Metacarpal (Boxer's) and Phalangeal FracturesHand & Finger Fracture (Boxer's Fracture) (Metacarpal & Phalangeal Fracture)
Metacarpal (Boxer's) and Phalangeal Fractures — Overview
Metacarpal and phalangeal fractures are the most common fractures of the hand skeletal system. Because flexor and extensor tendons glide in intimate contact with the periosteum, immobilization in the safe Intrinsic-Plus (Edinburgh) position (wrist 20–30° extension, MCP joints 70–90° flexion, PIP/DIP 0° full extension) is mandatory to prevent collateral ligament and PIP flexion contractures.
A metacarpal or phalangeal fracture (hand knuckle or finger fracture / Boxer's fracture) is a break in the palm bones or finger bones, requiring specialized hand positioning and tendon gliding so the fingers never heal stiff.
Primary Causes & Biomechanics
Key Points You Should Know
- •Axial impact through a flexed knuckle (5th metacarpal neck Boxer's fracture with volar angulation) or direct crush/torsional trauma to the digits
- •Intrinsic-extrinsic muscle imbalance causing dorsal angulation in metacarpal shaft fractures and volar angulation in neck fractures
- •Rapid formation of flexor/extensor tendon adhesions and PIP joint palmar plate contracture
- •Checking Finger Alignment: When you curl your fingers gently toward your palm, they should sit side-by-side and point toward the base of your thumb without crossing over each other.
- •Tendon Gliding Exercises: Moving through hook fist, tabletop, and full fist positions prevents tendons from sticking to the healing bone.
- •Melting Swelling Away: Keeping your hand elevated on pillows and moving uninjured fingers clears hand swelling.
Assessment Methods
1. Goniometric ROM & Postural / Kinematic Analysis
Composite finger flexion (fingertip-to-distal palmar crease distance in mm) and individual MCP (0–90°), PIP (0–100°), and DIP (0–80°) goniometry.
2. Special Clinical Provocation & Neurological/Functional Tests
Rotational alignment check (all flexed fingers must point toward the scaphoid tubercle without overlapping/scissoring!), and FDS/FDP isolated tendon excursion.
3. Standardized Clinical Outcome Scales & Imaging Criteria
QuickDASH, Total Active Motion (TAM), and Jamar grip / pinch dynamometry.
1. Range of Motion & Posture Check
Your physiotherapist gently evaluates how comfortably and smoothly your metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges moves and checks your overall posture.
2. Muscle Strength & Functional Movement Check
Your muscle balance, walking or reaching comfort, and specific gentle movement tests are evaluated without triggering sharp pain.
3. Typical Symptoms & Daily Impact Review
Dorsal hand swelling, bruising, loss of prominence of the 5th knuckle ('dropped knuckle' in Boxer's fracture), and stiffness when making a full fist or fully straightening the middle finger joint (PIP).
Treatment Options & Phase-Based Protocol
✨ Enriched GIF Exercise & Precaution GuidePhase 1: Acute Symptom Modulation, Tissue Protection & Early Activation
- •Phase 1 Clinical Focus & Tissue Protection: Safe Splinting & Edema Phase (Weeks 0–3): Ulnar gutter or Edinburgh splint immobilization (MCP 70–90° flexed, IP extended), continuous hand elevation, and active motion of all uninjured digits.
- •Pain, Edema & Neuromuscular Modulation: Targeted physical modalities, relative load management, and early protected mobility of the metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges without provoking mechanical or inflammatory irritation.
- •Proximal & Distal Kinetic Chain Maintenance: Maintain active mobility and circulation in adjacent joints while protecting the primary healing structures in Metacarpal & Phalangeal Fracture.
Phase 2: Progressive Mobility, Motor Control & Targeted Strengthening
- •Phase 2 Progressive Mobilization & Motor Control: Tendon Gliding & Active ROM Phase (Weeks 3–6): Gentle Six-Pack flexor tendon gliding (tabletop, hook fist, straight fist, full fist), thumb opposition, active finger abduction/extension (finger spread), and buddy-taping during protected activities.
