CN109200374A - A kind of orthopaedic trauma Wound irrigation device - Google Patents
A kind of orthopaedic trauma Wound irrigation device Download PDFInfo
- Publication number
- CN109200374A CN109200374A CN201810870968.8A CN201810870968A CN109200374A CN 109200374 A CN109200374 A CN 109200374A CN 201810870968 A CN201810870968 A CN 201810870968A CN 109200374 A CN109200374 A CN 109200374A
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- Prior art keywords
- storage chamber
- control system
- circuit
- irrigation device
- resistive heater
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- 208000027418 Wounds and injury Diseases 0.000 title claims abstract description 29
- 208000014674 injury Diseases 0.000 title claims abstract description 23
- 238000003973 irrigation Methods 0.000 title claims abstract description 19
- 230000002262 irrigation Effects 0.000 title claims abstract description 19
- 230000008733 trauma Effects 0.000 title claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000015556 catabolic process Effects 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 230000001960 triggered effect Effects 0.000 claims description 5
- 230000006870 function Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract description 11
- 238000011010 flushing procedure Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000007921 spray Substances 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 4
- 230000036760 body temperature Effects 0.000 abstract description 3
- 238000003303 reheating Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 230000006378 damage Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002504 physiological saline solution Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- RTKIYNMVFMVABJ-UHFFFAOYSA-L thimerosal Chemical compound [Na+].CC[Hg]SC1=CC=CC=C1C([O-])=O RTKIYNMVFMVABJ-UHFFFAOYSA-L 0.000 description 2
- 229940033663 thimerosal Drugs 0.000 description 2
- 238000012369 In process control Methods 0.000 description 1
- 206010057178 Osteoarthropathies Diseases 0.000 description 1
- 206010031252 Osteomyelitis Diseases 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010965 in-process control Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000000472 traumatic effect Effects 0.000 description 1
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
- A61M3/0233—Enemata; Irrigators characterised by liquid supply means, e.g. from pressurised reservoirs
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3368—Temperature
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/36—General characteristics of the apparatus related to heating or cooling
- A61M2205/3653—General characteristics of the apparatus related to heating or cooling by Joule effect, i.e. electric resistance
Abstract
The present invention relates to orthopaedic trauma technical fields, and in particular to a kind of orthopaedic trauma Wound irrigation device, including push rod group, sealing cover, compression system, heating system, central control system, temperature control system and tele-control system；The present invention is arranged compression system and is pressurizeed using booster fan to pressurized cavity, pressurized cavity is connected with storage chamber, the pressure of storage chamber can be improved in turn, say that the processing solution in storage chamber sprays, storage chamber resistive heater is equipped in storage chamber, storage chamber resistive heater is controlled using heater circuit, medical fluid in storage chamber can be heated, it includes the controls of seven road temperatures, temperature control is more accurate, injector head resistive heater is also provided in injector head, reheating can be carried out to the medical fluid after temperature change, it can guarantee when medical fluid sprays more close to the body temperature of human body, the configuration of the present invention is simple, realize intelligent operation, flushing effect is more preferable, it is remote controlled that there is very strong creativeness.
Description
Technical field
The present invention relates to orthopaedic trauma technical fields, and in particular to a kind of orthopaedic trauma Wound irrigation device.
Background technique
Orthopaedics is one of most common department of various big hospital, main dissection, physiology and the pathology for studying skeletal musculature,
The normal morphology and function of this system are kept and developed with drug, operation and physical method.With the change in epoch and society
More, injury of orthopaedics department spectrum has apparent variation, for example, the diseases such as tuberculous osteoarthropathy, osteomyelitis, infantile paralysis significantly reduce,
Wound caused by traffic accident increased significantly.The variation of injury of orthopaedics department spectrum, this just needs orthopaedics to grow with each passing hour.Clinically doctor
Local wound is cleaned for traumatic patient and mainly uses two methods, and one is carried out with syringe extraction physiological saline and thimerosal
It rinses, flushing pressure can reach requirement, but since syringe needle hole is smaller, flush efficiency is relatively low, and the syringe needle of syringe is also easy to
Accidentally injure patient；Another method is that directly physiological saline or thimerosal are poured on wound to be rinsed, since pressure is inadequate, punching
It washes and is not thorough, the foreign matter on wound is difficult to be rinsed completely, and flushing effect is bad, does not reach requirement, in order to reach requirement needs
It rinses for a long time, will increase the pain of patient.In the patent document of Patent No. CN201620082031, a kind of wound is disclosed
Mouth flusher, belongs to medical irrigation device technical field.Wound irrigation device of the present invention, including liquid storage cylinder, liquid storage
Cylinder is internal to inject bar equipped with piston, and fixing seat is equipped with outside liquid storage cylinder, and fixing seat two sides, which are equipped with, refers to hook, is equipped with and refers in the middle part of fixing seat
It pushes away, liquid storage cylinder bottom is equipped with the second liquid outlet, the first liquid outlet, third liquid outlet.The present invention can be according to the sufferer condition of the injury not
With selecting suitable liquid outlet to be rinsed, it is effectively reduced the pain of sufferer, the healthcare givers of quickening handles the work of wound
Make efficiency and processing quality, flusher design is more humanized, and using more laborsaving, comfort is also mentioned healthcare givers
It is high.
