This is a post-market clinical follow-up study that use questionnaires such as Visual Analog Scale (VAS), the Neck Disability Index (NDI), or the Oswestry Disability Index (ODI) to compare the clinical improvement effects before and after surgery.
The purpose of study is to confirm the safety and and performance of the A-SPINE's products for using 2 years. This post-market clinical follow-up study use questionnaires such as Visual Analog Scale (VAS), the Neck Disability Index (NDI), or the Oswestry Disability Index (ODI) to evaluate the clinical improvement effects. Subjects will be evaluated at pre-operation, 6 months, 12 months, and 2 years post treatment. Finally, analyze the clinical outcome, fusion rate, and adverse events.
Study Type
OBSERVATIONAL
Enrollment
200
As long as there are patients using the above device, conduct questionnaire interview.
Taichung Tzu Chi Hospital
Taichung, Taiwan
RECRUITINGVisual Analogue Scale- Change from baseline at 2 year
Visual Analogue Scale is a patient-reported outcome measure. The scale ranges from 0 to 10. A score of 0 represents no pain, while a score of 10 represents extreme pain. Compare baseline and postoperative improvement VAS scores.
Time frame: Change from baseline at 2 year
Neck Disability Index
The NDI is a questionnaire that is commonly used in clinical trials to measure the self-reported functional status of patients with neck pain.The ten questions are measured on a 6-point scale from 0 (no disability) to 5 (full disability). Compare baseline and postoperative improvement NDI scores.
Time frame: Baseline, 6 months, 12 months, 24 months
Oswestry Disability Index
The ODI is a questionnaire that is commonly used in clinical trials to measure the self-reported functional status of patients with neck pain.The ten questions are measured on a 6-point scale from 0 (no disability) to 5 (full disability). Compare baseline and postoperative improvement ODI scores.
Time frame: Baseline, 6 months,12 months, 24 months
Number of Device-related Adverse Events
Adverse events associated with the device will be assessed at each follow-up visit and the number of cases at the 2-year follow-up will be counted.
Time frame: Baseline, 6 months,12 months, 24 months
Fusion Rate
Use X-ray or CT to detect the spine fusion.
Time frame: Baseline, 6 months,12 months, 24 months
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