Many clinics routinely vitrify blastocysts but there is little information on how often the cavity is collapsed before vitrification and hatched after warming. This quick survey seeks to find out how common these techniques are.
The Question: Do you routinely collapse the blastocoel cavity before vitrification.
-Results [n=144] Data=[Results: Yes= 77 No: 67 Total= 144]
The Question: Do you routinely hatch the zona pellucida after warming the blastocyst?
-Results [n=144] Data=[Results: Yes= 33 No: 111 Total= 144]
#27 of USA writes: We hatched zygote/embryo/blastocyst before vitrification.