发明名称 |
REGULATIONSVORRICHTUNG ZUR EINSPARUNG VON SAUERSTOFF |
摘要 |
PCT No. PCT/US96/15549 Sec. 371 Date Apr. 28, 1997 Sec. 102(e) Date Apr. 28, 1997 PCT Filed Sep. 27, 1996 PCT Pub. No. WO97/11734 PCT Pub. Date Apr. 3, 1997An apparatus is provided for controlling discharge of oxygen from an oxygen supply source to a patient. The apparatus includes an oxygen supply inlet, a pressure regulator coupled to the oxygen supply inlet and configured to reduce pressure of oxygen received from the oxygen supply inlet to a selected magnitude, a flow controller coupled to the pressure regulator and configured to meter oxygen received from the pressure regulator at a selected flow rate, and an oxygen distribution assembly including a pneumatic demand oxygen valve and a conduit conducting oxygen discharged from the flow controller through the pressure regulator to the pneumatic demand oxygen valve for delivery to a patient. The flow controller includes a chamber and a rotary valve for splitting oxygen discharged from the chamber into a first stream in an oxygen supply passageway for use by a patient and a second stream in a diaphragm supply passageway for controlling operation of pneumatic demand oxygen valve. |
申请公布号 |
DE69607024(D1) |
申请公布日期 |
2000.04.13 |
申请号 |
DE1996607024 |
申请日期 |
1996.09.27 |
申请人 |
NELLCOR PURITAN BENNETT INC., PLEASANTON |
发明人 |
FRYE, R.;GRENAWAY, R.;DAVIS, A.;LEITHAUSER, R. |
分类号 |
A61M16/00;A61M16/06;A61M16/20 |
主分类号 |
A61M16/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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