General or Neuraxial Anesthesia (867)    NLM VALUE SETS (802.2)

Anesthesia for procedure on thoracic esophagus (procedure)

Anesthesia for lens surgery (procedure)

Anesthesia for procedure on male external genitalia (procedure)

Anesthesia for phleborrhaphy on veins of upper arm and elbow (procedure)

Anesthesia for arthroscopic procedure of elbow joint (procedure)

Anesthesia for any procedure on trachea (procedure)

Anesthesia for procedure on salivary glands (procedure)

Anesthesia for reduction mammoplasty (procedure)

Anesthesia for injection procedure for lumbar myelography (procedure)

Anesthesia for procedure on lumbosacral spinal cord (procedure)

Anesthesia for procedure on upper anterior abdominal wall (procedure)

Anesthesia for intracranial vascular procedure (procedure)

Dental application of desensitizing medicament (procedure)

Anesthesia for radical orchiectomy, abdominal (procedure)

Supplementary agent, anesthetic (procedure)

Anesthesia for inferior vena cava ligation (procedure)

Anesthesia for abdominal wound dehiscence (procedure)

Anesthesia for procedures on labia, vagina, cervix or endometrium (procedure)

Injection of anesthetic agent into trigeminal nerve (procedure)

Anesthesia for pulmonary resection with thoracoplasty (procedure)

Anesthesia for burr holes (procedure)

Anesthesia for radical resection of shoulder (procedure)

Anesthesia for procedure on forearm, wrist or hand (procedure)

Anesthesia for procedure on arteries of lower leg with bypass graft (procedure)

Local anesthesia, by infiltration (procedure)

Anesthesia for insertion of penile prosthesis, perineal approach (procedure)

Inhalation anesthesia, machine system, closed, no rebreathing of primary 
agent (procedure)

Anesthesia for closed procedure on knee joint (procedure)

Anesthesia for mediastinoscopy (procedure)

Anesthesia for procedure on thoracic spine (procedure)

Anesthesia for laparoscopic procedure on upper abdomen (procedure)

Injection of anesthetic agent into brachial plexus (procedure)

Anesthesia for a bypass graft on arteries of shoulder and axilla (procedure)

Anesthesia for total hip replacement (procedure)

Anesthesia for hernia repair in lower abdomen (procedure)

Anesthesia for hernia repair in upper abdomen (procedure)

Anesthesia for procedure on knee (procedure)

Anesthesia for burr holes for ventriculography (procedure)

Anesthesia for procedure on arteries of knee (procedure)

Anesthesia for endoscopic procedure on thorax, chest, shoulder and axilla 
(procedure)

Anesthesia for partial rib resection (procedure)

Anesthesia for lower abdominal procedure (procedure)

Anesthesia for adrenalectomy (procedure)

Anesthesia for any cast procedure involving knee joint (procedure)

Anesthesia for anorectal endoscopy (procedure)

Anesthesia for cesarean section (procedure)

Anesthesia for closed procedure involving symphysis pubis (procedure)

Anesthesia for posterior cervical laminectomy in sitting position (procedure)

Anesthesia for arthroscopic procedure of ankle joint (procedure)

Anesthesia for radical intraoral surgery (procedure)

Anesthesia for thoracotomy procedure involving diaphragm (procedure)

Anesthesia for thoracoscopy (procedure)

Anesthesia for tenodesis, rupture of long tendon of biceps (procedure)

Anesthesia for reconstructive procedure on breast (procedure)

Anesthesia for pectus excavatum (procedure)

General anesthesia (procedure)

Anesthesia for endoscopic procedure on lower extremity (procedure)

Anesthesia for laparoscopic procedure on abdomen (procedure)

Anesthesia for radical perineal procedure (procedure)

Anesthesia for procedure on pelvis (procedure)

Anesthesia for disarticulation at knee (procedure)

Anesthesia for shunt revision, dialysis (procedure)

Anesthesia for lumbar sympathectomy (procedure)

Anesthesia for procedure on cervical spine (procedure)

Anesthesia for injection procedure for posterior cranial fossa myelography 
(procedure)

Anesthesia for extensive spine procedure (procedure)

Anesthesia for thoracotomy procedure involving mediastinum (procedure)

Anesthesia for procedure on pericardium with pump oxygenator (procedure)

Anesthesia for total wrist replacement (procedure)

