Clinical Study of Intrastromal Anti-VEGF Injection for Corneal Neovascularization.

Inclusion Criteria: * Diagnosis: Patients who meet the diagnostic criteria for Herpes Simplex Virus (HSV) keratitis with neovascularization. * Age: Adults aged 18 years or older. * Previous Treatment: Patients who have not undergone other anti-VEGF treatments or corneal surgeries. * Informed Consent: Patients who are capable of understanding and signing an informed consent form, agreeing to participate in the entire study process and to follow the study's follow-up schedule and treatment plan. * Other: Additional criteria as deemed necessary by the investigator. Exclusion Criteria: * Risk of Corneal Perforation: Patients at risk of corneal perforation. * Severe Ocular Surface Dryness: Patients with severe dry eye syndrome. * Systemic Diseases: Patients with systemic diseases that may affect the nervous or immune systems, such as diabetes, rheumatoid arthritis, autoimmune diseases, etc. * Recent Use of Systemic Immunosuppressants: Patients who have recently used systemic immunosuppressive agents. * Poor Compliance: Patients who are unable to follow up on time or adhere to the treatment plan. * Pregnancy or Lactation: Pregnant or nursing women, as their physiological state may affect study outcomes. * Allergy History: Patients with a history of allergies to the study medication or related components. * Other Reasons: Patients deemed by the investigator to have other reasons making them unsuitable for participation in the trial.