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celleste™- Diagnostic breast health concept

Row of four rounded, pill-shaped devices with metallic bands and 'celleste' branding on a soft beige studio background.
People drawing and shaping light blue clay models on a white table, with sketches and bowls nearby, in a collaborative workshop setting

Our mission:

Mastitis, a painful breast inflammation, affects 1 in 4 mothers worldwide, disrupting feeding and wellbeing. There is no existing at-home diagnostic, and time-poor mothers often struggle to get to help. Sagentia Medical sought to create a simple, empowering solution for the early detection and management of mastitis through breastmilk sampling.

Our approach:

Developed with empathy, ease of use, and the realities of parenthood in mind, the celleste concept was shaped through interviews and co‑creation sessions with mothers, ensuring it responded to real-world needs.

We demonstrated the feasibility of an impedance-based sensor for somatic cell count, an indicator of inflammation, and addressed the challenge of maintaining long-term accuracy through a novel, replaceable sensor mechanism.

Rapid prototyping helped us refine form and interaction. Mothers consistently asked for something portable, intuitive, and sensitive in how it delivers feedback, without relying on a companion app – insights that directly shaped the final design.

Our sensing approach was benchmarked against gold-standard cell counting methods using representative samples, confirming its ability to detect pre-symptomatic changes with near-instant results.

celleste provides immediate feedback on mastitis risk while also tracking changes over time, offering actionable guidance on latch, symptom management, and when to seek care – all in under a minute a day.

The outcome:

  • celleste demonstrates the potential for biomarker‑led innovation to address persistent inequities in women’s health
  • Although still a concept, celleste showcases what is possible when science, engineering and empathetic design work together
  • Our human-centred methodology is highly transferable to other product design challenges

The project story of celleste™

Our team combines science, technology and user centred design to translate ideas into market ready solutions.

Talk to us today about your next development.