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EXHIBIT 23.1
INDEPENDENT AUDITORS' CONSENT
We consent to the incorporation by reference in this Amendment No. 1 to
Registration Statement No. 333-49120 of Thoratec Laboratories Corporation on
Form S-4 of our report dated February 18, 2000 appearing in the Annual Report on
Form 10-K of Thoratec Laboratories Corporation for the year ended January 1,
2000 and to the reference to us under the heading "Experts" in the Prospectus,
which is part of this Registration Statement.
/s/ DELOITTE & TOUCHE LLP
San Francisco, California
December 27, 2000
