spinal anesthesia needle insertion technique in uterus fibroid surgery скачать в хорошем качестве

spinal anesthesia needle insertion technique in uterus fibroid surgery

Spinal anesthesia needle insertion technique Spinal anesthesia is a type of regional anesthesia that involves injecting a local anesthetic into the subarachnoid space the fluid-filled area surrounding the spinal cord to block nerve signals, usually from the waist down. It's commonly used for surgeries involving the lower abdomen, pelvis, and lower limbs. Key Features of Spinal Anesthesia: Site of injection: Into the subarachnoid space, typically between L3–L4 or L4–L5 vertebrae Onset: Rapid (usually within 2–5 minutes) Duration: Varies with the drug used, typically 1.5–4 hours Level of block: Depends on drug type, dose, and patient positioning Drugs used: Bupivacaine, Lidocaine, Tetracaine often with adjuvants like fentanyl or epinephrine Common Uses: Cesarean section Lower limb surgeries e.g., hip/knee replacements Urological procedures (e.g., TURP) Anorectal surgeries Advantages: Rapid onset Requires a small drug dose Patient remains conscious (can be preferable in certain surgeries Less systemic toxicity Avoids airway manipulation beneficial in patients with difficult airways Risks and Complications: Hypotension due to sympathetic block Bradycardia Post-dural puncture headache (PDPH) Back pain Urinary retention High spinal block if drug migrates too high—can affect breathing Neurological injury rare Before the Procedure: Pre-load with IV fluids to reduce risk of hypotension Monitor vital signs Informed consent is essential strile technique Spinal Anesthesia, Subarachnoid Block, Neuraxial Anesthesia, Bupivacaine, Lidocaine, Regional Anesthesia, Anesthesia Tutorial, Anesthesia for Cesarean, Spinal Block, Medical Education, Nursing Education, Anesthesiology, Anesthesia Complications, Post Dural Puncture Headache, PDPH, Hypotension Anesthesia, Local Anesthetic #spinal_anesthesia #Regional_block #prepherial_block subscribe medpractice education channel