Ambulatory screening

Vitaport 4 CPS Screener

Nasal pressure

AC nasal pressure derived from nasal pressure sensor for:

  1. nasal pressure cannula

  2. CPAP mask pressure

Input range: ± 25mbar

Sample rate: 32 Hz

Time constant: 6 sec

Low pass: 4 Hz

Snore from NP

AC snore channel derived from nasal pressure sensor

Input range: ± 100%

Sample rate: 256 Hz

High pass: 4 Hz

CPAP pressure from NP

DC CPAP pressure channel derived from nasal pressure sensor

Input range: ± 25mbar

Sample rate: 4 Hz

Low pass: 0.028 Hz

Flow

Flow channel by thermo-couple sensor

Input range: ± 0,5 mV

Sample rate: 64 Hz

Time constant: 3 sec

Low pass: 15 Hz

Chest excursions

Respiratory Inductive Plethysmography or Piezo electrical

Abdomen excursions

Input range: ± 2,5 mV

Sample rate: 64 Hz

Time constant: 3 sec

Low pass: 15 Hz

Body Position

Built-in sensor for supine, right, prone, left and up positions

Input range: 0 - 1 V

Sample rate: 4 Hz

Time constant: DC

Low pass: 30 Hz

ECG (1, 2, 3)

ECG/EMG/ExG channels (can also be used for EMG, snoring, activity sensors)

Input range: ± 5 mV

Sample rate: 128 or 256 Hz

Time constant: 0,3 sec

Low pass: 100 Hz

CMRR: > 120 dB

Snore piezo-electrical

Via ECG/EMG/ExG amplifier

Activity

Via ECG/EMG/ExG amplifier

SpO2

Oxygen saturation via serial Nonin XPOD adapter

Sample rate: 4 Hz

Pulse Waveform

Pulse waveform via serial Nonin Xpod adapter

Sample rate: 128 Hz

PR

Pulse rate

Sample rate: 4 Hz

Event marker channel

The "ON" button can be used as marker in channel.

Sample rate: 4 Hz

Battery monitoring

Internal continuous battery monitoring channel

Sample rate: 4 Hz

Resolution A/D conv.

16 bits

Dimensions and weight

70 x 122 x 25 mm

145 gram

Battery

Internal rechargeable Lithium Ion polymer

Recording duration

> 12 hours on one battery charge

Connectors

1 connector to the sensors

2 connectors to serial interfaces (computer)

1 connector for battery charger/DC-adapter

Storage

Flash card storage in EDF format

Quality system

Certification: conform Directive 93/42/EEC        CE0197

Standards: IEC 60601-1

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