1. Repositioning of partially dislodged Greenfield filters from the right atrium by use of a tip deflection wire 
Robert B. Patterson, MD, Richard J. Fowl, MD, David J. Lubbers, MD, Doan N. Vu, MD, Richard F. Kempczinski, MD 
Journal of Vascular Surgery 
Volume 12, Issue 1, Pages (July 1990)
DOI: / (90)90374-J
Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

2. Fig. 1
Artist's drawing shows filter partially dislodged from its carrier in the right atrium.
Journal of Vascular Surgery  , 70-72DOI: ( / (90)90374-J)
Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

3. Fig. 2 A standard 8F Amplatz coronary catheter 120 cm in length.
Journal of Vascular Surgery  , 70-72DOI: ( / (90)90374-J)
Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

4. Fig. 3
A, The tip deflector wire is inserted after the guidewire has been removed. B, The tip deflector wire is coiled 360 degrees. C, The coiled wire is withdrawn, and simultaneously the carrier is advanced over the filter, which permits repositioning.
Journal of Vascular Surgery  , 70-72DOI: ( / (90)90374-J)
Copyright © 1990 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions