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Clinical Research

For more than 35 years, Perio Health Professionals has led the research that shapes modern periodontal care — the practice the profession turns to for its most complex cases.

A World-Recognized Research Institute

Clinical trials completed

Years leading periodontal research

Practice sites in the national research network

Board-certified periodontists and master clinicians

Home of the McGuire Institute for Practice-Based Research — Drs. McGuire, Scheyer & Rossi.

We don’t just follow the evidence — we create it

Most practices apply research. Perio Health produces it. The goal is simple: generate excellent evidence, then bring it into patient care faster than anywhere else.

  • Recognized leaders — the practice the profession turns to for the most complex cases
  • On the cutting edge — AI, tissue engineering, and digital dentistry
  • Evidence we create, not just cite — shaping how periodontists treat patients everywhere

Led by Dr. Michael K. McGuire, Dr. E. Todd Scheyer, and Dr. Andrew Rossi.

Study treatment is provided at no cost to qualifying participants.

Be part of the research

Perio Health Professionals conducts clinical studies year-round. Qualifying patients gain access to tomorrow’s periodontal care today — and play a direct role in advancing the field.

Studies open on an ongoing basis. Share your information and our research team will reach out when a study is the right fit.

Study treatment is provided at no cost to qualifying participants.

53 studies that moved the field forward

A record of the research completed through the McGuire Institute.

Emanate Biomedical Logo

2025 - Present

Randomized controlled clinical trial to assess the safety and effectiveness of a periodontal hydrogel dressing (Emanate Perio Pods) on wound healing post-scaling and root planning.

Sponsor: Emanate Biomedical Inc.

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS and Andrew Rossi, DDS, MSD

Biolectrics Logo

2025 - Present

A Prospective, Randomized, Double-blind, and Controlled Multicenter Study to Assess the Safety and Effectiveness of OraFlow® compared with Sham-OraFlow for 90 Days (3 Months) in Stage I-III, Grades A & B Periodontitis Patients Who Do Not Consent to Proceed with Prescribed Scaling and Root Planing (SRP)

Sponsor: Bioletrics LLC

Principal Investigator: Rick Heard, D.D.S.

Co-Investigator: E. Todd Scheyer, DDS, MS and Andrew Rossi, DDS, MSD

Impladent LTD Logo

2024-Present

OsteoGen® Plug vs Freeze-dried Bone Allograft with Collagen Barrier for Alveolar Ridge Preservation (ARP): A Randomized Controlled

Sponsor: Impladent, LTD

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS and Andrew Rossi, DDS, MSD

The McGuire Institute

2023-Present

Immediate Placement Delayed Loading of a Patient-Specific One-Piece CAD/CAM Designed Dental Implant: A Pivotal IDE Study Sponsor: Identical

Investigator: Michael K. McGuire, D.D.S.

Co-Investigator: E. Todd Scheyer, DDS, MS and Andrew Rossi, DDS, MSD

The McGuire Institute

2021-Present

(Dentsply Implant Registry) Dentsply PrimeTaper Dental Implant System Market Survey Plan

Sponsor: Dentsply Sirona

Investigator: Michael K. McGuire, D.D.S.

Co-Investigator: E. Todd Scheyer, DDS, MS and Andrew Rossi, DDS, MSD

Dentsply Sirona Logo

2021-Present

Prospective, Multicenter, Non-Randomized, Controlled Clinical Study Utilizing Non-Guided Vs Guided Surgery to Immediately Loaded Primetaper Implants in Partially Edentulous Patients

Sponsor: Dentsply Sirona

Investigator: Michael K. McGuire, D.D.S.

