Reflective Optical Sensor
TT Electronics, Woking, UK, has introduced a reflective optical sensor that provides dependable edge and presence detection of reflective media under a wide range of ambient light conditions. Integrated into a 4 × 2.2 × 1.5 mm surface-mount package, the Optek Photologic® V OPB9000 is suitable for a variety of applications including portable lab and medical equipment. The CMOS logic output sensor features programmable sensitivity, output polarity, and drain select, as well as 25+ klx ambient light immunity and a wide operating temperature range. A self-calibration feature prevents the need for constant recalibration as the LED ages. Temperature compensation and automatic gain control enable the sensor to reliably function in demanding conditions. A response time of 6 μs ensures high-speed detection for time-critical applications.
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Laser Tracker System
Hexagon Manufacturing Intelligence, North Kingstown, RI, has added to its range of laser tracker systems. The Leica Absolute Tracker AT403 oilers excellent portable metrology performance as well as speed and ease of measurement. With full IP54 certification, an operating temperature range of −15° to 45 °C, and the introduction of the RapidSight aim alignment tool, the tracker provides CMM capabilities in a wide range of challenging measurement environments. Wi-Fi connectivity provides true access point functionality, enabling portability. It also supports a newly introduced continuous measurement functionality, which allows for the measurement of moving points.
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Industrial Standard Test Part
A two-piece cylindrical part from Dukane, St. Charles, IL, is designed to test various characteristics of different resins and plastic welding processes and is the newest addition to the Eastman Tritan™ Medical Toolkit. Made of Tritan copolyester, the ISTeP (Industrial Standard Test Part) has been successfully assembled using a variety of welding methods, including servo driven ultrasonic welding and a recently developed 2-m laser welding process that allows joining clear unfilled thermoplastic without the need for any absorbing additives. Its unique design facilitates performance evaluation of specific resins, joint designs, and welding methods. The ISTeP mold is designed for even filling, preventing warping and sink marks and ensuring consistent wall thickness. When the welded ISTeP comes apart during the tensile testing, the assembly will do so evenly, avoiding the so-called zipper effect.
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Valveless Waste Transfer Pump
A valveless waste transfer pump from Fluid Metering, Inc. (FMI), Syosset, NY, is designed for removal of waste fluid generated by medical diagnostic instrumentation during the process of analyzing a variety of patient fluid samples. The pump uses the company’s CeramPump® valveless piston fluid control technology. A rotating and reciprocating ceramic piston accomplishes all fluid control functions within the pump, eliminating the need for check valves that can stick, clog, and eventually fail from the suspended solids and particulates. The pump is made with sapphire-hard, dimensionally stable ceramic internal components and uses a brushless motor with a built-in driver. Flow rates can be factory calibrated from 20 to 400 mL/min. The integral compact design with a small 6 × 2 × 2 in. footprint makes it ideal for medical applications.
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Coordinate Measuring Machine
An ultracompact coordinate measuring machine from Werth Messtechnik, Giessen, Germany, offers advanced scanning capability. The Werth ScopeCheck® S Probe has a measurement range of 400 mm in the x axis, 200 mm in the y axis, and 200 mm in the z axis. The measuring machine has a granite base and does not require any compressed air supply. Precision mechanical guides and a temperature compensation system guarantee reliable measurement results, even under difficult environmental conditions. A high-precision 3D scanning probe system and rapid CNC path controls enable it to handle areas that have previously required complex coordinate measuring machines. WinWerth 8.40 3D measurement software includes functions for semiautomatic and automatic generation of scanning paths and functions that enable modifying programs.
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Laser Marking
Laser Services, Westford, MA, has expanded its capabilities with the addition of a system that allows for up to five-axis marking with frequency capabilities up to 50,000× per second. This new system marks on titanium, colored materials, and a variety of previously challenging and time-consuming surfaces. Because the new system requires less programming than previous systems, it contributes to faster turnaround of high-quality parts. The company specializes in cutting ceramic materials and a variety of other PCB substrates.
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Turnkey Camera System
A compact, turnkey camera system for integration with mobile x-ray C-arms is available from Qioptiq, an Excelitas Technologies® company, Feldkirchen, Germany. The SlimLine system is a design-to-cost OEM product. The lens assembly, which is optimized for the QioCam x-ray camera, offers a high-performance combination of optics (lens elements), mechanics (housing, flange), and electronics (motor control board for Iris communication). The x-ray camera is based on latest CMOS technology. The assembly can be used with all 9- and 12- in. image intensifiers from Thales, Toshiba, or Siemens. The motion control board for Iris communication works with different interfaces.
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Syringe Pump
KD Scientific, Holliston, MA, has released a dual-rate syringe pump. The Gemini 88 Plus combines two individual syringe pumps into one instrument, providing two independent pumping channels linked through hardware and software. The pump can infuse simultaneously at different rates or infuse with one syringe and withdraw with the other. When combined with a valve box, it provides the continuous delivery of a peristaltic or piston pump with the accuracy, absence of pulsation, and low flow rates of a syringe pump. This functionality allows continuous infusion or withdrawal.
