CN105148345A - Medical enema machine with automatic temperature control function - Google Patents
Medical enema machine with automatic temperature control function Download PDFInfo
- Publication number
- CN105148345A CN105148345A CN201510469149.9A CN201510469149A CN105148345A CN 105148345 A CN105148345 A CN 105148345A CN 201510469149 A CN201510469149 A CN 201510469149A CN 105148345 A CN105148345 A CN 105148345A
- Authority
- CN
- China
- Prior art keywords
- chip microcomputer
- temperature
- heater
- temperature sensor
- automatically controlled
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0204—Physical characteristics of the irrigation fluid, e.g. conductivity or turbidity
- A61M3/0208—Physical characteristics of the irrigation fluid, e.g. conductivity or turbidity before use
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/0007—Special media to be introduced, removed or treated introduced into the body
Abstract
The invention provides a medical enema machine with an automatic temperature control function. The medical enema machine comprises a heater R and a power supply circuit which are electrically connected; the medical enema machine is characterized in that a power drive circuit is connected between the heater R and the power supply circuit; the medical enema machine further comprises a single-chip microcomputer U1 and temperature sensor U2 electrically connected, wherein a test probe of the temperature sensor U2 extends into the heater R; the output end of the temperature sensor U2 is connected to a voltage signal collection pin IN of the single-chip microcomputer U1, an output duty ratio pin PWM of the single-chip microcomputer U1 is connected to the power drive circuit. According to the medical enema machine with automatic temperature control function, the heater is electrified to heat a liquid so as to raise the temperature of the liquid, the temperature sensor collects the temperature value in real time, the collected temperature value is processed by the single-chip microcomputer, the power loaded to the heater is regulated and controlled according to the processing result, thus, the temperature of the liquid is regulated, and the goals of automatic detection and automatic temperature control are achieved.
Description
Technical field
The invention belongs to medical apparatus and instruments automatic control technology field, be specifically related to a kind of temperature automatically controlled Medical sausage meat extruder.
Background technology
Sausage filler clysmata inserts colon perfusion liquid with anal canal from anus per rectum, to reach the Therapeutic Method of relieving constipation aerofluxus, enterokinesia can be stimulated, softening, removing feces, and the effect having cooling, hasten parturition, dilute enteral poisonous substance, reduce absorption, in addition, also can reach for therapeutic purposes such as drug, nutrition, moisture.Can to liquid such as injection of medicine, nutrition, moisture in anal canal according to different patients in use procedure, in order to reduce the sense of discomfort of patient or reach the best use of temperature of medicine, need to carry out heat temperature raising in advance to the liquid entered in anal canal, existing Medical sausage meat extruder does not have temperature automatically controlled function, accurately can not control the temperature of heating liquid, too high, too low temperature of liquid all can allow patient produce strong sense of discomfort, even jeopardize safety, the too low drug action being unfavorable for some medicines of temperature; Meanwhile, the sense of discomfort that the patient of all ages and classes and different sign produces the liquid entering fine temperature difference in body is inconsistent, owing to not possessing temperature automatically controlled function, existing sausage filler is hindered developing in different patient demand.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of temperature automatically controlled Medical sausage meat extruder, taking into full account the comfort of patient and the drug action of medicine, adjustment enters the temperature of anus liquid in pipe automatically.
For achieving the above object, technical scheme of the present invention is as follows: a kind of temperature automatically controlled Medical sausage meat extruder, comprise heater R and the power circuit of electrical connection, it is characterized in that: between described heater R and power circuit, be connected with power driving circuit, it also comprises the single-chip microcomputer U1 of electrical connection and test probe and stretches into temperature sensor U2 in heater R, the outfan of described temperature sensor U2 is connected to the voltage signal acquisition pin IN of single-chip microcomputer U1, and the output duty cycle pin PWM of single-chip microcomputer U1 connects described power driving circuit.
In a preferred embodiment of the present invention, comprise described power driving circuit further and comprise audion Q1 and metal-oxide-semiconductor Q2, the drain electrode of metal-oxide-semiconductor Q2 connects power circuit, its source electrode by the colelctor electrode of source resistance R1 ground connection, its grid connecting triode Q1, and the base stage of audion Q1 is connected to by base resistance Rb the output duty cycle pin PWM of single-chip microcomputer U1, its colelctor electrode to be connected to metal-oxide-semiconductor Q2 drain electrode, its grounded emitter by collector resistance Rc.
In a preferred embodiment of the present invention, comprise further connect with temperature sensor U2 be provided with a divider resistance R2, both series connection place form node A, and node A is connected to the voltage signal acquisition pin IN of single-chip microcomputer U1, and described divider resistance R2 is connected to power circuit.
In a preferred embodiment of the present invention, comprising described temperature sensor U2 is further critesistor.