Above-mentioned patent document selects suitable liquid outlet to be rinsed according to the difference of the sufferer condition of the injury, is effectively reduced disease
The pain of trouble, the healthcare givers of quickening handle the working efficiency and processing quality of wound.But for how to provide a kind of structure
Simply, intelligent operation is realized, flushing effect is more preferable, and remote controlled orthopaedic trauma Wound irrigation device lacks technical solution
Certainly scheme.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of orthopaedic trauma Wound irrigation devices, for solving such as
It is simple what provides a kind of structure, realizes intelligent operation, flushing effect is more preferable, and remote controlled orthopaedic trauma is filled with wound irrigation
It sets.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of orthopaedic trauma Wound irrigation device, including storage chamber and injector head, the storage chamber and the injector head
It is connected, it is characterised in that: including push rod group, sealing cover, compression system, heating system, central control system, temperature control system and remote
The bottom of the storage chamber is arranged in process control system, the sealing cover, and the push rod group is arranged in the storage chamber, described
Compression system, temperature control system and tele-control system are connected with the central control system, and the compression system includes pressurization
Cavity, booster fan and fan circuit, the pressurized cavity are connected by pipeline with the storage chamber, the booster fan with
The fan circuit is connected, and the heating system is connected with the temperature control system, and the temperature control system and compression system are external
Switch and power supply.
Preferably, fan circuit zero cross detection circuit first detects the zero crossing of AC220V, generates zero passage and interrupts；
Then, in Interrupt Subroutine, the timing function of Timer is opened, a trigger pulse is generated by CPU, is driven through triode
It is dynamic, it is inputted from 3 feet of U1, triggers the internal circuit of U1, to make the conducting of the pin 11 and 13 of U1, AC220V is to booster fan
Power supply.
Preferably, the FPGA of the temperature control system and seven road temperature sensor communications read temperature value, and are stored in inside
It in memory, is updated once every second, FPGA sends interrupt signal notice DSP and reads the temperature value that stores in FPGA, and DSP is according to working as
Preceding temperature value and control algolithm calculate control amount.Temperature value and control amount are then packaged into a frame data and are sent to FPGA,
After the data that FPGA sends DSP are stored in internal storage, data are operated, generate output signal.
Preferably, serial mode is sent to 232 interface chips by the FPGA, is sent to host computer by 232 serial ports,
Then control amount is extracted from data, by its Serial output to DAC, digital controlled signal exports simulation after DA is converted
Rear end control circuit is controlled voltage to, realizes the closed-loop control to seven tunnel temperature.
Preferably, the heating system includes inner cavity resistive heater, injector head resistive heater, heater circuit and over-voltage
Circuit is protected, the inner cavity resistive heater is arranged in the storage chamber, and the injector head resistive heater is arranged described
In injector head, the inner cavity resistive heater and injector head resistive heater are connected with the heater circuit, the heating electricity
Road is connected by the overvoltage crowbar with power circuit.
Preferably, after source current is depressured current limliting by the capacitor C1 of the overvoltage crowbar, by diode VD1, VD2
Rectification, capacitor C2 serve as filtering, and when the grid voltage is normal, zener diode VDW breakdown cannot be connected, at this time triode
VT is in off state, and bidirectional triode thyristor VS is connected by voltage triggered face, and heater circuit is powered on, if network voltage is prominent
It so increases, is more than threshold value, the voltage at the midpoint RP results in VDW breakdown conducting at this time, after VDW conducting, and makes triode VT
Conducting, after VT conducting, the pressure drop very little of Collector Emitter is not enough to trigger VS, and VS is caused to end, plays protection
Purpose.
