January 2010

According to the National Institutes of Health (NIH), more than 700,000 people in the U.S. suffer a stroke each year, and approximately two-thirds of these individuals survive...

For over 50 years, silicones have been used extensively in the design and manufacture of medical devices intended for short- and long-term human implantation. Silicone’s...

Products: Manufacturing & Prototyping
Spin Welding

Veridiam Medical (San Diego, CA) provides spin welding that allows plastic components to be cleanly and permanently attached to metal assemblies, using heat generated from rotational friction. This facilitates the completion of...

Products: Materials
LED-Curable Adhesive

The 1020-M Ultra Light- Weld® from Dymax (Torrington, CT) is a tack-free, LED-curable adhesive designed for rapid bonding of plastics typically used in the manufacture of medical devices. It is formulated for on-demand...

Products: Manufacturing & Prototyping
Connector/Cable Systems

Plastics One (Roanoke, VA) custom designs, molds, and assembles medical connector/cable systems for applications in areas such as body-worn diagnostic testing and monitoring components. Standard connector component products also are available.

Products: Motion Control
Linear Actuator

HaydonKerk Motion Solutions™ (Waterbury, CT) has introduced the MotoDrive™ PDE integrated linear actuator and electronic drive, available in size 17 single or double stack. It is designed to operate with optically...

Products: Robotics, Automation & Control
CT X-Ray System

North Star Imaging (Rogers, MN) offers the ImagiX compact computed tomography (CT) X-ray system, designed for the scanning of small items sized from 0.02" to 6". It can also be used for digital X-ray inspection. The...

Products: Medical
Dynamic Test Instruments

Instron (Norwood, MA) has released the ElectroPuls E10000 and E10000 Linear-Torsion allelectric dynamic test instruments capable of running slow-speed static tests through to highfrequency dynamic tests at over 100 Hz. Tests include evaluation of tensile strength of soft tissues and fracture mechanics. They feature no...

Products: Mechanical & Fluid Systems
Miniature Coils

Medical Precision Windings, a division of Classic Coil (Bristol, CT), offers MicroCoil coils for medical applications. They have an outside diameter as small as .012" and an inner diameter of .005". They can be wound with...

Products: Mechanical & Fluid Systems
Ball Screws

Small-diameter ball screws from Nook Industries (Cleve land, OH) are designed for smaller-footprint medical applications. Screw diameters range from 6 mm to 12 mm, and they feature standard leads from 1 mm to 6 mm. They feature a...

Products: Manufacturing & Prototyping
Metal Microtubing

RepExact (Gastonia, NC) offers thin-wall metal microtubing for medical applications, including specialty tubes, stents, and instrumentation. Materials offered include stainless, titanium, nitinol, and other common...

Products: Mechanical & Fluid Systems
Push-Pull Connector

The REDEL 1P connector from LEMO USA (Rohnert Park, CA) is lightweight, and EtO and gamma sterilizable. It is available in 2 to 14 contacts in a variety of colors for easy identification. It features golden contacts and...

Products: Motion Control
Pump Module

IDEX Health & Science (Oak Harbor, WA) has introduced a controlled delivery module (CDM) that provides precise liquid flow control through feedback from an integrated flow sensor. It can be integrated into an equipment manufacturer’s instrument. It has been applied to applications ranging from mass spectrometry calibration to in...

Products: Motion Control
Linear Stepper Motors

Johnson Electric (Vandalia, OH) offers Saia® UAL Series linear stepper motors that deliver constant positioning force of up to 30 N over the full travel distance of up to 15 mm, at speeds up to 4.16 mm/sec at 200 Hz....

Products: Medical
Digital Computer Microscope

The speckFINDER HD from Dazor (St. Louis, MO) is a digital computer microscope designed with a flat panel digital display for training, instructing, or supervising. With three USB outputs and a video output, users can output files to a Flash drive or project live images to an overhead screen. The high-resolution,...

Products: Motion Control
Vortex Mixers

Vortex mixers from Jeio Tech (Woburn, MA) feature three kinds of mode operation by two-mode key (touch, continuous, and high-continuous) and a BLDC motor. They have a wide ad justable speed range up to 3,000 rpm, measure 6.06...

Briefs: Medical
Edge Phantom Measures Sharpness of X-Ray Detectors

Digital radiography makes use of Xray detectors that yield a radiographic image of the object or patient between the X-ray source and the detector. Tools have been developed to assess the image quality characteristics of radiation images. One tool is an edge phantom, placed between source and...

Briefs: Medical
Paracellular Drug Delivery Through Baker’s Yeast Microcapsules

Oral mucosal drug delivery is an alternative method of systemic drug delivery that offers several advantages over both injectable and enteral methods. Since the oral mucosa is highly vascularised, drugs that are absorbed through the oral mucosa directly enter the systemic...

Briefs: Medical
Vibrating Quartz Sensor Characterizes Liquid Samples

A novel analytical technology characterizes liquids for healthcare applications. As a drop of liquid evaporates on a vibrating quartz sensor, it undergoes distinctive phase changes representing the unique chemical and physical characteristics of the sample. This unique “fingerprint”...

A concept for a magnetic resonance imaging (MRI) system that would utilize a relatively weak magnetic field provides for several design features that differ significantly from the...

