CONSENT OF BDO SEIDMAN, LLP


We hereby consent to the incorporation by reference in the Prospectus
constituting a part of this Registration Statement of our report dated
February 22, 2000, relating to the financial statements of Hyperbaric
Systems appearing in the Company's Annual Report on Form 10-KSB for
the year ended December 31, 1999.  Our report contains an explanatory
paragraph regarding the Company's ability to continue as a going
concern.


/s/     BDO SEIDMAN, LLP
        ----------------
        BDO SEIDMAN, LLP


San Jose, California
February 8, 2001