1 As filed with the Securities and Exchange Commission on November 18, 1996 - -------------------------------------------------------------------------------- - -------------------------------------------------------------------------------- SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ------------------------ FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 INTEGRATED SURGICAL SYSTEMS, INC. ------------------------------------------------------ (Exact name of registrant as specified in its charter) Delaware 68-0232575 -------------------------- ----------------------------------- (State of incorporation or (I.R.S. Employer Identification No.) organization) 829 West Stadium Lane Sacramento, CA 95834 -------------------------- ----------------------------------- (Address of principal executive (Zip Code) offices) Securities to be registered pursuant to Section 12(b) of the Act: Title of each class Name of each exchange on which to be so registered each class is to be registered --------------------- ------------------------------- Common Stock, par value $.01 The Pacific Stock Exchange Incorporated Common Stock Purchase Warrants The Pacific Stock Exchange Incorporated Securities to be registered pursuant to Section 12(g) of the Act: NONE ----------------------------- (Title of Class) NONE ------------------------------ (Title of Class) - -------------------------------------------------------------------------------- - --------------------------------------------------------------------------------

2 1. Description of Registrant's Securities to Be Registered. --------------------------- The description of the Registrant's Common Stock, par value $.01 per share, and Redeemable Common Stock Purchase Warrants under the caption "Description of Securities" in the Registrant's Prospectus to be filed pursuant to Rule 424 (b) under the Securities Act of 1993, as amended, which relates to the Registrant's Registration Statement on Form SB-2 (File No. 333-9207), shall be deemed to have been incorporated by reference into this Registration Statement on Form 8-A. Incorporated by Exhibit Item 2. Exhibits. Reference To No. - -------- ---------------------------------------- ---------------- -------- 1. Specimen of security to be registered hereunder. 1.1 Specimen Certificate (1) 4.3 of Common Stock 1.2 Specimen Redeemable (1) 4.4 Common Stock Purchase Warrant 2. Constituent Instruments Defining Rights to Holders of Registered Securities. 2.1 Registrant's Certificate (1) 3.1 of Incorporation, as amended 2.2 Registrant's By-Laws (1) 3.2 - --------------- (1) The Registrant's Registration Statement on Form SB-2 (File No. 333-9207), as amended. 2

3 SIGNATURE Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the Registrant has duly caused this Registration Statement or amendment to be signed on its behalf by the undersigned, thereunto duly authorized. INTEGRATED SURGICAL SYSTEMS, INC. By: s/ Ramesh C. Trivedi --------------------------------------------- Ramesh C. Trivedi Chief Executive Officer and President Dated: November 18, 1996 F:\WORK\MO\ISS\FORM8-A