exhibit 10. 67 confidential material appearing in this document has been omitted and filed separately with the securities and exchange commission in accordance with rule 24b - 2, promulgated under the securities and exchange act of 1934, as amended. omitted information has been replaced with asterisks. leksell gamma knife perfexion purchased services agreement this purchased services agreement ( “ agreement ” ) is made and entered into as of the date of the last party to sign below, by and between gk financing, llc, a california limited liability company ( “ gkf ” ) and peacehealth, a washington non - profit corporation ( “ peacehealth ” ), doing business through its operating division peacehealth sacred heart medical center at riverbend ( “ medical center ” ), with reference to the following facts : r e c i t a l s whereas, peacehealth currently operates a gamma knife at another of its oregon facilities ; and whereas, peacehealth administrators do not consider the current gamma knife center financially viable ; and whereas, the current gamma knife equipment requires expensive upkeep to remain functional, and is outmoded in comparison to more recently developed technology ; and whereas, peacehealth administrators and gkf have determined through financial and community need analysis that a newer, more clinically flexible gamma knife, located at medical center, could reasonably be expected to serve a broader cohort of patients, enhancing quality of care and financial viability ; and whereas, without access to additional resources, peacehealth would not be able to purchase or otherwise obtain access to newer, more flexible equipment, so that the quality of care available to the community could be adversely affected ; and whereas, gkf is willing provide additional resources to peacehealth according to the terms and conditions of this agreement, and thereby join with medical center to ensure that the community has access to updated, more flexible gamma knife services by providing medical center with the right to use a leksell gamma knife® perfexion ( the “ equipment ” ), manufactured by elekta instruments, inc., a georgia corporation ( " elekta " ) ; and whereas, medical center is willing to transfer ownership of its current leksell gamma knife® model 4c unit, serial number 4366 ( the “ model 4c ” ) to gkf for * free and clear of any and all liens, encumbrances or debt obligations, and to