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Shoulder PainNCT04003311

MDR - Comprehensive Primary/Micro Stem & Versa-Dial Ti Humeral Head

An observational study of Shoulder Pain and Shoulder Injuries, run by Zimmer Biomet at 4 sites in United States.

Enrolling by invitation

Enrolling by invitation. The study team selects and invites participants, usually from an existing group of patients.

Sites and contacts
Official record
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Trial summary

The objective of this retrospective/prospective enrollment and prospective follow-up consecutive series PMCF study is to collect data confirming safety, performance and clinical benefits of the Comprehensive Primary Micro Stem and Comprehensive Anatomic Versa-Dial Titanium Humeral Heads when used for primary and… Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Comprehensive Primary Micro Stem and Comprehensive Anatomic Versa-Dial Titanium Humeral Head
Type of treatment
Medical device
How many people
146 participants
Where
4 sitesUnited States
Study dates
13 Dec 2019to 29 Jul 2028
Phase
Observational
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: A consecutive series of subjects implanted with the Comprehensive Primary Micro Stem and/or the Comprehensive Anatomic Versa-Dial Titanium Humeral Heads in primary and/or revision total shoulder arthroplasty according to the approved indications.

Who may be able to join

  • Study devices must have been implanted following the surgical technique and IFU for the Comprehensive Micro Stem and/or the Comprehensive Anatomic Versa-Dial Humeral Heads
  • Patient must be 18 years of age or older.
  • Patient must have undergone a primary or revision shoulder arthroplasty with the Comprehensive Micro Stem and/or the Comprehensive Anatomic Versa-Dial Humeral Heads for a cleared indication. Cleared indications include the following:
  • non-inflammatory degenerative joint disease including osteoarthritis and avascular necrosis,
  • rheumatoid arthritis,
  • revision where other devices or treatments have failed,
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  • correction of functional deformity,
  • fractures of the proximal humerus where other methods of treatment are deemed inadequate,
  • difficult clinical management problems including cuff arthroplasty where other treatment methods may not be suitable or may be inadequate.

Who cannot join

  • Absolute contraindications include infection, sepsis, and osteomyelitis.
  • Relative contraindications include:
  • Uncooperative patient or patient with neurologic disorders who is incapable or unwilling to follow directions
  • Osteoporosis
  • Metabolic disorders which may impair bone formation
  • Osteomalacia
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  • Distant foci of infections which may spread to the implant site
  • Rapid joint destruction, marked bone loss or bone resorption apparent on roentgenogram
  • Patient is a prisoner.
  • Patient is a current alcohol or drug abuser.
  • Patient is known to be pregnant or breastfeeding.
  • Patient has a psychiatric illness or cognitive deficit that will not allow for proper informed consent.

Trial locations and contacts

4 sites in 1 country. Contact the study team or a site near you to ask about taking part.

United States4 sites
  • Shoulder Clinic of Idaho

    Boise, Idaho, 83704

  • Department of Orthopaedics & Rehabilitation The Larner College of Medicine at The University of Vermont

    Burlington, Vermont, 05405

  • University of Rochester

    Rochester, New York, 14642

  • Beaumont Health

    Royal Oak, Michigan, 48073

Other trials in United States

About this study

Official title: Comprehensive® Primary Micro Stem and Comprehensive® Anatomic Versa-Dial Titanium Humeral Heads in Primary and Revision Total Shoulder Arthroplasty

The objective of this retrospective/prospective enrollment and prospective follow-up consecutive series PMCF study is to collect data confirming safety, performance and clinical benefits of the Comprehensive Primary Micro Stem and Comprehensive Anatomic Versa-Dial Titanium Humeral Heads when used for primary and revision total shoulder arthroplasty (implants and instrumentation) at 1,3,5,7 and 10 years*. Comprehensive Primary Micro Stem and Comprehensive Anatomic Versa-Dial Titanium Humeral Heads have been on the market since 2007, but have insufficient data to support 10 years of clinical history. Therefore, a prospective aspect to the study will be utilized in order to collect long-term data.

Read the detailed description

The objective of this retrospective/prospective enrollment and prospective follow-up consecutive series PMCF study is to collect data confirming safety, performance and clinical benefits of the Comprehensive Primary Micro Stem and Comprehensive Anatomic Versa-Dial Titanium Humeral Heads when used for primary and revision total shoulder arthroplasty (implants and instrumentation) at 1,2,3,5,7 and 10 years*. Comprehensive Primary Micro Stem and Comprehensive Anatomic Versa-Dial Titanium Humeral Heads have been on the market since 2007, but have insufficient data to support 10 years of clinical history. Therefore, a prospective aspect to the study will be utilized in order to collect long-term data.

