Medical Device Prototyping
Medical Device Prototyping - Related Videos
10:43
Rapid and Low-cost Prototyping of Medical Devices Using 3D Printed Molds for Liquid Injection Molding
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Cited by 34 •
2014
We have devised a method for low-cost and rapid prototyping of liquid elastomer rubber injection molded devices by using fused deposition modeling 3D printers for mold design and a modified desiccator as a liquid injection system.
10:43
High-throughput Identification of Bacteria Repellent Polymers for Medical Devices
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Cited by 2 •
2016
A high-throughput microarray method for the identification of polymers which reduce bacterial surface binding on medical devices is described.
13:59
Reduced-gravity Environment Hardware Demonstrations of a Prototype Miniaturized Flow Cytometer and Companion Microfluidic Mixing Technology
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Cited by 9 •
2014
Spaceflight blood diagnostics need innovation. Few demonstrations have been published illustrating in-flight, reduced-gravity health diagnostic technology. Here we present a method for construction and operation of a parabolic flight test rig for a prototype point-of-care flow-cytometry design, with components and preparation strategies adaptable to other setups.
07:51
High Throughput Microfluidic Rapid and Low Cost Prototyping Packaging Methods
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2013
In this article we describe different techniques for microfluidic rapid prototyping platforms. The proposed techniques are based on ultraviolet (UV) sensitive and temperature curing epoxies, polydimethylsiloxane (PDMS) based tubing, wire-bonding, and anisotropic adhesive films. The assembling procedures presented are developed for both one-time use devices as well as reusable microfluidic systems.
01:24
Concepts and Prototypes
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2025
The human nervous system handles vast amounts of information by translating sensory stimuli into neural impulses, which the brain processes, creating thoughts expressed through language or stored as memories. The brain also synthesizes information from emotions and memories, which significantly influence thoughts and behaviors. This intricate process creates a comprehensive mental picture. The brain organizes this information using concepts, which are mental categories grouping linguistic data,...
FAQs
Engineers begin by translating clinical needs into specifications that guide design decisions. These specifications connect what clinicians and patients require with defined prototype characteristics, helping teams assess whether a preliminary design addresses its intended purpose. The process creates a shared technical basis for testing, communication, and subsequent revisions.
Iteration turns test findings into design improvements. Engineers evaluate a prototype, identify weaknesses, and revise the design before producing another version. Repeated cycles can expose problems that are not apparent during initial design, improving performance, usability, safety, manufacturability, and alignment with healthcare requirements before later development stages.
These methods support different parts of prototype development. Computer-aided design helps engineers develop the device design, while additive manufacturing and machining provide physical versions for evaluation. Electronics integration supports prototypes that require electronic functions. Using these approaches allows teams to create prototypes suitable for functional and usability testing.
A device may perform its intended function yet still create problems through poor ergonomics, difficult manufacturing, inadequate safety, or regulatory noncompliance. Evaluating these areas together gives engineers a broader view of development risk. The resulting findings guide revisions toward devices that are more reliable and better suited to patient and healthcare needs.
The workflow begins with clinical needs and their translation into specifications. Engineers then design and build a preliminary version using suitable development methods, followed by functional and usability testing. Test results reveal design problems, which guide revisions and additional prototype cycles before clinical evaluation or production is considered.
Testing should examine functional performance and usability, along with ergonomics, safety, manufacturability, and regulatory compliance. These dimensions address whether the device works, can be used appropriately, can be produced, and meets relevant requirements. Considering them together helps teams identify problems early, before clinical evaluation or production.
The approach supports development of devices intended for diagnosis, monitoring, prevention, or treatment. Its value differs with the clinical purpose, but each application requires testing against the needs of patients and healthcare settings. Prototype evaluation helps teams refine the design before moving toward clinical evaluation or eventual production.
A physical or functional prototype gives engineers, clinicians, and manufacturers a concrete basis for discussing requirements and identifying problems. It helps translate clinical expectations into engineering changes while making manufacturing concerns visible during development. This shared reference improves communication and supports revisions that reduce risk before later evaluation or production.