Clinical study about effects of exposure to mild hyperbaric oxygen on intractable infertility

Clinical study about effects of exposure to mild hyperbaric oxygen on intractable infertility - Effects of exposure to mild hyperbaric oxygen on infertility

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000015445

Enrollment

Registered

2014-10-16

Start date

2011-09-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Infertility

Interventions

Thirty-seven women with intractable infertility, who underwent in vitro fertilization more than 5 times without success. Patients were exposed to mild hyperbaric oxygen at 1.25 atmospheres absolute wi

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Women with intractable infertility, who have undergone in vitro fertilization more than 5 times without success, participated in this study with their intention. All participants received an explanation as to the aims of the study and methods of data collection and signed an informed consent form for participation in this study.

Exclusion criteria

Exclusion criteria: None

Design outcomes

Primary

Measure	Time frame
rates of clinical pregnancy successful birth	—

Secondary

Measure	Time frame
treatment period number of oocyte pick-up egg collection fertilization rate division rate number of embryo transfer	—

Countries

Japan

Contacts

Public ContactDr. Tsuyoshi Shimizu, M.D., Ph.D.

Suwa Maternity Clinic, Hospital for Obstetrics, Gynecology, and Pediatrics, Japan Shimizu Institute of Space Physiology, Suwa Maternity Clinic

tsuyoshi@smc.or.jp0266-28-6100

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026