Redefining Kidney Stone Removal

Founded by urologists frustrated with existing tools.


Complete Stone Removal

MagStone coats kidney stone fragments with magnetic polymer to simplify stone removal, delivering complete stone removal with fewer passes, faster procedures, and less trauma.

Streamlined Performance

MagStone offers complete stone fragment removal for any size stone and integrates seamlessly with existing workflows and equipment.

Equalizes Surgery

MagStone’s innovative approach unlocks better outcomes for every patient.


Our Team

Kunj Sheth, MD

Founder, Chief Executive Officer

Daniel Massana, PhD

Founder, Director of R&D

Eric Johnson, MS

Principal Engineer

Jessie Ge, MD

Founder, Director of Regulatory Strategy (Consulting)

Joseph Liao, MD

Founder, Director of Clinical (Consulting)


Our Advisors

Andrew Cleeland

CEO, Fogarty Innovation

Mike Kujak

CEO, Francis Medical

Shan Wang, PhD

Stanford University

Simon Conti, MD

Stanford University


Maguro Surgical, Inc.

2495 Hospital Dr., Ste 300

Mountain View, CA 94040

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