Exhibit 99

Form 3 Joint Filer Information

Name:	Latterell Capital Management, L.L.C.
Address:	Attn: Patrick F. Latterell
	One Embarcadero Center, Suite 4050
	San Francisco, CA 94111
Designated Filer:	Latterell Venture Partners, L.P.
Issuer & Ticker Symbol:	XTENT, Inc. (XTNT)
Date of Event
Requiring Statement:	January 31, 2007
Signature:	By:	/s/ Patrick F. Latterell
		Patrick F. Latterell, Managing Member