The surgical treatment of orbital complications in disease of the nasal accessory sinuses / by Arnold Knapp.

  • Knapp, Arnold Herman, 1869-1956.
Date:
[1908]
Catalogue details

Licence: In copyright

Credit: The surgical treatment of orbital complications in disease of the nasal accessory sinuses / by Arnold Knapp. Source: Wellcome Collection.

Provider: This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)

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    are left nntlisturbed. In some cases diplopia \yas noted for a few days. This always disappeared and all pa- tients were carefully examined for diplopia with a col- ored slass and a candle, especially in the lower part of the field. I have performed twenty-two operations according to this method which can be described as a modified com- bination of the Jansen and Knhnt methods. In recent years, Killian's method has become deservedly popular. It has seemed to me, however, that the Killian operation has certain objections, at least for this class of cases. Fig. .3.—Partial resectiou of anterior wall in the cases In which the sinus extends high up. Thus it can be simplified if the trochlea be systematic- ally dislodged. The entire floor of the frontal sinus can then be easily removed from below. In the healing process it is also of advantage if the entire bony floor is removed for then the cavity, especially at its outer part, has a better chance to obliterate. In many patients with a broad access from below a window resection of the anterior bony wall of the frontal sinus is not neces- sary unless the sinus is an unusually high one. This window does not need to include most of the anterior