In the protocol, we present a method to manufacture a small caliber stent-graft by sandwiching a balloon expandable stent between two electrospun nanofibrous polyurethane layers.
Method Article
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| Name | Company | Catalog Number | Comments |
|---|---|---|---|
| Glass syringe | Air Tite | 7.140-33 | Syringe for spinneret |
| Graduated cylinder 5 ml | Fisher Scientific | 08-552-4G | 5 ml pyrex graduated cylinder about 9 mm diameter and 11 cm long |
| High voltage generator | Bertan Accociates, Inc. | 205A-30P | Used to apply voltage difference across spinneret and collector |
| Laboratory mixer with rpm control | Scilogex | SCI-84010201 | Available from various laboratory equipment suppliers |
| Polyurethane | DSM | BioSpan SPU | Biospan Segmented Polyurethane |
| Rubber sheet | McMaster Carr | 1370N11 | Used to insulate syringe during electrospinning |
| Stainless steel mandrel | N/A | N/A | Manufactured |
| Stainless steel needle | Hamilton | 91018 | Used as spinneret in electrospinning |
| Support material | EnvisionTec | B04-HT-DEMOMAT | Biocompatible water soluble material |
| Syringe Pump | Harvard Apparatus | 55-3333 |
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