Hiraoka K

No ORCID on file · 3 papers in corpus · active 2008-2015
2015
Clinical efficiency of Piezo-ICSI using micropipettes with a wall thickness of 0.625 μm.
Journal of assisted reproduction and genetics ·doi:10.1007/s10815-015-0597-9

PurposeThe purposes of the present study are to assess the clinical efficiency of Piezo-intracytoplasmic sperm injection (ICSI) and to improve the Piezo-ICSI method for human oocytes.MethodsWe examined three ICSI methods to determine their …

2009
Impact of the size of zona pellucida thinning area on vitrified-warmed cleavage-stage embryo transfers: a prospective, randomized study.
Journal of assisted reproduction and genetics ·doi:10.1007/s10815-009-9350-6

PurposeThe aim of this study was to determine if the size of zona pellucida thinning area by laser assisted hatching could affect the rates of pregnancy and implantation for vitrified-warmed embryo transfers at the cleavage-stage.MethodsA t…

2008
Effect of the size of zona pellucida opening by laser assisted hatching on clinical outcome of frozen cleaved embryos that were cultured to blastocyst after thawing in women with multiple implantation failures of embryo transfer: a retrospective study.
Journal of assisted reproduction and genetics ·doi:10.1007/s10815-008-9214-5

PurposeTo evaluate the effect of the size of zona pellucida opening by laser assisted hatching for frozen cleaved embryo that were thawed after both fresh and frozen cleaved embryo transfer cycles failed and were cultured to blastocyst afte…