Polymers In Low-Resource Biomedical Innovation: Maker Labs, DIY Devices and Ethics

Abstract

The low-cost biomedical devices have been prototyped and sometimes put into practice by maker laboratories and community "DIY" (Do-It-Yourself maker) innovators due to the fast-growing availability of polymer-based fabrication (desktop 3D printing, laser cutting, and simple molding). Nowadays, polymers such as PLA, PETG, TPU, and PEEK are used in a wide range of applications, including surgical guides and anatomical models, as well as assistive technology and diagnostic housings. Such innovations based on makers can be used to save money, localize supply chains, and accelerate iteration, especially in limited-resource settings. The transition to clinical utilization raises critical technical, safety, legal, and ethical issues, such as the material biocompatibility and sterilization limits, mechanical dependability, quality control and traceability, patient safety, informed consent, equity and potential legal loopholes. The paper provides an overview of the technical properties of regular polymers in maker spaces, charts the terrain of self-managed biomedical practice, outlines regulatory models relevant to additive manufacturing, and offers a series of effective and ethical advice for makers, clinicians, and policymakers on responsibly applying polymer-based technologies to low-resource healthcare. Setting up minimal material/testing checklists, between makers and clinics relations, local ethical reviews of deployments by do-it-yourself makers, and pathway templates resembling outputs of makers resembling existing regulatory standards are among the key suggestions. (PMC)