Plain-English translation of NCT07542626 on ClinicalTrials.gov ↗ · Source last updated · Translation generated · How we translate trials
This study doesn't follow the usual testing phases — it may be an observational study or a different type of research.
This trial is testing whether doctors can restore fertility in adult men by transplanting their own testicular tissue that was frozen years earlier, before they received cancer treatment as children. The tissue would be transplanted back into the man's body during a surgical procedure if he wants to have children but is unable to produce sperm naturally. This is a pilot study to see if this approach is safe and effective.
Many boys who received cancer treatment had their testicular tissue frozen to preserve their chance of having biological children later in life. Now that these patients are adults and want to start families, doctors need to test whether thawing and transplanting that frozen tissue can actually restore their ability to produce sperm.
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If you qualify and enroll, you will undergo a surgical procedure where doctors first attempt to retrieve sperm directly from your testicles. If no sperm is found, the surgeons will transplant pieces of your own frozen testicular tissue—harvested and preserved from when you were a child—back into your body during the same operation. The goal is that this tissue will eventually produce sperm, allowing you to father biological children naturally or through assisted reproduction.
AI-generated summary from trial data · Aug 29, 2026 · Not medical advice
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