Subarachnoid bolt

Details Subarachnoid bolt Subarachnoid bolt

1982-03-15

1984-03-27

Cohen, Lee S.

Surgery

Truss

Pad

128303R, A61B 500

Patent

active

044387733

ABSTRACT:
A subarachnoid bolt for use in measuring intracranial pressure includes a lower bolt half and an upper bold half which can be screwed into the lower bolt half. A tubular member extends downwardly from the lower bolt half and is adapted to be inserted into a hole formed in a patient's skull. The bolt is securely held in place when the free end of a tubular element carried by the upper bolt half enters the tubular member and cams the lowermost end thereof radially outwardly when the two bolt halves are screwed together.

REFERENCES:
patent: 4062354 (1977-12-01), Taylor et al.
patent: 4186728 (1980-02-01), Van Lofringen

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