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Holder for medical use fixed by vacuum

  • US 4,736,749 A
  • Filed: 04/04/1986
  • Issued: 04/12/1988
  • Est. Priority Date: 04/26/1985
  • Status: Expired due to Fees
First Claim
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1. A holder for diagnostic or therapeutic devices, for attachment to the skin by the action of vacuum provided through a hose from a vacuum source, and which comprises a diagnostic or therapeutic arrangement (1), which is adapted to be connected to a measuring instrument or an electrical power source (via 7) or both, and which holder is adapted to be attached with a front side (4) engaging a skin surface, and which comprises a rigid backpiece (3), to which is attached the diagnostic or therapeutic arrangement (1) and a sealing means (2), which surrounds said arrangement (1) and comprises a sealing ring (9), circumferentially arranged around said arrangement (1) and ending in a sealing lip (13), which sealing ring (9) in a working state is adapted to abut against said skin surface such that a volume connected to the vacuum source is delimited by said skin surface and the sealing means, characterized in that said arrangement (1) and the sealing lip (13) are movably arranged with respect to each other under action of a resilient force (via 17), which urges said arrangement (1) and a plane defined by said sealing lip (13) away from each other, from a working state (FIG. 3) to an idle state (FIG. 2), which movement activates valve means for closing the supply vacuum to said volume under vacuum, in that said arrangement (1), in both a working state and an idle state, remains stationary relative to the backpiece (3), and in that the sealing lip (13) is situated on a movable ring (9), which is supported against the backpiece (3) in said working state.

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