Many surgeries in the orthopedics department were similar to interventional surgeries, and they had to be performed under X-rays.
He used his C-arm X-ray to locate the L2 vertebrae and the vertebral arch on both sides. The assistant began to disinfect the wound and laid out a sterile surgical sheet.
There was no problem with the positioning. Before the surgery, professor Tian explained the entire process of the surgery to his assistant.
After the surgery, professor Tian used 1% lidocaine to anaesthetize the patient and made an incision of about 0.5 cm at each of the marking points on the patient's second lumbar spine.
Under the guidance of x-ray vision, the puncture was done on both sides. The inserted needle was placed on the outer upper edge of the L2's lateral pedicles with a 10° angle.
He was skilled in the operation. For a surgeon at professor Tian's level, this kind of difficult operation was almost not difficult.
