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Improving the precision of small human tissue biopsy processing

Develop a standardized cutting tool that reliably produces uniform, fat-free tissue biopsies to improve sample viability and consistency in wound-healing research.

Project Overview

In the treatment of extensive burns or wounds, patients rely on emerging treatment research in the field of tissue growth and healing. Currently, studies into the healing properties of porcine skin are conducted to visualize how viable epidermis cells migrate over the site of the wound to promote cell regrowth. However, once in a culture, the porcine tissue samples cannot remain viable unless all fat is removed and the cells are able to absorb the culture media. Additionally, this process of creating samples is not standardized, resulting in samples of varying sizes with jagged edges, which limits the efficiency of sample preparation. To solve this, fabricating a tool that incorporates multiple sample slots, with uniform sizing, and a fixed blade will help to streamline research efficiency and produce more viable samples that can be successfully imaged.

Team Pictures

Team Photo: left to right (Sarah, Simon, Gianna, Ella, Ruhi)
Team Photo: left to right (Sarah, Simon, Gianna, Ella, Ruhi)
Show&Tell x Halloween
Show&Tell x Halloween
Final Poster Presentation Day
Final Poster Presentation Day

Images

Overview of the Latest Prototype as of Dec 5th, 2025: Biopsy Press in PLA
Overview of the Latest Prototype as of Dec 5th, 2025: Biopsy Press in PLA
Internal View of the Prototype (breakdown of assembly parts)
Internal View of the Prototype (breakdown of assembly parts)
Blade Handle component (in alignment with 'razor blade')
Blade Handle component (in alignment with 'razor blade')

Files

Contact Information

Team Members

  • Ruhi Nagarkatte - Team Leader
  • Ella Lang - Communicator
  • Gianna Inga - BSAC
  • Simon Nam - BWIG
  • Sarah Raubenstine - BPAG
  • Grace Spiegelhoff

Advisor and Client

  • Prof. Tracy Jane Puccinelli - Advisor
  • Dr. Angela Gibson - Client
  • Ms. Bailey Donahue - Alternate Contact
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