Suitable for minimally invasive posterior thoracolumbar spine operaion.
Master 7 system show a new minimally invasive technology and concept;
Reverse screw design avoids slipping, get better holding force;
Flexible minimally invasive pathway, conducive to adjustment and increase vision field;
Hollow double section thread design can get a good control effect on osteoporosis.
Human engineering design tools, more comfortable, more convenient to install;
Used with 5.5mm(diameter)connecting rod.