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Defense Intelligence Reference Document Biomaterials

Defense Intelligence Agency · 32 pages · text from the file's own layer

This Defense Intelligence Agency reference document, dated 7 January 2010 and prepared under the Acquisition Threat Support series, surveys biomaterials used in medicine. It covers biocompatibility, biosensor membranes, silicones, Teflon, biodegradable polymers, hydrogels, titanium, bioceramics, tissue constructs, cardiovascular stents, contact lenses, drug delivery and dialysis. It concludes that biomaterial performance underlies many medical devices, that the industry is slow to adopt new materials because of testing costs, and that innovation mainly involves new applications of established materials.

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Figure 6. Silicone Tracheostomy Tube
Figure 6 is a representative example of silicone-based medical products involving tubes
or catheters. A tracheostomy tube, or "trach tube," is a 2- to 3-inch-long curved metal
or plastic tube placed in a surgically created opening (tracheostomy) in the windpipe to
keep it open. Versions of these products are used in cases where patients have
difficulty breathing on their own, such as in a spinal cord injury.
A product known as Mepiform™ is an example of silicone use in a sheet form for the
management of scars, particularly keloid scars. Figure 7 shows this product.
Figure 7. Silicone Sheets Used Under the Skin as a Physical Supporting Layer for Repair of Scar Tissue
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Report, from the dia collection. The PDF is mirrored here; the original link is above. 32 pages are in the text index: search them above, or from the library's search.