014079333A1 (en) | 2012-11-26 | 2014-05-30 | 广州三瑞医疗器械有限公司 | Bio-feedback type device for physical pain relief at childbirth |
| CN104127941A (en) * | 2014-07-25 | 2014-11-05 | 贾学云 | Analgesia therapy instrument for obstetrics and gynecology department |
-
2011
- 2011-06-08 CN CN2011201910805U patent/CN202086950U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079333A1 (en) | 2012-11-26 | 2014-05-30 | 广州三瑞医疗器械有限公司 | Bio-feedback type device for physical pain relief at childbirth |
| CN103386166A (en) * | 2013-08-09 | 2013-11-13 | 安徽沪浦医药集团有限公司 | Electronic analgesia therapeutic apparatus for obstetrics and gynecology department |
| CN104127941A (en) * | 2014-07-25 | 2014-11-05 | 贾学云 | Analgesia therapy instrument for obstetrics and gynecology department |
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