Tech Briefs

Briefs : Software
Advanced Data Analysis for Resistance Weld Monitoring

Medical device manufacturers are experiencing an ever-increasing emphasis on process accountability. ADAM (Advanced Data Analysis Monitor) is a technology developed for resistance welding that gives manufacturers the information they need to support process development and production...

Briefs : Electronics & Computers
GigE-Vision®-Compliant Receivers for the Networked Operating Room

When vision system integrators are designing systems for hospital operating rooms, they have a number of technologies to choose from. The video interfacing technology with which the system will transmit imaging data to PCs or other system elements has traditionally been limited...

Briefs : Medical
Preserving Phase for Bionic Implants by Rearranging a Signal’s Components

Any signal can be decomposed into components of sinusoids. This pioneer technique expands the theory of interchangeability of phase and a shift of time (or a shift of another variable). It faithfully preserves phase information by mathematically rearranging the...

Briefs : Materials
Thermographic Printing Using Organic Silver Salts

The materials presented allow the writing on a single sheet of these materials without ink, but only by heat, thereby revealing a black and white image. This process is called thermographic writing or printing.

Briefs : Medical
Retractor System for Abdominal Surgery

Adjusting abdominal clamps to open up a larger operating field during surgery typically requires the use of two hands: one hand to unscrew the clamp, and the other hand to pull the clamp to increase the operating field. Furthermore, one hand has to retain the clamp in position while the other is used to...

Briefs : Medical
Repeatable, Low-Cost UV Assembly of Biosensors

A biosensor is an analytical device that converts a biological response into an electrical signal. It is increasingly being used as a cost-effective diagnostic tool that offers the capability to render efficient, easy-to-use, and accurate diagnosis. While technological advances in biosensors are...

Briefs : Medical
Tethered Endoscope for Photographing the Esophagus

Conventional endoscopes are the “gold standard” for investigating and evaluating mucosal disease of the esophagus. Free-swimming camera pills are large because they must carry camera, batteries, memory, illumination, and some level of image processing power on board. A typical camera pill...

Briefs : Medical
Isolation of the 'Paenibacillus phoenicis', a Spore-Forming Bacterium

A microorganism was isolated from the surfaces of the cleanroom facility in which the Phoenix lander was assembled. The isolated bacterial strain was subjected to a comprehensive polyphasic analysis to characterize its taxonomic position. Both phenotypic and phylogenetic...

Briefs : Medical
Cell Radiation Experiment System

The cell radiation experiment system (CRES) is a perfused-cell culture apparatus, within which cells from humans or other animals can (1) be maintained in homeostasis while (2) being exposed to ionizing radiation during controlled intervals and (3) being monitored to determine the effects of radiation and the...

Briefs : Medical
Monolithically Integrated, Mechanically Resilient Carbon-Based Probes for Scanning Probe Microscopy

Scanning probe microscopy (SPM) is an important tool for performing measurements at the nanoscale in imaging bacteria or proteins in biology, as well as in the electronics industry. An essential element of SPM is a sharp, stable tip that possesses...

Briefs : Materials
Ultra-High-Molecular-Weight Polyethylene Technology for Minimally Invasive Devices

Ultra-high-molecular-weight polyethylene (UHMWPE) has been used for decades as a biomaterial in joint replacements. Recently, this technology was refined to serve the needs of minimally invasive surgical applications, particularly cardiovascular implants. UHMWPE...

Briefs : Medical
Circulatory Assist Pump for Implantable Artificial Heart Device

When a patient’s heart disease cannot be treated, heart transplantation is required, but only a few people can receive transplants. These rare opportunities for transplantation have created a demand for artificial hearts.

Features : Medical
Ultrasonic Echo Probe With Measurement of Contact Pressure Distribution

This ultrasonic echo apparatus can measure tissue inside living bodies, non-invasively. The developed probe has a film-like piezoelectric sensor installed on the contact surface of an ordinary medical ultrasonic probe, and it can measure the contact pressure distribution...

Briefs : Materials
Modifying Polyethylene Oxide for Melt-Processability

Generally, high-molecular-weight polyethylene oxide (PEO) can present processing challenges due to its high melt viscosity and poor melt drawability; it can be difficult to form into fine-gauge film or small-diameter fibers. There is the alternative technology of solution casting, which has...

Briefs : Materials
Topical Compositions and Glove for Protection and Shielding Against Radiation Exposure

Over the past several decades, there has been a proliferation of medical diagnostic and treatment devices that involve the use of X-rays, beta rays, gamma rays, and radioactive isotopes. In addition, there has been recent concern regarding possible radiation...

Briefs : Medical
Digital Microfluidics Sample Analyzer

Three innovations address the needs of the medical world with regard to microfluidic manipulation and testing of physiological samples in ways that can benefit point-of-care needs for patients such as premature infants, for which drawing of blood for continuous tests can be life-threatening in their own...

Briefs : Medical
Process to Selectively Distinguish Viable From Non-Viable Bacterial Cells

The combination of ethidium monoazide (EMA) and post-fragmentation, randomly primed DNA amplification technologies will enhance the analytical capability to discern viable from non-viable bacterial cells in spacecraft-related samples. Intercalating agents have been widely...

