Related Clues:

• Blood vessel expanders
• Surgical tubes
• Artery inserts
• Surgical blockage relievers
• Surgical inserts
• Vessel-opening tubes
• Surgeons' insertions
• Surgical implants
• Certain implants
• Cardiovascular implants
• Artery openers
• Angioplasty implants
• Hospital implants
• Artificial arteries, basically
• Artery wideners