.3 -.5 inch perpendicularly

Deep puncture is not advisable

.5 -.8 inch towards the top of the nose

deep needling may puncture the spinal cord

.3 -.5 inch perpendicularly

needling perpendicularly may puncture the lung

Contraindicated in pregnancy

.3 - .5 obliquely

needling deeply or perpendicularly may puncture the lung

.3 - .5 obliquely

needling deeply or perpendicularly may puncture the lung

.3 - .5 obliquely

needling deeply or perpendicularly may puncture the lung

.3 - .5 perpendicularly

needling deeply or perpendicularly may puncture the peritoneal cavity

.5 - .8 perpendicularly

needling deeply or perpendicularly may puncture the peritoneal cavity

.7 - 1 inch perpendicularly

.3 -.5 perpendicularly

moving patient's ankle after needling them could result in a bent needle