Figure 6
From: Computer simulation of cervical tissue response to a hydraulic dilator device

Effective stress distribution for cervical tissue canal for CCBD (left panel) and Hegar dilator (right panel) in time. a) Effective stress after 5Â sec; b) Effective stress after 20Â sec; c) Effective stress after 35Â sec; d) Effective stress after 45Â sec.