1. Hysteroscopic tubal sterilization: a systematic review of the Essure system 
Ritva Hurskainen, M.D., Ph.D., Sirpa-Liisa Hovi, Ph.D., Mika Gissler, Ph.D., Riitta Grahn, M.P.H., Katriina Kukkonen-Harjula, M.D., Ph.D., Merja Nord-Saari, Midwife, Marjukka Mäkelä, M.D., M.Sc. 
Fertility and Sterility 
Volume 94, Issue 1, Pages (June 2010)
DOI: /j.fertnstert
Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1 The Essure microinsert system.
Fertility and Sterility  , 16-19DOI: ( /j.fertnstert )
Copyright © 2010 American Society for Reproductive Medicine Terms and Conditions