Lyfstone AS is a med-tech company developing informative and functional biomarkers for the orthopaedic market.

Our mission is to provide orthopaedic health care professionals with diagnostic tools to make better decisions and to deliver the best patient care.

We offer an easy, fast and quantitative Point of Care test (POCT) for Calprotectin in Synovial Fluid. The POCT is designed to give results within 15 minutes, and will aid in identifying the risk of prosthetic joint infection. For more information contact info@lyfstone.com

Lyfstone® Calprotectin for Synovial Fluid has been developed in close collaboration with Calpro AS, a Norwegian company with more than 20 years of experience in providing high quality products and solutions for Calprotectin analysis in faeces, plasma/serum samples, enabling a variety of important diagnostic insights, including the assessment of IBD and rheumatic diseases and distinguishing bacterial from viral infections.

Calpro AS is the legal manufacturer of Lyfstone® Calprotectin for Synovial Fluid.

Get in touch

Lyfstone main office

SIVA Innovasjonssenter 9294 Tromsø, Norway


Lyfstone AS PB 6430 9294 Tromsø, Norway


Email: post@lyfstone.com Phone: +31 6531 61 102

Manufactured by:

Calpro AS

Arnstein Arnebergs vei 30 N-1366 Lysaker, Norway




Email: mail@calpro.no Phone: +47 40 00 42 79

Our Team

Hans Bloemendal


General Management, Strategy, Commercialization, Financing
Finn Olav R. Elde

Chairman (EU)

Strategy, Legal, M&A
Bente Pettersen


Finance, accounting, compliance
Jonathan L. Schaffer

Medical Consultant (USA)*

Program Director, Advanced Operative Tech Group, Ortho Arthroplasty Surgeon, Cleveland Clinic; entrepreneur
Jarle Mikalsen


Science and technology, product formulation, regulatory compliance
Stein Lian


Technology, Intellectual Property, Industry relations, Business Development
Marc Penn


Diagnostic and clinical development, commercialization and exits
RK Khosla

Finance & Strategy consultant

Finance and compliance
Dirk van Hoegaerden


Sales, Europe and RoW, distributor management
Anders Einung Hansen


Quality assurance, system and product development
Eric Bendiksen


Product development and documentation, Production management
Stefan Pickartz


Sales & Business Development Germany and Austria
Frans van Andel


Market Access, Pricing and Reimbursement
Thijs Bloemendal


Digital marketing EU
Gunnar Knutsen

Medical Consultant

Digital marketing EU
*To be approved by CCF