Our Summary

This research paper investigates the use of the O-arm navigation system in treating scoliosis in children. The O-arm system uses CT scanning during surgery to allow for precise placement of screws in the spine. However, this method exposes patients to more radiation than traditional X-ray methods. The study involved 38 children aged between 10 and 17 who underwent surgery for scoliosis.

The findings showed that the amount of radiation exposure with the O-arm system was roughly the same as the amount received in a preoperative CT scan. The amount of radiation and the number of scans needed was strongly linked to the number of vertebrae needing to be fused, but not to the patient’s height. The study concludes that using their specially developed protocol, the O-arm system can be used while keeping radiation exposure to a minimum.

FAQs

  1. How does the O-arm navigation system work in pediatric scoliosis surgery?
  2. Is there a higher radiation risk with the O-arm system compared to traditional methods?
  3. Did the study find a link between the number of vertebrae needing to be fused and the amount of radiation exposure?

Doctor’s Tip

A doctor might advise a patient considering pediatric scoliosis surgery to discuss the use of the O-arm navigation system with their surgeon. They should ask about the benefits of using this technology for precise screw placement in the spine, as well as the potential risks associated with increased radiation exposure. It is important for the patient and their family to weigh the benefits of accurate screw placement against the potential risks of increased radiation exposure during the procedure.

Suitable For

Patients who are typically recommended pediatric scoliosis surgery are those who have a spinal curvature of at least 50 degrees, have not responded well to non-surgical treatments such as bracing, and are still growing. Surgery is often recommended for younger patients with scoliosis to prevent further progression of the curve and to correct any existing deformities. The O-arm navigation system may be recommended for patients who require spinal fusion surgery for scoliosis, as it allows for more precise placement of screws in the spine, leading to better outcomes for the patient.

Timeline

Before pediatric scoliosis surgery:

  • Patient is diagnosed with scoliosis through physical examination and imaging tests such as X-rays or MRI
  • Patient undergoes preoperative assessments and evaluations to determine the severity of the scoliosis and overall health
  • Treatment options such as bracing or physical therapy may be considered before surgery
  • Surgical planning is done to determine the approach and technique for the surgery

After pediatric scoliosis surgery:

  • Patient is monitored closely in the recovery room for any immediate complications
  • Patient may stay in the hospital for a few days for pain management and monitoring
  • Physical therapy and rehabilitation are initiated to help the patient regain strength and mobility
  • Follow-up appointments are scheduled to monitor the healing process and make any necessary adjustments to the treatment plan
  • Long-term follow-up is needed to monitor the spine’s alignment and ensure the success of the surgery.

What to Ask Your Doctor

Questions a patient should ask their doctor about pediatric scoliosis surgery using the O-arm system include:

  1. What are the benefits of using the O-arm navigation system for scoliosis surgery in children?
  2. How does the O-arm system improve the accuracy and precision of screw placement in the spine compared to traditional methods?
  3. What are the potential risks and side effects associated with the increased radiation exposure from the O-arm system?
  4. How does the amount of radiation exposure with the O-arm system compare to other imaging techniques used during scoliosis surgery?
  5. What measures are taken to minimize radiation exposure when using the O-arm system for pediatric scoliosis surgery?
  6. How many scans are typically needed during surgery with the O-arm system, and how does this vary based on the extent of the spinal fusion needed?
  7. Are there any alternative surgical techniques or imaging methods that could be considered to reduce radiation exposure?
  8. What is the success rate of pediatric scoliosis surgery using the O-arm system, and what is the expected recovery time for the patient?
  9. Are there any long-term effects or complications associated with the use of the O-arm system in pediatric scoliosis surgery?
  10. How will the use of the O-arm system impact the overall outcome and prognosis for a child undergoing scoliosis surgery?

Reference

Authors: Kobayashi K, Ando K, Ito K, Tsushima M, Morozumi M, Tanaka S, Machino M, Ota K, Ishiguro N, Imagama S. Journal: Eur J Orthop Surg Traumatol. 2018 May;28(4):579-583. doi: 10.1007/s00590-018-2130-1. Epub 2018 Feb 2. PMID: 29396814