Our Summary

This research paper discusses the importance of the correct placement of implants in shoulder replacement surgeries, such as total shoulder arthroplasty (TSA) and reverse shoulder arthroplasty (RSA). Studies on cadavers have shown that patient-specific guides or tools enable better accuracy in positioning the implant compared to traditional methods. There are currently four such tools available for use, three of which are single-use and one is reusable. However, there is a lack of studies comparing the results of surgeries using these patient-specific guides to surgeries using traditional methods. There is also limited research comparing the accuracy of the 3D planning software used by each system. More research is needed to determine the best scenarios for using these patient-specific guides and tools. However, it is likely that these systems will enhance a surgeon’s ability to accurately position the implant, especially in complex cases involving severe shoulder deformity.

FAQs

  1. What are the benefits of using patient-specific guides/instrumentation for shoulder replacement surgery?
  2. Are there any studies comparing the clinical outcomes of patient-specific guides to traditional methods of glenoid placement?
  3. What is the future scope of research in the use of patient-specific guides and instrumentation in shoulder replacement surgeries?

Doctor’s Tip

One helpful tip a doctor might tell a patient about shoulder replacement is to follow the post-operative rehabilitation plan diligently. This includes completing prescribed exercises, attending physical therapy sessions, and avoiding activities that could put strain on the shoulder joint. By following the rehabilitation plan, patients can improve their range of motion, strength, and overall function of the shoulder joint, leading to a successful recovery after surgery.

Suitable For

Patients who are typically recommended for shoulder replacement surgery include those with severe arthritis, rotator cuff tears, fractures, and other conditions that have not responded to conservative treatments such as physical therapy, medication, and injections. Additionally, patients who have significant pain and limited function in their shoulder joint may also be candidates for shoulder replacement surgery. It is important for patients to undergo a thorough evaluation by a orthopedic surgeon to determine if they are suitable candidates for shoulder replacement surgery.

Timeline

Before shoulder replacement:

  • Patient experiences chronic shoulder pain, stiffness, and limited range of motion
  • Patient undergoes diagnostic tests such as X-rays, MRI, and physical examination to determine the need for shoulder replacement
  • Patient consults with an orthopedic surgeon to discuss the procedure, risks, and expected outcomes
  • Surgical plan is made including the type of shoulder replacement (TSA or RSA) and the use of patient-specific guides/instrumentation

After shoulder replacement:

  • Patient undergoes surgery where the damaged parts of the shoulder joint are replaced with artificial components
  • Patient stays in the hospital for a few days for monitoring and pain management
  • Physical therapy is initiated to help regain strength, flexibility, and range of motion in the shoulder
  • Patient follows a rehabilitation plan at home to continue improving shoulder function
  • Follow-up appointments with the surgeon are scheduled to monitor healing and progress
  • Over time, patient experiences reduced pain, improved shoulder function, and increased quality of life as a result of the shoulder replacement.

What to Ask Your Doctor

Some questions a patient should ask their doctor about shoulder replacement include:

  1. What are the potential risks and complications associated with shoulder replacement surgery?
  2. What type of shoulder replacement procedure do you recommend for my specific condition?
  3. How long is the recovery process after shoulder replacement surgery?
  4. What type of physical therapy or rehabilitation will be necessary after the surgery?
  5. How long can I expect the shoulder replacement to last?
  6. What are the potential limitations or restrictions I may have after the surgery?
  7. How experienced are you in performing shoulder replacement surgeries?
  8. Can you explain the specific implant positioning technique you plan to use during the surgery?
  9. Are there any alternative treatment options to consider before proceeding with shoulder replacement surgery?
  10. What is the success rate of shoulder replacement surgeries in your practice?

Reference

Authors: Ward BE, Dines JS. Journal: Am J Orthop (Belle Mead NJ). 2018 Feb;47(2). doi: 10.12788/ajo.2018.0013. PMID: 29494718