In a preferred embodiment of the present invention, the I/O comprising described single-chip microcomputer U1 further changes input pin and is also electrically connected with a keyboard.
In a preferred embodiment of the present invention, the I/0 comprising described single-chip microcomputer U1 further changes output pin and is also electrically connected with a touch-screen display.
The invention has the beneficial effects as follows: the temperature automatically controlled Medical sausage meat extruder of one of the present invention, heater obtains electrical heating liquid makes it heat up, this temperature value of collection that temperature sensor is real-time, through single-chip microcomputer process after collection, control according to result to adjust the power loaded on the heaters, thus carry out the temperature of regulates liquid, reach automatic detection, temperature automatically controlled object.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, be briefly described to the accompanying drawing used required in the description of embodiment technology below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the circuit diagram of the preferred embodiment of the present invention.
Wherein: 10-power circuit, 20-power driving circuit, 30-keyboard, 40-touch-screen display.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment
As shown in Figure 1, a kind of temperature automatically controlled Medical sausage meat extruder is disclosed in the present embodiment, comprise the power circuit 10 be electrically connected successively, power driving circuit 20, with heater R, and the single-chip microcomputer U1 of electrical connection and test probe stretch into temperature sensor U2 in heater R, wherein power circuit 10 at least can stablize output 3.3V (VCC1), the DC source of 12V (VCC2), the outfan of described temperature sensor U2 is connected to the voltage signal acquisition pin IN of single-chip microcomputer U1, the output duty cycle pin PWM of single-chip microcomputer U1 connects power driving circuit, the I/O of single-chip microcomputer U1 changes input pin and is also electrically connected with a keyboard 30, the I/0 of single-chip microcomputer U1 changes output pin and is also electrically connected with a touch-screen display 40.Concrete: the preferred power driving circuit 20 of the present invention comprises audion Q1 and metal-oxide-semiconductor Q2, the drain electrode of metal-oxide-semiconductor Q2 connects power circuit, its source electrode by the colelctor electrode of source resistance R1 ground connection, its grid connecting triode Q1, and the base stage of audion Q1 is connected to by base resistance Rb the output duty cycle pin PWM of single-chip microcomputer U1, its colelctor electrode to be connected to metal-oxide-semiconductor Q2 drain electrode, its grounded emitter by collector resistance Rc.
Based on the structure of above-mentioned power driving circuit 20, its work process is as follows: when the PWM pin output low level of single-chip microcomputer U1, audion Q1, metal-oxide-semiconductor Q2 end, and the 12V DC source that power circuit exports is powered to heater R, heater R obtains electrical heating, and temperature of liquid raises; When the PWM pin of single-chip microcomputer U1 exports high level, audion Q1, metal-oxide-semiconductor Q2 conducting, heater R dead electricity stops heating.Single-chip microcomputer U1 regulates the ON time of audion Q1 and metal-oxide-semiconductor to carry out regulation output to the performance number on heater R by regulating the size of dutycycle, the ON time of audion Q1 and metal-oxide-semiconductor is longer, the power be carried on heater R is less, and temperature of liquid raises slower; Otherwise ON time is shorter, liquid heats up faster, reaches the object automatically controlling temperature of liquid.
Concrete, preferable temperature sensor U2 of the present invention is critesistor, that connects with temperature sensor U2 is provided with a divider resistance R2 simultaneously, both series connection place form node A, node A is connected to the voltage signal acquisition pin IN of single-chip microcomputer U1, and described divider resistance R2 is connected to the 3.3V power output end of power circuit 10.Based on the said structure of temperature sensor U2, the work process of its collection liquid temperature is as follows: the resistance of critesistor changes along with the variations in temperature on heater R, the namely pressure drop at node A place constantly changes, the magnitude of voltage of this change is carried out process and changes into temperature value by single-chip microcomputer U1, reaches the object of Real-time Collection temperature of liquid.
Based on the said structure of sausage filler, it is as follows that sausage filler of the present invention can realize temperature automatically controlled work process: medical worker is according to the user demand of different patient, the target temperature value of liquid is set in advance by keyboard 30, target temperature value is stored in the memorizer of single-chip microcomputer U1, heater R obtains electric post-heating and heats up, this temperature value of collection that temperature sensor U2 is real-time also feeds back to single-chip microcomputer U1, this real-time temperature values of single-chip microcomputer U1 control output shows on touch-screen display 40 on the one hand, single-chip microcomputer compares real-time temperature values and target temperature value on the other hand, adjusted conducting state and the ON time of audion Q1 and metal-oxide-semiconductor by adjustment output duty cycle size according to comparative result, and then adjust the power be carried on heater R, until real-time temperature values is identical with target temperature value, realize temperature automatically controlled function of the present invention.To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. a temperature automatically controlled Medical sausage meat extruder, comprise heater (R) and the power circuit of electrical connection, it is characterized in that: between described heater (R) and power circuit, be connected with power driving circuit, it also comprises the single-chip microcomputer (U1) of electrical connection and test probe and stretches into temperature sensor (U2) in heater (R), the outfan of described temperature sensor (U2) is connected to the voltage signal acquisition pin (IN) of single-chip microcomputer (U1), and the output duty cycle pin (PWM) of single-chip microcomputer (U1) connects described power driving circuit.
