Long-term percutaneous access device.
D000818:Animals; D001243:Assisted Circulation / Q000295:instrumentation*; D005347:Fibroblasts / Q000502:physiology; D005549:Foreign-Body Reaction / Q000503:physiopathology*; D006353:Heart-Assist Devices / Q000295:instrumentation*; D019736:Prostheses and Implants / Q000009:adverse effects; D012756:Sheep; D012879:Skin Physiological Phenomena; D013552:Swine; D013997:Time Factors