TriMed Wrist Fixation System™Surgical Technique

Volar Buttress PinTM

}1cm

3

2

1

Volar Rim Exposure

• Using a standard volar approach, expose the volar rim up to 1-2mm beyond the distal radial ridge.

• Reflect the distal attachment of the pronator quadratus.

• Avoid detachment of the volar wrist capsule by excessive distal exposure.

Implant Positioning

• Usea10° lateral X-ray to identify the central axis of the volar rim.

• Attheapexofthevolarrim,directa1.1mm(0.045”)K-wire down through the center of the fragment.

• InsertasecondK-wireparalleltothefirst,separatedbyapproximally10mm.ConfirmwithX-ray.

Volar Buttress PinTM

2

Implant Preparation

• UsingaPinClamp,snaptheVolarButtressPin™ onto the Wireform Plate.

• CutlegsoftheVolarButtressPin™ to desired length, leaving one leg slightly longer.

• Ifneeded,altertheangleoflegsusingtheWireBender.

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10mm

Alternative Fixation with Multiple Washers

4

5

• For lowest profile, a standard washer can be used instead of a Wireform Plate.

• Overlaywasherandseat screw until washer flexes to ensure fixation of Wire Form.

• Ablockingscrew/washermaybeplacedinalongitudinal orientation across the proximal loop for additional implant support.

Final Fixation

• AligntheVolarButtressPin™ to the proximal shaft.

• Usethe1.8mm(blue)drilland2.3mmcorticalscrewstofixtheimplantproximally.

• Confirmimplantisseatedandsecure.

Volar Buttress PinTM

3

Implant Insertion

• Attheapexofthebend,snapaPinClampontothelongestlegmakingsureitisaxiallyalignedwiththeleg.

• WithdrawtheK-wirecorrespondingtothelongestlegand immediately insert.

• SwitchPinClamptoshorterlegandrepeat.

• CompleteseatingofeachlegusingtheImpactor.

L

Wire BenderBNDWIR-1.1

ImpactorIMPCT

Washer and Wire Plate™

WASHR 1 HoleWFP3 3 HoleWFP5 5 Hole

Screws and PegsTRX2.3-xx10mm to 32mm

TPEG-xx14mm to 32mm

Pin ClampPINCLAMP

X-RAYS

Volar Buttress Pin™

VBP32 32mmVBP42 42mm

L = length

Post-OpPre-Op Post-OpPre-Op

TriMed,Inc./27533AvenueHopkins/Valencia,CA91355USA/800-633-7221/www.trimedortho.com

PatentCoverage:TriMed,Inc.productsarecoveredbypatentsissuedintheU.S.andinforeignjurisdictions.ThepresentlyissuedU.S.patentsare:5,709,682;5,931,839;5,941,878;6,077,266;6,113,603;7,037,308;7,195,633;7,540,874;8,177,822;8,821,508;8,906,070;9,089,376;9,283,010;9,220,546.The TriMed Volar Buttress Pin™ and Wire Plate™ has U.S. and international patents pending. TriMed Volar Buttress Pin™ and Wire Plate™isatrademarkofTriMed,Inc.

The technique presented is one suggested surgical technique. The decision to use a specific implant and the surgical technique must be based onsoundmedicaljudgmentbythesurgeonthattakesintoconsiderationfactorssuchasthecircumstancesandconfigurationoftheinjury.

©2016 TriM

ed, Inc. All rights reserved. TME 832-48 (10-16)

All implants made from surgical grade stainless steel