. The principles and practice of modern surgery. scissors. Next, he raisessome reddish cellular tissue, and cuts through it in the same manner;and thirdly, he cuts through the muscle; which being divided will exposethe clear white sclerotic. He should be careful to divide perpendicu-larly every fibre which covers the sclerotic, for the extent of half an inch;and if he does so he will find that the patient can move the eye morefreely than before in all other directions, but that he cannot move itdirectly inwards. This is a sign that the operation is complete. After the operation the eye should
. The principles and practice of modern surgery. scissors. Next, he raisessome reddish cellular tissue, and cuts through it in the same manner;and thirdly, he cuts through the muscle; which being divided will exposethe clear white sclerotic. He should be careful to divide perpendicu-larly every fibre which covers the sclerotic, for the extent of half an inch;and if he does so he will find that the patient can move the eye morefreely than before in all other directions, but that he cannot move itdirectly inwards. This is a sign that the operation is complete. After the operation the eye should be protected from cold and light,and any inflammatory symptoms be checked by appropriate it is very rarely succeeded by any untoward symptoms, althoughthe author knows more than one case in which the eyeball suppuratedand burst. This operation may be performed for two purposes. The first is, toget rid of the deformity of the squint. And this purpose is generallyanswered effectually; although it must be confessed that the inner side. MALIGNANT DISEASES OF THE EYE. 357 of the eyeball is apt to project somewhat, and the eye to look large andgoggled. But the patient must make his own choice between this andthe squint. The second purpose is that of strengthening the eye, and enabling thepatient to bring it into use. And this purpose is no doubt answered insome measure, so that both eyes are used for the vision of remote objects,and the patient says that the eye feels stronger and clearer; but it is notlikely to be useful in near vision till after a long time, if at all. More-over, after the operation, it is very common for some degree of doublevision to be complained of. This will be perfectly intelligible when itis considered that objects are viewed by two eyes of different powers andadjustments. But this inconvenience soon passes off, because the patientlearns to neglect the image presented by the weaker eye. SECTION XVII. OF MALIGNANT DISEASES OF THE EYE. I. SciRRHUs
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