Topics

Health, Medicine, & Biotechnology

Briefs : Medical
Hydrofocusing Bioreactor Produces Anti-Cancer Alkaloids

A methodology for growing three-dimensional plant tissue models in a hydrodynamic focusing bioreactor (HFB) has been developed. The methodology is expected to be widely applicable, both on Earth and in outer space, as a means of growing plant cells and aggregates thereof under controlled...

Briefs : Medical
A Miniaturized Video System for Monitoring Drosophila Behavior

Long-term spaceflight may induce a variety of harmful effects in astronauts, resulting in altered motor and cognitive behavior. The stresses experienced by humans in space — most significantly weightlessness (microgravity) and cosmic radiation — are difficult to accurately...

Briefs : Medical
Biomedical Textile Material Selection and Performance Considerations in Device Design

Biomedical textile structures incorporate a wide array of biocompatible materials, including advanced polymers and metals in a range of sizes and thicknesses with varying material characteristics and performance properties. Promising substrates, now in...

Briefs : Medical
SCAFTEX® Non-Woven Bio-Textile for Implantable Devices

Classic tissue engineering utilizes absorbable non-woven biomedical textiles from a variety of fibers to aid in cell growth and proliferation, and medical device companies rely on these materials for implantable devices that must degrade over time. Non-woven bio-textiles such as SCAFTEX®...

Briefs : Medical
Stereotactic System for Localizing Intracranial Targets

The CRW® stereotactic system, first released in 1988, was recently updated to focus on decreasing the steps to assemble the system while maintaining ±0.5 mm accuracy. This multi-purpose system is useful for localizing intracranial targets for precisely directing instruments. It is...

Briefs : Medical
CyberKnife® Robotic Radiosurgery System Offers Precise, Customizable Care

In the field of radiation oncology, the CyberKnife® Robotic Radiosurgery System is capable of delivering high doses of radiation with submillimeter accuracy anywhere in the body. The newest addition to the CyberKnife® product line, the CyberKnife® VSITM System,...

Briefs : Medical
3D Constrained Surface Controller for Medical Imaging

To make diagnoses from imaging technologies such as computerized tomography (CT) and magnetic resonance imaging (MRI), radiologists use 2D image planes that slice through these data at a variety of angles to obtain the most clinically informative view. However, current approaches used to...

Briefs : Photonics/Optics
Microwave Tissue Soldering for Immediate Wound Closure

A novel approach for the immediate sealing of traumatic wounds is under development. A portable microwave generator and handheld antenna are used to seal wounds, binding the edges of the wound together using a biodegradable protein sealant or “solder.” This method could be used for...

Briefs : Medical
Positioning Technology for Digital Displays on Mobile Medical Equipment

As hospitals and surgical centers add more portable medical equipment, the precision and positioning of digital displays become critical to staff efficiency, comfort, and health. Dispensing quality healthcare depends on providers having easy access to the right tools and...

Briefs : Medical
Implantable Contact System for Medical Pulse Generation Devices

An integrated seal and electrical contact system for medical implantable pulse generators (IPGs) has been engineered to help large and small OEMs accelerate the development process, reduce device volume, and improve functionality.

Briefs : Medical
Dynamic Optical Phantom of a Living Body and Method for Producing It

An optical phantom enables dynamic changes in the physiological state of muscles, the brain, and blood flow to be measured. The medical diagnostic and treatment equipment that utilizes light is usually applied in order to establish the location of diseased tissue regions,...

Briefs : Medical
Self-Assembling Hydrophobin Useful for Coating Surfaces

This technology provides isolated polynucleotides comprising a nucleotide sequence encoding a mature thermophillic hydrophobin polypeptide suitable for a recombinant DNA technology production process. This compound self-assembles at interfaces and is applicable to a broad variety of...

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
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 : 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 : Medical
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
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 : Imaging
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 : Imaging
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 : Imaging
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 : 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...

Articles : Medical
2010 Create the Future Design Contest Medical Category Winner

(Winner of an HP Workstation)

IDEA Enhanced Pulse Oximetry

Rodrigo Teixeira, Alton Reich, and Stephen Malin

Huntsville, AL

Stroke volume, or how much volume of blood the heart pumps with each beat, demonstrates the organ’s efficiency...

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 : 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 : Mechanical & Fluid Systems
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.

Briefs : 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 : Medical
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 : 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...

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