Lowenstein Medical MiniScreen plus Description And Instructions For Use Download Page 13

8.  Technical specifications

Dimensions

: 30,5mm x 62,7mm x 140mm  (H x W x L, without bag)

Weight

: 160 g including storage battery, without bag

Housing

: metallized plastic (ABS, UL 94HB)

Temperature range

: +5°C...+40°C

Moisture

: 10% - 95%

Atmospheric pressure : 70kPa - 106kPa
Storage media

: Internal flash memory

Storage capacity

: mind. 48 hours

Registered parameters:

Respiratory activity : Differential pressure measurement via flow prong (with adaptor also during PAP

therapy), alternative or additional measurement by means of thermistor possible (option)

Thoracic effort

: Differential pressure measurement by means of rubber cuffs built into chest strap

Abdominal effort

: Differential pressure measurement by means of rubber cuffs built into abdomen strap

Breathing sounds : Phonometric transducer via flow prong
SpO

2

/Pulse

: Built-in pulsoximeter, calibrated for functional oxygen saturation

SpO

2

 measurement range: 

80%-100%   2% SpO

2

 

60%-79%   4% SpO

2

Pulse measurement range:

50 1/min - 150 1/min   2%

(Reference: electrical pulse simulator)
Finger sensor: special rubber-coated thimble finger sensor

Pulse wave

: Plethysmogramm display; measurement via finger sensor

Position

: Acceleration sensor for position recording (5 positions)

Ambient Light

: Photometric measurement and light-Intensity display

PAP

: Differential pressure measurement directly on oxygen mask

Measurement range: 0cmH

2

O - 45cmH

2

O   5%

Neuroport

: Special electrode for frontal lead (option, MiniScreen plus only)

Leg movement

: Piezo pressure sensor (option)

ECG

: One channel lead via adhesive electrodes (option), suitable for patients <10kg

Central heart frequ.: Measurement range: 30 1/min - 200 1/min   2% (option)
PTT

: Measurement range: 100 ms – 355 ms   4% (option)

Syst. blood pressure : Trend (option)
External channels : External box with voltage input (RJ11; 0..2.5 V) for up to 8 external channels with

galvanic separation and RJ11-jack

Fault indicator

: 2 LEDs on front of the device

Power supply

: Rechargeable Li-Ion storage battery 3.6 V with built-in Semiconductor safety

Charger

: Plug-in power supply with medical approval

Output

: USB interface with cable for data transmission

Power consumption

: Approx. 70mA

Online operations

: In online operation with a patient, an optical wave guide to the PC is 

indispensable (option)

- 11 -

Summary of Contents for MiniScreen plus

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Page 3: ...and abdominal movement 5 3 1 6 Sensor for body position 6 3 1 7 Sensor for leg movement 6 3 1 8 Sensor for ECG 6 3 1 9 Sensor for Neuroport 6 3 2 Preparing for measurement ambulatory 6 3 3 Operating...

Page 4: ...s incl connection cable It is also equipped with the following applied parts SpO2 finger sensor with cable for obtaining pulse frequency and oxygen saturation values Velcro strap for securing the fing...

Page 5: ...of this equipment adjacent to or stacked with other equipment should be avoided because it could result in improper ope ration If such use is necessary this equipment and the other equipment should be...

Page 6: ...ing the end of its service life the device and its accessories should be disposed of in accordance with the WEEE Directives or relevant Electronic Disposal protocol For further details please contact...

Page 7: ...turation and pulse frequency A failure of the finger sensor or a missing data update by the pulse oximeter is indicated to the user by the red LED on the device At the same time the values for SpO2 an...

Page 8: ...be cleaned with a sterile solution A headband around the forehead will eliminate movement of the electrode during the study The blue marked connecting plug of the EEG electrode cable needs to be plug...

Page 9: ...sensor If applicable attach the abdominal belt leg sensor ECG and EEG electrodes Check that the sensors and their connectors are positioned correctly The next morning The patient has to detach the Min...

Page 10: ...ominal straps can be washed in the washing machine at 60 C use a laundry net Let the straps dry in the air Attention Do not use a dryer Remove thoracic and abdominal sensor beforehand Disinfection It...

Page 11: ...tion of the PAP adapter hose on the oxygen mask and on the MiniScreen unit Signal amplitudes are very small or do not appear Check the corresponding sensors on the patient and their connections to the...

Page 12: ...detection of leg movements restless legs 200 0936 USB cable for data transmission between MiniScreen and PC 100 0815 03 Electrical isolator USB for galvanic separation between MiniScreen device and PC...

Page 13: ...ensor special rubber coated thimble finger sensor Pulse wave Plethysmogramm display measurement via finger sensor Position Acceleration sensor for position recording 5 positions Ambient Light Photomet...

Page 14: ...9 Used Symbols 12...

Page 15: ...SPR 11 Class B The MiniScreen is suitable for the use in all establish ments including domestic establishments and those which are connected to the public power supply which powers buildings for resid...

Page 16: ...ateur bands 80 AM 1 kHz Radiated RF disturbance IEC 61000 4 3 Proximity fields from RF wireless communications equipment IEC 61000 4 3 10 V m 80MHz 2 7 GHz 80 AM 1 kHz 380 390 MHz 27 V m PM 50 18 Hz 4...

Page 17: ...0 3 28 5 240 5 100 5 800 WLAN 802 11 a n Pulse Modulation b 217 Hz 0 2 0 3 9 5 500 5 785 NOTE If necessary to achieve immunity test levels the distance between the transmit antenna and the MiniScreen...

Page 18: ...ance 8 Neuroport 6 Operating elements 6 Optical isolator 3 Ordering informations 10 PAP 2 PAP sensor 5 Position sensor 6 Preparing for measurement 6 Pressure pads 5 RLS sensor 6 Safety related informa...

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