Co-Investigator: E. Todd Scheyer, DDS, MS and Andrew Rossi, DDS, MSD

ASUA Logo

2021 - Present

Asua 001-2020: Development of an Artificial Intelligence Platform/Digital Dental Hygienist to Improve Compliance in Periodontal Maintenance Patients

Sponsor: Asua, Inc

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS and Andrew Rossi, DDS, MSD

The McGuire Institute

2020 - Present

A Pilot Study for Healing and Safety Outcomes in Creating Site Appropriate Keratinized Tissue Comparing Markman Biologics Microsurfaced ADM and AlloDerm ADM

Sponsor: Markman Biologics, LLC

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Geistlich Pharma AG

2019 - Present

A Prospective, Randomized and Controlled Multi-Center Study to Assess Safety and Non-Inferiority Effectiveness of Geistlich Fibro-Gide® Compared with connective Tissue Graft for Soft Tissue Volume Augmentation Around Dental Implants.”

Sponsor: Geistlich Pharma AG

Principal Investigator: Michael K. McGuire, DDS and E. Todd Scheyer, DDS, MS

The McGuire Institute

2020 - 2021

A Retrospective Analysis of Dental Healthcare Provider (DHCP) Safety in the Dental Setting During the COVID-19 Pandemic: A McGuire Institute Report

Sponsor: The McGuire Institute

Principal Investigator: Michael K. McGuire, DDS, E. Todd Scheyer, DDS, MS and Andrew Rossi, DDS, MSD

Geistlich Pharma AG

2019 - 2021

A Case Series Trial to Evaluate the Safety, Tolerability and Efficacy of Clarix Flo for the Treatment of Periodontitis Furcation Defects

Sponsor: Geistlich Pharma AG

Principal Investigator: Michael K. McGuire, DDS and E. Todd Scheyer, DDS, MS

Geistlich Pharma AG

2019 - 2020

A Phase 2 Trial to Evaluate the Safety, Tolerability and Efficacy of PerioSept® (3%) as adjunct to Scaling and Root Planing in Subjects with Periodontitis

Sponsor: Geistlich Pharma AG

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Geistlich Pharma AG

Recession Study 2018-Present

A prospective, randomized, controlled, double-blind, multi-center study to assess non-inferiority of Geitslich Fibro-Gide® in comparison to connective tissue graft for the treatment of recession defects.

Sponsor: Geistlich Pharma AG

Principal Investigator: Michael K. McGuire, DDS

Waterlase by Biolase

2017 - 2020

A prospective Multicenter Randomized and Controlled Study Comparing Laser and Mist Therapies for Treatment of Moderate to Severe Generalized Periodontitis

Sponsor: Waterlase by Biolase

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Geistlich Pharma AG

2016 – 2018

A pharmacokinetic Pilot followed by a Phase I/II, Blinded, Randomized, Controlled, Parallel Arm Trial to Evaluate the Safety, Tolerability and Efficacy of PerioSept® and Scaling and Root Planing in Subjects with Periodontitis.

Sponsor: Geistlich Pharma AG

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Geistlich Pharma AG

2016 - 2017

A prospective, randomized, controlled, multi-center evaluation of extraction socket management comparing CollaPlug® and Mucograft Seal®

Sponsor: Geistlich Pharma NA

Principal Investigator: Michael K. McGuire, DDS and E. Todd Scheyer, DDS, MS

The McGuire Institute

2016

Long-term Clinical Evaluation of Dental Implants.

Sponsor: The McGuire Institute

Principal Investigator: Michael K. McGuire, DDS and E. Todd Scheyer, DDS, MS

Geistlich Pharma AG

2015 - 2016

A pharmacokinetic Pilot followed by a Phase I/II, Blinded, Randomized, Controlled, Parallel Arm Trial to Evaluate the Safety, Tolerability and Efficacy of PerioSept® and Scaling and Root Planing in Subjects with Periodontitis.

