How to identify suspected spinal injury, apply manual in-line stabilisation, and move a casualty safely when immobilisation is required.
A spinal injury that results in paralysis is devastating. But the initial injury to the spinal cord — the moment of fracture or ligament disruption — does not always cause immediate paralysis. Secondary injury occurs when a damaged, unstable spine is moved incorrectly, allowing bone fragments or displaced structures to lacerate the spinal cord. Correct handling in the first few minutes after injury can be the difference between temporary and permanent neurological damage.
This guide covers how to recognise a suspected spinal injury, how to stabilise a casualty, and how to move them only when movement is absolutely unavoidable.
Any trauma patient who has experienced one or more of the following mechanisms must be treated as having a potential spinal injury until proven otherwise:
| Mechanism | Reason |
|---|---|
| Fall from height (any height with significant impact) | Axial loading fractures the cervical or thoracic spine |
| High-speed vehicle accident | Deceleration forces cause flexion-extension injury |
| Diving injury (especially into shallow water) | Head-first impact causes cervical compression fractures |
| Direct blow to the head, neck, or back | Local force disrupts vertebral alignment |
| Sports collision (rugby, American football, equestrian) | Multiple mechanisms combine |
| Any unconscious trauma patient | Cannot assess symptoms — assume spinal injury until cleared |
| Patient found with neurological symptoms after trauma | Numbness, tingling, weakness below any level |
⚠️ A conscious patient who says "I can't feel my legs" or "my hands feel strange" after trauma must be treated as having a spinal injury. Do not allow them to stand or move until assessed by trained personnel.
Pre-hospital spinal management has evolved significantly. Rigid cervical collars and full spinal immobilisation on a long board are no longer universally recommended by resuscitation bodies, because:
The modern guidance: manual in-line stabilisation (MILS) — holding the head in a neutral position with gentle hand support — provides adequate cervical protection for most pre-hospital situations. Full board immobilisation is largely a hospital/EMS decision.
For the first responder, the practical guidance is:
MILS is performed by holding the patient's head gently in a neutral position — spine aligned, no traction applied.
If the head is found in a non-neutral position:
If you need to release the patient's head (to give CPR, treat another wound), place rolled clothing or a folded blanket on either side of the head to provide lateral restriction, and inform the next person taking over MILS before releasing your hands.
The log roll allows a patient with suspected spinal injury to be turned from supine to side-lying (for airway management or examination) or from side-lying to supine, while maintaining spinal alignment.
The roll:
Suspected spinal injury in a drowning or swimming pool accident requires specific technique because the movement from horizontal-in-water to on-land removes the buoyancy support that has been maintaining spinal alignment.
A cervical collar can be improvised from:
These devices provide very limited restriction of movement and are primarily useful as a reminder to others (and the patient) that the neck must not be moved. They should not be relied upon as effective immobilisation devices. Manual stabilisation is more reliable.
Once the patient is on the ground or flat surface:
| Situation | Action |
|---|---|
| Mechanism suggests spinal injury | Treat as spinal injury — keep still |
| Head in neutral, no pain | Maintain MILS in neutral |
| Head not in neutral, moving causes pain | Hold in position found |
| Patient wants to move | Firmly ask them not to; explain why |
| Must move patient (immediate danger) | Log roll with coordinated MILS |
| Unconscious — airway compromised | Airway management takes priority over spinal immobilisation |
| Water extrication | Rigid board under patient if available; coordinated horizontal lift |
| CPR needed | Start CPR; spinal considerations secondary |
| Improvised collar | Limited effectiveness — supplement with MILS |
| On EMS arrival | Hand over MILS directly — do not release until instructed |
In spinal injury management, the watchwords are: less is more, slower is safer, team is better. The single most dangerous action is uncoordinated, hurried movement without spinal protection. The most protective action is calm, systematic manual stabilisation while waiting for trained help — combined with the judgement to know when immediate movement is unavoidable.
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