Application of 3D printing guide plate in percutaneous disc decompression
This study applies 3D-printed customized guide plate in assisting the accurate puncture in percutaneous disc decompression, in patients with low back pain, lumbosacral radicular pain, disogenic pain, lumbar disc herniation, disc degeneration, etc. This technique can shorten reduce the intra-operative radiation, and do not affect the surgical outcome. This study involved diseases such as lumbar disc herniation (LDH), disc degeneration, etc. Percutaneous disc decompression surgeries are effective treatments for these disease. Needle Puncture is the key technology in percutaneous disc decompression surgeries. In the past when there were no customized guides, the surgeons would place the needle according to his/her previous experience under the guidance of C-arm fluoroscopy or CT. If the position of the needles is not satisfactory, repeated procedure will be performed. This would lead to an increase in the duration of surgery and intra-operative radiation, which is detrimental to both the surgeon and the patient. This problem could be well solved by applying the 3D printing guide plate. The key processes for the 3D printing guide plate procedure: the model of the spine or bone is established according to the patient's CT scan data to prepare the customized guide plate, then sterilize them for future use. The final position of needle is confirmed by C-arm fluoroscopy or CT or evoked pain.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
32
3D-printed customized guide plate will be used to guide the puncture in percutaneous disc decompression surgeries to help to reduce intra-operative radiation, puncture time, etc..
The surgeons would place the needle according to his/her previous experience under the guidance of C-arm fluoroscopy or CT.
Pain medicine center of Peking University Third Hospital
Beijing, Beijing Municipality, China
C-arm fluoroscopy times
Numbers of using C-arm fluoroscopy
Time frame: Intraoperative
Puncture time
Time from the first puncture to the last puncture
Time frame: Intraoperative
Numerical rating scale (NRS)
NRS at 1 day, 2 weeks, 1 month after the operation
Time frame: Postoperative 1 day, 2 weeks, 1 month
MacNab
Patient satisfaction using the modified MacNab criteria
Time frame: Postoperative 1 months
Complications
Complication like nerve injury, blood, hemotoma, etc.
Time frame: Intraoperative
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