GENERAL RELEASE

KNOW ALL MEN BY THESE PRESENTS that Ballador S.A., on behalf of itself and its
shareholders and beneficial owner(s) (hereinafter the "Releasors"), for and in
consideration of the sum of one thousand one hundred and seventy-five and
81/100ths Dollars ($1,175.81), lawful money of the United States of America and
other good and valuable consideration to it in hand paid by Life Systems Corp.,
the receipt whereof is hereby acknowledged, HEREBY RELEASE, ACQUIT AND FOREVER
DISCHARGE Life Systems Corp. (a Nevada corporation, formerly Bio-Preserve
International Corporation), Perfusion Systems Inc. (a Nevada corporation),
Bio-Preserve Medical Corporation (a Florida corporation), Bio-Preserve Medical
Corporation (a Washington corporation) and their successors/
predecessors-in-interest, agents, consultants, representatives and designees,
affiliates, officers, directors, employees and shareholders (hereinafter the
"Releasees"), and by these presents do for themselves, their heirs, executors,
administrators, successors and assigns, RELEASE AND FOREVER DISCHARGE the
Releasees, from any and all manner of action and actions, causes of action,
suits, claims, debts, dues, sums of money, accounts, reckoning, bonds bills
specialties, covenants, contracts, controversies, agreements, promises,
variances, trespasses, damages, judgment, extents, executions, claims and
demands whatsoever and howsoever arising, in law or in equity, which it, ever
had, now has or which its heirs, executors or administrators, hereafter can,
shall or may have for or by any reason or arising out of any cause, deed,
matter, thing, omission or otherwise whatsoever and howsoever existing up to the
date of this General Release and, in particular, but without limiting the
generality of the foregoing, arising out of the cancellation, by Life Systems
Corp., of 470,324 common shares (11,758,103 common shares pre-rollback) in the
capital of Life Systems Corp. previously issued to Ballador S.A.

         IT IS HEREBY UNDERSTOOD AND AGREED that neither the payment of the said
sum nor anything contained herein shall be deemed to be an admission of
liability on the part of the Releasees, or their successors, assigns, officers,
directors, servants or agents.

         IT IS FURTHER UNDERSTOOD AND AGREED that the settlement is made, this
Release is executed and the said sum is voluntarily accepted by the Releasors
for the purpose of making a full, final and irrevocable settlement of any and
all claims whatsoever and howsoever arising against the Releasees, or their
successors, assigns, officers, directors, servants or agents.

         The Releasors HEREBY AGREE that this Release may be pleaded as a
complete defense to any action brought by any of the Releasors against any of
the Releasees on any claim whatsoever arising prior to and as of the date of
this Release AND ACKNOWLEDGE that they have read the foregoing General Release
and know the contents thereof and fully understand the same.

         IN WITNESS WHEREOF this Release has been executed on January__, 2002.

SIGNED AND DELIVERED on        )        Ballador S.A.
January ____, 2002 in the      )
presence of:                   )
                               )
/s/  Signed                    )        /s/  Signed
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Signature                      )        Authorized Signatory
                               )
Sara Fellows                   )
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Print Name                     )
                               )
Hamilton, Bermuda              )
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Address                        )
                               )
Sec.                           )
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Occupation