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Laser-Markable Compounds
RTP Company, Winona, MN, has developed a series of thermoplastic compounds formulated specifically for allowing high contrast marks and images to be added to an application via laser processing. A variety of polymers, including clear substrates, can be compounded to optimize laser marks, which eliminates the need for inks, paints, and dyes, thus saving on processing costs. The laser-markable compounds are available in a variety of resin and additive combinations that are custom formulated, colorable, and optimized for multiple laser technologies. In some cases, compounds can be formulated with biocompatible ingredients. Devices made from the compounds provide durable and wear-resistant marks for compliance with FDA’s UDI.
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Tilt Switch
The Fredericks Company, Huntingdon Valley, PA, has expanded its line of tilt switches with a new programmable dual-axis tilt switch. The 0729-1763-XX utilizes the company’s TrueTilt™ sensors and four adjustable output relays. The tilt switch is built for industrial positioning and angle switching applications and maintains high accuracy, resolution, and repeatability specifications. The design includes a robust plastic or metal casing that provides excellent durability and environmental endurance, which provide excellent tolerances and long usable life. The switch offers low power consumption and minimal drift over its lifetime, especially when compared with MEMS-based technology.
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Accelerometers
Silicon Designs, Kirkland, WA, has released a low-noise single-axis accelerometer. The Model 2210 Series integrates a MEMS VC accelerometer chip with high-drive, low-impedance buffering for reliable, repeatable measurements. When used with the company’s mounting block, such as the Model 2330-BLK, the module can effectively measure on either one, two, or three axes, allowing for the specification of a single part number for multiple requirements. Offered in ranges from ±2 to ±400 g, the module generates two analog voltage outputs, which vary in response to applied acceleration. It is available with single-ended or differential output. Differential output doubles accelerometer sensitivity over single-ended versions.
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AC/DC Power Supply
Power Partners, Hudson, MA, has released a 280-W high-power-density medical-grade open frame AC/DC power supply with active power factor correction. The PPWAM280 Series open frame medical power supply measures 3 × 5 × 1.18 in. and is tested and approved to IEC 60601-1-2 4th edition and UL/EN 60601-1 and UL/EN 60950-1 Medical and ITE approvals. It is RoHS compliant and BF rated. The series has a 90–264 VAC input voltage range with single output options of 12, 24, 28, 48, and 54 V. Additional features include up to 91 percent efficiency, a temperature range of 0–70 °C (derate @ 50 °C), 5 Vsb output that meets ErP 0.5W @ no load requirement, and <100 μA at 264 VAC earth leakage current.
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Simulation Software
COMSOL, Burlington, MA, has released the latest version of its COMSOL Multiphysics® and COMSOL Server™ products. According to the company, Version 5.3 provides simulation specialists with notable performance improvements and powerful app design and deployment capabilities. It offers new modeling and development tools, solvers, and user-driven features. In many cases, users will experience an increased speed of 10 times or more in software responsiveness, such as in preprocessing tasks for handling models with several thousand boundaries and domains. Model methods for automating repetitive operations are available directly from the Model Builder.
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Linear Micro Welder
A linear DC micro welder is available from Amada Miyachi, Monrovia, CA. Featuring closed-loop feedback, the UB29A delivers a precisely controlled, repeatable waveform with an ultrafast rise time of less than 200 microseconds, all in a compact size and single phase input. It is ideal for microminiature resistance welding of catheters, pacemakers, implantable hearing devices, and more. When equipped with the Model 71 servo motor controlled weld head, it can be used in either automation or benchtop welding. The weld head offers controlled, fast, repeatable servo motor actuation with extremely low-end force control (0.25 lb), remote control I/O and PC communication, and several displacement and force options.
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Power Adapter
Protek Power North America, Hudson, MA, has released a 65 W medical power adapter that meets the 4th edition EMC standards. The PMP65 is enclosed in a 94 V 0 rated polycarbonate case and is offered in both Class I and Class II versions. Class I units are equipped with an IEC320/C6 AC inlet, and Class II units are equipped with an IEC320/C8 AC inlet. The series accepts an input voltage range of 85–265 VAC for worldwide use and offers six single output voltages of 12, 15, 18, 19, 20, and 24 VDC. All models are designed with high efficiency ratings. They feature low safety ground leakage current and no load power consumption of less than 0.5 W.
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Heat Exchangers
Advanced Thermal Solutions, Inc. (ATS), Norwood, MA, has added a line of tube-to-fin, liquid-to-air heat exchangers. The heat exchangers are made with the high-density fins to maximize heat transfer from liquid to air, allowing the liquid to be cooled to low temperatures. The fins and tubes are made of copper and stainless steel and are suitable for a variety of fluids, including water, dielectric fluids, and custom-designed heat transfer fluids. Each of the seven heat exchanger sizes is available with or without a fan. Lengths range from 5.8 to 21.9 in., widths from 5.8 to 14 in., and heights from 1.8 to 2.6 in. Tube diameters are available at 0.375 and 0.5 in.
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Clad Metal Wire
Custom precious metal composite clad wire is available from Anomet Products, Shrewsbury, MA. The wire is metallurgically bonded with up to three layers to combine properties such as high conductivity with corrosion resistance or high strength with corrosion resistance and light weight. It can be manufactured to OEM requirements. Core materials include, platinum, gold, palladium, or silver clad to copper, stainless steel, Kovar®, niobium, nickel-iron, molybdenum, tantalum, and titanium. Offered as wire and rod from 0.002 to 0.125 in. OD and as ribbon to 1 in. wide, they can have 2 percent or more cladding thickness.
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