CN103800976A - Nitrous oxide analgesia monitoring system - Google Patents
Nitrous oxide analgesia monitoring system Download PDFInfo
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- CN103800976A CN103800976A CN201410078893.1A CN201410078893A CN103800976A CN 103800976 A CN103800976 A CN 103800976A CN 201410078893 A CN201410078893 A CN 201410078893A CN 103800976 A CN103800976 A CN 103800976A
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- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 title claims abstract description 448
- 230000036592 analgesia Effects 0.000 title claims abstract description 105
- 238000012544 monitoring process Methods 0.000 title claims abstract description 55
- 239000001272 nitrous oxide Substances 0.000 title abstract description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 127
- 239000001301 oxygen Substances 0.000 claims abstract description 127
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 121
- 239000007789 gas Substances 0.000 claims abstract description 51
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 235000013842 nitrous oxide Nutrition 0.000 claims description 212
- 230000004907 flux Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 239000002699 waste material Substances 0.000 abstract description 7
- 230000001276 controlling effect Effects 0.000 description 18
- 238000000034 method Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000006837 decompression Effects 0.000 description 6
- 229910001882 dioxygen Inorganic materials 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000000202 analgesic effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 206010067482 No adverse event Diseases 0.000 description 1
- 206010039897 Sedation Diseases 0.000 description 1
- 208000007271 Substance Withdrawal Syndrome Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000003907 kidney function Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000036407 pain Effects 0.000 description 1
- 230000037324 pain perception Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000036280 sedation Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The invention discloses a nitrous oxide analgesia monitoring system, which is used for solving the problems that the conventional single nitrous oxide analgesia monitoring equipment cannot realize the unified management, and wastes the nitrous oxide/oxygen resources and space of hospitals. The monitoring system comprises central gas supply equipment, central monitoring equipment and a plurality of nitrous oxide analgesia equipment, wherein the central gas supply equipment comprises a steel nitrous oxide cylinder used for providing a nitrous oxide source and a steel oxygen cylinder used for providing an oxygen source; each nitrous oxide analgesia equipment is respectively connected with the central gas supply equipment, and used for realizing analgesia according to the nitrous oxide/oxygen provided by the central gas supply equipment; the central monitoring equipment is respectively connected with the central gas supply equipment and all of the nitrous oxide analgesia equipment, and used for monitoring the working states of the central air supply equipment and all of the nitrous oxide analgesia equipment.
Description
Technical field
The present invention relates to medical instruments field, be specifically related to a kind of laughing gas analgesia monitoring system.
Background technology
Along with Chinese society expanding economy, people require more and more higher for the comfort level in diagnosis and treatment process, and this has expedited the emergence of and has sucked the flourish of laughing gas analgesia technology, have occurred thus utilizing suction laughing gas to make the laughing gas analgesia equipment of patient's calmness.Laughing gas analgesia equipment independently sucks laughing gas/oxygen mixed gas by patient, in the situation that patient keeps Consciousness, the pain perception of human body is played to inhibition.Wherein, laughing gas claims again nitrous oxide, and being described as is safest inhalation anesthesia gas, and its induction period is short, and sedation effect is good, revives fast after drug withdrawal, and breathing regulating liver-QI, renal function are had no adverse effects.
But research and development, production and the sale of existing laughing gas analgesia equipment still rest on the stage of separate unit, each laughing gas analgesia equipment works independently.In the time thering is many laughing gas analgesia equipment in hospital, between each laughing gas analgesia equipment, cannot realize unified management, thereby be unfavorable for the management and maintenance of equipment.Meanwhile, in this mode, needing provides the Medical airs such as laughing gas/oxygen to each laughing gas analgesia equipment independently, thereby has also caused laughing gas/oxygen resource of hospital and the waste in space.
As can be seen here, in prior art, urgently a kind of new analgesia system solves the above-mentioned defect of traditional analgesia equipment.
