Try this
vb Code:
  1. TextToSearch = "strip"
  2.    
  3.     Dim X As Integer
  4.     For X = TV.Nodes.Count To 1 Step -1
  5.         If TextToSearch = TV.Nodes(X).Text Then
  6.             TV.Nodes.Remove X
  7.         End If
  8.     Next X

Notes:
1- Nodes lower bound is 1 not 0
2- When you need to remove node inside a loop, you must use reverse order loop.