Evidence map›Paper›PMID 42464383›Full record

Trial reportClinical oral implants research2026

Effect of Hyaluronic Acid on Palatal Wound Healing-A Randomized Crossover Clinical Trial.

Madeleine Dahi, Sara Amash, Kristina Bertl, Florian Beck, Patrick Heimel, Andreas Stavropoulos

Registry-linked trialAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Clinical oral implants research, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05099718 (Effect of Hyaluronic Acid on Oral Mucosal Wound Healing - Focus on Pain and Re-epithelisation), which is not on this map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT05099718 nacompletednot on this map

Effect of Hyaluronic Acid on Oral Mucosal Wound Healing - Focus on Pain and Re-epithelisation

TypeinterventionalSponsorMalmö UniversityRan2022 to 2023Enrolled25ConditionsSoft Tissue Wound HealingArmspalatal soft tissue harvesting, Hyaluronic acid, Saline solution (placebo)
3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Madeleine DahiPeriodontology, Faculty of Odontology, University of Malmö, Malmö, Sweden.ORCID https://orcid.org/0009-0006-6405-0914
Sara AmashPeriodontology, Faculty of Odontology, University of Malmö, Malmö, Sweden.
Kristina BertlDepartment of Periodontology, Dental Clinic, Faculty of Medicine, Sigmund Freud University, Vienna, Austria.ORCID https://orcid.org/0000-0002-8279-7943
Florian BeckDivision of Oral Surgery, University Clinic of Dentistry, Medical University of Vienna, Vienna, Austria.ORCID https://orcid.org/0000-0002-1662-2926
Patrick HeimelKarl Donath Laboratory for Hard Tissue and Biomaterial Research, Division of Oral Surgery, University Clinic of Dentistry, Medical University of Vienna, Vienna, Austria.ORCID https://orcid.org/0000-0002-2499-325X
Andreas StavropoulosPeriodontology, Faculty of Odontology, University of Malmö, Malmö, Sweden.ORCID https://orcid.org/0000-0001-8161-3754

Funding

österichischer geselschaft för implantologi
6 · The paper itself

Abstract

aimTo assess the effect of a hyaluronic acid (HyA) containing gel on patient-related outcomes (PRO) and wound healing after palatal punch-biopsy representing a free gingival graft. MATERIAL AND

methodsA punch-biopsy (6 mm diameter, 2 mm thickness) was harvested from one side of the palate at Day 0 and from the contralateral side at Day 21. Sites were randomly allocated to either 0.3% HyA containing gel (test) or sterile saline solution (control), professionally applied after harvesting and then self-applied three times/day for 7 days. Up to 21 days PRO-related questionnaires were answered and intraoral scans and photographs recorded to assess wound re-epithelialization, tissue refill, and color match.

resultsEighteen of 25 recruited participants were analyzed. Pain perception, difficulties with eating/drinking, and taste alterations significantly decreased over time and were hardly experienced after Day 7 in both groups (p > 0.05). Participants reported significantly more often a positive experience after applying HyA compared to placebo, that is, in 8 versus 1 out of 18 cases. The residual wound area was significantly smaller in the test compared to control group at Day 7, and cases with a thicker palatal tissue showed tendency for faster re-epithelialization.

conclusionDespite the potential limitations of the present study (i.e., possibility of a carryover effect, questionable blinding of the participants), repeated local application of a 0.3% HyA containing gel appears to only accelerate re-epithelialization in an open palatal wound and provide a positive experience after application, but it did not improve any PRO in such small-sized wounds compared to sterile saline application.

trial registrationClinicalTrials.gov identifier: NCT05099718.

Indexed as

GingivaHyaluronic AcidPalateWound HealingAdultBiopsyCross-Over StudiesFemaleGelsHumansMaleMiddle AgedRe-EpithelializationSurveys and QuestionnairesTreatment OutcomeGelsHyaluronic Acidgraft harvestinghyaluronic acidpainpalatal wound healingrandomized controlled clinical trialre‐epithelizationsoft tissue grafting

Identifiers

PMID42464383
PMCPMC13644540

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.