BIX-J5S Electronic Airway Trainer: Turning Every Alarm Into a Teaching Moment

Most intubation trainers accept a tube and say nothing. BIX-J5S is built the other way round: it reports what the trainee just did. Correct placement produces an electronic display, a music prompt, inflation of both lungs and a fixed tube; incorrect technique produces a distinct display and warning — either because the tube went into the stomach, or because the laryngoscope pressed on the teeth. It also permits pupil comparison and marks the cricothyroid membrane puncture site. This guide sets out how to run a session that uses those signals rather than ignoring them.

Read the alarms before you teach on them

Both lungs inflate, tone sounds, tube holds. That is a pass. The trainee should still verbalise depth and auscultation points, because the model confirms placement electronically and a patient does not.

Stomach inflation. The tube is in the oesophagus. This is the single most dangerous error in the set, and the model flags it immediately. Make the trainee withdraw, re-oxygenate and re-attempt rather than simply pulling the tube back — the habit you want is a full re-attempt with a plan.

Teeth pressure. The laryngoscope blade is being used as a lever. In a patient this fractures incisors and, more importantly, signals that the blade is not in the vallecula. Correct the hand position before the next attempt.

Pupil comparison. Useful for the sedation-and-paralysis conversation: the trainee checks pupils before and after the attempt and states what a change would mean.

A 40-minute session that transfers

1. 0–5 minutes: plan out loud. Trainee states indication, blade choice, tube size, and the failed-intubation trigger. No hands on the model yet.
2. 5–15 minutes: first attempt, no coaching. Instructor records which alarm fires and when. Silence is part of the design.
3. 15–25 minutes: correction loop. The trainee repeats the attempt, this time narrating landmarks: tongue, vallecula, epiglottis, cords.
4. 25–32 minutes: nasal route. Nasal intubation on the same model, with attention to the plane of the tube and the resistance that means "stop".
5. 32–38 minutes: cricothyroid landmark. Locate the membrane by palpation and mark it. This is a rescue skill and belongs in the same session, not a separate course.
6. 38–40 minutes: debrief. Which alarm fired, why, and what the trainee will change next time.

What the evidence says about this kind of practice

Cricoid pressure and airway handling are skills that improve with simulation-based instruction rather than lecture alone; a meta-analysis of cricoid pressure training found simulation superior to non-simulation teaching for technique accuracy [1]. Structured airway programmes built on part-task trainers have been shown to raise the performance of junior physicians on a defined skill set [2]. The relevant point for BIX-J5S is narrower: feedback-linked practice is what makes those gains stick, which is why an alarm-bearing trainer earns its place over a silent one.

What BIX-J5S does not teach

• No tissue realism at the cords. Silicone and plastic do not reproduce the feel of a swollen glottis or a fixed epiglottis.
• No desaturation consequence. There is no simulated SpO₂ fall, so the trainee does not feel time pressure.
• No video laryngoscope integration out of the box. Ask whether the airway accepts a video blade if your programme uses one.
• No paediatric mode. This is an adult trainer; paediatric and neonatal heads are separate units.

Buying notes

1. Confirm the power and language of prompts. Electronic trainers have fixed prompt languages on most production runs.
2. Ask whether spare teeth and airway inserts ship with the unit. They are the parts that fail first.
3. Check the tube sizes supported. A trainer that only accepts 7.0–8.0 mm limits the drill.
4. Order the pupil module check. Confirm pupil comparison works on the delivered unit, not only on the sample.

Quotation and spares. Current pricing for BIX-J5S, spare airway inserts and the paediatric companion units is available from adaanatomy@adaanatomy.com.

FAQ

Q1. Does BIX-J5S train both oral and nasal intubation? Yes. The manufacturer lists oral cavity and nasal cavity intubation skill training as core functions.

Q2. What happens when the tube enters the oesophagus? The model displays a warning and reports stomach inflation instead of lung inflation.

Q3. Can it detect laryngoscope pressure on the teeth? Yes. Over-pressing the teeth triggers an electronic display and warning prompt.

Q4. Does it include a cricothyroid membrane landmark? Yes, the unit indicates the cricothyroid membrane puncture position, which supports rescue-airway teaching.

Q5. Is it suitable for assessment, not just practice? It reports correct and incorrect handling, so it supports formative assessment. It does not print a scored transcript.

Q6. What is the price? Quoted per order; ask for spare teeth and airway inserts in the same quotation.

References

1. Johnson RL, et al. Cricoid pressure training using simulation: a systematic review and meta-analysis. Br J Anaesth. 2013;111:338–346. doi:10.1093/bja/aet121
2. Chen PT, et al. New simulation-based airway management training program for junior physicians: Advanced Airway Life Support. Med Teach. 2009;31:e338–e344. doi:10.1080/01421590802641471

For a quotation on BIX-J5S with spare airway inserts, write to adaanatomy@adaanatomy.com with your course level and the airway devices you train on.