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2. Twilight anesthesia - Wikipedia

   en.wikipedia.org/wiki/Twilight_anesthesia

   During surgery or other medical procedures, the patient is under what is known as a "twilight state", where the patient is relaxed and "sleepy", able to follow simple directions by the doctor, and is responsive. Generally, twilight anesthesia causes the patient to forget the surgery and the time right after.

3. Retrobulbar block - Wikipedia

   en.wikipedia.org/wiki/Retrobulbar_block

   A retrobulbar block is a regional anesthetic nerve block in the retrobulbar space, which is the area located behind the globe of the eye.Injection of local anesthetic into this space constitutes the retrobulbar block.

4. Anesthesia for eye surgery - Wikipedia

   en.wikipedia.org/wiki/Anesthesia_for_eye_surgery

   Cataract surgery by phacoemulsification is frequently performed under surface anaesthesia. Facial nerve, which supplies the orbicularis oculi muscle, is blocked in addition for intraocular surgeries. Topical anaesthesia is known to cause endothelial and epithelial toxicity, allergy and surface keratopathy. [citation needed]

5. Sedation - Wikipedia

   en.wikipedia.org/wiki/Sedation

   Sedation scales are used in medical situations in conjunction with a medical history in assessing the applicable degree of sedation in patients in order to avoid under-sedation (the patient risks experiencing pain or distress) and over-sedation (the patient risks side effects such as suppression of breathing, which might lead to death).

6. Cataract surgery - Wikipedia

   en.wikipedia.org/wiki/Cataract_surgery

   Cataract surgery in small animals such as dogs and cats is a routine ophthalmic procedure with a success rate of around 90%, and is usually better for eyes with relatively recent cataract development. The presence of other ocular problems may reduce the success rate. Procedures are similar to those for humans.

7. Procedural sedation and analgesia - Wikipedia

   en.wikipedia.org/wiki/Procedural_sedation_and...

   Procedural sedation and analgesia (PSA) is a technique in which a sedating/dissociative medication is given, usually along with an analgesic medication, in order to perform non-surgical procedures on a patient. The overall goal is to induce a decreased level of consciousness while maintaining the patient's ability to breathe on their own.