Summary of the invention
The invention provides a kind of laughing gas analgesia monitoring system, cannot realize unified management for solving existing separate unit laughing gas analgesia equipment, and waste laughing gas/oxygen resource of hospital and the problem in space.
This laughing gas analgesia monitoring system comprises: central air feed equipment, CSRC equipment and multiple laughing gas analgesia equipment, and wherein, described central air feed equipment comprises: for providing the laughing gas steel cylinder of laughing gas source of the gas and for the oxygen bottle of oxygen source is provided; Each laughing gas analgesia equipment is connected with described central air feed equipment respectively, realizes analgesia for the laughing gas and the oxygen that provide according to described central air feed equipment; Described CSRC equipment is connected respectively with described central air feed equipment and each laughing gas analgesia equipment, for monitoring the duty of described central air feed equipment and each laughing gas analgesia equipment.
In above-mentioned laughing gas analgesia monitoring system, each laughing gas analgesia equipment all provides laughing gas/oxygen source by central air feed equipment unification, realize the unified management of Medical air, avoid thus in prior art owing to providing laughing gas/oxygen source to each laughing gas analgesia equipment independently, and the problem of the resource causing and space waste.And, in this laughing gas analgesia monitoring system, also comprise CSRC equipment, this CSRC equipment can monitor central air feed equipment for gaseity, in the time that the bleed pressure of central air feed equipment inside is abnormal or source of the gas is not enough to each laughing gas analgesia equipment alarm; In addition, the duty of each laughing gas analgesia equipment can also be monitored and record to this CSRC equipment, both improved thus medical safe, is convenient to again the job information of each laughing gas analgesia equipment to record and unified management.
Accompanying drawing explanation
Fig. 1 shows the overall structure schematic diagram of laughing gas analgesia monitoring system provided by the invention;
Fig. 2 shows the structural representation of the laughing gas analgesia monitoring system that the specific embodiment of the invention provides;
Fig. 3 shows the structural representation of laughing gas analgesia device interior; And
Fig. 4 shows when the first single chip machine controlling circuit and second singlechip control circuit annexation schematic diagram when redundant configuration each other.
The specific embodiment
For fully understanding object, feature and effect of the present invention, by following concrete embodiment, the present invention is elaborated, but the present invention is not restricted to this.
The invention provides a kind of laughing gas analgesia monitoring system, can solve existing separate unit laughing gas analgesia equipment and cannot realize unified management, and waste laughing gas/oxygen resource of hospital and the problem in space.
Fig. 1 shows the overall structure schematic diagram of laughing gas analgesia monitoring system provided by the invention.As shown in Figure 1, this laughing gas analgesia monitoring system comprises: central air feed equipment 1, CSRC equipment 2 and multiple laughing gas analgesia equipment 3.Wherein, central air feed equipment 1 comprises: for providing the laughing gas steel cylinder 11 of laughing gas source of the gas and for the oxygen bottle 12 of oxygen source is provided; Each laughing gas analgesia equipment 3 is connected with central air feed equipment 1 respectively, realizes analgesia for the laughing gas and the oxygen that provide according to central air feed equipment 1; CSRC equipment 2 is connected respectively with central air feed equipment 1 and each laughing gas analgesia equipment 3, for monitoring the duty of central air feed equipment 2 and each laughing gas analgesia equipment 3.
In above-mentioned laughing gas analgesia monitoring system, each laughing gas analgesia equipment all provides laughing gas/oxygen source by central air feed equipment unification, realize the unified management of Medical air, avoid thus in prior art owing to providing laughing gas/oxygen source to each laughing gas analgesia equipment independently, and the problem of the resource causing and space waste.And, in this laughing gas analgesia monitoring system, also comprise CSRC equipment, this CSRC equipment can monitor central air feed equipment for gaseity, in the time that the bleed pressure of central air feed equipment inside is abnormal or source of the gas is not enough to each laughing gas analgesia equipment alarm; In addition, the duty of each laughing gas analgesia equipment can also be monitored and record to this CSRC equipment, both improved thus medical safe, is convenient to again the job information of each laughing gas analgesia equipment to record and unified management.