Anesthesia for upper abdominal procedure (procedure)

Anesthesia for pneumocentesis (procedure)

Anesthesia for excision of lesion of humerus (procedure)

Anesthesia for amniocentesis (procedure)

Anesthesia for vaginal hysterectomy (procedure)

Anesthesia for excision and repair of popliteal aneurysm (procedure)

Anesthesia for procedure on veins of knee and popliteal area (procedure)

Anesthesia for radical procedure on humerus and elbow (procedure)

Anesthesia for intrathoracic procedure (procedure)

Anesthesia for popliteal thromboendarterectomy (procedure)

Anesthesia for procedure on thoracic spinal cord (procedure)

Anesthesia for thoracoplasty (procedure)

Anesthesia for axillary-brachial aneurysm (procedure)

Anesthesia for transabdominal repair of diaphragmatic hernia (procedure)

Anesthesia for phleborrhaphy on veins of forearm, wrist and hand (procedure)

Anesthesia for partial hepatectomy (procedure)

Anesthesia for closed procedure involving sacroiliac joint (procedure)

Anesthesia for procedure on integumentary system of head and neck (procedure)

Anesthesia for shoulder spica procedure (procedure)

Anesthesia for thoracotomy procedure involving pleura (procedure)

Anesthesia for electroconvulsive therapy (procedure)

Anesthesia for procedure on veins of forearm, wrist and hand (procedure)

Anesthesia for radical orchiectomy, inguinal (procedure)

Anesthesia for procedure on arteries of shoulder and axilla (procedure)

Anesthesia for radical procedure on breast (procedure)

Anesthesia for radical hysterectomy (procedure)

Injection of anesthetic agent into spinal accessory nerve (procedure)

Anesthesia for renal procedure (procedure)

Anesthesia for vitrectomy (procedure)

Anesthesia for perineal prostatectomy (procedure)

Anesthesia for excision of retropharyngeal tumor (procedure)

Anesthesia for repair of ruptured Achilles tendon (procedure)

Anesthesia for procedure on arteries of upper arm and elbow (procedure)

Anesthesia for injection procedure for cervical myelography (procedure)

Anesthesia for omphalocele (procedure)

Inhalation anesthesia, machine system, semi-closed, circulation of primary 
agent and gases (procedure)

Anesthesia for vaginal delivery (procedure)

Anesthesia for open procedure on bones of lower leg, ankle and foot (procedure)

Anesthesia for angioplasty (procedure)

Anesthesia for procedure on lower extremity (procedure)

Anesthesia for injection procedure for cervical discography (procedure)

Anesthesia for vertebral arteriograms (procedure)

Anesthesia for procedure on bony pelvis (procedure)

Anesthesia for radical surgery on nose (procedure)

Anesthesia for mastectomy with internal mammary node dissection (procedure)

Anesthesia for intraperitoneal procedure in lower abdomen (procedure)

Anesthesia for colpectomy (procedure)

Anesthesia for a normal healthy patient (procedure)

Anesthesia for pelvic exenteration (procedure)

Anesthesia for biopsy of male genital system (procedure)

Anesthesia for transvenous umbrella insertion (procedure)

Anesthesia for upper gastrointestinal endoscopic procedure (procedure)

Anesthesia for procedure on thorax or chest (procedure)

Anesthesia for closed procedure on lower leg (procedure)

Anesthesia for panniculectomy (procedure)

Anesthesia for colporrhaphy (procedure)

Anesthesia for procedure on external ear (procedure)

Anesthesia for procedure on veins of lower leg (procedure)

Anesthesia for intrathoracic repair of trauma to trachea and bronchi (procedure)

Anesthesia for decortication of pleura (procedure)

Anesthesia for embolectomy on arteries of forearm, wrist and hand (procedure)

Anesthesia for iridectomy (procedure)

Anesthesia for a patient with severe systemic disease, life threatening 
(procedure)

Anesthesia for procedure on undescended testis (procedure)

Anesthesia for arthroscopic procedure of knee joint (procedure)

Anesthesia for pancreatectomy, total (procedure)

Anesthesia for procedure on arteries of knee and popliteal area (procedure)

Anesthesia for procedure on upper arm (procedure)

Anesthesia for endoscopic procedure (procedure)

Anesthesia for anorectal procedure (procedure)

