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Our team includes physicians and nurse practitioners who specialize in continence, pelvic rehabilitation and pelvic reconstructive surgery. We invite you to meet and learn more about our specialists.
Joseph Schaffer, M.D.
Dr. Joseph Schaffer is chief of the division of female pelvic medicine and reconstructive surgery and medical director of the division's university practice. He completed his residency in obstetrics and gynecology at Thomas Jefferson University Hospital in Philadelphia and then trained in the Advanced Pelvic Surgery Fellowship at the Cleveland Clinic. Subsequently, he obtained additional training in urogynecology and urodynamics at Kings College Hospital in London. From 1992 to 1997, he practiced urogynecology at the University Medical Center at Stony Brook in Stony Brook, NY.
Dr. Schaffer is currently an associate professor of obstetrics and gynecology at UT Southwestern. He is also a fellow of the American College of Obstetricians and Gynecologists, a diplomate of the American Board of Obstetrics and Gynecology and a member of the American Urogynecologic Society, International Continence Society and American Association of Gynecologic Laparoscopists.
Dr. Schaffer has written and lectured widely on the subjects of urinary incontinence and pelvic organ prolapse.
Marlene Corton, M.D.
Dr. Marlene Corton is an associate professor and associate residency program director at UT Southwestern Medical Center. She completed a residency in obstetrics and gynecology at UT Southwestern after receiving her medical degree from Robert Wood Johnson Medical School in New Jersey.
Dr. Corton is currently a member of the American Urogynecologic Society, American Association of Gynecologic Laparoscopists and Southwestern Center for Minimally Invasive Surgery.
Dr. Corton, who is bilingual in English and Spanish, has developed and directs an extensive, nationally recognized, cadaveric pelvic anatomy training program.
David Rahn, M.D.
Dr. David Rahn joined the faculty at UT Southwestern in 2008 as an assistant professor of obstetrics and gynecology. A graduate of Texas A&M University with a major in genetics, he received his medical degree from The University of Texas Southwestern Medical School in 2001.
After completing a residency in obstetrics and gynecology at Parkland Memorial Hospital, Dr. Rahn pursued a three-year fellowship in Female Pelvic Medicine and Reconstructive Surgery at UT Southwestern.
As a urogynecologist, Dr. Rahn specializes in the treatment of women with urinary leakage and incontinence and treats pelvic floor organ prolapse and injuries. Together with his colleagues, he is committed to tailoring treatment plans to each patient’s needs.
He is a fellow of the American College of Obstetricians and Gynecologists and a member of the American Urogynecologic Society, the American Medical Association, and the Texas Association of Obstetricians and Gynecologists.
In 2008, Dr. Rahn was honored with the Society of Gynecologic Surgeons President’s Award for Outstanding Research in Gynecologic Surgery for his work in preventing prolapse after hysterectomy.
Clifford Wai, M.D.
Dr. Clifford Wai, who is fluent in both Cantonese and English, is an assistant professor of obstetrics and gynecology and associate fellowship director of the female pelvic medicine and reconstructive surgery program at UT Southwestern. He is board certified in obstetrics and gynecology and is a member of the team of urogynecologists who treat women with pelvic floor disorders, such as urinary incontinence, pelvic organ prolapse and fecal incontinence.
Dr. Wai attended medical school and completed residency training in obstetrics and gynecology at Georgetown University Medical Center, where he was administrative chief resident. He is currently a member of the Alpha Omega Alpha Medical Honor Society, American Urogynecologic Society, and American College of Obstetricians and Gynecologists.
During his fellowship training in female pelvic medicine and reconstructive surgery at UT Southwestern, Dr. Wai became interested in research to understand and help women with urinary and fecal incontinence. Among the topics he has investigated is the role of nerve injury in anal and urinary incontinence. Committed to treating every patient as an individual, he hopes that his research will result in promising new treatments for patients with pelvic floor disorders. A central theme in his philosophy toward patient care is in improving quality of life. He believes every patient is distinct and that treatment plans need to be individualized.
The specialists above are assisted by physicians who are completing fellowship training in the female pelvic medicine and reconstructive surgery program at UT Southwestern.