ERCP wire systems: The long and the short of it

Table 1 Differences between the three short-wire systems

Characteristics	RX system	Fusion system	V-system
Type of endoscope	Standard	Standard	V-scope
Type of lock	External at the biopsy port	External at the biopsy port	Internal lock design
Type of device	Open channel tear-away	Close channel breakthrough	Close lumen device
Short–track technology	Yes	Yes	No
Wire length	260 cm	185 cm	270 cm
Can be used with standard guidewires	Yes	Yes	Yes
Can be used with 0.025” or 0.018” or angled wires	No	Yes	Yes
Can be used with hydrophilic Glidewire	No	Yes	Yes
Ability to flush wire channel	No	Yes	Yes
Intraductal exchange ability	No	Yes	No
Insertion of multiple stents without the need to recannulate	No	Yes	No
Physician control of wire	Yes	Yes	Yes
Pushability of short-wire devices1	++	+++	+++

¹author own experience.