For the storage of vitrified frozen human oocytes and embryos.
Features：
1.Patented surface treatment technology for sufficient embryo adhesion.
2.Good fit between the protective sleeve and the holding handle so that it is difficult to crack and separate in liquid nitrogen.
3.TypeⅠ：Metal counterweight at the bottom of the protective sleeve to prevent floating in liquid nitrogen.TypeⅡ：The bottom of the protective sleeve is closed.
4.Handle patterned to indicate the opposite direction of the black markings.
5.Sterile，the biological evaluation was qualified.
6.Variety of colours available for easy differentiation.