Preferably, the surface of the storage chamber is equipped with transparent glass cover, and the push rod group includes push rod, rubber stopper and hand
Handle, the push rod both ends are separately connected rubber stopper and handle, and the rubber stopper is located in the storage chamber.
Preferably, the Transistor-Transistor Logic level pin input pin 9,10 of the tele-control system, connects the serial hair of ATmega16
Interface TXD and serial received interface RXD are sent, is RS232 level by level conversion, connects serial line interface by 7 feet and 8 feet
2 feet and 3 feet, serial line interface connect the serial line interface of sampling module and the serial line interface of PC machine by null modem cable.
(3) beneficial effect
The present invention is arranged compression system and is pressurizeed using booster fan to pressurized cavity, and pressurized cavity is connected with storage chamber
It is logical, the pressure of storage chamber can be improved in turn, say that the processing solution in storage chamber sprays, storage chamber adding thermal resistance is equipped in storage chamber
Silk controls storage chamber resistive heater using heater circuit, can heat to the medical fluid in storage chamber, it includes seven tunnels
Temperature control, temperature control is more accurate, might have the temperature difference after reaching injector head due to the medical fluid in storage chamber,
It is also provided with injector head resistive heater in injector head, reheating can be carried out to the medical fluid after temperature change, it is ensured that
More close to the body temperature of human body when medical fluid sprays, while being provided with overvoltage crowbar when the grid voltage is normal, pressure stabilizing
Diode VDW breakdown cannot be connected, and triode VT is in off state at this time, and bidirectional triode thyristor VS is by voltage triggered face
Conducting, heater circuit is powered on, and is more than threshold value, the voltage at the midpoint RP results at this time if network voltage increases suddenly
VDW breakdown conducting, after VDW conducting, and is connected triode VT, after VT conducting, the pressure drop very little of Collector Emitter,
Be not enough to trigger VS, and VS caused to end, play the purpose of protection, safety is very high, tele-control system for realizing
The control of remote port facilitates the medical staff of medical monitoring room remotely to be controlled, saves manpower and material resources.Structure of the invention letter
It is single, realize intelligent operation, flushing effect is more preferable, remote controlled to have very strong creativeness.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is main view direction structural schematic diagram of the invention；
Fig. 2 is backsight direction structure schematic diagram of the invention；
Fig. 3 is fan circuit schematic illustration of the invention；
Fig. 4 is heating system point schematic illustration of the invention；
Fig. 5 is overvoltage crowbar schematic illustration of the invention；
Label in figure respectively represents:
1, storage chamber；2, sealing cover；3, pressurized cavity；4, injector head resistive heater；5, handle；6, push rod；7, transparent
Glass；8, inner cavity resistive heater.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
A kind of orthopaedic trauma Wound irrigation device as illustrated in fig. 1 and 2, including storage chamber and injector head, the storage
Chamber is connected with the injector head, it is characterised in that: including push rod group, sealing cover, compression system, heating system, center control system
The bottom of the storage chamber is arranged in system, temperature control system and tele-control system, the sealing cover, and the push rod group is arranged in institute
It states in storage chamber, the compression system, temperature control system and tele-control system are connected with the central control system, described to add
Pressure system includes pressurized cavity, booster fan and fan circuit, and the pressurized cavity is connected by pipeline with the storage chamber,
The booster fan is connected with the fan circuit, and the heating system is connected with the temperature control system, the temperature control system and
The equal outside connected switch of compression system and power supply.
Fan circuit as shown in Figure 3 zero cross detection circuit first detects the zero crossing of AC220V, generates zero passage and interrupts；
Then, in Interrupt Subroutine, the timing function of Timer is opened, a trigger pulse is generated by CPU, is driven through triode
It is dynamic, it is inputted from 3 feet of U1, triggers the internal circuit of U1, to make the conducting of the pin 11 and 13 of U1, AC220V is to booster fan
Power supply.