Introduce in detail structure and the operation principle of laughing gas analgesia monitoring system provided by the invention below in conjunction with a specific embodiment.Fig. 2 shows the structural representation of the laughing gas analgesia monitoring system that the specific embodiment of the invention provides.
First, introduce annexation and the operation principle between central air feed equipment and CSRC equipment with reference to Fig. 2.
Particularly, central air feed equipment provides laughing gas by laughing gas steel cylinder 11, and provides oxygen by oxygen bottle 12.In addition, central air feed equipment also further comprises: be arranged on the laughing gas air relief valve 14 of the output of laughing gas steel cylinder 11, in order to the laughing gas of laughing gas steel cylinder output is carried out to reduced pressure treatment, meet medical demand with the laughing gas air pressure that makes the output of laughing gas steel cylinder; Be arranged on the laughing gas pressure transducer 15 of the outfan of laughing gas air relief valve 14, in order to measure the pressure through the post-decompression laughing gas of laughing gas air relief valve, this laughing gas pressure transducer 15 is connected with CSRC equipment 2, so as by the pressure transmission of the laughing gas measuring to CSRC equipment 2; Be arranged on the oxygen pressure reducing valve 13 of the output of oxygen bottle 12, in order to the oxygen of oxygen bottle output is carried out to reduced pressure treatment, meet medical demand with the oxygen pneumatic that makes oxygen bottle output; Be arranged on the first oxygen pressure sensor 16 of the input of oxygen pressure reducing valve 13, in order to measure the pressure of the oxygen before oxygen pressure reducing valve decompression; Be arranged on the second oxygen pressure sensor 17 of the outfan of oxygen pressure reducing valve 13, in order to measure the pressure through the post-decompression oxygen of oxygen pressure reducing valve; Above-mentioned the first oxygen pressure sensor 16 is connected with CSRC equipment 2 respectively with the second oxygen pressure sensor 17, so as by the pressure transmission of the oxygen before and after the decompression that measures to CSRC equipment 2.The parameter such as the rear air pressure of caliber diameter, decompression, interface related in said process all meets " GB50751-2012 medical gas supply technology standard " requirement.In addition, this central authorities' air feed equipment also further comprises: be arranged on the below of laughing gas steel cylinder 11, in order to weigh the quantifier 18 of quality of laughing gas steel cylinder 11, the outfan of this quantifier 18 is further connected with the input of CSRC equipment 2.This quantifier 18 can be for example electronic scale.Each above-mentioned sensor and quantifier all can be connected with CSRC equipment by standard serial port.
As can be seen here, CSRC equipment 2 can monitor the pressure of the oxygen of output before and after pressure, the oxygen bottle decompression of laughing gas steel cylinder laughing gas of output after decompression, and the quality of laughing gas steel cylinder.CSRC equipment 2, according to above-mentioned pressure information and quality information, just can be determined oxygen and the air pressure of laughing gas and the surplus of oxygen and laughing gas that central air feed equipment provides.Particularly, for laughing gas, quality by monitoring laughing gas steel cylinder just can be inferred the surplus that laughing gas, in addition, pressure by monitoring laughing gas can determine that whether the air pressure in laughing gas pipeline is normal, can realize thus in laughing gas surplus deficiency, and/or send the function of alarm when laughing gas pressure abnormity to each laughing gas analgesia equipment.This point compared with prior art has significant progress: in the prior art, due to the particularity (compression laughing gas presents liquid/gas mixed state) of laughing gas itself, cause the surplus of laughing gas to draw by the current air pressure of laughing gas, therefore, in prior art, exist the difficult problem that cannot judge laughing gas surplus always.For oxygen, just can infer by the air pressure before and after the decompression of monitoring oxygen the surplus that oxygen, can realize thus the function of sending alarm in the time that oxygen surplus is not enough to each laughing gas analgesia equipment, in addition, by the pressure state of monitoring oxygen, can for example, when oxygen pressure abnormal state (too high or too low), send alarm, the safety that further improves thus this monitoring system.
