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Device and method for reducing spread of microorganisms and airborne health hazardous matter and/or for protection from microorganisms and airborne health hazardous matter

  • US 9,310,088 B2
  • Filed: 07/14/2010
  • Issued: 04/12/2016
  • Est. Priority Date: 07/17/2009
  • Status: Expired due to Fees
First Claim
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1. A method for partly isolating an area of a bed having a head region, said method comprising:

  • localising an area which is to be partly isolated,providing at least one filtration/ventilation unit around or in connection to said area, wherein said filtration/ventilation unit is an integrated part of said bed or releasably mounted on said bed,aspirating air from said area into said at least one filtration/ventilation unit, and cleaning said air inside the filtration/ventilation unit,directing cleansed air out of said at least one filtration/ventilation unit in a horizontal to upward direction, thereby forming an air curtain of upwardly flowing air, extending within 20°

    into or away from the area with respect to vertical extensions of the sides of the bed, therebypartly isolating the area and removing microorganisms or viruses in air from the area.

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