The FPGA of temperature control system as shown in Figure 4 and seven road temperature sensor communications read temperature value, and are stored in inside
It in memory, is updated once every second, FPGA sends interrupt signal notice DSP and reads the temperature value that stores in FPGA, and DSP is according to working as
Preceding temperature value and control algolithm calculate control amount.Temperature value and control amount are then packaged into a frame data and are sent to FPGA,
After the data that FPGA sends DSP are stored in internal storage, data are operated, generate output signal.
Serial mode is sent to 232 interface chips by FPGA, host computer is sent to by 232 serial ports, then from data
Control amount is extracted, by its Serial output to DAC, digital controlled signal exports analog control voltage to rear end after DA is converted
Control circuit realizes the closed-loop control to seven tunnel temperature.
Heating system includes inner cavity resistive heater, injector head resistive heater, heater circuit and overvoltage crowbar, institute
It states inner cavity resistive heater to be arranged in the storage chamber, the injector head resistive heater is arranged in the injector head, institute
It states inner cavity resistive heater and injector head resistive heater is connected with the heater circuit, the heater circuit passes through the mistake
Voltage protection circuit is connected with power circuit.
After source current is depressured current limliting by the capacitor C1 of overvoltage crowbar as shown in Figure 5, by diode VD1, VD2
Rectification, capacitor C2 serve as filtering, and when the grid voltage is normal, zener diode VDW breakdown cannot be connected, at this time triode
VT is in off state, and bidirectional triode thyristor VS is connected by voltage triggered face, and heater circuit is powered on, if network voltage is prominent
It so increases, is more than threshold value, the voltage at the midpoint RP results in VDW breakdown conducting at this time, after VDW conducting, and makes triode VT
Conducting, after VT conducting, the pressure drop very little of Collector Emitter is not enough to trigger VS, and VS is caused to end, plays protection
Purpose.
The surface of storage chamber is equipped with transparent glass cover, and the push rod group includes push rod, rubber stopper and handle, the push rod two
End is separately connected rubber stopper and handle, and the rubber stopper is located in the storage chamber.
The Transistor-Transistor Logic level pin input pin 9,10 of tele-control system connects the serial transmission interface TXD of ATmega16
It is RS232 level by level conversion with serial received interface RXD, 2 feet and 3 of serial line interface is connected by 7 feet and 8 feet
Foot, serial line interface connect the serial line interface of sampling module and the serial line interface of PC machine by null modem cable.
The present invention is arranged compression system and is pressurizeed using booster fan to pressurized cavity, and pressurized cavity is connected with storage chamber
It is logical, the pressure of storage chamber can be improved in turn, say that the processing solution in storage chamber sprays, storage chamber adding thermal resistance is equipped in storage chamber
Silk controls storage chamber resistive heater using heater circuit, can heat to the medical fluid in storage chamber, it includes seven tunnels
Temperature control, temperature control is more accurate, might have the temperature difference after reaching injector head due to the medical fluid in storage chamber,
It is also provided with injector head resistive heater in injector head, reheating can be carried out to the medical fluid after temperature change, it is ensured that
More close to the body temperature of human body when medical fluid sprays.
It is provided with overvoltage crowbar when the grid voltage is normal simultaneously, zener diode VDW breakdown cannot be connected, this
When triode VT be in off state, bidirectional triode thyristor VS is connected by voltage triggered face, and heater circuit is powered on, if electric
Net voltage increases suddenly, is more than threshold value, and the voltage at the midpoint RP results in VDW breakdown conducting at this time, after VDW conducting, and makes
Triode VT conducting, after VT conducting, the pressure drop very little of Collector Emitter is not enough to trigger VS, and VS is caused to end, and rises
The purpose of protection is arrived, safety is very high.
Tele-control system facilitates the medical staff of medical monitoring room remotely to be controlled for realizing the control of remote port
System, saves manpower and material resources.
The configuration of the present invention is simple realizes intelligent operation, and flushing effect is more preferable, remote controlled to have very strong creativeness.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of orthopaedic trauma Wound irrigation device, including storage chamber and injector head, the storage chamber and the injector head phase
Even, it is characterised in that: including push rod group, sealing cover, compression system, heating system, central control system, temperature control system and long-range
The bottom of the storage chamber is arranged in control system, the sealing cover, and the push rod group is arranged in the storage chamber, described to add
Pressure system, temperature control system and tele-control system are connected with the central control system, and the compression system includes pressurizing chamber
Body, booster fan and fan circuit, the pressurized cavity are connected by pipeline with the storage chamber, the booster fan and institute
It states fan circuit to be connected, the heating system is connected with the temperature control system, the temperature control system and compression system is external opens
Pass and power supply.
