1. Gel instillation sonohysterography: first experience with a new technique 
Niek Exalto, M.D., Ph.D., Corry Stappers, C.N.P., Louisa A.M. van Raamsdonk, Pharm.D., Mark Hans Emanuel, M.D., Ph.D. 
Fertility and Sterility 
Volume 87, Issue 1, Pages (January 2007)
DOI: /j.fertnstert
Copyright © 2007 American Society for Reproductive Medicine Terms and Conditions

2. FIGURE 1
The gel instillation sonohysterography (GIS) application device.
Exalto. Gel instillation sonohysterography. Fertil Steril 2007.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2007 American Society for Reproductive Medicine Terms and Conditions

3. FIGURE 2
Sonographic visualization of an endometrial polyp (A) before and (B) after uterine cavity distension with gel; (C) hysteroscopic confirmation.
Exalto. Gel instillation sonohysterography. Fertil Steril 2007.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2007 American Society for Reproductive Medicine Terms and Conditions

4. FIGURE 3
Three-dimensional (3D) gel instillation sonohysterography (GIS) reconstruction of an endometrial polyp.
Exalto. Gel instillation sonohysterography. Fertil Steril 2007.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2007 American Society for Reproductive Medicine Terms and Conditions