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Non-invasive bodily fluid withdrawal and monitoring system

  • US 6,023,639 A
  • Filed: 05/01/1998
  • Issued: 02/08/2000
  • Est. Priority Date: 05/01/1998
  • Status: Expired due to Term
First Claim
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1. A non-invasive system for withdrawing and monitoring a fluid drawn through a user'"'"'s skin comprising:

  • (a) a housing having an internal chamber;

    (b) fluid displacement means for directing said fluid from the user'"'"'s skin into said internal chamber, said fluid displacement means having a first end positionally located contiguous an outer surface of the user'"'"'s skin and an opposing second end disposed internal said housing;

    (c) vacuum generating means in open communication with said internal chamber for generating a negative pressure of a predetermined magnitude therein;

    (d) energy generating means disposed within said housing and coupled to said internal chamber for generating energy at a level not greater than that which reduces cohesiveness of cells of a stratum cornium layer of the user'"'"'s skin, said negative pressure in said internal chamber and said generated energy being transmitted through said fluid displacement means to the user'"'"'s skin; and

    ,(e) monitoring means within said internal chamber of said housing for monitoring said fluid drawn into said internal chamber.

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