Stent delivery under direct visualization

A system includes a deployment catheter having a lumen, a delivery sheath configured for positioning within the lumen of the deployment catheter, and a first measurement instrument configured for positioning within the delivery sheath. The first measurement instrument includes a plurality of expanda...

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Bibliographische Detailangaben
Hauptverfasser:	Saadat, Vahid, Peh, Ruey-Feng, Miller, David
Format:	Patent
Sprache:	eng
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS DIAGNOSIS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE IDENTIFICATION MEDICAL OR VETERINARY SCIENCE ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PROSTHESES SURGERY TREATMENT OR PROTECTION OF EYES OR EARS
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Beschreibung
Zusammenfassung:	A system includes a deployment catheter having a lumen, a delivery sheath configured for positioning within the lumen of the deployment catheter, and a first measurement instrument configured for positioning within the delivery sheath. The first measurement instrument includes a plurality of expandable members each having a known diameter in an expanded state. The first measurement instrument is configured to determine a diameter of an anatomical lumen based on the known diameter of a most proximal expandable member that fits within the anatomical lumen.