Spirometer

Features

• A recording Spirometer is a spirometer with recording kymograph.
• The spirometer consists of a hollow double-walled vessel
• The space between the two walls contains water, making it air light.
• In the space between the two walls an inverted hollow cylindrical bell of 61 capacity is placed.
• The bell is attached to a counterbalance with a chain, which passes over a pulley.
• The counter balance carries a pen for writing on the Kymograph paper.
• The Kymograph can operate at four different speeds selectable from the front panel.
• The spirometer records the volume and capacity of lung.