controller inserting the catheter tubular portion into a resealable delivery channel forming a sterile barrier to a sled base engaging a tip of the catheter with a sterile introducer disposed at an end of the sled base and engaged with the patient 39 s body positioning the catheter into the patient 39 s body by remotely sending commands to the tele robotic device to cause the sled member to advance toward the patient 39 s body and performing a diagnostic or therapeutic procedure on the patient using the catheter diagnostic or therapeutic procedures may include a mapping procedure an ablation procedure an angioplasty procedure a drug delivery procedure an electrophysiology procedure a radiological procedure and a medical device implantation or positioning procedure application_number US 201314087547 A description the invention can perhaps be better appreciated by making reference to the drawings in fig1 a catheter 100 is shown in schematic fashion catheter 100 comprises a handle portion 102 which may be gripped by a user handle portion 102 comprises a proximal end 104 and a grip portion 106 inserted into proximal end 104 may be wires 108 or tubing which could provide electricity coolant heat etc to catheter 100 grip 106 comprises an adjustment dial 110 which may be used to adjust the tension of a knob 112 handle 102 terminates in a distal flexible end portion 114 which in turn is in communication with a distally extending catheter sheath or tubular member 116 as it is known in the art catheter sheath 116 may be inserted into a patient by use of various known procedures and devices catheter sheath 116 terminates in a distal end 118 distal end 118 may include.