SCOTTSDALE, Ariz.--(BUSINESS WIRE)--Cayenne Medical, Inc., a privately held sports medicine company based in Scottsdale, announced today that it is closing a $12.7 million Series B preferred equity financing led by Split Rock Partners. Other participating investors include MB Ventures and a group of accredited private individuals. The lead investor of the series B round was Dave Stassen of Split Rock Partners, who, with Mike Sherman of MB Ventures, has been added to Cayenne Medical’s Board of Directors.