Augmented-Reality May Be a Game Changer for Hip Replacement Surgery (2024)

By Larissa Biggers

February 10, 2022

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Augmented-Reality May Be a Game Changer for Hip Replacement Surgery (1)

Duke orthopaedic surgeons are using what looks like a gaming headset to improve outcomes for people who need hip replacement surgery. The new, head-mounted augmented reality (AR) system projects 3D models of a patient’s anatomy, implants, and surgical instruments onto the patient during the procedure. In other words, this gives surgeons “x-ray vision” into the body and improves surgical accuracy.

A Big Leap Forward

During traditional hip replacement surgery, doctors use 2D X-rays of a patient’s anatomy to plan the procedure. According to Samuel S. Wellman, MD, a joint replacement surgeon at Duke Health, AR-guided hip replacement relies instead on CT scans taken before surgery. The three-dimensional nature of a CT scan gives more details about a patient’s anatomy than X-rays alone. It also allows a computer model of the pelvis and femur to be created. This model is used to design a surgical plan that specifies the size, orientation, and position of the hip replacement components. The computer model and plan are loaded into the AR headset, allowing the surgeon to visualize them directly while performing the surgery.

During the operation, the surgeon temporarily places a small tracking device on the patient’s pelvic bone. When the AR lenses pair with the tracker, the patient’s anatomical information is projected inside the body. The surgeon can view a patient's unique anatomy to precisely place the implant. “Being able to actually see the bones of the pelvis without having to look back and forth between the screen and patient is potentially going to be a big leap forward,” said Dr. Wellman.

Seeing Past Small Incisions

Whenever possible for hip replacement, Duke orthopaedic surgeons use minimally invasive techniques, which requiresmaller incisions than traditional surgery. Patients may experience less pain and enjoy a quicker recovery. But smaller incisions can limit a surgeon’s view of the joint, making it more challenging to perfectly align hip replacement components.

AR technology solves that problem by letting surgeons see their patient’s internal anatomy as they are operating. “The augmented reality is nice because I'm looking into the hip and at the surgical plan at the same time,” explained Dr. Wellman. “It helps me be more precise with positioning the implant and really minimizes the chance of people having complications like dislocation or leg lengths difference.”

Anyone undergoing a total hip replacement at Duke is a candidate for AR-guided surgery. It’s just one example of Duke’s efforts to expand patient access to the latest innovations in hip replacement.

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Hip Replacement Surgery

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Augmented-Reality May Be a Game Changer for Hip Replacement Surgery (2024)

FAQs

What is the newest technology in hip replacement surgery? ›

A Look at Cutting-Edge Hip Replacement Technology in 2024
  • Hip implants will utilize newer materials like ceramic-on- ceramic or highly cross-linked plastics to reduce wear and last longer. ...
  • Patient-specific instrumentation will create customized cutting guides from 3D CT scans of each patient's unique bone anatomy.
Feb 2, 2024

What is augmented reality in joint replacement? ›

“Augmented reality gives a visualization of the joint that is more dynamic as it is three-dimensional (3D),” said Dr Gikas. “The advanced technology helps with planning the procedure and allows for the best positioning of the implant for each patient during the procedure.

Is robot assisted hip replacement better? ›

Robot-assisted procedures help ensure that your prosthetic joint fits perfectly. Other benefits include smaller incisions, faster recovery times, and better results than traditional open surgery.

What robot is used for hip replacement surgery? ›

The Mako uses more precise incisions and helps achieve optimal joint alignment. After your surgery, your surgeon and the rest of your care team will monitor your progress, help to relieve discomfort, and chart a course for your at-home recovery.

Is there an alternative to total hip replacement surgery? ›

An osteotomy is a corrective procedure which repositions the ball and socket joint. Damaged bone and tissue is removed so the hip can be restored back to its normal and optimum position. This method relieves pain and by adjusting the hip back into the correct position, weight is once again evenly balanced.

What is the best hip replacement to have? ›

The advertisem*nts might make you think one implant has been shown to be better than others. However, the truth is there is no single "best" joint replacement, because all artificial implants are put through rigorous testing to ensure they meet quality standards.

What are the benefits of augmented reality in surgery? ›

By enabling surgeons to perform precise incisions and interventions, the technology enhances the overall safety and success of surgical interventions. Furthermore, AR surgical navigation systems can significantly reduce the need for additional radiation exposure, such as fluoroscopy and X-rays.

What augmented reality do surgeons use? ›

The primary advantage of immersive augmented reality (AR) in surgical navigation lies in its ability to overlay critical information directly onto the surgeon's field of view. Surgeons often work with diseased or inflamed organs, which can alter in appearance and size from healthy organs.

Is robotic joint replacement better? ›

The main benefit of robotic knee replacement surgery is the higher accuracy and ability to precisely plan the implant positioning to best fit the patient's anatomy. This allows for a highly personalized surgical experience and less pain during the recovery period.

What are the disadvantages of robotic hip replacement? ›

The disadvantages of robotic-assisted joint replacement surgery include:
  • Possible need for additional imaging (CT scan) before surgery.
  • Possible risk of bone fractures where the navigation pins are placed.

How far can I walk 2 weeks after hip replacement? ›

I recommend that you walk as much as your feel comfortable (at least 2-3 times a day), trying to walk a little further each time. You may walk inside or outside as you feel comfortable. As stated above, you will need a walker or cane for stability for the first 3-6 weeks.

What is the safest hip replacement? ›

The best hip replacement operation out there, is through the anterior approach. Anterior - meaning from the front of your hip. Most of the country traditionally goes from the posterior approach. The posterior approach works, but post-operative dislocations are higher than the anterior approach.

What is the recovery time for a 70 year old hip replacement? ›

After about 14 days, most patients are usually feeling better. Somewhere around 2-6 weeks, people really turn a corner after a hip replacement. A full recovery usually takes up to a year, but after 2-3 months, most patients are doing pretty well.

Does insurance cover robotic hip replacement? ›

Is there any additional out of pocket cost if I decided to have a robotic hip replacement? All insurance that covers traditional hip replacement cover the robotic hip replacement. There should be no additional cost incurred to the patient for using robotics during hip replacement surgery.

How much does robotic hip replacement cost? ›

The average inpatient hospital cost of a RA-THA was $20,046 (SD = 6,165) compared with $18,258 (SD = 6,147) for C-THA (P < 0.001; Table 4). The average LOS for RA-THA ( = 2.69, SD = 1.25) was shorter than that of C-THA ( = 2.82, SD = 1.18, P < 0.001). Swipe left or right to view entire table.

What type of hip replacement lasts the longest? ›

Plastic – Highly cross-linked polyethylene is often used for joint replacements and tends to be used with metal. Polyethylene has been reported to have very low-wear properties and is shown to last longer than plastics previously used in joint replacements years ago.

What is the longest lasting hip replacement? ›

Norman Sharp, now 91 years old, celebrated having the World's longest lasting Hip replacement this week. He was the first patient in the newly formed NHS to have a hip replacement in 1948.

What are the problems with SuperPath hip replacement? ›

The standard risks of a hip replacement are also possible with the SuperPath® approach, such as infection, bleeding, injury to nerves/ blood vessels, fracture, blood clots, medical complications, fatal complications, dislocation, leg-length difference, long term pain and scar pain.

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