ORTONYX Thumb Immobilizer Brace ACKB433 on hand, thumb spica support with splint, hook-and-loop wrist strap, breathable.
ORTONYX Thumb Immobilizer Brace ACKB433 on hand with wrist strap; moldable aluminum thumb spica stay shown on other hand.
ORTONYX Thumb Immobilizer Brace KB433 thumb spica, two views with wrist strap, strong Velcro, seamless knit, aluminum stay.
ORTONYX Thumb Immobilizer Brace ACKB433 size chart showing wrist circumference: S-M 5.9–6.7, M-L 6.7–7.5, XL-XXL 7.5–8.3 in.
ORTONYX Thumb Immobilizer Brace, Thumb Spica Support Splint on hand using mouse; adjustable wrist strap, breathable knit.
ORTONYX Thumb Immobilizer Brace ACKB433 on hand, thumb spica support with splint, hook-and-loop wrist strap, breathable.
ORTONYX Thumb Immobilizer Brace ACKB433 on hand with wrist strap; moldable aluminum thumb spica stay shown on other hand.
ORTONYX Thumb Immobilizer Brace KB433 thumb spica, two views with wrist strap, strong Velcro, seamless knit, aluminum stay.
ORTONYX Thumb Immobilizer Brace ACKB433 size chart showing wrist circumference: S-M 5.9–6.7, M-L 6.7–7.5, XL-XXL 7.5–8.3 in.
ORTONYX Thumb Immobilizer Brace, Thumb Spica Support Splint on hand using mouse; adjustable wrist strap, breathable knit.

Thumb Immobilizer Brace Thumb Spica Support Splint

Regular price $27.50
Sale price $27.50 Regular price $30.00
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  • Estimated Delivery:Sep 07 - Sep 11

  • Free Shipping & Returns: On all orders over $15

ORTONYX Thumb Immobilizer Brace ACKB433 on hand, thumb spica support with splint, hook-and-loop wrist strap, breathable.

Thumb Immobilizer Brace Thumb Spica Support Splint

Product description
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Key Features

  • Thumb spica stabilization: The moldable aluminum stay helps immobilize the thumb while allowing other fingers to move freely.
  • Adjustable compression: Wide wrist strap and thumb strap with hook-and-loop closures enable a personalized, secure fit.
  • Breathable knit comfort: Lightweight, moisture-wicking fabric supports thermoregulation for extended wear.
  • Seamless, skin-friendly design: Seamless knit at the thumb web and soft edging help reduce friction and irritation.
  • Slim, low-profile silhouette: Fits under clothing and gloves for discreet, everyday use at work or home.
  • Ambidextrous wear: Designed for the left or right hand to simplify selection and use.
  • Durable construction: Elastic knit with reinforced closures stands up to daily routines and repeated adjustments

The ORTONYX Thumb Immobilizer Brace delivers reliable thumb and wrist support in a slim, breathable design. This adjustable thumb spica splint helps stabilize the thumb while allowing free movement of the other fingers, making it practical for daily tasks. A moldable aluminum stay and secure hook-and-loop straps enable personalized support, while the seamless knit and soft edges enhance comfort. Whether you need added stability during activity or rest, this brace supports your recovery with dependable, all-day wear.

Clinical Benefits

  • Helps stabilize the thumb to reduce stress on affected structures during activity or rest
  • Assists with swelling management through gentle, even compression
  • Supports a more neutral wrist and thumb position during repetitive tasks
  • Helps limit painful range of motion without immobilizing unaffected fingers
  • Aids comfort during common activities such as typing, driving, and household tasks
  • Supports soft-tissue recovery following sprains, strains, or overuse

Product Description

Designed for stability without bulk, the ORTONYX Thumb Immobilizer Brace combines a molded aluminum thumb stay with an elastic, breathable knit to help you comfortably manage everyday activities that require steady thumb and wrist support. The thumb spica configuration limits motion at the thumb while leaving the remaining fingers free, so you can grip, type, and drive with less disruption. Two adjustable zones—a wide wrist strap and an additional thumb strap—let you fine-tune compression to your preferences.

Engineered from lightweight, moisture-wicking materials, the brace promotes airflow to help keep skin cool and dry during extended wear. The seamless knit between the thumb and forefinger minimizes friction points, while soft, skin-friendly edging reduces irritation at contact areas. Inside and out, the smooth fabric feel is suitable for sensitive skin and easy to slide under sleeves or gloves.

A key element of this brace is the embedded, moldable aluminum stay that provides targeted stabilization along the thumb. This stay can be gently shaped for a tailored contour, assisting with immobilization where you need it most. The result is supportive, non-bulky reinforcement appropriate for day-to-day routines at work, home, or on the go.

The brace’s low-profile silhouette makes it suitable for use under regular clothing and in professional settings. Its ambidextrous design accommodates either hand, and the simple hook-and-loop closures allow quick on/off adjustments as your activity level changes. The knit construction comfortably conforms to the natural contours of the hand and wrist, offering consistent, even compression without restricting essential motion at the unaffected fingers.

Recommended use includes support for thumb and wrist conditions that benefit from external stabilization, such as De Quervain’s (gamer’s thumb), sprains, strains, spasms, and general overuse. The brace is intended to help reduce stress on the thumb structures, assist with swelling management through gentle compression, and promote a neutral, supported position during activity or rest.

