Patent ID: 8186347
Filing Date: 2012-05-29
Classification: A61M

Abstract:
1. A patient breathing system, comprising: a ventilator configured to provide a driving gas flow to generate patient inspiration, the ventilator further including a gas inlet configured to drive gas; a circle comprising an inspiratory hose and an expiratory hose that connect to a patient so expired gases can be circulated back to the patient, the circle also comprising a fresh gas inlet, an arrangement for enabling the gas flow in a desired direction, a unit for removal of the exhaled carbon dioxide, and a ventilator port for the ventilator connection; and an extended gas pathway connected between the circle and the ventilator, wherein the extended gas pathway separates the driving gas of the ventilator a the patient gases flowing in the circle, and wherein the length of the extended gas pathway is at least about 3 m.