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Table 16 Mean measurements of trajectory to thalamus (mm) 

From: The foramen ovale: a keyhole to the brain? Computer simulations of percutaneous FO punctures

 

THALAMUS

Access

SubM

Side

Left

Right

Number

3

4

FO

Posterior

Indefinite

TL

157.2 (± 17.9)

150.8 (± 23.1)

ICL

52.5 (± 3.6)

48.1 (± 5.4)

SAGITTAL

15.8° (± 2.9°)

16.7° (± 6.7°)

CORONAR

8.9° (± 5.3°)

12.7° (± 4.2°)

Mandibula

3.3 (± 4.2)

2.1 (± 1.7)

Pterygoid

7.8 (± 1.4)

6.5 (± 3.7)

Petrosus

34.5 (± 4.0)

34.1 (± 4.8)

A. maxilaris

11.5 (± 4.4)

12.4 (± 2.6)

A. carotis

10.0 (± 3.8)

8.9 (± 1.3)

A.cer.med

8.7 (± 0.7)

8.0 (± 5.3)

  1. FO = position of trajectory in foramen ovale, TL = total length of trajectory, ICL = intra cranial length, SAGITTAL = height angle, CORONAR = coronar angle, A.cer.med = cerebri med