Briefs : Medical
Radiation Protection Using Carbon Nanotube Derivatives

BHA and BHT are well-known food preservatives that are excellent radical scavengers. These compounds, attached to single-walled carbon nanotubes (SWNTs), could serve as excellent radical traps. The amino-BHT groups can be associated with SWNTs that have carbolyxic acid groups via acid-base...

Briefs : Medical
Orthotic Dynamically Adjusts to Changes in Foot Structure and Movement

Kinesthotic© orthotics are made to adapt to the foot by replicating, within footwear, an explicit quality of beach-sand surface dynamics on whatever surface the footwear is used. The resulting support complies with the biomechanically sound and functional supportive...

Briefs : Medical
Reusable Personal Radiation Dosimeter for Ultraviolet or Radioactive Radiation

Radiation dosimeters are important for people working with radioactive isotopes, as in analytical research laboratories, in nuclear medical applications, in medical X-ray imaging, in nuclear power-stations, or in non-destructive testing of materials by ionizing...

Briefs : Medical
High-Altitude Hydration System

Three methods are being developed for keeping water from freezing during high-altitude climbs so that mountaineers can remain hydrated. Three strategies have been developed. At the time of this reporting two needed to be tested in the field and one was conceptual.

Briefs : Medical
Eye, Ear, and Skin Scope

A handheld, digitized ophthalmo scope, otoscope, or dermoscope takes digital images and video, and transmits the images to patients’ electronic medical records and/or to physicians for remote diagnosis. The device can be used for retinal (ophthalmoscopy), ear (otoscopy), or skin (dermatoscopy) imaging.

Briefs : Photonics/Optics
Enhancing Tumor Drug Delivery by Laser-Activated Vascular Barrier Disruption

An obstacle to successful cancer drug therapy is the existence of drug delivery barriers, which result in insufficient and heterogeneous drug delivery to the tumor tissue. This drug delivery problem not only limits the clinical application of existing chemotherapeutics,...

Briefs : Medical
Fast, Quantitative Diagnostic Reader for Multiple Medical Tests

While most physicians have easy access to lab tests, those tests can be slow and expensive. Consumer versions of tests are inaccurate and have limited scope, and often involve sending a sample to a lab. Physicians, emergency rooms, EMTs, patients, visiting nurses, and caregivers may...

Briefs : Medical
Miniature Bioreactor System for Long-Term Cell Culture

A prototype miniature bioreactor system is designed to serve as a laboratory benchtop cell-culturing system that minimizes the need for relatively expensive equipment and reagents and can be operated under computer control, thereby reducing the time and effort required of human investigators...

Briefs : Medical
Fabrication and Modification of Nanoporous Silicon Particles

Silicon-based nanoporous particles as biodegradable drug carriers are advantageous in permeation, controlled release, and targeting. The use of biodegradable nanoporous silicon and silicon dioxide, with proper surface treatments, allows sustained drug release within the target site...

Briefs : Medical
Electrochemical Detection of Multiple Bioprocess Analytes

An apparatus that includes highly miniaturized thin-film electrochemical sensor array has been demonstrated as a prototype of instruments for simultaneous detection of multiple substances of interest (analytes) and measurement of acidity or alkalinity in bioprocess streams. Measurements...

Briefs : Medical
Zinc-Doped Tricalcium Phosphate Ceramic for Surgical Implants

A ceramic body consisting of the phases of tricalcium phosphate and/or hydroxyapatite provides biocompatibility with hard tissues. When such a ceramic body is implanted in a bone, direct connection is formed between the bone and the ceramic body without intervention of any fibrous...

Briefs : Medical
Micro-Electrode Visual Inspection System Utilizing Image Processing Tools

A system was devised to aid in the inspection of micro-electrode assemblies utilized in clinical lab instruments to conduct impedance measurements on living cells in a 384 bottomless well casing with the electrode layer bonded to the housing, creating the closed-cell,...

Briefs : Medical
Power-Assist Control Interface for Wheelchairs

A computer-controlled, programmable control interface allows safe, intuitive manual control for motorized wheelchairs that operate in variable terrain. The key feature of this technology is its proprietary computer program that enables an operator to manage a load as if it were light and on a smooth...

Free Product Samples

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Webcasts

On-Demand Webinars: Manufacturing & Prototyping

A Deep Dive into Metal 3D Printing

Upcoming Webinars: Test & Measurement

Solving Complex Measurement Problems with PXI

Upcoming Webinars: Photonics/Optics

NASA Discusses Advances in Photonics for Space and Commercial...

Upcoming Webinars: Robotics, Automation & Control

Using Portable Scenarios and Coverage Metrics to Ensure...

Upcoming Webinars: Robotics, Automation & Control

Impact of Autonomous and Electric Vehicles in New Product...

Upcoming Webinars: Sensors/Data Acquisition

Autonomous Vehicles Sensors: How to Ensure They Work Well and...