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OpenTrials
Completed

NCT Number: NCT05215626

PMCF Study on the Safety, Performance and Clinical Benefits Data of the Zimmer® Reconstruction System

The study is a monocentric, retrospective, non-randomized, non-controlled and consecutive series post-market study. The purpose of this study is to confirm safety, performance and clinical benefits of the Reconstruction System (implants and instrumentation) when used for temporary internal fixation and stabilization of fractures during the normal healing process.

The primary objective is the assessment of performance by analyzing fracture healing.

The secondary objectives are the assessment of safety by recording and analyzing the incidence and frequency of complications and adverse events. Relation of the events to implant, instrumentation and/or procedure should be specified. Subjects' outcomes will also be assessed.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

Azienda Ospedaliero Universitaria Senese

Siena, 53100, Italy

About this study

The Reconstruction System is especially used to stabilize pelvic ring and acetabulum fractures. One site will be involved in this study. The aim is to include a maximum of 83 consecutive series cases who received the Zimmer Reconstruction System at the Azienda Ospedaliero Universitaria Senese (Siena, Italy) between 2010 and 2018. All potential study subjects will be required to participate to the Informed Consent process.

Baseline data from the preop, intraop, immediate post-op and last consultation visit will be available in medical notes and collected retrospectively. In addition, any complications since the last consultation visit at the clinic and information about the treatment of the complications will also be collected retrospectively.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Patients having received the Zimmer Reconstruction System for temporary internal fixation and stabilization of fractures during the normal healing process

Exclusion criteria

  • Off-label use
  • Patients under the age of 18
  • Severely comminuted fractures in which bone fragments are too small or numerous to adequately fix or maintain a reduced position
  • Infection
  • Metal sensitivity or intolerance
  • Severe osteopenia and/or osteoporosis, or in the presence of marked or rapid bone absorption, metabolic bone disease, cancer, or any other tumor-like condition of the bone which may compromise fixation
  • Sternal or spinal fractures
  • Anatomical location in which the device would interfere with nerves, blood vessels, or other vital structures
  • Patients with inadequate soft tissue coverage at the implant site

Treatment and study plan

Primary outcomes

  1. Performance: Fracture Healing

    Time frame: Mean time of 1.99 years after the surgery

    Performance will be assessed by analyzing fracture healing radiographically by X-rays.

Secondary outcomes

  1. Product Safety

    Time frame: Mean time of 1.99 years after the surgery

    Safety will be assessed by recording and analyzing the incidence and frequency of complications during the study

  2. Harris Hip Score

    Time frame: Mean time of 1.99 years after the surgery

    Clinical benefits will be assessed by evaluating the Harris Hip Score (HHS). The HHS consists of four subscales (pain, function, the absence of deformity and range of motion). The survey has 10 question items and the score will range from 0 (worst) to 100 (best).

Sponsors and collaborators

Lead sponsor

Zimmer Biomet

Industry

Registry information

Official study title

Post-market Clinical Follow-up Study to Provide Safety, Performance and Clinical Benefits Data of the Zimmer® Reconstruction System (Implant and Instrumentation) - A Retrospective Consecutive Series Study

Important dates

Study start
2022
Primary completion
2024
Study completion
2024
First posted
Jan 31, 2022
Registry last updated
Mar 10, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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