Combination anesthesia and scavenger surgical mask
- 专利权人:
- John E. Moenning; Jr.
- 发明人:
- John E. Moenning, Jr.
- 申请号：
- US12540082
- 公开号：
- US08539953B2
- 申请日:
- 2009.08.12
- 申请国别(地区):
- US
- 年份:
- 2013
- 代理人:
- 摘要：
- A surgical mask for administering and/or scavenging medical gases includes a nasal mask and an oral mask that envelops the nasal mask. The nasal mask is secured to the oral mask and may be removable from it.
- 来源网站：
- 中国工程科技知识中心
