Table 1.
Currently available stents in the United States
| Stent | Manufacturer | Material | Diameter body/flare (mm) | Length (cm) | Covering |
| Alimaxx-E | Alveolus | Nitinol | 18/22 | 7/10/12 | FC with antimigration struts |
| Esophageal Z-stent | Cook | Stainless steel | 18/25 | 8/10/12/14 | PC |
| Evolution | Cook | Nitinol | 20/25 | 8/10/12.5/15 | PC |
| Flamingo Wallstent | Boston Scientific | Stainless steel | 20/30 | 12/14 | PC |
| Gianturco-Z | Cook | Stainless steel | 18/25 | 8/10/12/14 | FC |
| Niti-S | Taewong Medical | Nitinol | 16/20 | 8/10/12/14 | FC |
| 18/23 | |||||
| 20/25 | |||||
| Niti-S; double layered | Taewong Medical | Nitinol | 18/26 | 9/12/15 | FC with additional uncovered outer nitinol wires |
| Niti-S; single layered | Taewong Medical | Nitinol | 18/26 | 9/12/15 | FC |
| Polyflex | Boston Scientific | Polyester | 16/20 | 9/12/15 | FC |
| 18/23 | |||||
| 21/28 | |||||
| SX-ELLA | Ella-CS | Nitinol | 20/25 | 8.5/11/13.5/15 | FC with antimigration ring |
| Ultraflex | Boston Scientific | Nitinol | 18/23 | 10/12/15 | PC |
| 23/28 | |||||
| Wallflex | Boston Scientific | Nitinol | 18/23 | 10/12/15 | PC/FC |
| 23/28 |
Adapted with permission from Curr Gastroenterol Rep 2013; 15: 319. PC: Partially covered; FC: Fully covered.