1. Hemodynamics and early clinical performance of the St
Hemodynamics and early clinical performance of the St. Jude Medical Regent mechanical aortic valve 
David S Bach, MD, Marc P Sakwa, MD, Martin Goldbach, MD, Michael R Petracek, MD, Robert W Emery, MD, Friedrich W Mohr, MD 
The Annals of Thoracic Surgery 
Volume 74, Issue 6, Pages (December 2002)
DOI: /S (02)

2. Fig 1
Valve sizes implanted among patients undergoing Regent aortic valve replacement.
The Annals of Thoracic Surgery  , DOI: ( /S (02) )

3. Fig 2 Regent aortic valve prosthesis.
The Annals of Thoracic Surgery  , DOI: ( /S (02) )

4. Fig 3
New York Heart Association functional class before and after Regent aortic valve replacement. = class I; ▩ = class II; ▨ = class III; = class IV. (Preop= preoperative;R= number of patients at risk.)
The Annals of Thoracic Surgery  , DOI: ( /S (02) )

5. Fig 4
Temporal change in hemodynamics after Regent aortic valve replacement. (A) Mean pressure gradient. (B) Peak pressure gradient. (C) Effective orifice area (EOA). (Data not displayed for 17-mm and 29-mm valves owing to small sample sizes.) —●—= 19 mm; —■—= 21 mm; —▴—= 23 mm; —♦— = 25 mm; = 27 mm; = all sizes. (R= number of patients at risk.)
The Annals of Thoracic Surgery  , DOI: ( /S (02) )

6. Fig 5
Temporal change in left ventricular (LV) mass index after Regent aortic valve replacement. Data with a sample size fewer than 5 are excluded. (Data not displayed for 17-mm or 29-mm valves, and for 19-mm valve at 1 year, owing to small sample sizes.) = 19 mm; = 21 mm; = 23 mm; —♦— = 25 mm; = 27 mm; = all sizes. (R= number of patients at risk.)
The Annals of Thoracic Surgery  , DOI: ( /S (02) )

7. Fig 6
Presence and severity of aortic regurgitation after Regent aortic valve replacement. = none/trivial; ▩= mild; ▨ = moderate; = severe. (R= number of patients at risk.)
The Annals of Thoracic Surgery  , DOI: ( /S (02) )