Click on image to view larger version.

Figure 1 (A to E) Deployment sequence of the Frontier stent. (A) The system is advanced into the main branch over a conventional rapid-exchange wire. (B) The joining mandrel is retracted to release the over-the-wire side branch tip. A long guidewire is inserted into the side branch. (C) The system is advanced up to the carina. (D) With a single inflation device, the stent is deployed by kissing balloon inflation. (E) After deflation the delivery system is retracted.