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Aspen Sierra™ LSO 637

In stock
Aspen Sierra LSO 637
PDAC Code L0637 Approved

Aspen Sierra™ 637 LSO "bivalve style", highly-adjustable brace offers Aspen quality and motion restriction for post-operative patients. Featuring a dual-sided entry system from either the left or right side, Aspen Sierra LSO 637 is easy to apply on supine or ambulatory patients. All structural components are accessible and can be removed, molded, bent or trimmed, providing individualized customization options to meet various anatomical and medical needs. Fully adjustable, Aspen Sierra braces offer the broadest range of sizes per SKU on the market.

Healthcare Professionals Request a Demo

Only licensed healthcare practitioners are authorized to purchase direct from Aspen

Patients Download Doctor Guide

Size Chart

  • Small
    28in (71cm) – 33in (84cm)
  • Medium
    32in (81cm) – 44in (112cm)
  • Large
    43in (109cm) – 51in (130cm)
  • X-Large
    50in (127cm) – 59in (150cm)
Product Features
Bivalve Design

Bivalve Design

Designed for easy application on supine or ambulatory patients from the left or right side.

Controlled Compression
Controlled Compression

The 4:1 mechanical advantage for customized compression where needed. Comfortable pull tabs are incorporated to easily gain leverage to control support.

Posterior Wound Relief
Posterior Wound Relief

The cutout on the posterior panel helps reduce pressure on the incision site for increased patient comfort. The panel also offers a 15° lordosis.

Modular by Design
Modular by Design

Aspen Sierra’s highly modular system features individual panels marked with size indicators that can be assembled to create the right brace configuration based on the patient's needs. The lateral panels can be angled and positioned to effectively fit various anatomies.

Minimum Inventory, Maximum Cost Savings
Minimum Inventory, Maximum Cost Savings

Adjustable by design, Aspen Sierra braces offer the broadest range of sizes per SKU on the market. Each brace can be custom assembled and tailored to accommodate a wide range of patients while minimizing inventory requirements for added cost efficiencies.


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Backed by Research
Backed by 25 years of clinical research and a reputation for extensive testing and rigorous development requirements, Aspen products are engineered to meet varying medical needs and to perform at a therapeutic level. Committed to research that includes peer-reviewed studies, biomechanical analyses and research driven design, Aspen products are trusted by trauma centers, clinical practices and rehab facilities nationwide.
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For Patients
Will my health insurance pay for the brace?

Medicare and most private health insurance companies do offer coverage for this treatment option. Consult Medicare or your insurance carrier to verify coverage.

How do I clean the brace?

Use a mild soap and water to clean the brace by hand. Rinse thoroughly and pat out any excessive moisture. Allow to air dry completely. Do not use bleach, harsh chemicals or machine wash/dry.

Can I wear the brace under my clothing?

Yes, Aspen braces can be worn underneath clothing, but an undershirt is recommended next to skin for enhanced comfort.

What spinal indications was this brace designed to treat?

Your physician may use braces for various reasons. For common indications, refer to the Spine Application sheet.

How do I get this brace?

Aspen Medical Products is unable to sell directly to patients. Our braces require a prescription from a physician and only licensed healthcare practitioners are authorized to purchase. To find out if an Aspen brace is right for you, please talk to your doctor.

For Providers
How do I select the correct size adjustment?

For detailed instructions, refer to the Inservice Videos or the Instructions for Use.

How do I contact my local Sales Representative?

Please call Aspen Customer Service at 800.295.2776 or email to get a hold of your local Rep.

Will medical insurance carriers cover this product?

The majority of Aspen products are approved by PDAC (Medicare Pricing, Data Analysis and Coding), and have been provided with a reimbursement code. Consult Medicare or the appropriate insurance carrier to verify coverage.

Download our Spine Indication Chart to help determine which Aspen product is right for your needs.

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