- •Biomechanical Alignment & Co-Contraction: Restore balanced agonist-antagonist force couples, joint centration, and multi-planar neuromuscular control across the metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges.
- •Myofascial Extensibility & Endurance: Address secondary compensatory tightness and build local muscular endurance within safe, symptom-free biomechanical parameters.
Phase 3: Functional Integration, Proprioception & Long-Term Prevention
- •Phase 3 Functional Integration & Long-Term Prevention: Progressive Grip & Intrinsic Strengthening Phase (Week 6+): Soft putty/ball squeezing, wrist flexion-extension, and full functional hand dexterity.
- •Proprioceptive Balance & Dynamic Loading: Progress to task-specific closed-chain, balance, and functional movement patterns tailored to daily life, occupational, or athletic demands.
- •Self-Management & Relapse Prophylaxis: Establish lifelong ergonomic habits, home exercise maintenance, and early warning-sign awareness to prevent recurrence.
Step 1: Calming Pain, Protecting the Area & Gentle Starter Motion
- •Checking Finger Alignment: When you curl your fingers gently toward your palm, they should sit side-by-side and point toward the base of your thumb without crossing over each other.
- •Calm Protection & Gentle Start: During the initial stage of Hand & Finger Fracture (Boxer's Fracture), avoid painful overloading and perform the gentle, pain-free starter movements shown below to support circulation and comfort.
- •Respecting Your Body's Signals: Every movement should stay within a comfortable, non-painful zone—never force through sharp or radiating pain.
Step 2: Restoring Flexibility & Building Supporting Muscle Strength
- •Tendon Gliding Exercises: Moving through hook fist, tabletop, and full fist positions prevents tendons from sticking to the healing bone.
- •Step-by-Step Flexibility & Support: As acute sensitivity settles, gradually build mobility and strengthen the supporting muscles around the joint at a steady, controlled pace.
- •Posture & Breathing Coordination: Keep your posture upright and breathe smoothly (never hold your breath!) during every repetition.
Step 3: Safe Daily Habits, Stamina & Preventing Recurrence
- •Melting Swelling Away: Keeping your hand elevated on pillows and moving uninjured fingers clears hand swelling.
- •Confident Return to Daily Life: Integrate your stronger muscles and improved balance into walking, stairs, work, and recreational activities.
- •Preventing Future Flare-Ups: Continue your core protective habits and key maintenance exercises even after symptoms resolve.
Animated (GIF) Therapeutic Exercise Guide
Animated clinical exercise protocol with biomechanical angles, target muscle groups, and dosage parameters (Click image to enlarge)
Step-by-step animated exercise demonstrations you can safely perform at home (Click image to enlarge)
🔍 Enlarge1. Six-Pack Differential Flexor Tendon Gliding (FDS & FDP Excursion)
1. Step-by-Step Finger Tendon Gliding (Hook, Straight & Full Fist)
Sequential progression through Straight Hand, Tabletop (intrinsic-plus), Hook Fist (maximum FDS/FDP differential glide), Full Fist, and Straight Fist positions. Prevents peritendinous adhesions within the carpal tunnel and fibro-osseous digital sheaths. Specifically indicated in Metacarpal & Phalangeal Fracture rehabilitation to optimize metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges biomechanics and neuromuscular control.
Start with your fingers straight, then bend at the knuckles (tabletop), curl just the fingertips (hook fist), make a gentle full fist, and open wide again—holding each position for 2–3 seconds. Perform smoothly within a comfortable, pain-free range to support your Hand & Finger Fracture (Boxer's Fracture) recovery.
