University of Minnesota

Vision-based robot for contamination-free tissue sampling in greenhouses

Technology
Conceptual
University

An innovative quadruped robot dog equipped with a vision-based system for precise, contamination-free tissue sampling in greenhouses. It uses tape-guided navigation, QR code detection, and laser cutting for efficient and cost-effective operation.

Overview

This cutting-edge quadruped robot dog is designed for automated, contamination-free tissue sampling in greenhouse environments. Leveraging advanced vision-based technology, the robot integrates tape-guided navigation and QR code detection for precise localization and sampling of plant tissues. The use of a low-level laser ensures that tissue samples are cut without contamination, preserving original DNA strands.

Technical specifications

Key features:

  • Quadruped robot dog: Provides a versatile platform for automatic tissue sampling
  • Tape-guided navigation: Ensures cost-effective and reliable movement in controlled environments
  • Robotic vision system: Utilizes QR code and leaf object detection for easy plant localization
  • Laser cutting technology: Offers contamination-free tissue cutting while maintaining DNA integrity
  • Micro cylinder and x-y gantry: Facilitates precise sample detachment and collection into a 96-well plate
Technology readiness level

The technology is currently at TRL 3, with ongoing development, calibration, and testing in greenhouse settings. Future plans include further validation at the University of Minnesota and commercial greenhouses to enhance adaptability and efficiency in diverse environments.


About University of Minnesota

The University of Minnesota is a flagship, comprehensive public research university spanning multiple campuses, with a large research enterprise and clinical integration. Industry engages through co-located labs on the Twin Cities campuses, access to an academic health system for clinical translation, and pilot and field-testing facilities that speed scale-up. A statewide extension network and outreach centers provide real-world sites and data partnerships across Minnesota, while proximity to a dense medtech and Fortune 500 corridor enables frequent collaboration. Research is supported by competitive federal funding, including NIH, NSF, DOE, USDA, and DoD. A dedicated technology transfer office manages IP, licensing, sponsored research agreements, and startup incubation to speed commercialization.

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