Tech Briefs

Briefs : Medical
On-Command Force and Torque Impeding Devices (OC-FTID) Using ERF

Various machines have been developed to address the need for countermeasures of bone and muscle deterioration when humans operate over extended time in space. Even though these machines are in use, each of them has many limitations that need to be addressed in an effort to prepare...

Briefs : Materials
Aluminum Anodizing Technology for Reusable Medical Equipment
Aluminum Anodizing Technology for Reusable Medical Equipment

Aluminum outperforms other materials to become an ideal choice for manufacturing of medical instruments, equipment, and devices mainly due to its intrinsic sustainable qualities....

Aluminum Anodizing Technology for Reusable Medical Equipment
Briefs : Medical
The FDA’s UDI Rule is Final: What’s Next?

The U.S. Food and Drug Administration (FDA) published the final rule for the unique device identification system (UDI) during the UDI Conference in Baltimore, MD, and released it on September 24, 2013. This much anticipated rule will provide a consistent way to identify medical devices and ensure...

Briefs : Photonics/Optics
Plastic Optic Fiber—An Evolving Technology

Plastic Optic Fiber (POF) is an established, continually evolving technology available since the early 1980s. From the outset, it was a technology not highly visible for years. At times, it was utilized as a media product within another product, attached to a variety of opto-couplers or light sources....

Briefs : Medical
Cryogenic Grinding for Mechanical Abrasion for Hardy Endospores

A comparative analysis was carried out between an emerging cryogenic grinding method and a conventional wetchemistry/ bead-beating endospore disruption approach. After extensive trial and error, it was determined that a regimen of three cryogenic grinding cycles of 2 minutes each...

Briefs : Medical
Simplified IV Drip Design Takes NIH Top Prize

A simple design for a new type of intravenous drip for use with children that took a team of student from Rice University, Houston, TX, two years to evolve took the top prize in the National Institutes of Health’s Biomedical Undergraduate Teams competition. The award-winning IV DRIP (Dehydration...

Briefs : Medical
Electron Beam Writer Enables Microfabrication

The new electron beam writer housed in the cleanroom facility at the Qualcomm Institute, previously the UCSD division of the California Institute of Telecommunications and Information Technology, is important for two major areas of research by Shadi Dayeh, PhD, an electrical and computer engineering...

Briefs : Medical
Enabling Microliquid Chromatography by Microbead Packing of Microchannels

The microbead packing is the critical element required in the success of onchip microfabrication of critical microfluidic components for in-situ analysis and detection of chiral amino acids. In order for microliquid chromatography to occur, there must be a stationary phase...

Briefs : Medical
Heart Pump with Behind-the-Ear Power Connector
Heart Pump with Behind-the-Ear Power Connector

Cardiac surgeons and cardiologists at the University of Maryland Heart Center are part of a multi-center clinical trial evaluating the efficacy of powering heart pumps through a skull-based...

Heart Pump with Behind-the-Ear Power Connector
Briefs : Materials
Sterilization of Bioresorbable Polymers

Bioresorbable polymers for medical devices encompass a broad class of materials with two of the more common materials being poly(L-lactic acid) and poly(lactic-co-glycolic acid). Some terminal sterilization processes may result in changes in materials properties, thereby significantly impacting the...

Briefs : Photonics/Optics
Laser Marking for ID and Traceability Within the Medical Industry

The use of lasers to mark surgical instruments has become of greater significance, however, the parameters used in these applications are not always fully appreciated. The medical industry, in particular, has utilized laser technology primarily to mark, weld, and cut medical...

Briefs : Medical
Wireless Body Area Networks for Health Monitoring

Faculty in the departments of electrical and computer engineering are leading research in mHealth at The University of Alabama in Huntsville. mHealth capitalizes on what Dr. Emil Jovanov, associate dean for graduate education and research in the College of Engineering, calls “major...

Briefs : Imaging
Visual Image Sensor Organ Replacement

This innovation is a system that augments human vision through a technique called “Sensing Super-position” using a Visual Instrument Sensory Organ Replacement (VISOR) device. The VISOR device translates visual and other sensors (i.e., thermal) into sounds to enable very difficult sensing tasks.

Briefs : Medical
Humanlike Articulated Robotic Headform for Respirator Fit Testing

The testing of individual respiratory protection (IRP) devices is now accomplished with panels of human wearers. Historical attempts to simulate the human face and head have been unsuccessful for a variety of reasons that include imprecision in reproduction of facial dimensions...

Briefs : Medical
100 Percent Solids: Superior Adhesive Technology for the Medical Industry

In the medical industry, adhesives play a crucial role in applications ranging from diagnostics and device assembly to transdermal and wound care. There are varying methods by which an adhesive can be coated onto a substrate, but solvent coating has dominated in the...