2. orthopaedic trauma Wound irrigation device according to claim 1, it is characterised in that: fan circuit mistake first
Zero detection circuit detects the zero crossing of AC220V, generates zero passage and interrupts；Then, in Interrupt Subroutine, Timer is opened
Timing function, by CPU generate a trigger pulse, driven through triode, from 3 feet of U1 input, trigger the internal circuit of U1,
To make the conducting of the pin 11 and 13 of U1, AC220V gives booster fan to power.
3. orthopaedic trauma Wound irrigation device according to claim 1, it is characterised in that: the FPGA of the temperature control system
With seven road temperature sensor communications, temperature value is read, and is stored in internal storage, is updated once every second, in FPGA transmission
Break signal notice DSP reads the temperature value stored in FPGA, and DSP calculates control amount according to current temperature value and control algolithm,
Temperature value and control amount are then packaged into a frame data and are sent to FPGA, the data that FPGA sends DSP are stored in inside
After memory, data are operated, generate output signal.
4. orthopaedic trauma Wound irrigation device according to claim 1, it is characterised in that: the FPGA is by serial mode
232 interface chips are sent to, host computer is sent to by 232 serial ports, control amount is then extracted from data, it is serial defeated
DAC is arrived out, and digital controlled signal exports analog control voltage to rear end control circuit after DA is converted, realizes to seven tunnel temperature
Closed-loop control.
5. orthopaedic trauma Wound irrigation device according to claim 1, it is characterised in that: the heating system includes interior
Chamber resistive heater, injector head resistive heater, heater circuit and overvoltage crowbar, the inner cavity resistive heater setting exist
In the storage chamber, the injector head resistive heater is arranged in the injector head, the inner cavity resistive heater and injection
Head resistive heater is connected with the heater circuit, and the heater circuit passes through the overvoltage crowbar and power circuit phase
Even.
6. orthopaedic trauma Wound irrigation device according to claim 1, it is characterised in that: the overvoltage crowbar
It after source current is depressured current limliting by capacitor C1, is rectified by diode VD1, VD2, capacitor C2 serves as filtering, works as network voltage
When normal, zener diode VDW breakdown cannot be connected, and triode VT is in off state at this time, bidirectional triode thyristor VS by
The conducting of voltage triggered face, heater circuit is powered on, and is more than threshold value, at this time at the midpoint RP if network voltage increases suddenly
Voltage results in VDW breakdown conducting, after VDW conducting, and triode VT is connected, after VT conducting, Collector Emitter
Pressure drop very little, be not enough to trigger VS, and VS is caused to end, play the purpose of protection.
7. orthopaedic trauma Wound irrigation device according to claim 1, it is characterised in that: the surface of the storage chamber is set
There is transparent glass cover, the push rod group includes push rod, rubber stopper and handle, and the push rod both ends are separately connected rubber stopper and hand
Handle, the rubber stopper are located in the storage chamber.
8. orthopaedic trauma Wound irrigation device according to claim 1, it is characterised in that: the tele-control system
Transistor-Transistor Logic level pin input pin 9,10 connects the serial transmission interface TXD and serial received interface RXD of ATmega16, passes through electricity
Flat turn is changed to RS232 level, and 2 feet and 3 feet of serial line interface are connected by 7 feet and 8 feet, and serial line interface is connected by null modem cable
Connect the serial line interface of sampling module and the serial line interface of PC machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810870968.8A CN109200374A (en) | 2018-08-02 | 2018-08-02 | A kind of orthopaedic trauma Wound irrigation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810870968.8A CN109200374A (en) | 2018-08-02 | 2018-08-02 | A kind of orthopaedic trauma Wound irrigation device |
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| CN109200374A true CN109200374A (en) | 2019-01-15 |
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| CN201810870968.8A Pending CN109200374A (en) | 2018-08-02 | 2018-08-02 | A kind of orthopaedic trauma Wound irrigation device |
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Application publication date: 20190115 |