Registered Nurse (RN) | Cardiac Catheterization Lab Location: San Francisco, CA Agency: Fusion Medical Staffing Pay: $2,520 to $2,896 per week Shift Information: Days - 4 days x 10 hours Contract Duration: 13 Weeks Start Date: ASAP. Fusion started staffing therapists in 2009, and has since expanded to specialties within the nursing, long-term care, home health, cath lab, laboratory, cardiopulmonary, and radiology fields.