🔍 Enlarge2. Thenar Opposition & Carpometacarpal (CMC) Fine Motor Coordination
2. Thumb-to-Fingertip Touching Sequence
Sequential opposition of the thumb pad to the tips of the index, middle, ring, and little fingers forming an 'O' ring, followed by sliding down the 5th digit toward the distal palmar crease. Restores first web-space mobility and intrinsic precision pinch. Specifically indicated in Metacarpal & Phalangeal Fracture rehabilitation to optimize metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges biomechanics and neuromuscular control.
Gently touch the tip of your thumb to each fingertip one by one from your index finger to your little finger, forming a neat 'O' shape each time, then open your hand wide. Perform smoothly within a comfortable, pain-free range to support your Hand & Finger Fracture (Boxer's Fracture) recovery.
🔍 Enlarge3. Radiocarpal & Midcarpal Active/Eccentric Flexion and Extension
3. Table-Edge Wrist Bending Up and Down
Controlled sagittal plane wrist flexion and extension with the forearm supported on a table edge and digits relaxed. Restores radiocarpal/midcarpal roll-and-glide mechanics and stimulates aligned collagen synthesis in forearm tendons. Specifically indicated in Metacarpal & Phalangeal Fracture rehabilitation to optimize metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges biomechanics and neuromuscular control.
Rest your forearm on a table with your wrist hanging comfortably over the edge. Slowly lift your hand upward toward the ceiling, hold for 3 seconds, then lower it gently downward. Perform smoothly within a comfortable, pain-free range to support your Hand & Finger Fracture (Boxer's Fracture) recovery.
🔍 Enlarge4. Progressive Isotonic Grip & Pinch Strengthening with Extensor Co-Contraction
4. Soft Therapy Ball / Putty Squeeze
Graded isometric squeeze of therapeutic putty or a soft ball with the wrist held in 15°–20° functional extension. Rebuilds extrinsic digital flexor strength alongside synergistic wrist extensor stabilization. Specifically indicated in Metacarpal & Phalangeal Fracture rehabilitation to optimize metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges biomechanics and neuromuscular control.
Hold a soft therapy ball or sponge in your palm while keeping your wrist straight. Squeeze gently without triggering sharp pain, hold for 5 seconds, and slowly relax your fingers. Perform smoothly within a comfortable, pain-free range to support your Hand & Finger Fracture (Boxer's Fracture) recovery.
🔍 Enlarge5. Dorsal/Palmar Interossei & Lumbrical Activation (Active Finger Abduction/Extension)
5. Tabletop Finger Spreading (Fan Out) & Opening
With the palm resting flat on a surface, actively spreading all digits apart (abduction) and bringing them back together, combined with controlled MCP/IP extension. Strengthens ulnar-innervated interossei and balances extrinsic flexors. Specifically indicated in Metacarpal & Phalangeal Fracture rehabilitation to optimize metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges biomechanics and neuromuscular control.
Rest your hand flat on a table. Spread your fingers wide apart like a fan, hold for 3 seconds, and slowly bring them back together without lifting your palm. Perform smoothly within a comfortable, pain-free range to support your Hand & Finger Fracture (Boxer's Fracture) recovery.
🔍 Enlarge6. Biarticular Forearm Flexor & Extensor Myofascial Stretch
6. Straight-Arm Gentle Wrist Flexor & Extensor Stretch
With the elbow in full extension, using the contralateral hand to apply a slow, sustained passive stretch into wrist flexion (for ECRB/extensors) and wrist extension (for common flexors). Reduces resting myotendinous tension. Specifically indicated in Metacarpal & Phalangeal Fracture rehabilitation to optimize metacarpals (5th metacarpal neck 'Boxer's fracture' and shaft/base) and phalanges biomechanics and neuromuscular control.
Extend your arm forward with your elbow straight. Use your other hand to gently bend your wrist downward until you feel a mild stretch in your forearm, hold for 20–30 seconds, then repeat bending upward. Perform smoothly within a comfortable, pain-free range to support your Hand & Finger Fracture (Boxer's Fracture) recovery.
