Comparative study between two techniques for artificial shrinkage of blastocysts prior to vitrification: LASER pulse versus micro-needle technique in increasing chemical, clinical pregnancy and live birth rates after ICSI, a randomized controlled trial

References

• Liebermann J, Tucker MJ. Comparison of vitrification and conventional cryopreservation of day 5 and day 6 blastocysts during clinical application. Fertil Steril. 2006;86(1):20–27.
   PubMed Web of Science ®Google Scholar
• Abdel-Hafez FF, Desai N, Abou-Setta AM, et al. Slow freezing, vitrification and ultra-rapid freezing of human embryos: a systematic review and meta-analysis. Reprod Biomed Online. 2010;20:209–222.
   PubMed Web of Science ®Google Scholar
• Wang C, Guixue Feng GF, Zhang B, et al. Effect of different artificial shrinkage methods, when applied before blastocysts vitrification, on perinatal outcomes. Reprod Biol Endocrinol. 2017;15(1):32.
   PubMedGoogle Scholar
• Amoushahi M, Salehnia M, HosseinKhani S. The effect of vitrification and in vitro culture on the adenosine triphosphate content and mitochondrial distribution of mouse pre-implantation embryos. Iran Biomed J. 2013;17(3):123–128.
   PubMedGoogle Scholar
• Arav A, Patrizio P. Lack of reproducibility in oocyte vitrification calls for a simpler (whether semi-manual or automatic) and standardized methodology. J Assist Reprod Genet. 2018;35(7):1159–1160.
   PubMed Web of Science ®Google Scholar
• Iwayama H, Shinichi Hochi S, Masanori Yamashita M. In vitro and in vivo viability of human blastocysts collapsed by LASER pulse or osmotic shock prior to vitrification. J Assist Reprod Genet. 2011;28(4):355–361.
   PubMed Web of Science ®Google Scholar
• Lierman S, Van den Abbeel E, De Sutter P. Vitrification of human blastocysts previously cryopreserved by slow controlled-rate freezing at the cleavage stage. J Assist Reprod Genet. 2014;31(4):447–451.
   PubMed Web of Science ®Google Scholar
• Loutradi KE, Kolibianakis EM, Venetis CA, et al. Cryopreservation of human embryos by vitrification or slow freezing: a systematic review and meta-analysis. Fertil Steril. 2008;90(1):186–193.
   PubMed Web of Science ®Google Scholar
• Inaba Y, Miyashita S, Somfai T, et al. Cryopreservation method affects DNA fragmentation in trophectoderm and the speed of re-expansion in bovine blastocysts. Cryobiology. 2016;72(2):86–92.
   PubMed Web of Science ®Google Scholar
• Darwish E, Magdi Y. Artificial shrinkage of blastocoel using a LASER pulse prior to vitrification improves clinical outcome. J Assist Reprod Genet. 2016;33(4):467–471.
   PubMed Web of Science ®Google Scholar
• Desai N, Szeptycki J, Scott M, et al. Artificial collapse of blastocysts before vitrification: mechanical vs. LAZER technique and effect on survival, cell number, and Cell death in early and expanded blastocysts. Cell Preservation Technology. 2008;6(3):181–190.
   Google Scholar
• Malter HE. Micromanipulation in assisted reproductive technology. Reprod Biomed Online. 2016;32(4):339–347.
   PubMed Web of Science ®Google Scholar
• Lin R, Feng G, Shu J, et al. Blastocoel re-expansion time in vitrified–warmed cycles is a strong predictor of clinical pregnancy outcome. J Obstet Gynaecol Res. 2017;43(4):689–695.
   PubMed Web of Science ®Google Scholar
• Desai NN, Goldberg JM, Austin C, et al. The new Rapid-i carrier is an effective system for human embryo vitrification at both the blastocyst and cleavage stage. Reprod Biol Endocrinol. 2013;11(1):41–1486.
   PubMedGoogle Scholar
• Kovačič B, Taborin M, Vlaisavljević V. Artificial blastocoel collapse of human blastocysts before vitrification and its effect on re-expansion after warming – a prospective observational study using time-lapse microscopy. Reprod Biomed Online. 2018;36(2):121–129.
   PubMed Web of Science ®Google Scholar
• Cao S, Zhao C, Zhang J, et al. Retrospective clinical analysis of two artificial shrinkage methods applied prior to blastocyst vitrification on the outcome of frozen embryo transfer. J Assist Reprod Genet. 2014;31(5):577–581.
   PubMed Web of Science ®Google Scholar
• Levi-Setti PE, Menduni F, Antonella Smeraldi A, et al. Artificial shrinkage of blastocysts prior to vitrification improves pregnancy outcome: analysis of 1028 consecutive warming cycles. J Assist Reprod Genet. 2016;33(4):461–466.
   PubMed Web of Science ®Google Scholar
• Van Landuyt L, Polyzos NP, De Munck N, et al. A prospective randomized controlled trial investigating the effect of artificial shrinkage (collapse) on the implantation potential of vitrified blastocysts. Hum Reprod. 2015;30(11):2509–2518.
   PubMed Web of Science ®Google Scholar
• Hur YS, Park JH, Ryu EK, et al. Effect of artificial shrinkage on clinical outcome in fresh blastocyst transfer cycles. Clin Exp Reprod Med. 2011;38(2):87–92.
   PubMedGoogle Scholar
• Boyard J, Reignier A, Chtourou S, et al. Should artificial shrinkage be performed prior to blastocyst vitrification? A systematic review of the literature and meta-analysis. Human Fertility. 2020. DOI:10.1080/14647273.2019.1701205
   Web of Science ®Google Scholar
• Mukaida T, Oka C, Goto T, et al. Artificial shrinkage of blastocoeles using either a micro-needle or a laser pulse prior to the cooling steps of vitrification improves survival rate and pregnancy outcome of vitrified human blastocysts. Hum Reprod. 2006;21(12):3246–3252.
   PubMed Web of Science ®Google Scholar
• Alalfy M, Osman OM, Salama S, et al. Evaluation of the cesarean scar niche in women with secondary infertility undergoing ICSI using 2D Sonohysterography Versus 3D Sonohysterography and setting a Standard Criteria; Alalfy simple rules for scar assessment by ultrasound to prevent health problems for women. Int J Womens Health. 2020;12:965–974.
   PubMed Web of Science ®Google Scholar
• Rienzi L, Gracia C, Maggiulli R, et al. Oocyte, embryo and blastocyst cryopreservation in ART: systematic review and meta-analysis comparing slow-freezing versus vitrification to produce evidence for the development of global guidance. Hum Reprod Update. 2017;23(2):139–155.
   Google Scholar
• Mahmoud Alalfy, Ahmed Elgazzar, Nevein Ghamry, et al. Physical endometrial manipulation and its impact on success rate and live birth rate in ICSI in patients with unexplained infertility after recurrent ICSI failure, a double blinded randomized controlled trial. J Matern Fetal Neonatal Med. 2020;33(17):2983–2989.
   Google Scholar