COSMED - K4b2: Gold Standard Mobile Metabolic System

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K4b2 Brochure

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K4b2 Validations

- vs Douglas bag

- vs metabolic cart

- w/ Aquatrainer snorkel

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K4b2: Gold Standard Mobile Metabolic System

Why limit your studies to the length of the cable?

Pulmonary Gas Exchange (VO2, VCO2)
Breath by Breath Technology
Telemetry Data Transmission up to 800m
Indirect Calorimetry
Integrated GPS System
Integrated Oxygen Saturation (SpO2)
Integrated 12-lead Stress Testing ECG

Cardio Pulmonary Exercise Testing

Pulmonary Gas Exchange (VO2, VCO2)
Anaerobic Threshold (AT)
Indirect Cardiac Output (Wasserman)

Optional:

Optional Integrated 12-lead ECG (GAS/ECG)
Integrated Pulse Oximeter (SPO2)
Physical Mixing Chamber
Exercise Gas Exchange with Elevated FiO2

Nutritional Assessment

Resting Energy Expenditure (REE, RMR)
Indirect Calorimetry (VO2, VCO2, RQ)

Spirometry

Optional:

Forced Vital Capacity (SVC-FVC)
Maximum Voluntary Ventilation (MVV)
Bronchial Dilator test
Bronchial Challenge test

Hardware

	Transmitter Unit	Receiver Unit
Memory:	16,000 breaths
Display:	LCD - 2 lines x 16 characters / 6 keys keyboard
Heart Rate Monitor:	Wireless double electrode
Serial port:	RS 232
Environmental	Thermometer: 0-50°C / Barometer: 53-106 Kpa
Battery type:	Ni-MH (autonomy ~ 6 hours)	4 x 1.5V AA
Dimensions (mm/in):	170 x 55 x 100 / 6.7 x 2.2 x 3.9	170 x 48 x 90 /6.7 x 1.9 x 3.5
Weight (g/lb):	Unit: 475 / 1.04 GPS Module: 80 / 0.17	330 / 0.72
Transmission distance:	800 m (US version only: FCC rules limit transmission up to 300 yards max)

Analysers

	O2	CO2
Type:	GFC	NDIR
Range:	7-24%	0-8%
Accuracy:	± 0.02 %	± 0.01 %
Response time:	120 ms	120 ms

Flowmeter

Flowmeter:	Bi-directional Digital Turbine Ø 28 mm
Flow Range:	0.08-20 l/s
Ventilation Range:	0-300 l/min
Accuracy Flow/Volume:	±2%
Flow resistance:	<0.7 cmH2O/l/s @ 14l/s
Resolution:	8 ml

Gas Exchange Measurement

Type:	Breath by Breath
Expired gas drying:	Nafion® tube

Standard Packaging

K4 b2 TX Module, K4 b2 RX Module, GPS Module, three (3) Rechargeable Batteries, Charge unit, two (2) flowmeters, Polar HR belt, three (3) faces masks (Adult S, M, L), Adult headcap, Adult Harness, Gas Calibration unit, PC software, Aluminium Carrying case, RS-232 cable, antenna, extra cabling for connections.

Available Languages

English, Italian, Spanish, French, German.

PC Configuration Required

Pentium or faster. Operating system: Windows XP, 2000, 98/95, NT, Vista (32 bit), Windows 7 (32 bit). 128 Mb RAM or more, CD reader, 80 Mb on HD space available.

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