OPEN VENTILATOR - Specifications

Requirements (MVP)

Numeric specifications

• Inhalation speed 0.7 to 3 s
• Exhalation speed 1 to 6 s
• Resulting BPM from 10 to 35 cycles a minute
• PEEP Valve control from 1cm/H2O to 30cm/H2O
• Overpressure Valve (adjustable from 1cm/H2O to 50cm/H2O)
• Mechanical Breath Volume Adjustment up to at least 1 liter/breath

Further Spartan specifications and Mark II prospect

Specification	Spartan model	Mark II
Volume control	Adjustable on crank-wheel	Adjustable on crank-wheel
Ventilation frequency	Indirectly by setting speeds	Electronic native control
Inhale Speed/flow	12 position Switch	Electronicly controlled
Exhale Speed/flow	12 position Switch	Electronicly controlled
Inhale/Exhale ratio	Indirectly by setting speeds	Electronic native control
Maximum pressure	Adjustable by water column	Adjustable by water column
PEEP Pressure regulator	Adjustable by water column	Adjustable by water column
PEEP Pressure indicator	Optional water column indicator	Digital UI or WaterColumn
Inhale Pressure Sensor	Not Available	Electronic sensor
Exhale Pressure Sensor	Not Available	Electronic sensor
Flow Sensor	Not Available	Electronic sensor if available
Inlet air filtration	HEPA / Coffee Paper Filter	HEPA
Air humidifier	HME Filter (recommended)	HME Filter (recommended)
Exhaust filtration	UV-C Filter + Heat Chamber	UV-C Filter + Heat Chamber
Oximeter	Not available	Electronic sensor if available
Heartbeat sensor	Not available	Electronic Sensor if available
Assist Control	No	Probably
Cleanable inside	Yes	Yes

Success Criteria

Validated Prototype Thanks to SAMTRONICS This team was super professional and lent us one of the pulmonary simulators that they have available at the company.

Status: The design works. It needs to be built by more people.

For more results see here: test results