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Updated: Jul 30, 2026

Fertility Preservation Through Oocyte Vitrification: Clinical and Laboratory Perspectives
Published on: September 16, 2021
Minimizing waste in medically assisted reproduction: a study on sustainability initiatives for oocyte retrieval and
Roos A Sluimer1, Theodora C van Tilborg1, Ralph J A Oude Ophuis1
1Department Reproductive Medicine and Gynaecology, University Medical Centre Utrecht, Heidelberglaan 100, 3508 AB Utrecht, The Netherlands.
Research Question:
How can waste be reduced during medically assisted reproduction (MAR) procedures, including oocyte retrieval and embryo transfer, through sustainable interventions without compromising safety?
Design:
A quality management initiative was conducted over 12 months (October 2023 to October 2024). Through a multidisciplinary approach, sustainability initiatives were developed aimed at reducing material and medication waste generated during oocyte retrieval and embryo transfer procedures. Sustainability interventions were implemented during a 3-month pilot phase. Waste generation was measured before and after implementation of these interventions. Infection rates were evaluated at baseline and after completing the pilot.
Results:
During the study, 234 oocyte retrievals and 291 embryo transfers were carried out. The proposed interventions resulted in a material waste reduction of about 60% for oocyte retrieval and 8% for embryo transfer, with no clinical or laboratory infections recorded.
Conclusions:
This study revealed the possibility for significant waste reduction in MAR procedures through targeted sustainability interventions. These findings underscore the feasibility of integrating sustainability practices in MAR procedures.
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