Movements to Avoid & Strict Precautions
1. Immobilizing the Hand with Flat Knuckles (MCP 0°) and Bent Finger Joints
1. Splinting or resting your hand with flat knuckles and bent fingers
2. Punching, Heavy Gripping, or Lifting Before 6 Weeks of Bony Union
2. Squeezing hard hand-grippers, lifting weights, or striking objects early
3. Forceful Passive Bending of a Stiff Finger Joint (Triggers More Swelling & Fibrosis!)
3. Forcefully wrenching a stiff finger joint to make it bend
4. Ignoring a Finger That Crosses Over Its Neighbor When Making a Fist
4. Ignoring a finger that overlaps or twists sideways when bending
Metacarpal (Boxer's) and Phalangeal Fractures — Video Guide
Click directly on any video to open and watch in a window, or review details via 📋 Summary & Options.
Condition Overview Video (1 Video)
Summary of pathophysiology, biomechanics, and clinical presentation
What the condition is, why it develops, and its basic mechanism
What Is a Boxer's Fracture (5th Metacarpal Fracture)? How Is It Treated?
Metacarpal and phalangeal fractures are the most common fractures of the hand skeletal system. Because flexor and extensor tendons glide in intimate contact with the periosteum, immobilization in the safe Intrinsic-Plus (Edinburgh) position (wrist 20–30° extension, MCP joints 70–90° flexion, PIP/DIP 0° full extension) is mandatory to prevent collateral ligament and PIP flexion contractures.
A metacarpal or phalangeal fracture (hand knuckle or finger fracture / Boxer's fracture) is a break in the palm bones or finger bones, requiring specialized hand positioning and tendon gliding so the fingers never heal stiff.
Treatment and Exercise Videos
Phase-based physiotherapy protocols, mobilization, and therapeutic exercises
Step-by-step recovery and safe home exercise applications
Finger Fracture and Boxer's Fracture Treatment | Complete Physiotherapy Routine
Phase 1: Acute Symptom Modulation, Tissue Protection & Early Activation: Phase 1 Clinical Focus & Tissue Protection: Safe Splinting & Edema Phase (Weeks 0–3): Ulnar gutter or Edinburgh splint immobilization (MCP 70–90° flexed, IP extended), continuous hand elevation, and active motion of all uninjured digits.
Step 1: Calming Pain, Protecting the Area & Gentle Starter Motion: Checking Finger Alignment: When you curl your fingers gently toward your palm, they should sit side-by-side and point toward the base of your thumb without crossing over each other.
Home Physical Therapy Applications After a Metacarpal (Boxer's) Fracture
Phase 2: Progressive Mobility, Motor Control & Targeted Strengthening: Phase 2 Progressive Mobilization & Motor Control: Tendon Gliding & Active ROM Phase (Weeks 3–6): Gentle Six-Pack flexor tendon gliding (tabletop, hook fist, straight fist, full fist), thumb opposition, active finger abduction/extension (finger spread), and buddy-taping during protected activities.
Step 2: Restoring Flexibility & Building Supporting Muscle Strength: Tendon Gliding Exercises: Moving through hook fist, tabletop, and full fist positions prevents tendons from sticking to the healing bone.
Clinical Assessment, Goniometry & Special Test Videos
Displayed only in Healthcare Professional mode (hidden in Patient mode)
Hand and Wrist Clinical Examination (Rotational Alignment & Tendon Integrity)
Goniometric ROM & Postural / Kinematic Analysis: Composite finger flexion (fingertip-to-distal palmar crease distance in mm) and individual MCP (0–90°), PIP (0–100°), and DIP (0–80°) goniometry.
Grip Strength Measurement Using a Jamar Dynamometer
Special Clinical Provocation & Neurological/Functional Tests: Rotational alignment check (all flexed fingers must point toward the scaphoid tubercle without overlapping/scissoring!), and FDS/FDP isolated tendon excursion.