Anesthesia for ventral or incisional hernia repair, lower abdomen (procedure)

Injection of anesthetic agent into celiac plexus with radiologic monitoring 
(procedure)

Anesthesia for transurethral procedure (procedure)

Anesthesia for femoral artery ligation (procedure)

Anesthesia for procedure on middle and inner ear (procedure)

Anesthesia for procedure on axilla (procedure)

Anesthesia for cervical cerclage (procedure)

Anesthesia for open procedure on humerus and elbow (procedure)

Anesthesia for procedure on lower anterior abdominal wall (procedure)

Anesthesia for procedure on clavicle and/or scapula (procedure)

Anesthesia for total ankle replacement (procedure)

Anesthesia for femoral arteriograms, retrograde (procedure)

Anesthesia for axillary-femoral bypass graft (procedure)

Anesthesia for tenotomy, elbow to shoulder, open (procedure)

Intravenous anesthesia (procedure)

Anesthesia for percutaneous liver biopsy (procedure)

Anesthesia for arteriovenous fistula of veins of knee and popliteal area 
(procedure)

Anesthesia for heart/lung transplant (procedure)

Anesthesia for closed procedure on ankle (procedure)

Anesthesia for corneal transplant (procedure)

Anesthesia for procedure on lower leg (procedure)

Anesthesia for transurethral resection of prostate (procedure)

Anesthesia for interpelviabdominal, hindquarter amputation (procedure)

Anesthesia for radical surgery on facial bones (procedure)

Anesthesia for needle biopsy of thyroid (procedure)

Anesthesia for femoral artery embolectomy (procedure)

Anesthesia for any procedure on larynx (procedure)

Anesthesia for radical surgery on nose and accessory sinuses (procedure)

Anesthesia for procedure on upper leg (procedure)

Anesthesia for interthoracoscapular, forequarter amputation (procedure)

Anesthesia for gastrocnemius recession (procedure)

Anesthesia for carotid arteriograms (procedure)

Anesthesia of intracranial nerve (procedure)

Anesthesia for procedure on head and neck (procedure)

Anesthesia for pleurectomy (procedure)

Anesthesia for computerized axial tomography scan (procedure)

Anesthesia for procedure on breast (procedure)

Anesthesia for arthroscopic procedure of shoulder joint (procedure)

Anesthesia for lumbar or ventral incisional hernia of upper abdomen (procedure)

Local anesthesia, surface, by refrigerant (procedure)

Anesthesia for thoracotomy procedure involving lungs (procedure)

Anesthesia for procedure on neck (procedure)

Anesthesia for any procedure on thyroid (procedure)

Anesthesia for procedure on spine (procedure)

Anesthesia for open procedure involving symphysis pubis (procedure)

Anesthesia for radical resection of bones of lower leg, ankle and foot 
(procedure)

Anesthesia for intracranial procedure (procedure)

Anesthesia for total knee replacement (procedure)

Anesthesia for needle biopsy of pleura (procedure)

Anesthesia for procedure on cervical spinal cord (procedure)

Injection of anesthetic agent into facial nerve (procedure)

Anesthesia for open procedure on knee joint (procedure)

Anesthesia for heart transplant (procedure)

Regional IV administration of local anesthetic agent, extremity (procedure)

Anesthesia for tenoplasty, elbow to shoulder (procedure)

Anesthesia for subdural taps (procedure)

Anesthesia for repair of arteriovenous fistula (procedure)

Anesthesia for transurethral resection of bladder tumor (procedure)

Anesthesia for procedure on arteries of forearm, wrist and hand (procedure)

Anesthesia for osteotomy of humerus (procedure)

Anesthesia for closed procedure on radius, ulna, wrist or hand bones (procedure)

Anesthesia for esophagoscopy (procedure)

Anesthesia for augmentation mammoplasty (procedure)

Anesthesia for magnetic resonance imaging scan (procedure)

Anesthesia for liver transplant, recipient (procedure)

Anesthesia for endoscopic procedure on head and neck (procedure)

Anesthesia for transvenous pacemaker insertion (procedure)

Anesthesia for vulvectomy (procedure)

Anesthesia for procedure on thorax, chest, shoulder AND/OR axilla (procedure)

Anesthesia for procedure on spine AND/OR spinal cord (procedure)

Inhalation anesthesia, machine system, closed, rebreathing of primary agent 
(procedure)

