Mochini ona ke oa ho seha likhoele tsa tšepe (likhoele tsa GI, likhoele tsa PPGI, likhoele tsa PPGL) ho etsa lishiti tsa tšepe.
Mochini o ne o ka fokotsa botenya:
1) ka tlase ho 0.8mm.
2) 0.8-1.5mm.
3) 1.5-2.0mm
4) 2.0-3.0mm
Ho fepa li-coil ka mochini, ebe o tla lekanya le ho otlolla li-coil ka tšepe kapa rabara ea rabara, ebe moreki a ka beha bolelele bofe kapa bofe ho sistimi ea taolo ea PLC, mochini o tla itšeha ho isa bolelele ka bohona.