# K140328: CMC Mini Tightrope

- Pathway: 510(k) (Special)
- Applicant: Arthrex, Inc.
- Decided: Mar 10, 2014 after 28 days
- Product code: HTN (Washer, Bolt Nut)
- Device class: 2
- Regulation: 21 CFR 888.3030
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 11 generations back to K792022 (1979). 57 ancestors in all.
6 later devices descend from it; 5 cite it directly.
0 of 64 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K133275: Mini Tightrope, Arthrex, Inc. (2014) Summary page 1.

## Most influential descendants
- K143092: Tensyn Plug (2015), 1 descendant of its own
- K243624: Acu-Sinch Knotless Mini (2025), 0 descendants of its own
- K222574: Simparo Anchor Line Fixation System (2023), 0 descendants of its own
- K190516: MicroLink All-Suture Button Fixation System (Radiolucent) (2019), 0 descendants of its own
- K190582: MicroLink All-Suture Button Fixation System (Radiopaque) (2019), 0 descendants of its own

## Indications for use
The Arthrex CMVC Mini TightRope, when used for fixation of bone-ta-bone or soft-tissue-to-bone, is intended as a fixation post, distribution bridge, or for distributing suture tension over areas of ligament or tendon repair. Specifically, the Arthrex CMVC Mini TightRope is indicated for Carpal Metacarpal (CMC) joint arthroplasty as an adjunct in the suspension of the thumb metacarpal during the healing process of hematoma distraction arthroplasty by providing stabilization at the base of the first and second metacarpal when the trapezium has been excised due to osteoarthritis.

Source page: https://510kreport.com/device/K140328
Methodology: https://510kreport.com/methodology