| http://www.w3.org/ns/prov#value | - The proximal section 352 may contain a special resilient and/or higher friction section 368 that may be compressed by a clip or other pinching device to hold a guidewire in a fixed position relative to the rail catheter 312 when the access guide catheter 310 is being withdrawn or the delivery catheter 318 is being moved over the rail catheter 312.
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