# AK-Ringfix Cup

> 3D ACT Trabecular Metal for excellent initial and long-term stability. Ring-fix locking mechanism with high matching contact. One cup fits two liner types.

- URL: https://www.ak-medical-global.com/products/acetabular-cup-system/ak-ringfix-cup
- Manufacturer: AK Medical Holdings Limited (HKEX: 01789.HK)
- Product family: Acetabular Cup System > Cup
- Regulatory clearances: NMPA (China, formerly CFDA)
- Keywords: Constrained Hip, Hip Dislocation
- Surgical technique videos: https://www.youtube.com/watch?v=30L6_2H1hQ0

## Description

The AK-Ringfix Cup features 3D ACT Trabecular Metal providing excellent initial and long-term stability. The Ring-Fix Locking Mechanism reduces back wear, and multiple screw holes allow for flexible intraoperative fixation. The system offers one cup with two liner options: a standard anti-dislocation liner and a restrictive liner.

## Materials & Specifications

| Property | Specification |
|---|---|
| Material | Titanium Alloy |
| Surface | 3D ACT Trabecular Metal |
| Liner Options | Standard Anti-Dislocation / Restrictive |

## Features

- 3D ACT Trabecular Metal for excellent initial and long-term stability
- Ring-Fix Locking Mechanism reduces back wear at liner-shell interface
- Multiple screw holes for flexible intraoperative fixation
- One cup accommodates two liner types
- Standard anti-dislocation liner for routine cases
- Restrictive liner for high-risk dislocation patients
- Titanium alloy construction for durability and biocompatibility