CVS is the largest independent supplier of Agilent (HP) refurbished ultrasound parts, service repairs and maintenance. Please select the type of ultrasound support you need: Billable Parts/Labor Hourly costs for a certified technician to come on-site and conduct repairs. Contract Parts/Labor Get 100% covered on parts and labor, or look into our 50/50 program. Parts/BME Support ISO repair/diagnostic training, plus FREE 8x5 telephone technical support and discount overnight parts exchange.