Exhibit 10.19
                         LIFE CRITICAL CARE CORPORATION
                                LOCK-UP AGREEMENT
▇.▇. ▇▇▇▇▇▇ & Co., Inc.
    as Representative of the Underwriters
▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇▇
▇▇▇▇▇▇▇▇▇, ▇▇▇ ▇▇▇▇  ▇▇▇▇▇
Ladies and Gentlemen:
         The undersigned,  a beneficial owner of shares of the common stock, par
value $0.01 per share (the "Common Stock"), of Life Critical Care Corporation, a
Delaware  corporation  (the "Company"),  and/or  warrants,  options or rights to
purchase, or securities or debt convertible into, Common Stock, understands that
the Company has filed with the Securities and Exchange Commission a registration
statement on Form SB-2 (No.  333-14755)  for the  registration of shares of
Common Stock of the Company (the "Registration  Statement") in connection with a
proposed public offering of such  securities (the  "Offering").  The undersigned
further  understands that upon the effectiveness of the Registration  Statement,
the   Company   and  ▇.▇.   ▇▇▇▇▇▇  &  Co.,   Inc.,   as   representative   (the
"Representative") for a group of underwriters  including ▇.▇. ▇▇▇▇▇▇ & Co., Inc.
(the  "Underwriters")  intends  to enter  into an  underwriting  agreement  (the
"Underwriting Agreement") relating to the Offering.
         In  order  to  induce  the  Representative  to  act  on  behalf  of the
Underwriters and to proceed with the Offering, and in consideration thereof, the
undersigned  hereby agrees that, for a period of eighteen  months  following the
closing  date  of  the  Offering,   the  undersigned  will  not  sell,   assign,
hypothecate,   pledge  or  otherwise   dispose  (either  pursuant  to  Rule  144
promulgated  under the Securities Act of 1933, as amended,  or otherwise) of any
shares of Common Stock of the Company  registered in the name of the undersigned
or beneficially  owned by the undersigned or subsequently  acquired  through the
exercise  of  any  options,  warrants  or  any  conversion  of  any  convertible
securities of the Company  (collectively,  the "Securities"),  without the prior
written  consent of the  Representative.  In  addition,  before any  transfer of
Securities may occur, the transferee thereof shall agree in writing to the terms
hereof.
         In  order  to  enable  the  Representative  to  enforce  the  aforesaid
covenants, the undersigned hereby consents to the placing of restrictive legends
on all  certificates  evidencing  any  Securities  registered in the name of the
undersigned  or  beneficially  owned  by  the  undersigned,   the  placement
of appropriate  stop transfer orders with the transfer agent of the Company and
the noting of such restrictions on the transfer books and records of the
Company.
         This Agreement  shall be binding on the undersigned and his, her or its
respective successors, heirs, personal representatives and assigns.
         This  Agreement  shall be governed by and construed in accordance  with
the laws of the State of New York,  without  giving  effect to  conflict  of law
principles.
Dated:___________________                   Very truly yours,
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                                            Signature
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                                            Printed Name
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                                            Print Address
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                                            Print Social Security Number
                                            or Taxpayer I.D. Number