1. PTFE guidewire is outstandingly hydrofilic ukuze inokunciphisa ukukhuhlana kweguidewire.
2. Incam ye-guidewire yenziwe ngu-J, iqinisekisa ukuba kunzima ukuyikhupha ezintso emva kokuxilongwa kweentso.
3. Kunzima kakhulu ngasemva, kungoko kufanelekile ukuba oogqirha benze utyando lwe-renal biopsy bebodwa.
4. I-PTFE iqatywe yenza utyando lube lula.