Sponsor: Giestlich

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Luitpold

2012 - 2014

Evaluation of Human Ginigival Recesion Defects Treated with Coronally Advanced Flaps and Either β-TCP + rhPDGF-BB (GEM 21S®) or Connective Tissue: Comparison of Clinical Parameters at 5 or More Years Floowing Completion of Protocol 1GEM04001

Sponsor: Luitpold

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Keystone Dental

2011 - 2017

Clinical Analysis of a Biomimetric Implant System: Five Year survival rates, Marginal Bone-Level Changes, and Soft tissue Aesthetics

Sponsor: Keystone Dental

Principal Investigator: E. Todd Scheyer, DDS, MS

Co-Investigator: Michael k. McGuire, DDS

Straumann

2011 - 2016

A Prospective, Case-Controlled Study Evaluating the Use of Straumann Emdogain with Coronally Advanced Flap Versus Connective Tissue Graft with Coronally Advanced Flap on Human Buccal Recession Defects; A Human Histology Study

Sponsor: Straumann

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E.Todd Scheyer, DDS, MS

Geistlich Pharma AG

2010 - 2013

A Clinical Trial to Evaluate Mucograft® Collagen Matrix as an Alternative to Free Gingival Grafting for Oral Soft Tissue Augmentation

Sponsor: Geistlich Pharma AG

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E.Todd Scheyer, DDS, MS

Astra Tech Implant System

2008 - 2014

Prospective Comparative Assessment of Single-Tooth Replacement in Different Implant-Abutment Interface Settings

Sponsor: Astra Tech Implant System

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Medtronic

2009 - 2011

An Open label, Non-Randomized, Single-Arm, Multi-Center Study to Assess Sinus Augmentation (Sinus Lift) Utilizing INFUSE® Bone Graft Concurrent with Dental Implant Placement

Sponsor: Medtronic

Principal Investigator: Michael K. McGuire, DDS and E.Todd Scheyer, DDS, MS

Keystone Dental

2009 - 2010

A Post-Market Clinical, Radiographic and Histologic Evaluation of DynBlast ™ DBM Putty and Paste in Extraction Socket Procedures

Sponsor: Keystone

Principal Investigator: E. Todd Scheyer, DDS, MS

Co-Investigator: Michael K. McGuire, DDS

Organogenesis

2007 - 2010

A Prospective, Randomized, Controlled Pilot Study of CelTx™ (Apligraf®)* as an Alternative to Tissue from the Palate in the Treatment of Gingival Recession Requiring Root Coverage

Sponsor: Organogenesis

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Luitpold

2009

Clinical Evaluation of GEM 21S® Containing a narrower Particle Range of β-Tricalcium Phosphate in Human Periodontal osseous Defects

Sponsor: Luitpold

Principal Investigator: Michael K. McGuire, DDS and E.Todd Scheyer, DDS, MS

Organogenesis

2007 - 2009

A Clinical Trial to Evaluate CelTx™ (Apligraf®) as an Alternative to Tissue From the Palate to Enhance Oral Soft Tissue Regeneration and Wound Healing

Sponsor: Organogenesis

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Organogenesis

2007 - 2008

A Clinical Trial to Evaluate CelTx™ (Apligraf®) as an Alternative to Tissue From the Palate to Enhance Oral Soft Tissue Regeneration and Wound Healing

Sponsor: Organogenesis

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Perio Health Professionals

2007 - 2009

A Prospective randomized Controlled Study of Bio-Guide, Ossix™, and Ossix Plus™ Membranes used in Guided Bone Regeneration of Dehiscence and Fenestration Cases

Sponsor: Perio Health Clinical Research Center

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Geistlich Pharma AG

2006 - 2008

A Single- Blind, Controlled, Split-Mouth, Single-Center Clinical Trial to Evaluate the Safety and Effectiveness of Mucograft™ compared to Subepithelial Connective Tissue Graft (CTG) for the Treatment of Dehiscence-Type Recession Periodontal Defects

Sponsor: Geistlich Pharma G

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Isolagen

2005 - 2008

A Phase II Open-Label Study to Determine the Saftey and Efficacy of Isolagen™ Therapy for Treatment of Interdental Papillary Insufficiency.

Sponsor: Isolagen

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E.Todd Scheyer, DDS, MS

Luitpold

2005 - 2007

A Single-Blind, Controlled, Split Mouth, Single- Center Study to Evaluate Saftey and Effectiveness of GEM 21S Associated with GTR Membrane Compared to Sub-epithelial Connective Tissue Graft (CTG) for Treatment of Recession-Type Periodontal Defects

Sponsor: Osteohealth/Luitpold

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

3i Implant Innovations

2004 - 2006

A Prospective, Randomized-Controlled Study of Ossixä and Bio-Guideâ Membranes used in Guided Bone Regeneration of Dehiscence and Fenestration Cases.

