# Centralizer & Restrictor

> UHMWPE Centralizer (universal) and Restrictor (universal) for cemented femoral stem procedures.

- URL: https://www.ak-medical-global.com/products/accessories/centralizer-restrictor
- Manufacturer: AK Medical Holdings Limited (HKEX: 01789.HK)
- Product family: Accessories > Cementing Accessory
- Regulatory clearances: NMPA (China, formerly CFDA)
- Keywords: Centralizer, Restrictor

## Description

The Centralizer and Restrictor are ancillary components used in cemented hip arthroplasty. The Centralizer ensures proper stem centralization within the femoral canal, while the Restrictor creates a cement plug to control cement penetration depth. Both are manufactured from UHMWPE and are universal size.

## Centralizer Specifications

| Property | Specification |
|---|---|
| Material | UHMWPE |
| Size | Universal |
| Inner Diameter | 8mm |
| Outer Diameter | 10.5mm |

## Restrictor Specifications

| Property | Specification |
|---|---|
| Material | UHMWPE |
| Size | Universal |
| Inner Diameter | 3mm |
| Outer Diameter | 9mm |

## Features

- UHMWPE material for biocompatibility and flexibility
- Universal sizing for simplified inventory management
- Centralizer ensures stem centralization for uniform cement mantle
- Restrictor creates cement plug to control distal cement penetration
- Essential accessories for cemented hip arthroplasty technique