Selecting the correct size is straightforward—measure your wrist circumference and choose the corresponding size: S-M fits 5.9–6.7 in (15–17 cm), L fits 6.7–7.5 in (17–19 cm), and XL-XXL fits 7.5–8.3 in (19–21 cm). The adjustable straps provide additional range for a secure, customized fit. For best results, follow the usage instructions below and avoid overtightening.

Whether you’re returning to work, typing, gaming, driving, or managing daily chores, the ORTONYX Thumb Immobilizer Brace provides steady thumb spica support with breathable comfort, practical adjustability, and a polished profile that fits seamlessly into your routine.

Specifications

  • Materials: 70% Nylon, 7% Elastane, 19% Polyester, 4% Sponge
  • Sizing: Measure wrist circumference: S-M 5.9–6.7 in (15–17 cm), L 6.7–7.5 in (17–19 cm), XL-XXL 7.5–8.3 in (19–21 cm).
  • Care Instructions: Hand wash in cool water with mild soap. Remove excess water and air dry away from heat. Do not iron.

How to Use

  1. Measure your wrist circumference and select the appropriate size.
  2. Open all hook-and-loop straps. Identify the aluminum stay along the thumb.
  3. Slide your hand into the brace, positioning the thumb into the spica section and aligning the wrist area comfortably.
  4. Gently shape the aluminum stay to follow your thumb’s contour if needed. Do not bend repeatedly or forcefully.
  5. Wrap and secure the wide wrist strap first, applying snug but comfortable compression.
  6. Secure the thumb strap to achieve the desired level of support without cutting off circulation.
  7. Check fit: the thumb should feel supported; other fingers remain free to move. Re-adjust as needed.
  8. For extended wear, periodically loosen and check skin for comfort. Do not overtighten.

When to Use

De Quervain’s (gamer’s thumb) support

Thumb sprains, strains, or spasms requiring stabilization

Repetitive tasks such as typing, texting, gaming, or mouse use

Daily activities where thumb support is helpful (driving, lifting light items)

Work or school settings that require discreet, low-profile support

Nighttime wear to help maintain a supported position as advised by a clinician

Sizing & Fit Guide

Measure wrist circumference: S-M 5.9–6.7 in (15–17 cm), L 6.7–7.5 in (17–19 cm), XL-XXL 7.5–8.3 in (19–21 cm).

Frequently Asked Questions

Is the ORTONYX Thumb Immobilizer Brace ambidextrous?

Yes. The brace is designed for either the left or right hand. Insert your thumb into the spica section and adjust the straps to your hand side.

How do I choose the correct size?

Measure your wrist circumference. S-M fits 5.9–6.7 in (15–17 cm), L fits 6.7–7.5 in (17–19 cm), and XL-XXL fits 7.5–8.3 in (19–21 cm). If between sizes, select the size that best matches your measurement and fine-tune with the straps.

Will this brace restrict all finger movement?

No. It is a thumb spica design intended to stabilize the thumb while allowing the other fingers to move freely for tasks like typing and gripping.

Can I wear the brace all day or while sleeping?

Many users wear it during daily activities and rest. Start with limited periods to assess comfort. If a clinician has provided guidance, follow their recommendations.

How tight should I make the straps?

Secure the straps to achieve a snug, supportive fit without tingling, numbness, or color changes. Do not overtighten. Re-adjust during the day as needed.

Can I mold the aluminum stay to my thumb?

Yes. The embedded aluminum stay can be gently shaped to your thumb’s contour for targeted support. Avoid repeated bending or excessive force to maintain integrity.

Is the fabric breathable and suitable for sensitive skin?

The lightweight knit is breathable and moisture-wicking with soft, skin-friendly edges and a seamless web area to help minimize irritation.

Will the brace fit under clothing or gloves?

Yes. The slim, low-profile design is made to fit under sleeves and many gloves for discreet, everyday wear.

How do I clean the brace?

Hand wash in cool water with mild soap. Gently squeeze out excess water and air dry away from heat. Do not iron.

Is this suitable for De Quervain’s?

The thumb spica design helps stabilize the thumb and wrist, which can be helpful for conditions where external support is recommended, including De Quervain’s. Consult a healthcare professional for individualized advice.

Can I type or use a mouse while wearing it?

Yes. The brace stabilizes the thumb but leaves other fingers free, making it practical for keyboard and mouse use. Adjust compression for comfort.

What activities should I avoid while wearing the brace?

Avoid high-impact or heavy-load activities unless a clinician has advised otherwise. The brace is intended for supportive stabilization during light to moderate tasks.

Does it contain latex?

Materials include nylon, elastane, polyester, and sponge. The product information does not list latex; however, individuals with sensitivities should consult the material list and their clinician.

How long should I wear the brace each day?

Wear time varies by individual and condition. Begin with shorter intervals, assess comfort, and follow guidance from your healthcare professional.

What if the brace feels too warm after prolonged use?

Loosen briefly to allow airflow, ensure the fit is not too tight, and confirm sleeves or gloves are not trapping heat. The knit is breathable, but personal comfort may vary.

Medical Disclaimer: This product is designed to provide support and comfort. It is not intended to diagnose, treat, cure, or prevent any medical condition. Always consult with a qualified healthcare professional before using this product, especially if you have a pre-existing medical condition or are recovering from surgery.

We offer free 2-4 business days delivery shipping for orders over 15$.

We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.

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