| http://www.w3.org/ns/prov#value | - In one embodiment, the guide tube 108 preferably has at least one bend 140 which enables the device 100 of FIG. 1 to be manipulated or maneuvered around anatomical structures, such as bones, and other anatomical features that may hinder or prevent straight or axial passage of the device 100 through the body of a patient.
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