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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0280703 (1981-07-06) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 25 인용 특허 : 6 |
High frequency medical breathing apparatus is provided, which delivers efficiently controlled high frequency air pulses to a catheter, and which is of relatively low cost and is energized by pressured air that is commonly available in a hospital environment. The apparatus includes a large flexible b
A high frequency ventillator system comprising: walls forming a pump chamber with a pair of open ends; a flexible bag lying in said chamber and having opposite open ends sealed within the open ends of said chamber thereby defining a pressure compartment between said walls and said bag; entrance and
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