18 May '13, 12am

Video: Worm Hooks Inspire Better Bandages - #Electronics #Engineering #Design

Video: Worm Hooks Inspire Better Bandages - #Electronics #Engineering #Design

The hooks a parasitic worm uses to penetrate its host's intestines have inspired researchers to develop an adhesive patch that adheres better to wet, soft tissue, improving the bandages used on surgical wounds and to keep skin grafts in place. The spiny-headed worm, Pomphorhynchus laevis, hooks tiny, sharp barbs on its proboscis into the intestinal walls of its host, a fish. Then the worm swells up its proboscis, which looks a lot like a cactus, to lock the needle-sharp hooks in place as it feeds. Jeffrey Karp, associate professor at Harvard Medical School (HMS) and co-director of the Center for Regenerative Therapeutics at Brigham and Women's Hospital (BWH), headed a team that invented the adhesive patch. Click on the photo below to view an image gallery. The Karp Lab has invented a flexible adhesive patch covered with microneedles that adheres well to wet, soft tissues, ...

Full article: http://www.designnews.com/author.asp?section_id=1392&doc_...

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