Why are indwelling catheters secured or taped to a patient’s leg?

If the catheter is secured to the patient’s leg, this could prevent any kind of trauma to the patient, should the catheter accidentally be pulled.  A catheter is already fixed in the patient’s bladder with a balloon, so it cannot easily be dislodged. If the catheter is secured to the patient’s leg, any kind of trauma to the patient could be prevented, should the catheter accidentally be pulled.