呼吸麻醉教学资料servo-i呼吸机.ppt

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1、Fuzeile,1,Servo,Fuzeile,2,Main Units,SM 2-2,User Interface,Patient Unit,Servo Mobile Cart,西门子Servoi呼吸平台独有功能1独有的成熟通气模式：压力调节容量控制（PRVC）；容量支持（VS）；压力调节容量控制的同步间歇指令通气（SIMV(PRVC)+PS）；自动模式（Automode）；双水平气道正压（Bi-Vent）。2 独有的资料存储卡，可以很容易地存储病人的资料（包括所有的呼吸监测参数），便于日后在个人电脑中进行分析和研究。3 独有的开放肺工具（Open Lung Tool）,帮助医生非常方便地找

2、到病人肺真正的打开点和闭合点，并且使病人的肺得到了很好的锻炼。,Fuzeile,4,4 独有的超声流量传感器，故障率低，使呼出气道更为通畅（可以帮助患者呼吸功最小化），提供了更快的反应速度（采样频率：2000次/秒），避免人机对抗，使人机更好地协调起来。5 独有的呼吸监测参数：浅快呼吸指数（SBI）、时间常数（Tc）、病人的呼吸功（WOBp）、呼吸机的呼吸功（WOBv）、呼吸末二氧化碳（etCO2）、总PEEP、病人的自主吸气时间与总时间比（Ti/T）、自主呼出分钟通气量（Mve sp/）。6 独有的呼吸波形和数据20秒存储，方便快捷。,Fuzeile,5,滤芯 电磁阀气体模块1.呼吸机根据设

3、置的潮气量、压力水平和氧浓度计算所需的空气、氧气后送至空气、氧气模,流量传感器 压力传感器 温度传感器,西门子Servoi呼吸平台气体模块和气体混合原理,喷嘴,Fuzeile,6,气体模块,1.呼吸机根据设置的潮气量、压力水平和氧浓度计算所需的空气、氧气后送至空气、氧气模块；2.气流的控制由带有光电传感器的电磁阀执行，光电传感器监测电磁阀的位置以控制阀门杆的位置，阀门杆顶起喷嘴内的膜片，通过改变膜片与气孔间距来控制气体的流量，3.气体模块内的压力传感器监测供气压力，流量传感器监测流量，根据监测的数值对阀门杆位置进行PID控制4.温度传感器监测供气的温度以补偿气体密度的变化5.送气精度：流量-5

4、%或0.1ml/s 压力-5%或1cmH2O,Fuzeile,7,气体模块 混合腔 氧电池 压力传感器 出口氧气进口气体混合空气进口原理,气体混合原理：空气、氧气分别进入两个气体模块，根据设置的潮气量、压力水平和氧浓度计算精确送气至混合腔，混合腔内有混合瓣搅动气流，将空气、氧气充分混合，经氧电池监测实际氧浓度后送出。,Fuzeile,8,User Interface,37,Fuzeile,9,User Interface,46,Fuzeile,10,User Interface,Rear view,SM 2-3,Fuzeile,11,User Interface-Overview,OH 4:0

5、02,1.Menu touchpad2.Text messages3.Trig indication4.Alarm messages5.Fixed keys6.Main rotary dial7.Measured value boxes8.Special function keys9.Direct access knobs10.Mains indicator 11.Start/Stop(Standby)ventilation key12.Waveform area13.Patient category,36,Fuzeile,12,User Interface-Start/Stop ventil

6、ation(Standby),OH 4:007,39,Fuzeile,13,User Interface-Main rotary dial,OH 4:008,-Rotate to select-Push to accept new value,39,Fuzeile,14,User Interface-Direct Access Knobs,OH 4:009,40,Fuzeile,15,User Interface-Fixed keys,OH 4:039,56,Fuzeile,16,User Interface-Special function keys,OH 4:067,max 30s,max

7、 30s,100%Oxygenfor 1 minute,Fuzeile,17,PC Card slot,OH 1:004,Fuzeile,18,Patient Unit,Fuzeile,19,Basic Principles-Patient unit overview,OH 3:008,1.Handle2.Gas inlet Air3.Gas inlet O24.Equipotentiality terminal5.Mains supply connector incl.2.5 A fuses6.Internal fan with filter7.Connector for external

8、12 V DC8.Fuse for external DC supply(10 A)9.Optional connector10.Connection to the User interface11.9-pole serial port for data communication(RS232)12.Expiratory outlet(expiratory cassette),SM 2-4,Fuzeile,20,Basic Principles-Patient unit overview,OH 3:009,13.Cover,inspiratory channel14.Expiratory in

9、let15.Module Unit for connecting 1-6 modules16.Connector for Servo Ultra Nebulizer17.Inspiratory outlet,SM 2-4,Fuzeile,21,Basic Principles-Inspiratory flow,OH 3:011,1.Gas inlet O22.Gas inlet Air3.Gas modules4.Inspiratory mixing section,5.O2 cell with bacteria filter incl.temp.Sensor 33C,1/2 speed;43

