This technique is useful for sheath deployment in cases with extreme angles, such as nonbovine left carotid or sharp take-off of right CCA (Figure 8). Insertion of the sheath or guiding catheter ...

An exchange length extrasupport 0.035" J wire is then inserted and serves as the platform for sheath deployment. The bovine arch in which the right brachiocephalic and left carotid share a common ...