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Intraoperative Application of Cold Atmospheric Plasma to Prevent Postoperative Wound Complications in the Inguinal Region of High-risk Patients With Peripheral Arterial Occlusive Disease (PICPAD)

4 mai 2026 mis à jour par: Ursula Werra

Prophylactic Application of Cold Atmospheric Plasma to Reduce Postoperative Wound Healing Disorders in the Inguinal Region in High-risk Patients With Peripheral Arterial Occlusive Disease- Intraoperative Application of Cold Atmospheric Plasma in the Inguinal Region

The goal of this clinical trial is to learn if postoperative wound complications in the inguinal region of high-risk patients with peripheral arterial occlusive disease can be prevented by the intraoperative application of cold atmospheric plasma.

The main questions it aims to answer are:

Does the intraoperative application of cold atmospheric plasma reduce the need for surgical revision of inguinal wounds due to wound healing complications within 3 months postoperatively? Does the intraoperative application of cold atmospheric plasma reduce wound healing complications not requiring revision within 3 months postoperatively?

Researchers will compare the application of cold atmospheric plasma to a placebo (a deactivated look-alike device).

Participants will:

Undergo surgical treatment with femoral artery access due to their peripheral arterial occlusive disease, in accordance with the respective vascular surgery department standard of care.

Receive a single application of cold atmospheric plasma or, respectively, placebo in the area of their inguinal access wound during surgery (after subcutaneous closure and prior to skin closure).

Be regularly assessed for wound healing during the first postoperative 14 days as part of routine clinical care and undergo a final evaluation at 3 months. They will also be surveyed regarding their quality of life.

Aperçu de l'étude

Statut

Pas encore de recrutement

Les conditions

Intervention / Traitement

Type d'étude

Interventionnel

Inscription (Estimé)

214

Phase

  • N'est pas applicable

Contacts et emplacements

Cette section fournit les coordonnées de ceux qui mènent l'étude et des informations sur le lieu où cette étude est menée.

Coordonnées de l'étude

Lieux d'étude

  • Allemagne
    • North Rhine-Westphalia
      • Cologne, North Rhine-Westphalia, Allemagne, 50937
        • Department of Vascular and Endovascular Surgery

Critères de participation

Les chercheurs recherchent des personnes qui correspondent à une certaine description, appelée critères d'éligibilité. Certains exemples de ces critères sont l'état de santé général d'une personne ou des traitements antérieurs.

Critère d'éligibilité

Âges éligibles pour étudier

  • Adulte
  • Adulte plus âgé

Accepte les volontaires sains

Non

La description

Inclusion Criteria:

  • Age > 18 years
  • Written informed consent
  • Surgical treatment of peripheral arterial occlusive disease (PAOD) with femoral (inguinal) access
  • High-risk patient for wound healing complications:

WHD (wound healing disorder) score ≥ 4 points:

Diabetes mellitus (2) Immunosuppression/steroid therapy (2) End-stage renal disease (2) Reinterventions (2) Peripheral arterial occlusive disease (1) Nicotine abuse (1) Obesity (BMI > 30) (1) Age > 80 years (1) Duration of surgery > 4 h (1) Blood loss > 1.5 L (1) