Deroyal LMB Acu-Spring PIP Finger Extension Assist

Brand/Manufacturer: DEROYAL
Item # Desc Pkg Price
508AA Size AA $1.38
508A Size A $1.38
508B Size B $1.38
508C Size C $1.38
508D Size D $1.38

Deroyal LMB Acu-Spring PIP Finger Extension Assist is designed to increase the range of motion at the PIP joint limited by tightness or contracture. It has adjustable tension and it is bendable to accommodate swelling. Does not extend the MP joint while extending the PIP joint. For size, measure the volar surface from the MP crease to the distal finger crease.

Deroyal LMB Acu-Spring PIP Assist Features

  • High-quality Wire-Foam construction for a customized fit
  • Does not interfere with the MP joint while extending the PIP joint
  • Tension adjustable by careful bending
  • Single patient use only
  • Latex-free
  • Force:
    • 15° flexion ˜ approx. 12 oz
    • 90° flexion ˜ approx. 6 lbs
  • Indications:
    • Joint tightness
    • Flexion contractures

What to buy with LMB Acu-Spring PIP Finger Extension Assist

How to measure Acu-Spring PIP Finger Extension?

Deroyal LMB Acu-Spring PIP Finger Extension

Directions for Use

  • To fit the splint, slide splint onto finger so the proximal pad rests over the volar surface of the proximal phalanx and the distal pad rests at the distal interphalangeal (DIP) joint.
  • To increase the force of extension, spread the volar pads apart before placing on the finger.
  • To decrease the force of extension, pinch the volar pads together before placing on the finger.


  • These products are to be fitted initially by a healthcare professional who is familiar with the purpose for which they are used.
  • The healthcare professional is responsible for providing wearing instructions and precautions for other healthcare professionals, care providers involved in the patients care, and the patient.
  • If unusual swelling, skin discoloration or discomfort occurs, use should be discontinued and a healthcare professional consulted.

Care Instructions:

  • Splint can be cleaned by hand washing with a nonabrasive detergent.
  • Air dry prior to wearing.


Size AA1-3/4" (4.4cm)
Size A2" (5.08cm)
Size B2-1/4" (5.72cm)
Size C2-5/8" (6.67cm)
Size D3" (7.62cm)

Customer Reviews


ItemName - now     01/26/2022

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UserName - now     01/26/2022

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Rose-Marie     05/30/2016

What is the PIP joint and what is the MP joint? Wish to purchase Acu-Spring PIP extension assist for  for left little finger. 


Customer Care    05/31/2016

Thank you for reaching out to us. The PIP joint is proximal interphalangeal joints while the MP joint is metacarpophalangeal joint. You may purchase this product online.


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What is HPFY’s return policy?

Customer satisfaction is our top priority. We stand behind our products. If the merchandise you received is defective or not what you expected it to be, and you wish to return the item, please submit a return request in the My Account section of our website, contact our Customer Service department at (866) 316-0162 / (203) 616-2850 or email us.

  1. Merchandise must be returned within 30 days of the receipt of your order. Returns are not accepted after 30 days.
  2. Items (including parts and accessories) must be returned in new, unused, and resalable condition in its original packaging.
  3. Before returning any product, the buyer must obtain a Return Authorization Number (RA#) from a customer service representative. With your RA# you will receive a prepaid return shipping label.
  4. Orders returned without obtaining an RA# will be entitled to receive only "In-Store Credit" that can be used towards future purchases.
  5. Return orders are subject to a 20% restocking fees.
  6. All custom orders and hygienic items are non-returnable. Refer to the “Non-Returnable Items” section for further details.
  7. Returns will be reviewed and inspected before issuing credit. Please allow 3 to 4 weeks for processing. The credit will be applied to your original method of payment.
  8. If the return is the result of a defective product or shipping error, we will refund the entire purchase amount and return shipping costs.

Which products are Non-Returnable?

Due to the hygienic nature of some items, they are non-returnable. The items listed below are non-returnable:

  1. All hygienic items.
  2. Opened personal care items.
  3. Anything opened, used, or tried on.
  4. All customized items.
  5. Besides these, items that have the “non-returnable” phrase on the website.

We reserve the right to make adjustments due to errors, changing market conditions, product discontinuation or typographical errors in advertisements. Images on the site may not always reflect the actual product. Footrests or leg-rests are not included with wheelchairs unless specified.

How do I receive a return authorization number?

You can submit a return request by logging into your account. You will receive the Return Authorization Number (RA#) details in the email within 2-3 business days.

  • Login to your account
  • Go to “order history”
  • Click on “return order”
  • Fill out the return form and Submit it

If you do not have an email address, we will make other accommodations for RA# Details. Write the RA# on your label affixed to your package prior to shipment.

How long does it take to receive a refund?

Please allow 3 to 4 weeks to process the returns. Once the item is received, and inspected, your refund will be processed and automatically applied to your credit card or original method of payment.

Is there any Restocking Fees?

  1. 20% restocking fees will be applied.
  2. Outbound shipping cost is non-refundable.
  3. For orders that qualified for free shipping, $8.99 will be deducted from the refund if the product is returned.

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