High intraocular pressure is usually related to time, season, bad eye habits, abnormal eye structure and other factors. In clinical practice, IOP is often lowered through oral diuretics, topical IOP drops, intravenous hypertonic solutions, etc.; 3, PNT non-invasive IOP lowering: by adding a therapeutic ring to the patient’s eye, the function of the uvea, sclera and trabecular meshwork is improved, thus playing a role in regulating IOP; 4, laser surgery: laser peripheral iridoplasty, diode ciliary body Laser surgery: laser peripheral iridoplasty, diode ciliary coagulation, and other laser surgeries are used to improve the ocular hypertension in some patients with high IOP by changing the structure of the eye; 5.