Sponsor: 3i Implant Innovations

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E. Todd Scheyer, DDS, MS

Organogenesis

2005 - 2006

A Pilot Clinical Trial to Assess the Safety and Efficacy of Apligraf® in Establishing a Functional Zone of Attached Gingiva

Sponsor: Organogenesis

Principal Investigator: Michael K. McGuire DDS

Co-Investigator: E.Todd Scheyer, DDS, MS

Isolagen

2004 - 2006

A Phase II, Randomized, Double-Blind, Placebo-Controlled Study to Determine the Safety and Efficacy of Isolagen Injections for Treatment of Interdentally Papillary Insufficiency

Sponsor: Isolagen

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E.Todd Scheyer, DDS, MS

Perio Health Professionals

2003 - 2004

A Blinded-Human clinical Trial to Evaluate the Clinical Utility of GEM 21S for the Treatment of General Bone Defects

Sponsor: Biomimetic Pharmaceuticals

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E.Todd Scheyer, DDS, MS

Perio Health Professionals

2002 - 2003

A Randomized Double-Blind, Controlled, Parallel-Arm, Pivotal Human Clinical Trial to Evaluate the Safety and Effectiveness of B-TCP Plus for the Treatment of Periodontal Bone Defects

Sponsor: Biomimetic Pharmaceuticals

Principal Investigator: Michael K. McGuire, DDS

Co-Investigator: E.Todd Scheyer, DDS, MS

Advanced Tissue Sciences

2000 - 2002

Free Autogenous Graft Pilot Study Utilizing Human Dermal Fibroblasts

Sponsor: Advanced Tissue Sciences

Principal Investigator: Michael K. McGuire, DDS

OraPharma

2000 - 2001

A Pilot Study of the Clinical applicability of the Minocycline Periodontal Therapeutics System When Used Adjunctively with Scaling and Root Planing for the Treatment of Non-Responding Periodontal Sites

Sponsor: OraPharma

Principal Investigator: Michael K. McGuire, DDS

Perio Health Professionals

1999 - 2001

The Evaluation of Emdogain ® in Treatment of Recession Type Defects

Sponsor: Biora

Principal Investigator: Michael K. McGuire, DDS

Proctor & Gamble

1994 - 1995

Host Factor Relationships in Periodontal Regenerative Therapy

Sponsor: Proctor & Gamble

Principal Investigator: Michael K. McGuire, DDS

Proctor & Gamble

1994

A Six Month Multicenter Evaluation of Adjunctive Tetracycline Fiber therapy used in Conjunction with Scaling and Root Planing in Maintenance Patients

Sponsor: Proctor & Gamble

Principal Investigator: Michael K. McGuire, DDS

Proctor & Gamble

1993 - 1994

Adjunctive use of Azithromycin in Treatment of Refractory Periodontitis

Sponsor: Proctor & Gamble

Principal Investigator: Michael K. McGuire, DDS

The McGuire Institute

1990

Clinical and Microbial Patterns of Adults with Periodontitis

Sponsor: Michael K. McGuire, DDS

Principal Investigator: Michael K. McGuire, DDS

Proctor & Gamble

1989 - 1994

Open-Label Study to Evaluate Treatment Use of PTS (Periodontal Therapeutic System) (Tetracycline)

Sponsor: Proctor Gamble/Alza Corp

Principal Investigator: Michael K. McGuire, DDS

Perio Health Professionals

1989 - 1990

A Multi-Center Study to Evaluate Scaling & Root Planing With and Without PTS (Periodontal Therapeutic System) (Tetracycline) in Refractory Maintenance Patients

Sponsor: Alza Corp

Principal Investigator: Michael K. McGuire, DDS

See if you qualify

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