 Once the decompression was inspected with a double ball dissector and all found to be completely decompressed, and the dura bulged at the interspace, and pulsated, then a Bengal cage was filled with the patient's own bone elements and fusion putty and countersunk into position, and was quite tightly applied. 
Once the decompression was inspected with a double ball dissector and all found to be completely decompressed , and the dura bulged at the interspace , and pulsated , then a Bengal cage was filled with the patient 's own bone elements and fusion putty and countersunk into position , and was quite tightly applied .