Briefs : Robotics, Automation & Control
Integrating Force Sensors into Robotic Surgery
Integrating Force Sensors into Robotic Surgery

Due to advances in electronics and technology, robotic surgery has become increasingly popular. Surgeons no longer have to operate directly on a patient, but instead can control a robot to carry...

Integrating Force Sensors into Robotic Surgery
Briefs : Software
Addressing Compliance Mandates with Product Lifecycle Management

Regulations from the FDA impact every step of the medical device lifecycle from properly classifying a device and developing a regulatory strategy, to preparing FDA submissions. So, just how are successful medical device manufacturers cost effectively achieving compliance while, at...

Briefs : Medical
Improving Single-Patient-Use Model with Disposable Blood Pressure Cuff

Each year, hospital-acquired infections cost hospitals approximately $5 billion in the United States, according to a report in the American Journal of Infection Control. Reducing infection spread helps hospitals avoid these costs and improve patient safety. To help reduce...

Briefs : Electronics & Computers
Automating a Bottling Plant for Reaction Vessels
Automating a Bottling Plant for Reaction Vessels

Tasked with the design and build of a fully automated in vitro diagnostics (IVD) bottling plant, an engineering firm specializing in the development of analytical medical equipment found...

Automating a Bottling Plant for Reaction Vessels
Briefs : Medical
Intravenous Fluid Generation System

The ability to stabilize and treat patients on exploration missions will depend on access to needed consumables. Intravenous (IV) fluids have been identified as required consumables. A review of the Space Medicine Exploration Medical Condition List (SMEMCL) lists over 400 medical conditions that could present...

Briefs : Medical
The Next Generation of Cold Immersion Dry Suit Design Evolution for Hypothermia Prevention

A body at sea is vulnerable to hypothermia, which often leads to loss of life. Hypothermia is caused by the differences between the core body temperature and the surrounding air and seawater temperatures. The greater the differences between the body core...

Briefs : Medical
Key Considerations for Integrating Wireless Technology in Medical Devices

Wireless technology increases the effectiveness of countless every day functions. While some simply are about the convenience factor, like being able to quickly transmit patient records from one hospital to another via email, others have the power to be lifesaving. Medical...

Briefs : Manufacturing & Prototyping
Fifty Years of Small Diameter High Quality Precision Tube Technology

Over the past fifty years, thin wall small diameter precision metal tubing has undergone quite a transformation. From its use in the mid-1960s as pointers for analog meters, tubes have become essential components in the most cutting edge medical devices. To make that...

Briefs : Photonics/Optics
Choosing Chiller Pumps to Cool Medical Lasers

Laser systems continue to grow in application use throughout the medical industry. Applications for laser systems include diagnostic analysis systems, DNA sequencing systems, dental cleaning and surgery, skin care, eye surgery, tattoo removal, and much more. These systems commonly require cooling of...

Briefs : Medical
Hand-Based Biometric Analysis

Hand-based biometric analysis systems and techniques provide robust hand-based identification and verification. An image of a hand is obtained, which is then segmented into a palm region and separate finger regions. Acquisition of the image is performed without requiring particular orientation or placement...

Briefs : Imaging
Micro-Endoscope as Thin as a Human Hair

Engineers at Stanford University have developed and demonstrated a prototype single-fiber endoscope that, they say, quadruples the resolution over existing designs, which might lead to the development of needle-thin, minimally invasive endoscopes able to view features out of reach of today’s...

Briefs : Nanotechnology
New Material Enables Improved Ultrasound

Ultrasound technology could soon be improved to produce high-quality, high-resolution images, thanks to the development of a new key material by a team of researchers in the Department of Biomedical Engineering at Texas A&M University, College Station.

Briefs : Medical
Functional Near-Infrared Spectroscopy Signals Measure Neuronal Activity in the Cortex

Functional near infrared spectroscopy (fNIRS) is an emerging optical neuroimaging technology that indirectly measures neuronal activity in the cortex via neurovascular coupling. It quantifies hemoglobin concentration ([Hb]) and thus measures the same...

Briefs : Photonics/Optics
Using CT Scanning to Test/Inspect Medical Devices in the Design or Production Phase

The rapid advance of medical technology has created a growing need for ever more precise technologies to measure and inspect medical components. One of the most accurate scanning technologies, and one whose use is growing in the medical equipment community, is CT...

Briefs : Mechanical & Fluid Systems
Force Feedback Modulated Joint Control for Prosthetic Ankle

Human gait is an infinitely variable and complex feedback system to maximize efficiency and stability in movement. Typical prosthetic technology utilizes fixed springs to maximize energy return but do nothing to adapt to the variable environment experienced by users. The Magellan...

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