A catheter handle (12) includes a handle body (32) having a proximal end (36) and a distal end (38) and a passage (40) extending between the proximal end and the distal end. The handle body (32) comprises a plurality of shell parts (34) which can be separated to access an interior of the handle body. The handle further includes a connector (162) mounted at the proximal end (36) of the handle body and a strain relief (60) arranged at the distal end (38), the strain relief (60) and the connector (162) being removably arranged relative to the handle body (32).