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The Need for a Systems Approach in Biomaterials Testing
Many factors can affect the characterisation of biomaterials during testing. These include drugs administered prior to testing and shear stress on blood cells induced by different blood flows and specific blood donor conditions. Some of the misconceptions in testing are described here and serve to indicate that a systems approach, and not only individual test parameters, is best when testing for biocompatibility. more>>> |
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Force Testing Medical Tubing
Force testing in the design and production of medical tubing is an essential ingredient in the delivery of functional and consistently high quality devices. This article describes a range of typical tests, how they are performed and the benefits they offer. more>>> |
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Safety Testing of Medical Devices: IEC 62353 Explained
The new IEC standard for the in-service and post repair testing of electromedical devices introduces new requirements. These and their implications are outlined. more>>> |
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Tube Flaring Systems
[Old copy]Automated tube flaring systems from Beahm Designs Inc. enhance conical forming control of flare length and geometry. Tube flaring creates a lead, enabling one tube to easily fixture over another. The inner diameter of PTFE balloon sleeves and other thermoplastic tubes can be flared, expanded, or cuffed. The automated 610-TF accommodates quick tool change for multiple conical and cuff geometries and is equipped with timed heating and cooling to set the shape in the material. Beahm Designs
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Tubing and Jacketing Materials
[Old copy]The Sil-Kore family of tubing and jacketing materials has been developed by W. L. Gore & Associates Inc. to meet specific ergonomics and durability concerns of the medical device market. The innovative products provide very good lubricity, increase tensile strength and resistance to torsion deformation, and withstand several modes of sterilization, thus enhancing the ease of handling and the performance reliability of such clinical devices as light guides and electrophysiology catheters. Gore |
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Custom Silicone Product Manufacturing
[Old copy]Helix Medical LLC offers partnership advantages to companies needing services in outsourced platinum-cured-silicone manufacturing. The company applies more than 20 years of experience to the extrusion, molding, assembly, and finished-goods packaging of silicone devices and components. It is a medical device manufacturer, so all products benefit from a quality system specified for finished medical devices, and from the application of GMP and ISO 13485 certifications. Experienced medical device engineering staff can provide technical assistance. Helix Medical LLC |
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Balloon Forming Equipment
[Old copy]Machine Solutions Inc. offers a catheter balloon molding/forming machine whose highly flexible process control interface facilitates rapid development of optimal balloon process parameters. The unique heating controls afford great flexibility in process development, including spot heating and uniform heating of the entire mold. The finished molded product will have such optimized qualities as uniform shaft and taper wall thickness. The equipment's flexibility allows operation with various materials and both metal and glass molds. Machine Solutions |
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Thermoplastic Tubing
[Old copy]An ISO-certified extrusion company with more than 15 years of experience, Precision Extrusion Inc. deals with most thermoplastic resins, from soft 20 Shore A thermoplastic rubber through rigid, high-temperature materials like PEEK. The company specializes in close-tolerance single-lumen, multilumen, and braided small-diameter tubing, including coextruded tubing. In-house tool design and manufacturing capabilities and a proprietary tool design make possible quick tool changes and tooling modifications, resulting in shorter lead times and lower costs for customers. Precision Extrusion Inc. |
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