1. PTFE guidewire bụ ihe pụrụ iche hydrofilic nke mere na o nwere ike ibelata esemokwu guidewire.
2. N'ọnụ nke guidewire bụ J ekara, hụ na ọ na-esiri ike wepụ ya na akụrụ mgbe renal biopsy.
3. Mara mma na azụ azụ, n'ihi ya, ọ na-adaba ndị dọkịta ka ha mee ịwa ahụ nke renal biopsy n'onwe ya.
4. PTFE mkpuchi na-eme ka ịwa ahụ dị nro.