1. PTFE guidewire waa mid aad u heersareeya si ay u yaraato khilaafka hagaha.
2. Cidhifka hagaha ayaa qaabaysan, isagoo hubinaya inay adagtahay in kelyaha laga soo saaro ka-qaadista kelyaha ka dib.
3. Aad bay ugu adag tahay xagga dambe ee dambe, markaa way ku habboon tahay takhaatiirta inay iskii u sameeyaan qalliin ka-qaadista kelyaha.
4. Dahaarka PTFE ayaa qalliinka ka dhigaya mid siman.