Laser-assisted hatching increases pregnancy and implantation rates in cryopreserved embryos that were allowed to cleave in vitro after thawing: A prospective randomized study

Human Reproduction

Volumn 21, Issue 8, 2006, Pages 2136-2140

  Balaban, Basak ^a   Urman, Bulent ^a   Yakin, Kayhan ^a   Isiklar, Aycan ^a  

^a AMERICAN HOSPITAL   (Turkey)

Author keywords

Cryopreservation frozen thawed embryo transfer; Implantation; Laser assisted hatching; Multiple pregnancy; Pregnancy rate

Indexed keywords

ESTRADIOL VALERATE PLUS NORGESTREL; GONADORELIN AGONIST; LEUPRORELIN; PROGESTERONE;

ARTICLE; CLINICAL TRIAL; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; CRYOPRESERVATION; EMBRYO; EMBRYO CULTURE; EMBRYO TRANSFER; FEMALE; FEMALE INFERTILITY; FREEZING; HATCHING; HUMAN; IN VITRO STUDY; INTRACYTOPLASMIC SPERM INJECTION; LASER; MAJOR CLINICAL STUDY; MULTIPLE PREGNANCY; NIDATION; PREGNANCY RATE; PROSPECTIVE STUDY; RANDOMIZED CONTROLLED TRIAL; THAWING;

EID: 33747889583     PISSN: 02681161     EISSN: 14602350     Source Type: Journal    
DOI: 10.1093/humrep/del097     Document Type: Article

References (31)