Next, continue to introduce annexation and the operation principle between central air feed equipment and each laughing gas analgesia equipment with reference to Fig. 2, and emphasis is introduced the concrete structure of laughing gas analgesia equipment.
Each laughing gas analgesia equipment 3 is connected respectively with the outfan of laughing gas air relief valve and oxygen pressure reducing valve by two gas circuits, in order to receive post-decompression laughing gas and oxygen.Fig. 3 shows the structural representation of each laughing gas analgesia device interior.As can be seen from Figure 3, each laughing gas analgesia equipment 3 further comprises: for the gas hydrid component 31 that laughing gas and oxygen are mixed, and the circuit monitoring parts 32 of monitoring for the gas pressure to gas hydrid component 31 inside, flow.
Particularly, gas hydrid component 31 designs based on compressible fluid dynamics, and further comprise: for transmitting the laughing gas path 311 of the laughing gas that central air feed equipment provides, for transmitting the oxygen path 312 of the oxygen that central air feed equipment provides and the gas mixing chamber 313 for the oxygen in the laughing gas in laughing gas path and oxygen path is mixed, this gas mixing chamber 313 is connected respectively with the outfan of oxygen path 312 with the outfan of laughing gas path 311.
Control the state of electromagnetic valve in order to make full use of the sense data of above-mentioned each sensor, these circuit monitoring parts 32 inside also further comprise the first single chip machine controlling circuit 462.This first single chip machine controlling circuit 462 is connected respectively with the outfan of oxygen flow sensor 422 with above-mentioned laughing gas pressure sensor 431, laughing gas sensing flux device 421, oxygen pressure sensor 432, can receive pressure and data on flows that above-mentioned each sensor senses; And this first single chip machine controlling circuit 462 is also connected respectively with oxygen electromagnetic valve 412 with above-mentioned laughing gas electromagnetic valve 411, so that according to the pressure receiving and data on flows, controls the folding condition of laughing gas electromagnetic valve and oxygen electromagnetic valve.For example, in the time that the first single chip machine controlling circuit 462 monitors the pressure of laughing gas and/or flow and is greater than default laughing gas secure threshold, laughing gas electromagnetic valve can be turned down, to reduce the laughing gas ratio of gas mixing chamber inside; And/or, in the time that the first single chip machine controlling circuit 462 monitors the pressure of oxygen and/or flow lower than default oxygen secure threshold, oxygen electromagnetic valve can be tuned up, to improve the oxygen proportion of gas mixing chamber inside.
Because the oxygen proportion in operation process, patient being sucked has strict lower limit requirement.For example, in the time that the oxygen proportion of patient's suction is less than 30%, will constitute a threat to patient's life.Therefore, the first above-mentioned single chip machine controlling circuit 462 can be controlled according to this practical situation the state of laughing gas electromagnetic valve and oxygen electromagnetic valve, to guarantee to input the amount of oxygen abundance of gas mixing chamber.
Further, for the oxygen concentration of guaranteeing better gas mixing chamber inside meets requirements of operation, as shown in Figure 3, these circuit monitoring parts 32 can further include the oxygen concentration sensor 44 that is arranged on gas mixing chamber 313 inside, for the oxygen concentration of real-time sense gasses mixing chamber inside.Correspondingly, these circuit monitoring parts 32 further comprise the second singlechip control circuit 461 of the sense data for receiving oxygen concentration sensor 44, and this second singlechip control circuit 461 is for controlling laughing gas electromagnetic valve 411 according to the sense data of oxygen concentration sensor 44.The oxygen concentration of determining gas mixing chamber 313 inside when second singlechip control circuit 461 is lower than 30% time, can directly close laughing gas electromagnetic valve 411, thereby make gas mixing chamber only input at short notice oxygen, and do not input laughing gas, thereby the oxygen concentration of lift gas mixing chamber inside rapidly, to meet patient's breathing requirement; Until after second singlechip control circuit 461 determines that the oxygen concentration of gas mixing chamber 313 inside is greater than 30%, just reopen laughing gas electromagnetic valve 411 and realize laughing gas analgesia function.