An apparatus being developed for electron paramagnetic resonance (EPR) imaging operates in the resonance- frequency range of about 1 to 2 MHz — well below the microwave frequencies used...

Briefs: Medical
A Constant-Force Resistive Exercise Unit

A constant-force resistive exercise unit (CFREU) has been invented for use in both normal gravitational and microgravitational environments. In comparison with a typical conventional exercise machine, this CFREU weighs less and is less bulky: Whereas weight plates and associated bulky supporting...

Briefs: Medical
Fluorogenic Cell-Based Biosensors for Monitoring Microbes

Fluorogenic cell-based sensor systems for detecting microbes (especially pathogenic ones) and some toxins and allergens are undergoing development. These systems harness the natural signal-transduction and amplification cascades that occur in mast cells upon activation with antigens....

Briefs: Medical
An Alternative Approach to Combination Vaccines

As the number of investigational and approved vaccines continues to increase, the frequency of vaccinations will soon reach a practical limit. The development of combination vaccines is a common practice that addresses the concern of repeated visits to the clinic by reducing the total number of...

Briefs: Medical
GUI To Facilitate Research on Biological Damage From Radiation

A graphical-user-interface (GUI) computer program has been developed to facilitate research on the damage caused by highly energetic particles and photons impinging on living organisms. The program brings together, into one computational workspace, computer codes that have been...

Briefs: Imaging
On-Demand Urine Analyzer

A lab-on-a-chip was developed that is capable of extracting biochemical indicators from urine samples and generating their surface-enhanced Raman spectra (SERS) so that the indicators can be quantified and identified. The development was motivated by the need to monitor and assess the effects of extended weightlessness,...

Briefs: Materials
Advanced Liquid-Cooling Garment Using Highly Thermally Conductive Sheets

This design of the liquid-cooling garment for NASA spacesuits allows the suit to remove metabolic heat from the human body more effectively, thereby increasing comfort and performance while reducing system mass. The garment is also more flexible, with fewer restrictions on...

Many technologies have been proposed for treating epileptic seizures, with the ultimate goal being implantation of stimulators or drug infusion devices in the brain to abort seizures before clinical...

Briefs: Medical
More-Realistic Digital Modeling of a Human Body

A MATLAB computer program has been written to enable improved (relative to an older program) modeling of a human body for purposes of designing space suits and other hardware with which an astronaut must interact. The older program implements a kinematic model based on traditional anthropometric...

Mission Accomplished: Software
Hubble Software Manages Hospital Schedules

In 1985, a team of engineers at the Space Telescope Science Institute in Baltimore began developing software to manage various tasks for the Hubble Space Telescope. In the early phases of...

For decades, NASA has been using advanced cameras to create images of the universe never before seen and then transmit these pictures back to Earth, where scientists then ask themselves,...

As part of an internship in NASA’s Space Biology Program, Mary M. Yang had the opportunity to work in NASA’s Mission Control Center and see the first close-up images of Saturn being...

By mid-1963, American astronauts had visited space on six different occasions, all as part of NASA’s first human space flight program, the Mercury Program. During the final Mercury...

Mission Accomplished: Medical
Discovering New Drugs on the Cellular Level

As a potential source of food for long-duration space missions, space-grown plants could give astronauts an important psychological boost, as fresh vegetables could serve as a welcomed change from reconstituted foods in plastic bags. Even more, these plants could likely aid in the recycling of air and...

News: Medical
Mucus-Penetrating Medication

Johns Hopkins University researchers have developed biodegradable nanosized particles that can bypass the body's mucus secretions to deliver a sustained-release medication cargo. The nanoparticles, which degrade over time into harmless components, could someday be used to carry life-saving drugs to individuals...

News: Photonics/Optics
On The Cutting Edge

Ophthalmic surgeons at Lackland Air Force Base in Texas are the first in the Defense Department to employ a state-of-the-art laser that will shorten recovery times for corneal transplantation. They are using a femtosecond laser to dissect human cornea tissue for cornea transplants or refractive surgery.

News: Medical
Lab Chip Simulates Heart Muscle

Johns Hopkins University biomedical engineers, working with colleagues at Seoul National Laboratory in Korea, have produced a laboratory chip with nanoscopic grooves and ridges capable of growing cardiac tissue that more closely resembles natural heart muscle. The scientists say this chip could be used to design...

News: Medical
Robot Speeds Vascetomy Removal

University of Florida urologists have used robot-assisted surgery to cut about 20 minutes off the average surgery time for conventional vasectomy reversal using a microscope.

News: Medical
Techs of the Week

A small tethered endoscope provides dramatic cost reduction. Because of its tether, the body of the endoscope does not have to contain batteries, memory, or processing electronics, as do the much larger camera pills. The size of the camera and lens determines the size of the unit.

News: Sensors/Data Acquisition
Super Sensor

University of Florida engineers have designed and tested versions of a sensor that can diagnose and treat a variety of diseases, for example, by monitoring diabetics' glucose levels via their breath or detecting possible indicators of breast cancer in saliva. The sensor can be mass-produced inexpensively with technology currently...

Ask the Expert

Dan Sanchez on How to Improve Extruded Components

Improving extruded components requires careful attention to a number of factors, including dimensional tolerance, material selection, and processing. Trelleborg’s Dan Sanchez provides detailed insights into each of these considerations to help you advance your device innovations while reducing costs and speeding time to market.

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