Exhibit 23

                        Consent of Independent Auditors

We consent to the incorporation by reference in the Registration Statement (Form
S-8 No. 333-85789) pertaining to the Investment Plan for Employees of
Mallinckrodt Inc. and in the related Prospectus of our report dated December 8,
2000, with respect to the financial statements and schedules of the Investment
Plan for Employees of Mallinckrodt Inc. included in this Annual Report (Form
11-K) for the year ended June 30, 2000.

/s/ Stone Carlie & Company L.L.C.

St. Louis, Missouri
January 4, 2001