New Menstrual Cup Design Enhances Safety And Sustainability

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Researchers astatine McMaster University person developed a caller menstrual wellness merchandise designed to complement and heighten an existing menstrual cup that is safer, easier to usage and much environmentally sustainable than existent options.

The invention is portion of a broader inaugural astatine McMaster to create wearable technologies that proactively show women's health. As portion of this work, nan investigation squad has published a position reappraisal successful Nature Communications, outlining really emerging technologies, for illustration this caller menstrual cup, tin beryllium leveraged to observe infections, show reproductive wellness and amended diagnostics.

The caller component, described successful a insubstantial published in ACS Applied Materials and Interfaces, is simply a flushable tablet made from highly absorbent seaweed-based material. It's designed to clasp menstrual humor and minimize spills during removal – a communal obstruction to wider take of menstrual cups. This tablet complements nan existing Bfree Cup, which is made from lubricant-infused silicone that people repels viruses and germs and eliminates nan request for boiling betwixt uses.

This task opened my eyes to really urgently invention is needed successful menstrual care. There's been small activity successful nan speech astir menstrual care. Some of that is owed to stigma and immoderate is deficiency of interest, but cups person nan imaginable to make a superior quality successful nan lives of women astir nan world."

Zeinab Hosseinidoust, subordinate professor of biomedical and chemic engineering and co-lead interrogator connected nan team

The investigation squad besides included postgraduate students Shaghayegh Moghimi and Lubna Najm arsenic good arsenic postdoctoral chap Fereshteh Bayat, who played cardinal roles successful processing and testing.

The merchandise was developed successful collaboration pinch Leisa Hirtz, laminitis of Women's Global Health Innovations located astatine McMaster's Innovation Park, who approached nan researchers.

"Menstrual wellness is simply a captious rumor for millions of girls and women, peculiarly those surviving successful poorness successful low- and middle-income countries, wherever entree to safe and honorable products remains a obstruction to education, employment and societal participation. This invention builds connected Bfree Cup's proven exertion to support wider take and trim play poverty. The existent investigation besides opens nan doorway to precocious diagnostic capabilities that could toggle shape really we show and negociate women's reproductive wellness globally," Hirtz says.

Beyond convenience and safety, nan exertion has nan imaginable to importantly trim nan biology effect of disposable menstrual products and amended entree to menstrual attraction successful lower-income communities. Each cup is designed to past for respective years, offering a cost-effective and sustainable solution for users who whitethorn not person reliable entree to tampons aliases pads.

Though menstrual cups person agelong been available, their uptake has been constricted owed to usability challenges. These caller cups reside those concerns while opening nan doorway to early health-monitoring capabilities.

The investigation squad envisions early versions of nan menstrual products equipped pinch sensors to observe early signs of infections and blood-borne illnesses – utilizing menstrual humor arsenic a rich | root of biologic information.

"This could beryllium a caller shape of wearable exertion that could beryllium moreover much valuable than a smartwatch," says subordinate professor of mechanical and bioengineering Tohid Didar, who co-led nan research. "We person chiefly been reactive successful position of women's health. This tin springiness america an opportunity to commencement being proactive. If we tin adhd elemental systems to menstrual products to show for infections and conditions, specified arsenic endometriosis and UTIs, we could find these problems overmuch sooner. There is simply a batch to research successful this area."

"Our reappraisal underscores really caller advances successful biosensors, wearables, and AI tin adjacent captious gaps successful women's wellness diagnostics, from reproductive attraction to crab and osteoporosis," says Wei Gao, professor of Engineering and Applied Science astatine Caltech and co-author of nan Nature Communications perspective.

Source:

Journal reference:

Moghimikandelousi, S., et al. (2025). Self-Cleaning Menstrual Cups pinch Plant-Based Biodegradable Superabsorbent Fibrous Tablets for Hygienic and Sustainable Period Care. ACS Applied Materials & Interfaces. doi.org/10.1021/acsami.5c16140

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