Yes, you can have an MRI with most titanium hip replacements, but you need to tell the imaging center first

Titanium itself is not magnetic and will not move or heat up inside an MRI machine. However, some hip replacements contain small amounts of other metals — cobalt, chromium, or steel — mixed into the implant or used in fasteners. These metals can be magnetic. The real issue is not whether you have titanium, but what exact implant you have and what the MRI machine's strength is.

Before you schedule an MRI, you need the name and model number of your hip implant. This information is on the paperwork from your surgery or on an implant card you may have received. Call the imaging center and give them this information. They will check it against their database to see whether that specific implant is safe at the MRI strength they use — usually 1.5 Tesla or 3 Tesla. Most modern titanium implants are safe at these strengths, but some older ones are not.

Do not assume your implant is safe just because it is titanium. Do not go to the imaging center without calling first. A few implants require a waiting period after surgery before MRI is safe, or they need special precautions during the scan.

Key Takeaways

  • Titanium itself is safe in an MRI, but your specific implant model determines whether the scan can happen.
  • You must have your implant's exact name and model number before you contact the imaging center.
  • Call the MRI facility before scheduling and give them your implant information so they can verify safety.
  • Some implants require a waiting period after surgery or special monitoring during the scan.
  • If you cannot find your implant information, your surgeon's office can retrieve it from your surgical records.

How to find your implant information

Your implant card should have been given to you at the hospital or surgeon's office after your surgery. Check your wallet, medical records folder, or the paperwork that came home with you. The card lists the manufacturer (such as Stryker, Zimmer Biomet, or DePuy Synthes) and the model name or number.

If you cannot find the card, call your surgeon's office and ask them to look up your surgical report. They can tell you the exact implant used. Keep this information in a safe place — you will need it for any future imaging, metal detector screening at airports, or medical procedures.

If you had surgery at a hospital you no longer live near, you can request your records by mail or phone. Most hospitals keep surgical records for at least seven years.

What happens when you call the imaging center

Tell the receptionist or scheduler that you have a hip implant and need to verify it is safe for MRI before booking. Have your implant model number ready. They will either clear you on the spot or ask you to have your surgeon's office send documentation. Some centers use an online implant database that shows whether each model is approved for their machine.

The imaging center may ask follow-up questions: how long ago you had surgery, whether you have any other metal implants, and whether you have ever had an MRI before. Answer honestly. If your implant is not approved for their machine strength, they may refer you to a different facility with a lower-strength machine, or they may recommend a different imaging method altogether — such as ultrasound or CT scan — depending on what your doctor is trying to see.

Implants that need special handling

Some titanium hip replacements are labeled "MRI conditional," which means they are safe but require precautions. These implants may need a waiting period — often six weeks after surgery — before an MRI can be done. The waiting time allows the bone to heal enough that the implant is stable.

Other conditional implants require the MRI technician to use a lower field strength (1.5 Tesla instead of 3 Tesla) or to monitor you more closely during the scan. A few require a special device called a programmer or controller to be present during imaging. The imaging center will know what precautions explore to your specific model and will tell you what to expect.

What to expect during the MRI if you are cleared

Once your implant is approved, the MRI process is the same as for anyone else. You will change into a hospital gown, remove all metal objects from your body, and lie on a table that slides into the machine. The machine makes loud knocking and buzzing sounds — bring earplugs or ask for headphones.

The scan usually takes 15 to 45 minutes depending on what images the doctor needs. You will be able to talk to the technician through an intercom if you need to stop. The implant itself will not move, heat up, or cause pain during the scan. Some people feel mild vibration or warmth in the area of the implant, but this is normal and not dangerous.

Older implants and MRI restrictions

If you had hip replacement surgery before 2010, your implant may not be approved for MRI at all, or it may be approved only at 1.5 Tesla strength. Manufacturers have improved implant design over time to reduce magnetic properties. If your implant is not MRI-safe, your doctor can order a different type of imaging — CT scan, ultrasound, or X-ray — depending on what they need to see.

Some older implants are labeled "MRI unsafe" because testing showed they could move or heat up. If this is your situation, do not attempt an MRI. Tell any imaging center you visit about your implant before they schedule you, and ask what alternatives are available.

Other metal implants and devices to mention

If you have more than one metal implant — such as a pacemaker, spinal fusion hardware, or metal plates in your arm — tell the imaging center about all of them. Some combinations are not safe together in an MRI. A pacemaker, for example, generally cannot go into an MRI machine, even if your hip implant can. The center will assess your full medical picture before clearing you.

Also mention any metal fragments in your eyes (from old welding or grinding work), metal shrapnel from an injury, or tattoos with metallic ink. These are separate from your hip implant but affect MRI safety.

Frequently Asked Questions

Can I have an MRI right after hip replacement surgery?

Not usually. Most implants require a waiting period of four to six weeks after surgery before an MRI is safe. The implant needs time to become stable in the bone. Your surgeon will tell you when it is safe. If you need imaging urgently after surgery, ask your doctor about CT scan or ultrasound instead.

Will the MRI damage my hip implant?

No. An MRI will not damage a titanium implant or cause it to fail. The machine creates a magnetic field, but titanium does not respond to it. If your implant is approved for MRI, the scan is completely safe for the implant itself.

What if I go to an MRI center and they say my implant is not approved?

Ask them to double-check your implant model number in their database. If they confirm it is not approved for their machine, ask whether another imaging center in your area has a lower-strength machine that might work. You can also ask your doctor to order a different type of imaging — CT, ultrasound, or X-ray — that does not require MRI.

Do I need to tell airport security about my hip implant?

You can, but you do not have to. Hip implants do not set off standard airport metal detectors because the detectors are looking for larger amounts of metal. If you want to avoid the detector, show your implant card to security and they may wave you through. The card is useful to have with you when traveling.

Can I have an MRI if I do not have my implant card?

Yes, but it takes longer. Contact your surgeon's office and ask them to send your implant information to the imaging center. You can also request a copy of your surgical report, which lists the implant details. Once the imaging center has this information, they can clear you for the scan.