A filter of absorbing, retaining and releasing heat and/or moisture of exhaled and inhaled gas and method of forming such a filter

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专利权人:

发明人:

申请号：

EP12163230.1

公开号：

EP2647401A1

申请日:

2012.04.04

申请国别(地区):

EP

年份:

2013

代理人:

摘要：

The invention relates to a filter (10, 80, 90) capable of absorbing, retaining and releasing heat and/or moisture of exhaled and inhaled gas, preferably for use in a medical heat and moisture exchanger (HME). The filter (10, 80, 90) has at least one sheet (20, 70) of filter material comprising a plurality of elevations (40, 42 72, 74). Further, the invention relates to a method of forming such a filter (10, 80, 90) by pressing a pattern on the at least one sheet (20, 70) to form the elevations (40, 42 72, 74).

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