1. Balaban B and Urman B (2005) Comparison of two sequential media for culturing cleavage stage embryos and blastocysts: Embryo characteristics and clinical outcome. RBM Online 10,485-491.
2. Balaban B, Urman B, Alatas C, Mercan R, Mumcu A and Isiklar A (2002) A comparison of four different techniques of assisted hatching. Hum Reprod 17,1239-1243.
3. Carroll J, Depypene H and Mathews C (1990) Freeze-thaw induced changes of the zona pellucida explain decreased rates of fertilization in frozen-thawed mouse oocytes. J Reprod Fertil 90,547-553.
4. Check J, Hoover L, Nazari A, O'Shaughnessy A and Summers D (1996) The effect of assisted hatching on pregnancy rates after frozen embryo transfer. Fertil Steril 65,254-257.
5. Cohen J (1991) Assisted hatching of human embryos. J In Vitro Fert Embryo Transf 8,179-180.
6. Cohen J, Elsner C, Kort H, Malter H, Massey J, Mayer MP and Wiemer K (1990) Impairment of the hatching process following IVF in the human and improvement of implantation by assisted hatching using micromanipulation. Hum Reprod 5,7-13.
7. Cohen J, Alikani M, Trowbridge J and Rosenwaks Z (1992) Implantation enhancement by selective assisted hatching using zona drilling of human embryos with poor prognosis. Hum Reprod 7,685-691.
8. Cohen J, Lindheim S and Sauer M (1999) Assisted hatching causes beneficial effects on the outcome of subsequent frozen embryo transfers of donor oocyte cycle. Fertil Steril 72 (Suppl. 1),S5.
9. De Felici M and Siracusa G (1982) Spontaneous hardening of the zona pellucida of mouse oocytes during in vitro culture. Gamete Res 6,107-113.
10. Edi-Osagie E, Hooper L and Seif M (2003) The impact of assisted hatching on live birth rates and outcomes of assisted conception. Hum Reprod 18,1828.
11. Edirisinghe W, Ahnonkitpanit V, Promviengchai S, Suwajanakorn S, Pruksananonda K, Chinpilas V and Virutamasen P (1999) A study failing to determine significant benefits from assisted hatching: Patients selected for advanced age, zonal thickness of embryos, and previous failed attempts. J Assist Reprod Genet 16,294-301.
12. Fehilly C, Cohen J, Simons R, Fishes S and Edwards R (1985) Cryopreservation of cleaving embryos and expanded blastocysts in the human: A comparative study. Fertil Steril 44,638-644.
13. Gabrielsen A, Agerholm I, Toft B, Hald F, Petersen K, Aagaard J, Feldinger B, Lindenberg S and Fedder J (2004) Assisted hatching improves implantation rates on cryopreserved-thawed embryos. A randomized prospective study. Hum Reprod 19,2258-2262.
14. Gordon J and Dapunt U (1993) A new mouse model for embryos with a hatching deficiency and its use to elucidate the mechanism of blastocyst hatching. Fertil Steril 59,1296-1301.
15. Hardarson T, Hanson C, Sjogren A and Lundin K (2001) Human embryos with unevenly sized blastomeres have lower pregnancy and implantation rates: indications for aneuploidy and multinucleation. Hum Reprod 16,313-318.
16. Karlstrom PO, Bergh T, Forsberg AS, Sandkvist V, Wikland M (1997) Prognostic factors for the success rate of embryo freezing. Hum Reprod 12,1263-1266.
17. Liu H, Cohen J, Alikani M, Noyes N and Rosenwaks Z (1993) Assisted hatching facilitates earlier implantation. Fertil Steril 60,871-875.
18. Mandelbaum J (1996) The effects of assisted hatching on the hatching process and implantation. Hum Reprod 11,43-50.
19. Mantoudis E, Podsiadly BT, Gorgy A, Venkat G and Craft IL (2001) A comparison between quarter, partial and total laser assisted hatching in selected infertility patients. Hum Reprod 10,2182-2186.
20. Ng E, Naveed F, Lau R, Yeung WS, Chan CC, Tang OC and Ho PC (2005) A randomized double blind controlled study of the efficacy of laser assisted hatching on implantation and pregnancy rates of frozen-thawed embryo transfer at the cleavage stage. Hum Reprod 20,979-985.
21. Primi M, Senn A, Montag M, Van der Ven H, Mandelbaum J, Veiga A, Barri P and Germond M (2004) A European multicentre prospective randomized study to assess the use of assisted hatching with a diode laser and the benefit of an immunosuppressive/antibiotic treatment in different patient populations. Hum Reprod 19,2325-2333.
22. Rienzi L, Nagy ZP, Ubaldi P, Iacobelli M, Anniballo R, Tesarik J and Greco E (2002) Laser-assisted removal of necrotic blastomeres from the cryopreserved embryos that were partially damaged. Fertil Steril 77,1196-1201.
23. Sallam H, Sadek S and Agemeya A (2003) Assisted hatching - a meta analysis of randomized controlled trials. J Assist Reprod Genet 20,332-342.
24. Schiewe M, Araujo J, Asch R and Balmaceda J (1995a) Enzymatic characterization of zona pellucida hardening in human eggs and embryos. J Assist Reprod Genet 12,2-7.
25. Schiewe M, Hazeleger N, Sclimenti C and Balmaceda J (1995b) Physiological characterization of blastocyst hatching mechanisms by use of a mouse anti-hatching model. Fertil Steril 63,288-294.
26. Tao J and Tamis R (1997) Application of assisted hatching for 2 day old frozen-thawed embryo transfer in a poor prognosis population. J Assist Reprod Genet 14,128-130.
27. Testart J, Laselle B, Belaissch-Allart J, Hazout J, Foreman R, Rainhorn JD and Frydman R (1986) High pregnancy rate after early human embryo freezing. Fertil Steril 46,268-272.
28. Testart J, Laselle B, Forman R, Gazengel A, Belaisch-Allart J, Hazout A, Rainhorn JD, Frydman R (1987) Factors influencing the success rate of human embryo freezing in an in vitro fertilization and embryo transfer program. Fertil Steril 48,107-112.
29. Tucker M, Cohen J, Massey J, Mayer M, Wilker S and Wright G (1991) Partial zona dissection of zona pellucida of frozen thawed human embryo may enhance blastoycst hatching, implantation and pregnancy rate. Obstet Gynecol 165,341-345.
30. Urman B, Balaban B, Yakin K and Isiklar A (2003) Outcome of blastocyst transfer according to the availability of excess blastocysts suitable for cryopreservation. RBM Online 7,587-592.
31. Vitrolife GIII Series Manual 1.3 (2002) Vitrolife AB, Sweden.