10、C,Full speed;70C Shut down.6.Bacteria filter for the inspiratory pressure transducer7.Inspiratory outlet pipe incl.safety valve,SM 2-626,Fuzeile,22,Gas module,1.Filter2.Inspiratory valve temperature sensor3.Supply pressure transducer4.Flow transducer(Delta pressure transducer and net)5.Nozzle unit w

11、ith valve diaphragm6.Inspiratory solenoid,SM 3-3,Fuzeile,23,Basic Principles-Nozzle unit,Fuzeile,24,Basic Principles-O2 cell,OH 3:014,Fuzeile,25,O2 cell,SM 3-4,Estimated lifetime:500.000%hours Built in ID-prom,Fuzeile,26,Basic Principles-Safety valve,OH 3:015,SM 3-5 30,Opens at 117 3 cmH20or5 cmH20

12、above UPL,Fuzeile,27,Expiratory cassette,SM 3-6,Fuzeile,28,Expiratory flow transducer,SM 3-6 31,8.Expiratory inlet9.Ultrasonic transducers with connection board10.Bacteria filter for the expiratory pressure transducer11.Expiratory valve12.Expiratory outlet with non-return valve,8,9,10,11,12,Fuzeile,

13、29,Expiratory cassette,Heating foil,Ultrasonic transducers,Exp cassette,SM 3-6,Bacteria filter,Fuzeile,30,Expiratory flow transducer,SM 3-6,Fuzeile,31,PlugnPlay Module,145,Fuzeile,32,Battery indicator,OH 8:020,25%50%75%100%,Remainingcapacity:,145,Operating time:30 minCharging time:3 h,Fuzeile,33,Bat

14、tery charging,Low charge,Normal charge,Trickle charge,Volt,10,12,1,2,3,4,Batteries,If more than 1 battery is inserted,each battery is charged for 10 minutes before switching to next.,Fuzeile,34,Battery discharging,Discharging always starts with the battery with the highest voltage,then the second hi

15、ghest etc.,Fuzeile,35,Patient unit flexibility,OH 8:008,Fuzeile,36,PC 1777 Panel,SM 2-3,Fuzeile,37,Patient unit-Internal layout,SM 2-5,PC 1781Insp.Pressuretransducer,PC 1784Exp.channel,PC 1771Control,PC 1772Monitoring,PC 1775PlugnPlay,AC/DCConverter,PC 1781Exp.pressure transducer,ExpiratoryValve Coi

16、l,PC 1778Connections&DC/DCconverter,Internal fan,Mains supply inlet,Fuzeile,38,PC 1770 Main Back-plane,SM 2-5,PC 1770Main back-plane,PC 1780Adaptor board,Fuzeile,39,Options-Servo Ultra Nebulizer,OH 7:024,Fuzeile,40,Servo-i Mobile Cart with Compressor Mini,OH 8:010,Fuzeile,41,Gas cylinder application

17、,OH 8:012,Fuzeile,42,Servo-i holder,OH 8:013,Fuzeile,43,PC 1781-Pressure Transducer,Pressure transducer Pre-amplifier Two similar PC-boards in the vent one for the inspiratory pressure and one for expiratory pressure Interchangeable boards Memory prom on the board,Fuzeile,44,PC 1784-Expiratory Chann

18、el,Mother board for pressure transducers Safety valve control PEEP-valve control Exp flowmeter electronics Siemens 167-processor ID-prom,Fuzeile,45,PC 1771-Control,Control processor for inspiratory and expiratory valve Nebulizer electronics Motorola 826 processor Battery back-up Flash Memory ID-prom

19、,Fuzeile,46,PC 1772-Monitoring,Control processor for monitoring and alarm handling.Host for CI-interface Back-up buzzer Barometer Motorola 826 processor Battery back-up Flash Memory ID-prom,Fuzeile,47,PC 1775-Plug-and-Play Back-plane,Identifies mounted P&P-modules.Controls battery charging/dischargi

20、ng.Primary version contain socket based micro processor including prom.This will however be revised to a soldered component with eeprom in future version.Processor controls if the system shall run on mains,battery or external+12 Volt.,Fuzeile,48,AC/DC converter,Switched power supply Switches on AC-s

21、ide between 85V to 250V Generates 12 Volt DC(unregulated),Fuzeile,49,PC 1778-Connections and DC/DC converter,Generates regulated voltages out of the unregulated 12 Volt DC from the power supply:+24 Volt DC 12 Volt DC+5 Volt DC+3.3 Volt DC Connectors:N29-RS232N28-PanelN27-OptionalFuse for Ext 12VN26-

22、Ext 12V,Fuzeile,50,PC 1770-Main back-plane,Interconnection board for the PC boards in the lower part of the patient unit.ID prom(IC1)mounted on PC 1770 contains ventilator s/n,operating time,time stamp for preventive maintenance and system configuration.Spare part is serial number dependent.System c

23、onfiguration must be downloaded when shipped from the factory.,ID prom,Fuzeile,51,PC 1780-Pneumatic back-plane,Adapts the gas modules,O2-cell and the safety valve solenoid to the main back-plane board.No electronics.,Fuzeile,52,PC 1777 Panel,Control processor for TFT display,touch screen rotary knob,access knobs,membrane buttons Ventilator On/Off switch PC-card slot Main buzzer,microphone Service ethernet port Motorola 826 processor ID-prom,