The above-mentioned functions of above-mentioned second singlechip control circuit 461 in fact also can directly be realized by the first single chip machine controlling circuit 462.In the present invention, why two independently single chip machine controlling circuits will be set, be in order further to improve safety, to prevent that the single-chip microcomputer from breaking down.Preferably, between the first single chip machine controlling circuit 462 in the present invention and second singlechip control circuit 461, can adopt the mode of redundant configuration to realize, in the time that a single chip machine controlling circuit wherein breaks down, its correspondingly function can be realized by another single chip machine controlling circuit, thereby guarantee the normal operation of whole equipment.Fig. 4 shows when the first single chip machine controlling circuit 462 and second singlechip control circuit 461 annexation schematic diagram when redundant configuration each other.Particularly, the first single chip machine controlling circuit 462 and second singlechip control circuit 461 can adopt the chip microcontroller of same model, also can adopt the chip microcontroller of different model.For example, the first single chip machine controlling circuit 462 and second singlechip control circuit 461 can select respectively the single-chip microcomputer of ARM kernel and the single-chip microcomputer of 51 kernels to realize, and each single-chip microcomputer all adopts independently clock signal.
Can realize the gas control of laughing gas analgesia device interior by above-mentioned gas hydrid component 31 and circuit monitoring parts 32, to meet medical demand.Further, in order to make can to realize information mutual communication between laughing gas analgesia equipment and CSRC equipment, as shown in Figure 3, in the inside of each laughing gas analgesia equipment, also further comprise: for example wifi module of the wireless communication module 45(being connected with the first single chip machine controlling circuit), (for example perform the operation the beginning and ending time for the surgical data information that the first single chip machine controlling circuit is collected at operation process, laughing gas/the oxygen concentration of gas mixing chamber inside, the information such as the laughing gas/oxygen flow of gas mixing chamber inside) be uploaded to CSRC equipment, so that CSRC equipment can be monitored the consumption of the oxygen/laughing gas in operation used time and the operation process of each laughing gas analgesia equipment in real time.In addition, CSRC equipment can also be when the abnormal state of central air feed equipment (as oxygen/laughing gas surplus deficiency), send information by wireless communication module 45 to laughing gas analgesia equipment, so that each laughing gas analgesia equipment is understood the state of central air feed equipment in time, thereby adjust operation process.In order to realize said process, can also further in the structure shown in Fig. 2, increase wireless router 6, now, CSRC equipment 2 can be broadcasted information to each laughing gas analgesia equipment 3 by this wireless router 6, to improve information transfer efficiency.Here, because each laughing gas analgesia equipment 3 adopts wireless mode communication, thereby avoid ease pain network electric signal in the circuit monitoring parts of device interior and the central supplying air pipe in gas hydrid component of laughing gas to be arranged in same equipment belt, thereby the potential safety hazard of having avoided largely air feed to catch fire, has increased the reliability of system.
In addition, as shown in Figure 3, on each laughing gas analgesia equipment, can also further be provided with Man Machine Interface 47(HMI), carry out necessary setting for user; And alarm 48, for reporting to the police in the time that appearance is abnormal.In addition, sensor and single-chip microcomputer etc. in each laughing gas analgesia equipment all adopt Miniaturization Design, make whole laughing gas analgesia equipment can hang on the equipment belt top of patient care equipment, or are embedded in patient care device interior, for example, in tooth chair.Thereby both saved clinic space, and facilitated again doctor to operate.