Anesthesia for a moribund patient requiring operation (procedure)

Anesthesia for abdominoperineal resection (procedure)

Anesthesia for procedure on nose and accessory sinuses (procedure)

Anesthesia for shoulder cast procedure (procedure)

Anesthesia for thoracolumbar sympathectomy (procedure)

Anesthesia for colpotomy (procedure)

Anesthesia for repair of malunion or nonunion of humerus (procedure)

Non-local anesthesia procedure (procedure)

Anesthesia for procedure on head (procedure)

Anesthesia for procedure on thorax (procedure)

Anesthesia for procedure on perineum (procedure)

Anesthetic without surgery (procedure)

Anesthesia for tympanotomy (procedure)

Anesthesia for bronchoscopy (procedure)

Inhalation anesthetic using muscle relaxant (procedure)

Local anesthetic nerve block of cranial nerve or ganglion (procedure)

Local anesthetic cranial nerve block (procedure)

Electronic dental anesthesia (procedure)

Brachial plexus block by interscalene approach (procedure)

Brachial plexus block by supraclavicular approach (procedure)

Brachial plexus block by infraclavicular approach (procedure)

Brachial plexus block by axillary approach (procedure)

Local anesthetic coccygeal nerve block (procedure)

Local anesthetic ophthalmic nerve block (procedure)

Chemotherapy administration, subcutaneous, with local anesthesia (procedure)

Local anesthetic supraorbital nerve block (procedure)

Local anesthetic supratrochlear nerve block (procedure)

Local anesthetic nasociliary nerve block (procedure)

Local anesthetic long ciliary nerve block (procedure)

Local anesthetic anterior ethmoidal nerve block (procedure)

Local anesthetic maxillary nerve block (procedure)

Local anesthetic infraorbital nerve block (procedure)

Intraoral approach to local anesthetic infraorbital nerve block (procedure)

Extraoral approach to local anesthetic infraorbital nerve block (procedure)

Local anesthetic posterior superior alveolar nerve block (procedure)

Anesthesia for total shoulder replacement (procedure)

Local anesthetic middle superior alveolar nerve block (procedure)

Local anesthetic anterior superior alveolar nerve block (procedure)

Local anesthetic long buccal nerve block (procedure)

Local anesthetic mandibular nerve block (procedure)

Local anesthetic inferior alveolar nerve block (procedure)

Intraoral approach to local anesthetic inferior alveolar nerve block (procedure)

Extraoral approach to local anesthetic inferior alveolar nerve block (procedure)

Local anesthetic incisive canal nerve block (procedure)

Local anesthetic lingual nerve block (procedure)

Local anesthetic auriculotemporal nerve block (procedure)

Anesthesia for procedure on perineum and pelvis (procedure)

Local anesthetic masseter nerve block (procedure)

Local anesthetic mental nerve block (procedure)

Intraoral approach to local anesthetic mental nerve block (procedure)

Extraoral approach to local anesthetic mental nerve block (procedure)

Local anesthetic facial nerve block van Lint (procedure)

Local anesthetic facial nerve block O'Brien (procedure)

Local anesthetic glossopharyngeal nerve block (procedure)

Local anesthetic intravenous regional block of arm (procedure)

Local anesthetic intravenous regional block of leg (procedure)

Spinal subdural local anesthetic block (procedure)

Anesthesia for modified radical procedure on breast (procedure)

Cervical subdural block (procedure)

Thoracic subdural block (procedure)

Lumbar subdural block (procedure)

Combined spinal/epidural local anesthetic block (procedure)

Combined spinal/epidural technique with needles at separate spaces (procedure)

Combined spinal/epidural technique - spinal needle through Tuohy needle 
(procedure)

Injection of local anesthetic into joint (procedure)

Dorsal root ganglion block (procedure)

Infiltration of local anesthetic to subcutaneous tissue (procedure)

Intradermal infiltration of local anesthetic (procedure)

Anesthesia for laparoscopic procedure on lower abdomen (procedure)

Intradermal infiltration of local anesthetic and steroid (procedure)

Intramuscular infiltration of local anesthetic (procedure)

Fracture infiltration with local anesthetic (procedure)

Scalp infiltration with local anesthetic (procedure)

Skin infiltration of local anesthetic (procedure)

Scar infiltration of local anesthetic (procedure)

