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Heimlich valve: The flutter valve functions by allowing only outwards airflow from the body of the patient. Photo depicting a Heimlich valve. The construction of the flutter valve enables it to function as a one-way valve allowing airflow, or the flow of a fluid, in only one direction along the drainage tube.
Chest physiotherapy (CPT) are treatments generally performed by physical therapists and respiratory therapists, whereby breathing is improved by the indirect removal of mucus from the breathing passages of a patient.
The free end of the tube is usually attached to an underwater seal, below the level of the chest. This allows the air or fluid to escape from the pleural space, and prevents anything returning to the chest. Alternatively, the tube can be attached to a flutter valve. This allows patients with pneumothorax to remain more mobile. [20]
In 1962, Heimlich invented the chest drainage flutter valve (also called the Heimlich valve), [11] [12] and was granted a patent for the device in 1969. [13] He said his inspiration came from seeing a Chinese soldier die from a bullet wound to the chest during World War II , a claim that was disputed by Frederick Webster, Heimlich's medical ...
Iron lung cylinder (black), patient head exposed through sealed opening. Diaphragm (yellow) mechanically extends/retracts, varying cylinder air pressure, causing patient chest to expand (inhale) (top) and contract (exhaling) (bottom) A patient wearing a cuirass respirator 1939 Dutch newsreel on the function of the iron lung
"I think I was only there the first day. Maybe I made it to day two," she added. "We did the read-throughs and they staged it, and then they're like, we better get somebody else."
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