Volume 1

Observations on that disorder of the corner of the eye, commonly called fistula lachrymalis / by Percivall Pott.

Percivall Pott

Date:: 1758

Credit: Observations on that disorder of the corner of the eye, commonly called fistula lachrymalis / by Percivall Pott. Source: Wellcome Collection.

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84/92 page 76

[7 6] chrymaliSj and not to pufh it too far in¬ to the nofe, for fear of injuring the os fpongiofum, behind which it breaks its way : that the inftrument is got through will be known by the flux of blood from the noftril, and the eruption of air from the wound upon blowing the nofe. I have always ufed the curved trocar? which has anfwered the purpofe exceed¬ ing well, and from which I have never found any inconvenience 5 it fhould be about the fmalleft fize of thofe generally made ufe of in the afcites, and the point ✓ fhould be dire&ed obliquely downwards from the angle of the eye toward the note. The moft precife direction in this part of the operation will be of but lit¬ tle ufe to him who has no idea of the natural ftrufture and difpofition of the parts concerned, and who ought there¬ fore to get fuch information as foon as he can 5 but whoever is at all acquainted with

Observations on that disorder of the corner of the eye, commonly called fistula lachrymalis / by Percivall Pott.

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