- Xact Rapid Exchange Carotid Stent System fra Abbott
- XEN gel stent, Allergan
- XEN 45 gel stent, Allergan
- Xience Alpine fra Abbott
- Xience Nano Everolimus Eluting Coronary Stent System, Abbott
- Xience PRIME fra Abbott
- Xience PRIME LL fra Abbott
- Xience PRIME SV fra Abbott
- Xience Pro, Everolimus Eluting Coronary Stent System, Abbott
- Xience Pro A, Everolimus Eluting Coronary Stent System, Abbott
- Xience Pro LL, Everolimus Eluting Coronary Stent System, Abbott
- Xience Pro S, Everolimus Eluting Coronary Stent System, Abbott
- Xience Pro X, Everolimus Eluting Coronary Stent System, Abbott
- Xience Pro 48, Everolimus Eluting Coronary Stent System, Abbott
- Xience Xpedition fra Abbott
- Xience Xpedition LL, Everolimus Eluting Coronary Stent System, Abbott
- Xience Xpedition SV, Everolimus Eluting Coronary Stent System, Abbott
- Xience Xpedition 48, Everolimus Eluting Coronary Stent System, Abbott
- Xience Sierre fra Abbott
- Xience V Everolimus Eluting Coronary Stent System fra Abbott
- Xience V Eecss Everolimus Eluting Coronary Stent System, Abbott
- X-suit NIR Biliary Metallic Stent, Olympus
- Yasaragil Aneurysm System, Aesculap
- Yasaragil Phynox Aneurysm System, Model FExxx, Aesculap
- Yasaragil Stainless Steel Aneurysm System, Model FDxxx, Aesculap
- Yasaragil Titanium Aneurysm System, Model FTxxx, Aesculap
- Yellow Star, Ureteral stent, Double-J, Urotech, Sacomed