barrier opening

barrier opening

An opening defined by the pre-cut hole in the skin barrier, which is greater than or equal to the size as the stoma.
References in periodicals archive ?
The skin barrier opening should be no more than 1/8 inch larger than the stoma size.
However, the initial albumin leakage into the brain tissue (seen within hours in ~40% of exposed animals in our previous studies) may start a secondary blood-brain barrier opening, leading to a vicious circle--because we demonstrate albumin leakage even 8 weeks after the exposure.
these include in particular repair work, removal of defects in the area of bridges, conversions to a limited extent and protective barrier openings for heavy transport o.
They're also installed in fire barrier openings that are designed to protect your building and its occupants from specific hazards, as well as compartmentalize your building into specific fire areas, says Chris Jelenewicz, engineering program manager with the Society of Fire Protection Engineers.