Retrobulbar Anesthesia - EyeWiki
Retrobulbar anesthesia is a type of regional anesthetic nerve block in the retrobulbar space, located behind the globe of the eye. The technique was first described in 1884 by Herman Knapp.
Retrobulbar block - Wikipedia
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.
Retrobulbar Anesthetic Blocks: Technique, Risks, and Complications
A retrobulbar injection of an anesthetic agent into the orbital tissue behind the eye is often used as an anesthetic block so that patients have decreased sensation and limited mobility of the eye. The anesthetic effect can last after surgery to produce extended post-surgical pain relief.
EyeRounds.org: Retrobulbar Block, Peribulbar block and …
Retrobulbar blocks are useful methods of achieving anesthesia for intraocular and orbital surgeries. Blocks are good alternatives to general anesthesia when general anesthesia is undesireable or contraindicated.
Retrobulbar Block - StatPearls - NCBI Bookshelf
2024年2月12日 · Identify the anatomical structures, indications, and contraindications of a retrobulbar block. Select the equipment, personnel, preparation, and technique regarding the retrobulbar block. Identify the potential complications and clinical significance of …
Retrobulbar Injection: Technique and Tips - American Academy of ...
2018年9月10日 · In this clinical video, Dr. Julian Perry and colleagues demonstrate their technique for delivering retrobulbar anesthesia. After ensuring the patient’s eye is in primary gaze, palpate the inferior orbital rim while gently pushing up on the globe.
Local and Regional Anesthesia for Ophthalmic Surgery
2024年2月8日 · Traditionally, the gold standard of eye nerve blocks was retrobulbar anesthesia (RBA), with the surgeon performing the nerve block. However, advances in technology and surgical technique, particularly in cataract surgery, have led to the replacement of the older wide-incision techniques (eg, extra-capsular cataract extraction) with minimally ...
Retrobulbar Block: Overview, Periprocedural Care, Technique - Medscape
2022年5月19日 · Retrobulbar block is type of regional anesthetic nerve block used in intraocular surgery. In this technique, local anesthetic is injected into the retrobulbar space, the area located behind the...
Anesthesia in Vitreoretinal Surgery - EyeWiki
Retrobulbar or intraconal block is performed by advancing a needle tip inside the muscle cone and injecting a low volume (4-5mL) of local anesthesia (Figure 1). Retrobulbar blocks are highly effective and induce a rapid onset of analgesia and akinesia.
Retrobulbar block - American Academy of Ophthalmology
2024年5月8日 · Retrobulbar block. A 1.25‑inch, 25- or 27‑gauge needle is inserted at the inferotemporal orbital rim at a point in line with the lateral limbus (A). The needle is advanced tangential to the globe and parallel to the bony floor of the orbit, which inclines at an angle of 10 degrees from the transverse plane (B1).