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ng n c, Keywords: Vascular access port s) a ss is the junction of the cranial vena cava and the right atrium. The catheter then was connected to the port s initia cancer vices out-patient chemotherapy programs have become routine in humans (Denny, 1993). Implantable ports may be considered the preferred device, compared to central venous catheters, for intermittent drug delivery; also the intact skin cover protects the device from damage, accidental dislodgment and prevents from infection when not in use. Absolute contraindications for VAPs placement include the occurrence of disseminated intravascular VAP enabled macaques to participate completely and enjoy full-time in their social groups (Graham et al., 2009). The application of VAPs did not restrict any species typical behavior such as social grooming, playing, and swimming. A totally implantable catheter– port system enabled the animal to have complete freedom of movement and less stress (Graham et al., 2008; Taketoh et al., 2009). The scientific literature contains relatively little information about the use of VAP in small animal medicine. In a retrospective study of 172 cases, risk factors associated with the developmen