Related Clues:

• It gets your blood flowing
• Interventional cardiologist's insertion
• Cardiologist's tool
• Protective ring German field marshal left out in posh car
• Blockage unblocker
• Cardiovascular lifesaver
• Bit of equipment for an angioplasty
• Angioplasty tube
• Duct tube
• Artery insertion
• Way hospital department might relieve blockage
• Madame going through rubbish finds ring
• Blood vessel opener
• It's inserted into an artery
• Vessel implant