Trigger point infiltration of local anesthetic (procedure)

Local anesthetic dental infiltration (procedure)

Buccal infiltration of local anesthetic (procedure)

Lingual infiltration of local anesthetic (procedure)

Anesthesia for cystolithotomy (procedure)

Palatal infiltration of local anesthetic (procedure)

Interpapillary infiltration of local anesthetic (procedure)

Intraligamental periodontal anesthesia (procedure)

Intraosseous anesthesia for dental surgery (procedure)

Intrapulpal anesthesia (procedure)

Topical local anesthetic to skin (procedure)

Topical local anesthetic to mucous membrane (procedure)

Topical local anesthetic to eye (procedure)

Topical local anesthetic to upper airway (procedure)

Moffats anesthesia of the nose (procedure)

Anesthesia for procedure on lower abdominal wall (procedure)

Topical local anesthetic to nose (procedure)

Topical local anesthetic to tracheal mucosa (procedure)

Local anesthetic spray to tracheal mucosa (procedure)

Cricothyroid injection of local anesthetic (procedure)

Topical local anesthetic to vocal cords (procedure)

Topical local anesthetic to larynx (procedure)

Topical local anesthetic to oropharynx (procedure)

Topical local anesthetic to laryngopharynx (procedure)

Topical local anesthetic to wound (procedure)

Topical local anesthetic to peritoneal cavity (procedure)

Anesthesia for hysteroscopy (procedure)

Topical local anesthetic to urethra (procedure)

Rapid sequence induction (procedure)

Maintenance of general anesthesia (procedure)

Total intravenous anesthesia (procedure)

Neuroleptanalgesia (procedure)

Analgesic technique (procedure)

Inhalational analgesia (procedure)

Diagnostic local anesthesia infiltration (procedure)

Local anesthetic nerve block (procedure)

Endotracheal anesthesia (procedure)

Anesthesia for intestinal endoscopic procedure (procedure)

Operative local anesthesia (procedure)

Operative general anesthesia (procedure)

Inhalation general anesthesia (procedure)

General anesthesia and muscle relaxant (procedure)

Local anesthetic thoracic epidural block (procedure)

Local anesthetic intravenous regional block (procedure)

Local anesthetic nerve block around spinal cord meninges (procedure)

Local anesthetic sympathetic nerve block (procedure)

Neurolytic nerve block around spinal cord meninges (procedure)

Wound infiltration of local anesthetic (procedure)

Anesthesia for total elbow replacement (procedure)

Anesthesia for open procedure involving sacroiliac joint (procedure)

Local anesthetic block of sympathetic nerve or ganglion (procedure)

Local anesthetic block of nerve plexus (procedure)

Anesthesia for procedure on extremity (procedure)

Anesthesia for procedure on trunk (procedure)

Topical local anesthetic (procedure)

Local anesthesia (procedure)

Monitored anesthesia care sedation (procedure)

Administration of anesthesia (procedure)

Autonomic nerve plexus block (procedure)

Neuraxial nerve block (procedure)

Supplementary measure, anesthetic (procedure)

Infiltration of perineum with local anesthetic (procedure)

Administration of anesthesia for procedure (procedure)

Intracameral anesthesia (procedure)

Dissociative anesthesia (procedure)

Topical anesthesia for procedure on eye (procedure)

Local anesthesia for procedure on eye (procedure)

Modified rapid sequence induction (procedure)

High dose opiate anesthesia (procedure)

Target controlled total intravenous anesthesia (procedure)

Administration of inhalation anesthetic using endotracheal tube (procedure)

Anesthesia for spinal fluid shunting procedure (procedure)

Anesthesia for procedures on lymphoid tissue of neck (procedure)

Anesthesia for shoulder disarticulation (procedure)

Anesthesia for pancreatectomy, partial (procedure)

Anesthesia for closed procedure on foot (procedure)

Injection of spinal anesthetic agent for analgesia (procedure)

Anesthesia for procedure on facial bones (procedure)

Relaxant, induction and maintenance (procedure)

Anesthesia for closed procedure on humerus and elbow (procedure)

Anesthesia for electrical conversion of arrhythmias (procedure)

Anesthesia for procedure on upper extremity (procedure)

Anesthesia for intracranial procedure in sitting position (procedure)

Anesthesia for endoscopic procedure on perineum and pelvis (procedure)

