Equipments in Anaesthesia

EQUIPMENTS IN ANAESTHESIA1) AMBU ( Artificial Mannucl Breathing Unit)Rubber Begare inlet valueundirectional valvetoxygenFace Mask.inletMax % of O2 that can be delivered c AMBU Bag= 100%It comes in various Sizesneonate 250 mLchildren 500mLAdults- 1-222> FACE MASK- It is used to provide seal for Positive Pressureventlation.4made up of Anti- state Rubber -comes in different size283> GUEDEL'S OROPHAPYNGEAL ALRWAYpresent fall of tongue during anaethesisCorrect size depends upon list BetAngle of Mouth Tragus4) NASOPHARYNGEAL AIRWAYPrevents fall of tonguecorrect size depends upon Distance Betweentip of Nose & Tragus5> LMAL Laryngeal Mask Airway)supraglotic DevicesThey are not defenitive acrwayADVANTAGEeasy to insertThey do not require laryngoscopy on H/SRelaxationcan be used for difficult arway & CPRSize of LMA depend open wt. of pt1-5kg121.55-10k210-20kg-9-2-520 - 301g- 2930-50 kg 3In children50-70Kg - 4In adult70-70019 5>100kg 6Largest possible size of LMA should be Insertedas it forms Better oropharyngeal sealDisadvantageHigher incidence of sore throatC/1 of LMA.1) full stomach pt. eg(D)+TEFRecent meala) Pts having low pulmonary complianceeg. morbidly obese pts.3) Pts. c oral pathologieseg. Pharyngeal abscessLuding anginaInadequate hes/small mouth opening TYPES301> CL ASSICALcan be autoclaved uptel 40 timesTip of LMA correspond to occophegus2) FLEXOMETALLIC IMA -Tube doesn't kink3> FAST TRAC LMA / INTUBATING LMA -Designed for difficult intubation47 PROSEAL LMA-Designed for PPVAnyin gastric pressurecome out throug hdrein tubeDisposable proseal LMA 2 Supreme LMADEAD SPACEDecreasing orderFace Mask LMA> lendotracheal tube> > Tracheostomy 6> LARYNGOSCOPE-H/cly used - Macintosh Blade31straight.MILLER BLADELaryngoscope should to always be held inL3HandInserted fromRside of mouth.Tongue deviated toLsideLaryngoscope blade should never be leveredupon upper IncisorsPosition of Laryngoscopy-8-Extensionaatlanto-accipital Jb.Flexion in neck.sniffingpositionIt brings oral, laryngeal. pharyngeae axis ina straight lineH/c Structures Damaged during Laryngoscopyupper IncisorsSTRESS RESPONSE To LARYNGOSCOPYsympathete responseHTNTachycardia ArrhythmiaResponse can bebyB blockers- opoid'-Deepening anaethesiac volatile agentsLigno caine 7> ENDOTRACHEAL INTUBATION322 most commonly used TubesRED RUBBER TUBEPVC TUBE1> Reusable1) Disposable2> Extensive2) cheap3> Higher tendency to kink2) Less tendency to kenk47MURPHY EYE4)Murphy eye tnts> cuffHigh pressure5) cuff High volumeLow volumeLow pressureDue to high pressure,1chances of tracheal Injurychance of tracheal Injur6> used for shorter duration(8) used for longer duration7> Non-transparent7) Transparent8> Radiolucent8) Radio-opaque =a> they have lower incidencea)incidence of soreof sore throatthroat