In addition, laughing gas analgesia monitoring system in the present invention can further include hospital information management system (HIS) (not shown) being connected with wireless router 6, this hospital information management system can be realized by the management software being arranged on server, oxygen/laughing gas consumption, oxygen/laughing gas surplus that can realize hospital internal by this hospital information management system are added up, and determine consumptive material and the cost information of each operation according to statistical result, thereby facilitate the electronic management of hospital.In addition, this hospital information management system both can be set to independently parts, and communicated by wireless or wired mode and CSRC equipment; Or, also this hospital information management system can be integrated in to CSRC device interior, directly realize by CSRC equipment the unified management function that this hospital information management system possesses.
In sum, laughing gas analgesia monitoring system provided by the invention realizes based on Internet of Things, and its maximum can be supported 127 nodes, can support the work of 127 laughing gas analgesia equipment simultaneously, substantially exceeds the conventional demand of the department of stomatology or day surgery chamber.And, between CSRC equipment wherein and each laughing gas analgesia equipment, based on WIFI data communication, thereby be not subject to the restriction of physical location, whole system is with good expansibility.
And, due to each laughing gas analgesia equipment unified management maintenance, thereby save management maintenance cost, and can carry out unified allocation of resources to oxygen/laughing gas source of the gas of hospital internal, thereby avoided the phenomenons such as source of the gas waste.This system, by the information management of networking, focuses on hospital information management system by the state of each laughing gas analgesic apparatus node, use information, convenient management and the charging that patient is sought medical advice.The functions such as gas collection source control of the present invention, operation valuation charge and device status monitoring, in one, have met modern hospital for the demand of building based on laughing gas analgesic comfortableization medical environment.
In addition, in laughing gas analgesia equipment of the present invention, by sensing flux device, single-chip microcomputer, electromagnetic valve composition closed-loop control system, mixed gas flow and the laughing gas concentration set are controlled in real time.And, by the oxygen concentration sensor based on electrochemical principle, the oxygen concentration in mist is carried out to Real-Time Monitoring and demonstration.Whether the mist that judges output by the sampled value of oxygen concentration sensor is normal.Wherein, sensing flux device and pressure sensor are all based on MEMS technology, and it has volume feature little, low in energy consumption; Electromagnetic valve adopts small size, high flow capacity electromagnetic proportional valve, compared with manual adjustments mode, can realize the high accuracy control of flow.
Although it will be understood by those skilled in the art that in above-mentioned explanation, for ease of understanding, the step of method is adopted to succession description, it should be pointed out that for the order of above-mentioned steps and do not do strict restriction.
One of ordinary skill in the art will appreciate that all or part of step realizing in above-described embodiment method is can carry out the hardware that instruction is relevant by program to complete, this program can be stored in a computer read/write memory medium, as: ROM/RAM, magnetic disc, CD etc.
Will also be appreciated that the apparatus structure shown in accompanying drawing or embodiment is only schematically, presentation logic structure.The module wherein showing as separating component may or may not be physically to separate, and the parts that show as module may be or may not be physical modules.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (10)
1. a laughing gas analgesia monitoring system, is characterized in that, comprising: central air feed equipment, CSRC equipment and multiple laughing gas analgesia equipment, wherein,
Described central air feed equipment comprises: for providing the laughing gas steel cylinder of laughing gas source of the gas and for the oxygen bottle of oxygen source is provided;
Each laughing gas analgesia equipment is connected with described central air feed equipment respectively, realizes analgesia for the laughing gas and the oxygen that provide according to described central air feed equipment;
Described CSRC equipment is connected respectively with described central air feed equipment and each laughing gas analgesia equipment, for monitoring the duty of described central air feed equipment and each laughing gas analgesia equipment.