Anesthesia for orchiopexy (procedure)

Anesthesia for procedure on cervical esophagus (procedure)

Anesthesia for ophthalmoscopy (procedure)

Anesthesia for radical surgery on clavicle and/or scapula (procedure)

Anesthesia for total cystectomy (procedure)

Anesthesia for procedure on great vessels of chest with pump oxygenator 
(procedure)

Central block anesthesia (procedure)

Stellate block anesthesia (procedure)

Anesthesia for hip disarticulation (procedure)

Anesthesia for procedure on major vessels of neck (procedure)

Anesthesia for embolectomy on arteries of upper arm and elbow (procedure)

Anesthesia for procedures on perineal integumentary system (procedure)

Anesthesia for procedure in lumbar region (procedure)

Injection of anesthetic agent into stellate ganglion (procedure)

Anesthesia for spinal cord procedure (procedure)

Anesthesia for procedure on shoulder (procedure)

Anesthesia for a patient with severe systemic disease (procedure)

Anesthesia for cast procedure on forearm, wrist or hand (procedure)

Anesthesia for plastic repair of cleft lip (procedure)

Anesthesia for a patient with mild systemic disease (procedure)

Anesthesia for renal transplant, recipient (procedure)

Anesthesia for intraperitoneal procedure in upper abdomen (procedure)

Inhalation anesthesia, machine system, closed, circulation of primary agent 
(procedure)

Anesthesia for procedure on lower posterior abdominal wall (procedure)

Anesthesia for cesarean hysterectomy (procedure)

Anesthesia for complete amputation of penis (procedure)

Anesthesia for biopsy of clavicle (procedure)

Anesthesia for procedure on nose (procedure)

Anesthesia for endoscopic procedure on upper extremity (procedure)

Anesthesia for total hip revision (procedure)

Anesthesia for culdoscopy (procedure)

Anesthesia for post-transurethral resection bleeding (procedure)

Anesthesia for open procedure on radius, ulna, wrist or hand bones (procedure)

Regional anesthesia (procedure)

Inhalation anesthesia, machine system, semi-closed, rebreathing of primary 
agent (procedure)

Anesthesia for intraoral procedure (procedure)

Anesthesia for otoscopy (procedure)

Anesthesia for lower leg cast procedure (procedure)

Inhalation anesthesia, machine system, semi-closed, no rebreathing of primary 
agent (procedure)

Anesthesia for brachial arteriograms, retrograde (procedure)

Anesthesia for procedures on eye (procedure)

Anesthesia for procedure on veins of upper arm and elbow (procedure)

Anesthesia for procedures on seminal vesicles (procedure)

Anesthesia for chemonucleolysis (procedure)

Anesthesia for radical surgery on accessory sinuses (procedure)

Anesthesia for procedure on upper posterior abdominal wall (procedure)

Anesthesia for procedure on heart with pump oxygenator (procedure)

Anesthesia for placement of Harrington rod (procedure)

Anesthesia for injection procedure for lumbar discography (procedure)

Anesthesia for procedure on abdomen (procedure)

Introduction of Intracirculatory Anesthetic into Peripheral Vein, Open Approach

Introduction of Inhalation Anesthetic into Respiratory Tract, Via Natural 
or Artificial Opening Endoscopic

Introduction of Regional Anesthetic into Spinal Canal, Percutaneous Approach

Introduction of Regional Anesthetic into Epidural Space, Percutaneous Approach

Introduction of Regional Anesthetic into Peripheral Nerves and Plexi, Percutaneous 
Approach

Introduction of Regional Anesthetic into Cranial Nerves, Percutaneous Approach

Introduction of Intracirculatory Anesthetic into Peripheral Vein, Percutaneous 
Approach

Introduction of Intracirculatory Anesthetic into Central Vein, Open Approach

Introduction of Intracirculatory Anesthetic into Central Vein, Percutaneous 
Approach

Introduction of Intracirculatory Anesthetic into Peripheral Artery, Open 
Approach

Introduction of Intracirculatory Anesthetic into Peripheral Artery, Percutaneous 
Approach

Introduction of Intracirculatory Anesthetic into Central Artery, Open Approach

Introduction of Intracirculatory Anesthetic into Central Artery, Percutaneous 
Approach

Introduction of Inhalation Anesthetic into Respiratory Tract, Via Natural 
or Artificial Opening