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BURR HOLES SHUNT POINTS

BURR HOLES SHUNT POINTS:

 1. Keen’s Point : This is Parietal Burr hole – 3 cm above and 3 cm behind the external auditory meatus.

 Direction of canula – Perpendicular to the cortex and slightly cephalic

Length of insertion about 4 to 5 cm. 

 2. Kocher’s Point : Frontal Burr hole – 2 to 3 cm lateral to mid line and 1 cm anterior to coronal suture in  the mid pupilary line.

 Direction of canula – Coronal plane towards ipsilaterl inner canthus and AP plane towards EAM. 

Length of insertion about 5 to 6 cm. 

3. Dandy’s point : Occipital burrhole – 2 cm lateral to the midline and 3 cm above the inoin. In infants this usually corresponds with the lambdoid suture in the mid pupillary line. 

Direction of canula – Perpendicular to the cortex and slightly cephalic. 

Length of insertion about 4 to 5 cm. 

4. Frazier’s point : 3 to 4 cm lateral to the midline and 6 cm above the inion.

Direction of canula – Perpendicular to the cortex. 

Length of insertion about 4 to 5 cm. 

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April 20, 2012 - Posted by | Surgery

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