Floating Shoulder: Scapular Neck and Clavicle Fracture Fixation Mobilization
In short
Rehabilitating the floating shoulder injury. Master superior shoulder suspensory complex biomechanics, pendulum exercises, and scapulothoracic mobility.
In this guide (5 sections)
A floating shoulder injury is an uncommon and complex high-energy traumatic pattern characterized by ipsilateral fractures of the clavicular shaft and the scapular neck. This dual skeletal injury disrupts the Superior Shoulder Suspensory Complex (SSSC), an anatomical osseoligamentous ring comprising the clavicle, acromioclavicular joint, acromion process, coracoid process, coracoclavicular ligaments, and glenoid neck. When the SSSC sustains a double disruption, the mechanical stability of the shoulder girdle collapses, allowing the arm to displace inferiorly, anteriorly, and medially under the weight of the limb. Structured rehabilitation coordinates with surgical stabilization to restore glenohumeral and scapulothoracic kinematics.
Domestic and Cultural Indian Realities
In Indian households, a patient recovering from a floating shoulder injury faces significant challenges with self-care and daily upper extremity tasks. Basic activities like dressing in traditional attire (sarees, kurtas, dupattas), washing hair, eating with the dominant hand, or using a bathroom mug (lota) become impossible during the acute immobilization phase. Family caregivers must assist with daily needs while encouraging the patient to keep the forearm supported in an ergonomic sling, avoiding unassisted dependent arm hanging that exerts severe traction on healing bone fragments.
SSSC Ring Biomechanics and Surgical Indications
The SSSC functions as a structural bone-strut suspension system. A single break in the ring (such as an isolated clavicle fracture) maintains mechanical stability through the intact contralateral structures. However, a double break (scapular neck plus clavicle) isolates the glenoid cavity from the axial skeleton. Surgical stabilization typically involves anatomical plating of the clavicle, which indirectly reduces and stabilizes the scapular neck via intact coracoclavicular ligaments, though direct open reduction of the scapular neck is performed for glenoid displacement exceeding 5 mm or angular deformity exceeding 40 degrees.
| Clinical Domain | Postoperative Period | Shoulder Girdle Stability | Permitted Motion Arc | Targeted Physiotherapy Protocols |
|---|---|---|---|---|
| Weeks 1 to 3 (Protective Phase) | Rigid clavicular plate fixation; scapula un-instrumented or plated | Passive forward flexion to 60 degrees; external rotation to neutral | Codman pendulum exercises, active elbow and wrist pumps, cervical mobility | |
| Weeks 4 to 6 (Early Active-Assist) | Early fibrous union across clavicle and scapular neck | Active-assisted forward flexion to 90 degrees; abduction to 70 degrees | Pulley assisted elevation, scapulothoracic setting, isometric rotator cuff firing | |
| Weeks 7 to 10 (Strengthening Phase) | Radiographic bridging callus across both fracture sites | Full active range of motion in all planes permitted | Light resistance bands for scapular retractors, serratus anterior punches | |
| Weeks 11 onwards (Functional Stage) | Consolidated SSSC ring; restored glenoid orientation | Full unrestricted movement; overhead lifting initiated | Dynamic overhead conditioning, simulated domestic and occupational tasks |
Staged Mobility and Scapular Kinematic Restoration
Early rehabilitation prioritizes preventing glenohumeral stiffness while avoiding downward traction forces. Codman pendulum exercises are initiated within the first week, using the momentum of the torso rather than active shoulder muscle contraction to move the arm gently in small circles. By week four, active-assisted elevation begins with the patient supine, eliminating gravitational resistance on the healing clavicle.
Supported Supine Active-Assisted Overhead Wand Elevation
Objective: Restore glenohumeral forward elevation while supporting the weight of the injured limb with the uninjured arm.
- 1Position the patient supine on a firm bed with a thin pillow supporting the cervical spine.
- 2Grasp a lightweight wooden dowel, cane, or wand with both hands spaced shoulder-width apart.
- 3Keep both elbows comfortably extended and wrists in neutral alignment.
- 4Use the uninjured arm to push the wand upward toward the ceiling, guiding the injured arm smoothly overhead.
- 5Pause at the point of mild stretch (within approved angular limits) for three seconds, then lower under control.
High-energy floating shoulder injuries frequently involve traction neuropraxia of the brachial plexus or axillary nerve. Test deltoid muscle contraction and sensation over the lateral shoulder badge area before and after any shoulder mobilization session.
Long-Term Surveillance and Complication Prevention
Long-term monitoring of floating shoulder recovery tracks scapular dyskinesis, subacromial impingement, and clavicular union. Functional scores evaluate shoulder power and pain-free overhead reach.
- Scapular Dyskinesis Observation: Examine the posterior thorax during active arm lowering to identify any medial border winging or dysrhythmic scapular movement.
- Acromio-Clavicular Joint Stability Checks: Palpate the AC joint and coracoclavicular interval to confirm absence of late ligamentous laxity or secondary joint arthrosis.
- Rotator Cuff Strength Quantification: Perform manual muscle testing of supraspinatus (empty-can test) and infraspinatus once bone union is complete to guide resistance training.
Frequently Asked Questions
Why is a floating shoulder injury called floating?
The arm and shoulder socket are normally connected to the body through the collarbone (clavicle) and shoulder blade (scapula). When both bones break simultaneously, the entire shoulder socket becomes disconnected from the skeleton and floats freely, requiring surgical stabilization.
How soon can I stop wearing the arm sling after floating shoulder surgery?
The sling is worn full-time for the first 3 to 4 weeks to prevent the heavy weight of the arm from pulling down on the healing bones. After 4 weeks, the sling is gradually removed for supervised home exercises and light desk activities as bone healing progresses.
Do I need a doctor referral to begin home physiotherapy after complex trauma or external fixation?
Under the National Commission for Allied and Healthcare Professions (NCAHP) Act 2021, patients in India enjoy direct access to registered physiotherapists without requiring a mandatory doctor referral. At BookPhysio.in, you connect with verified clinical physiotherapists and pay directly per session without advance packages, hidden platform fees, or long-term contracts.
Related condition guides
Related recovery guides & articles
BookPhysio.in Editorial Team
The BookPhysio.in editorial team writes and maintains this content, checking it against reliable clinical sources. Content follows our medical review policy: general information only, and no page claims a clinical review until a named registered physiotherapist has signed it off.
Read our medical review policy