- Duration
- Acute Joint Triage (Hours 0-72) | Integrated Rehabilitation (Weeks 2-6)
- Frequency
- Care combines precision chiropractic clavicular/scapular mobilization with immediate targeted physical therapy stabilization.
- Equipment
- AC Joint Step-Off Target, Inclinometric Shoulder Station, Scapular Stabilizer Bands, Dynamic Clavicular Strap.
- 1.1. AC Joint Structural & Step-Off TriageWe inspect the superior collarbone junction for step deformity, cross-body compression catching, local point tenderness, and ligamentous instability.
- 2.2. Joint Unloading ('Opening the Window')Dr. Paul Sta. Juana, DC performs gentle, vector-specific chiropractic mobilization to unload the acromioclavicular articulation and clear kinetic catching.
- 3.3. Immediate Scapulothoracic Physical TherapyWhile the joint space is decompressed, Liza Sta. Juana, PT guides targeted neuromuscular re-education for the trapezius, serratus, and rotator cuff.
- 4.4. Functional Capacity & Return-to-Activity TestingWe re-test cross-body reach, overhead pressing tolerance, side-sleeping resilience, and real-world task capacity under direct 1-on-1 supervision.
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Hurt Your Shoulder in a Fall or Vehicle Collision?
Experience The Open Window Method: Chiropractic Alignment + Immediate Physical Therapy for AC Joint & Shoulder Injuries under one roof in Alamo, TX.
Call (956) 591-8589 To ScheduleEducational Disclaimer: This publication is for health education purposes only and does not constitute formal medical advice or guaranteed outcomes. Individual results vary. Direct clinical examination is required to determine eligibility for care.
The Top-of-Shoulder Pain That Doesn't Act Like a Bruise
Following a fall, sports collision, or motor vehicle accident in Alamo, McAllen, Pharr, or anywhere in the Rio Grande Valley, many people land directly on the point of their shoulder.
Initial thoughts are often simple: "It's just a deep bruise; I'll ice it and wait a few days." However, weeks pass, and distinct movement triggers remain painfully sharp:
- Cross-Body Reaching: A sharp, catching pain when reaching across your chest to click a seatbelt.
- Nocturnal Pressure: Inability to sleep on that side without waking up to severe localized throbbing.
- Point Tenderness: Direct pain when pressing on the small bony bump at the top of the collarbone.
- Overhead Lifting Restrictions: Sharp mechanical catching when pressing items overhead or reaching backward.
A superficial muscle bruise displays steady daily improvement. When cross-body reaching and side-lying continue to provoke sharp pain, the acromioclavicular (AC) joint—where your collarbone meets your shoulder blade—has sustained mechanical displacement or ligamentous sprain.
"When a Shoulder Bruise Does Not Act Like a Bruise"
The AC joint acts as the primary structural bridge connecting your arm and collarbone to the rest of your skeleton. During a direct blow or crash, force drives the shoulder blade downward while the clavicle remains elevated, straining or tearing the acromioclavicular ligaments.
"I thought it was just a bruise until reaching across my body hurt. We see this with people who land on the shoulder, feel pain near the collarbone, cannot sleep on that side, or get a sharp pain when reaching for a seatbelt. Do not keep pushing through lifting if the top of the shoulder still feels sharp or unstable. A bruise usually improves steadily. But when the AC joint is irritated, simple things like reaching across your body, pressing on the top of the shoulder, lifting, or sleeping on that side keep triggering pain. The AC joint may need protection before progression."
Why Single-Provider Treatment Fails Shoulder Injuries
Most patients seeking shoulder care in the RGV end up trapped in one of two incomplete care cycles:
- Chiropractic-Only Clinics: The joint is adjusted, but because the surrounding scapular stabilization muscles (serratus anterior, lower trapezius, rotator cuff) remain weak or guarded, gravity and daily reach habits pull the AC joint right back out of alignment.
- Stand-Alone Physical Therapy: The patient performs elastic band exercises while the joint itself remains mechanically jammed or misaligned, creating painful joint friction during every repetition.
The Open Window Method: Why Doing PT Immediately After Chiropractic Is Best
At South Texas Accident & Injury (located at 505 W Business Hwy 83 Ste 7 in Alamo, TX), we solved this problem by pioneering The Open Window Method—combining chiropractic joint mobilization and physical therapy in one coordinated sequence:
CHIROPRACTIC UNLOADING → OPENS MOVEMENT WINDOW → IMMEDIATE PHYSICAL THERAPY STABILIZATION
Step 1: Chiropractic Mobilization ("Opening the Window")
Dr. Paul Sta. Juana, DC conducts precise, vector-specific mobilization to gently restore normal kinetic glide between the clavicle and acromion. This immediately drops localized joint pressure, relieves nerve pinching, and opens a temporary, pain-free "movement window."
Step 2: Immediate Neuromuscular Physical Therapy ("Locking In Stability")
While your shoulder joint is decompressed and pain-free, you step directly into our physical therapy bay under Liza Sta. Juana, PT. We guide you through targeted scapulothoracic re-education exercises—training your deep stabilizer muscles to hold the proper alignment under daily load before gravity pulls it out of place again.
Protect First. Progress Wisely.
When an AC joint injury is forced through aggressive overhead lifting too early, the joint capsule degrades. We combine gentle chiropractic joint alignment with targeted physical therapy to rebuild true shoulder capacity.
Treating Joint or Muscle Alone
- ✕ Adjusting the shoulder without core scapular strengthening
- ✕ Exercising a jammed, misaligned joint structure
- ✕ Allowing chronic joint clicking and night pain to persist
The Open Window Method
- ✓ Gentle joint mobilization opens the pain-free movement window
- ✓ Immediate 1-on-1 PT locks in alignment & scapular control
- ✓ Co-managed DC + PT care under $0 out-of-pocket LOP liens
Serving Shoulder Injury Patients Across the Rio Grande Valley
Located centrally at 505 W Business Hwy 83 Ste 7 in Alamo, TX 78516, our facility provides quick access off I-2 / US-83 for residents across the RGV:
Alamo • McAllen • Pharr • San Juan • Edinburg • Mission • Weslaco • Donna
Frequently Asked Questions
How do I know if my shoulder pain is an AC joint injury or a rotator cuff tear?
AC joint pain typically concentrates right at the very top of the shoulder over the collarbone tip, intensifying sharply during cross-body reaching or pressing on the bony bump. Rotator cuff tears usually cause deep, aching pain in the side of the upper arm during overhead lifting. Our clinical team performs specific orthopedic tests to differentiate both conditions.
Why is physical therapy performed immediately after chiropractic joint mobilization?
Timing is everything. Chiropractic mobilization aligns the collarbone and shoulder blade, removing mechanical joint pressure and creating a temporary "open window." Performing physical therapy immediately afterward retrains your scapular stabilizer muscles to hold the joint in proper alignment, preventing re-collapse.
Do you accept car accident (LOP) attorney liens for shoulder injuries?
Yes. If your shoulder injury occurred during a car accident, we accept cases under a Letter of Protection (LOP) with $0 out-of-pocket cost to you, working alongside your attorney while providing defense-grade medical records.