The primary objective of this study is the assessment of safety by analyzing implant survivorship. This will be established by recording the incidence and frequency of revisions, complications, and adverse events. Relation of the events to either implant or instrumentation should be specified.

The secondary objective is the assessment of performance and clinical benefits by recording patient-reported clinical outcomes measures (PROMs).

*The most recent available data will be used. If any of the listed time points are not available, data will be used from last available time point and follow-up will move forward at the closest available time point.

Being tested
Comprehensive Primary Micro Stem, Comprehensive Anatomic Versa-Dial Titanium Humeral Head
Medical subject headings
Shoulder Pain, Shoulder Injuries, Shoulder Fractures

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Comprehensive Primary Micro StemDevice

    Patients that have been implanted with the Comprehensive Primary Micro Stem to repair shoulder malfunction/disease.

  • Comprehensive Anatomic Versa-Dial Titanium Humeral HeadDevice

    Patients that have been implanted with the Comprehensive Anatomic Versa-Dial Titanium Humeral head to repair shoulder malfunction/disease.

Study groups in NCT04003311
Study groupRoleWhat they receive
Comprehensive Primary Micro StemPatients that have been implanted with the Comprehensive Primary Micro Stem to repair shoulder malfunction/disease.
Receives: Device: Comprehensive Primary Micro Stem
Comprehensive Anatomic Versa-Dial Titanium Humeral HeadsPatients that have been implanted with the Comprehensive Anatomic Versa-Dial Titanium Humeral Heads to repair shoulder malfunction/disease.
Receives: Device: Comprehensive Anatomic Versa-Dial Titanium Humeral Head

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Device Safety assessed through the frequency and incidence of revisions, complications and Adverse Events

    The primary objective of this study is the assessment of safety by analyzing implant survivorship. This will be established by recording the incidence and frequency of revisions, complications, and adverse events. Relation of the events to either implant or instrumentation should be specified.

    Measured: Out to 10 years

Secondary outcomes (2)
  1. Device Performance and Benefits evaluated through the Oxford Shoulder Score outcome measure.

    The secondary objective is the assessment of performance and clinical benefits by recording patient-reported clinical outcomes measures (PROMs), through the use of the Oxford Shoulder Score (OSS). The OSS is a 12 item questionnaire, each with 5 potential answers. Patients rate their symptoms from 1 (minimal symptoms) to 5 (severe symptoms). The combined total gives a minimum score of 12 and a maximum of 60. Higher scores in the OSS imply worse functionality.

    Measured: Out to 10 years

  2. Device Performance and Benefits evaluated through the Patient Assessment Questionnaire.

    The secondary objective is the assessment of performance and clinical benefits by recording patient-reported clinical outcomes measures (PROMs), through the use of the Patient Assessment Questionnaire where adverse events and/or complications (yes or no), patient's activity level with regard to operative side, based on the UCLA Activity Score(wholly inactive 10, mostly inactive 9, sometimes participates in mild activities 8, regularly participates in mild activities 7, sometimes participates in moderate activities 6, regularly participates in moderate activities 5, regularly participates in active events 4, regularly participates in very active events 3, sometimes participates in impact sports 2, regularly participates in impact sports 1, or not recorded), and the Reported Score if Individual Scores are not available of the Oxford Shoulder Score. The UCLA Activity score rating is from 10 being the best outcome score, and 1 being the worst.

    Measured: Out to 10 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted1 Jul 2019
  2. Study start13 Dec 2019
  3. Primary completion29 Jul 2028 (estimated)
  4. Study completion29 Jul 2028 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
146 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04003311
Sponsor's protocol ID
MDRG2017-89MS-46E
Status last verified
Oct 2025
First submitted
18 Jun 2019
Last updated
30 Oct 2025
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
Yes
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

An observational study of Shoulder Pain and Shoulder Injuries, run by Zimmer Biomet at 4 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: enrolling by invitation, as of the sponsor's last update on 30 Oct 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Device Safety assessed through the frequency and incidence of revisions, complications and Adverse Events (time frame: Out to 10 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 30 Oct 2025.

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