2. laughing gas analgesia monitoring system as claimed in claim 1, is characterized in that, described central air feed equipment further comprises:
Be arranged on the laughing gas air relief valve of the output of described laughing gas steel cylinder, and be arranged on the laughing gas pressure transducer of the outfan of described laughing gas air relief valve; And,
Be arranged on the oxygen pressure reducing valve of the output of described oxygen bottle, and be separately positioned on the first oxygen pressure sensor and the second oxygen pressure sensor of the input of described oxygen pressure reducing valve and the outfan of described oxygen pressure reducing valve;
Wherein, each laughing gas analgesia equipment is connected with described central air feed equipment by described laughing gas air relief valve and described oxygen pressure reducing valve, and the outfan of described laughing gas pressure transducer, the first oxygen pressure sensor and the second oxygen pressure sensor is further connected with the input of described CSRC equipment.
3. laughing gas analgesia monitoring system as claimed in claim 2, it is characterized in that, described central air feed equipment further comprises: be arranged on described laughing gas steel cylinder below, in order to weigh the quantifier of described laughing gas steel cylinder quality, the outfan of described quantifier is further connected with the input of described CSRC equipment.
4. laughing gas analgesia monitoring system as claimed in claim 1, it is characterized in that, each laughing gas analgesia equipment further comprises: for the gas hydrid component that laughing gas and oxygen are mixed, and for the gas pressure to described gas hydrid component inside, circuit monitoring parts that flow is monitored.
5. laughing gas analgesia monitoring system as claimed in claim 4, is characterized in that, described gas hydrid component further comprises:
For receive the laughing gas path of laughing gas from central air feed equipment;
For receive the oxygen path of oxygen from central air feed equipment; And
The gas mixing chamber being connected respectively with the outfan of described oxygen path with the outfan of described laughing gas path.
6. laughing gas analgesia monitoring system as claimed in claim 5, is characterized in that, described circuit monitoring parts further comprise:
Be arranged on laughing gas pressure sensor and the laughing gas sensing flux device of described laughing gas path inside, be arranged on oxygen pressure sensor and the oxygen flow sensor of described oxygen path inside; Be arranged on the laughing gas electromagnetic valve of described laughing gas path output, be arranged on the oxygen electromagnetic valve of described oxygen path output;
The first single chip machine controlling circuit, for according to the Output rusults of described laughing gas pressure sensor, oxygen pressure sensor, laughing gas sensing flux device and oxygen flow sensor, controls the folding condition of described laughing gas electromagnetic valve and/or described oxygen electromagnetic valve.
7. laughing gas analgesia monitoring system as claimed in claim 6, is characterized in that, described circuit monitoring parts further comprise:
Oxygen concentration sensor, it is arranged on described gas mixing chamber inside; And,
Second singlechip control circuit, for during lower than predetermined threshold value, cutting out described laughing gas electromagnetic valve at the Output rusults of described oxygen concentration sensor.
8. laughing gas analgesia monitoring system as claimed in claim 7, it is characterized in that, described the first single chip machine controlling circuit and described second singlechip control circuit redundant configuration each other, and described the first single chip machine controlling circuit and/or described second singlechip control circuit are ARM kernel or 51 kernels.
9. laughing gas analgesia monitoring system as claimed in claim 4, is characterized in that, each laughing gas analgesia equipment hangs on each patient care equipment top, or each laughing gas analgesia equipment embeds each patient care device interior.
10. laughing gas analgesia monitoring system as claimed in claim 1, is characterized in that, between each laughing gas analgesia equipment and described CSRC equipment, is connected by wireless communication mode.
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| CN201410078893.1A CN103800976B (en) | 2014-03-05 | 2014-03-05 | Nitrous Oxide analgesia monitoring system |
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| CN204017072U (en) * | 2014-03-05 | 2014-12-17 | 杭州圣王医疗设备有限公司 | Laughing gas analgesia monitoring system |
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| CN103800976B (en) | 2016-03-23 |
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Denomination of invention: Laughing gas analgesic monitoring system Granted publication date: 20160323 Pledgee: Agricultural Bank of China Limited Hangzhou Yuhang Branch Pledgor: HANGZHOU SUNKINGS MEDICAL EQUIPMENT Co.,Ltd. Registration number: Y2024980009898 |