- Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Expires: February 28, 2011 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * STRYKER CORP	2. Date of Event Requiring Statement (MM/DD/YYYY) 5/16/2011	3. Issuer Name and Ticker or Trading Symbol ORTHOVITA INC [VITA]
(Last)        (First)        (Middle) 2825 AIRVIEW BOULEVARD	4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                            ___ X ___ 10% Owner _____ Officer (give title below)          _____ Other (specify below)
(Street) KALAMAZOO, MI 49002        (City)              (State)              (Zip)	5. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	0   (1) (2) (3)	I   (1) (2) (3)	See notes   (1) (2) (3)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:
( 1)	Owl Acquisition Corporation, a Delaware corporation ("Purchaser"), is an indirect wholly owned subsidiary of Stryker Corporation ("Stryker"). Purchaser's address is 2825 Airview Boulevard, Kalamazoo, Michigan 49002.
( 2)	On May 16, 2011, Orthovita, Inc. ("Orthovita") entered into an Agreement and Plan of Merger (the "Merger Agreement") with Stryker and Purchaser, which provides for the commencement of a tender offer by Purchaser to purchase all shares of common stock of Orthovita, at a price of $3.85 per Share, net to the seller in cash.
( 3)	Purchaser and Stryker may be deemed to have shared voting power of 13.28% of the outstanding Orthovita common stock pursuant to certain tender and voting agreements, dated May 16, 2011, by and among Purchaser, Stryker and certain shareholders of Orthovita. See the Schedule 13D filed by Stryker on May 26, 2011. Neither Stryker nor Purchaser has any pecuniary interest in the shares held by the shareholders and each expressly disclaims beneficial ownership of any shares of Orthovita's common stock covered by the tender and voting agreements.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
STRYKER CORP 2825 AIRVIEW BOULEVARD KALAMAZOO, MI 49002		X
Owl Acquisition Corp 2825 AIRVIEW BOULEVARD KALAMAZOO, MI 49002		X

Signatures
/s/ Curt R. Hartman, Vice President and Chief Financial Officer, on behalf of Stryker Corporation		5/26/2011
** Signature of Reporting Person		Date
/s/ Wayne D. Dahlberg, Vice President, Finance, on behalf of Owl Acquisition Corporation		5/26/2011
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.