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According to one of the references an 257227000|Anesthetic laryngoscope (physical object)| is a duplicate of 706013009 |Intubation laryngoscope (physical object)|. I'm in doubt if it is a real duplicate or if a anesthetic laryngoscope is a kind of intubation laryngoscope. In that case the anesthetic laryngoscope should be a descendant of the intubation laryngoscope.

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  1. This question was submitted via CRS. Please review and advise. Thank you. Monica

  2. It would be good to know if the authors of the classification had any particular intent for these terms. Is there anything which makes the intent behind the terms "intubating" and "anaesthetic" clearer? 

    Both of the terms are children of Laryngoscope, device (physical object) (44738004):
    - Intubation laryngoscope (706013009) is also a child of Artificial airway device (physical object) (706207008). Artificial airway device (physical object) (706207008) itself contains a mix of devices which provide an airway and devices which facilitate maintenance of an airway. This would have to be resolved if amalgamating the two terms
    - Anesthetic Laryngoscope 257227000 is itself an odd one, its only child seems to be "Fiberlight anesthetic laryngoscope", and "Fiberlight (R)" looks to be a trademark for a group of laryngoscopes which place the lamp at the base of the blade and use a fibreoptic light guide. I've never knowingly seen one of these (but I don't think it would be particularly memorable in any case).

    When I hear "intubating laryngoscope", I think of gadgets like the Airtraq which have a dedicated guide for an ETT  and are particularly specialised for intubation - these would then be a subset of other laryngoscopes. Pretty much any laryngoscope can be used to aid intubation though, so I don't know if "intubating" is all that useful a qualifier.

    On the face of it, Fiberlight anesthetic laryngoscope (physical object) 257228005 is messy, the term can be used to apply to Miller, Macintosh and Phillips blades (https://www.mercurymed.com/catalogs/ADR_Laryngoscopes.pdf) - I don't know that it adds much (I'm interested that you used a Miller blade, but I don't care which technology powered its light) and it's proprietary.

    I think there's a case for rolling Anesthetic Laryngoscope (257227000) into Intubation laryngoscope (706013009). Whether Fiberlight is a useful distinction to keep is open to discussion (as we move towards videolaryngoscopy the whole issue may become moot)...