Patent ID: 8167865

Claim:
Method of avoiding unintentional withdrawal of any of at least one first or at least one second access device ( 20 , 20 ′, 30 ) from a vessel ( 11 ), which comprises; inserting the at least one first access device in a first direction in the vessel; inserting the at least one second access device in a second direction in the vessel, the second direction being different from the first direction; and interconnecting the at least one first and the at least one second access device by providing a fixed length of an interconnecting device ( 50 , 50 ′, 51 ′, 51 ″, 52 ′, 52 ″) comprising fixing the interconnecting device between the at least one first access device and the at least one second access device, characterized in adjusting the length of the interconnecting device ( 50 , 50 ′, 51 ′, 51 ″, 52 ′, 52 ″) before intentionally withdrawing the at least one first or the at least one second access device ( 20 , 20 ′, 30 ).