Variation in spinal anatomy among patients is considered as the cause of wrong-level surgery in up to 40% of cases. The present study examined the rate of presence of 11 thoracic vertebrae and 6 lumbar vertebrae in 293 asymptomatic Chinese adult volunteers. From May 27, 2016, to November 11...
Spinal Surgery-Cervical Spine - WSAVA 2004 Congress Neurological deficits are more common with lesions at C4/5 to C6/7 ... There is a narrow intervertebral space at C5/6 with splitting of the ventral contrast ... www.vin.com/proceedings/Proceedings.plx?CID=WSAVA2004&PID=8... ...
Mean total vertebral and disc wedging started at 29±7° pre-operatively, decreased to 16±6° at post-operative (p<0.001), then further decreased to 14±8° at 4-year follow-up (p<0.001). Patients with open triradiate cartilages at the time of surgery had a larger height change over...
fig. 1 is a schematic representation of the problem that can occur in spinal surgery; fig. 2 shows a device according to the invention; fig. 3 is a cross-section along line III-III in fig. 2; fig. 4 is a view in the direction of arrow F4 in fig. 3; fig. 5 shows only the ...
In most of the minimally invasive surgery (MIS) systems used today, a guide wire is placed percutaneously under fluoroscopic guidance through the pedicle. Then, dilating tubes and finally a tower is inserted over the wire to both dilate the tissue and also allow the screw to be placed ...
(5); drilling multiple to (10) of the side wall around across D) central axis and (2) and a (9 6; 7; 8), the groove here groove of the sector (6; 7; 8; 9) the width of the minimum has a (h h h h) , during compression of the body (1) this is along the central ...
USE/ADVANTAGE - Spinal surgery, vertebrae repositioning, discs etc. Tie rod force in slide axis plane enables vertebra to be moved parallel to this onto adjoining vertebrae.STREMPEL, ARCHIBALD VON, DR.DR., BURGWEDEL, DEULRICH, HEINRICH, ULM, DE...
Spreading and spacing instrument for surgery on vertebrae - has series of tubular shafts, each attached to implant screwed into vertebra, for positioning flexible plastics sheet spreading muscle tissueA series of tubular metal shafts (4) secured to threaded implant members (5) which are screwed ...
PATIENTS AND METHODS: We retrospectively diagnosed cervical block vertebrae cases with bony fusions in any segments of the cervical spine without intervertebral fusion surgery of 33,762 patients reported from 2006 to 2011 in north China. Then the X-ray of the obtained cases were observed and ...
The mean duration of surgery was 236 minutes (range: 198 to 310min), and the average volume of intraoperative blood loss was 2200mL (range: 1600 to 3860mL). The patients' height increased from 120.5卤12.0cm...