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Author: Thor Rollins



Thor Rollins is a certified microbiologist and specializes in the selection and conduct of in vitro and in vivo biocompatibility tests. He actively speaks on biocompatibility related topics through Nelson Labs’ external seminars, webinars, and tradeshows.


August 8, 2019

Choosing Colorants for Medical Devices

Colorants are often added to the substrates and material components of medical devices with the primary intent of improving the usability of the devices. For instance, color coding can assist users in matching devices or sizes together when multiple options...

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November 30, 2018

EO Residue Levels in Medical Devices: Best Practices for Demonstrating Compliance with ISO 10993-7

Sterilizing medical devices via ethylene oxide gas is an effective and common practice within the industry. EO gas is active at a relatively low temperature compared to other methods, such as steam, and it is compatible with plastics, polymers, and...

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November 27, 2018

Become Compliant with MDR as Soon as Possible

Medical devices marketed in the European Union are required to comply with a set of medical device directives called the “medical devices regulation” or MDR for their Conformité Européenne (CE) marking and marketing in Europe. Over the past decades, the...

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March 30, 2018

Passing the test: Why patient safety is paramount

Medical plastics permeate the medical device industry with a remarkable diversity of application. They seem to be everywhere in healthcare: from protective barriers and low-risk device components (eg. instrument housings and handles) to devices of the highest potential risk (eg....

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May 18, 2017

Is Your Biocompatibility Program on the Edge?

Regulatory changes in both Europe and the U.S. have created uncertainty among device makers. Read Full Story

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