2. the temperature automatically controlled Medical sausage meat extruder of one according to claim 1, it is characterized in that: described power driving circuit comprises audion (Q1), with metal-oxide-semiconductor (Q2), the drain electrode of metal-oxide-semiconductor (Q2) connects power circuit, its source electrode is by source resistance (R1) ground connection, the colelctor electrode of its grid connecting triode (Q1), the base stage of audion (Q1) is connected to the output duty cycle pin (PWM) of single-chip microcomputer (U1) by base resistance (Rb), its colelctor electrode is connected to the drain electrode of metal-oxide-semiconductor (Q2) by collector resistance (Rc), its grounded emitter.
3. the temperature automatically controlled Medical sausage meat extruder of one according to claim 1, it is characterized in that: that connects with temperature sensor (U2) is provided with a divider resistance (R2), both series connection place form node A, node A is connected to the voltage signal acquisition pin (IN) of single-chip microcomputer (U1), and described divider resistance (R2) is connected to power circuit.
4. the temperature automatically controlled Medical sausage meat extruder of one according to claim 3, is characterized in that: described temperature sensor (U2) is critesistor.
5. the temperature automatically controlled Medical sausage meat extruder of one according to claim 1, is characterized in that: the I/O of described single-chip microcomputer (U1) changes input pin and is also electrically connected with a keyboard.
6. the temperature automatically controlled Medical sausage meat extruder of one according to claim 1, is characterized in that: the I/0 of described single-chip microcomputer (U1) changes output pin and is also electrically connected with a touch-screen display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510469149.9A CN105148345A (en) | 2015-08-04 | 2015-08-04 | Medical enema machine with automatic temperature control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510469149.9A CN105148345A (en) | 2015-08-04 | 2015-08-04 | Medical enema machine with automatic temperature control function |
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| Publication Number | Publication Date |
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| CN105148345A true CN105148345A (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510469149.9A Pending CN105148345A (en) | 2015-08-04 | 2015-08-04 | Medical enema machine with automatic temperature control function |
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| CN (1) | CN105148345A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069624A (en) * | 2021-05-08 | 2021-07-06 | 江苏省肿瘤医院 | Intelligent automatic electric heating limiting enemator |
Citations (5)
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|---|---|---|---|---|
| US20120078199A1 (en) * | 2010-09-24 | 2012-03-29 | Charlotte Shirley | Temperature gauge for enema bag |
| CN202590035U (en) * | 2012-03-31 | 2012-12-12 | 中国人民解放军第三军医大学第一附属医院 | Constant-temperature enemator |
| CN202961492U (en) * | 2012-12-31 | 2013-06-05 | 华北石油管理局总医院 | Hot infusion chemotherapy device |
| CN103566423A (en) * | 2013-10-28 | 2014-02-12 | 任利华 | Intelligently controlled constant-temperature outlet water intestinal tract toxin expelling health machine |
| CN204890759U (en) * | 2015-08-04 | 2015-12-23 | 苏州登顶医疗科技有限公司 | Automatic medical sausage meat extruder of accuse temperature |
-
2015
- 2015-08-04 CN CN201510469149.9A patent/CN105148345A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120078199A1 (en) * | 2010-09-24 | 2012-03-29 | Charlotte Shirley | Temperature gauge for enema bag |
| CN202590035U (en) * | 2012-03-31 | 2012-12-12 | 中国人民解放军第三军医大学第一附属医院 | Constant-temperature enemator |
| CN202961492U (en) * | 2012-12-31 | 2013-06-05 | 华北石油管理局总医院 | Hot infusion chemotherapy device |
| CN103566423A (en) * | 2013-10-28 | 2014-02-12 | 任利华 | Intelligently controlled constant-temperature outlet water intestinal tract toxin expelling health machine |
| CN204890759U (en) * | 2015-08-04 | 2015-12-23 | 苏州登顶医疗科技有限公司 | Automatic medical sausage meat extruder of accuse temperature |
Non-Patent Citations (2)
| Title |
|---|
| 毛宏光，刘福祥: "《单片机实用教程》", 30 August 2013, 机械工业出版社 * |
| 赵效敏: "《开关电源的设计与应用》", 30 September 1995, 上海科学普及出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069624A (en) * | 2021-05-08 | 2021-07-06 | 江苏省肿瘤医院 | Intelligent automatic electric heating limiting enemator |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151216 |
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| RJ01 | Rejection of invention patent application after publication |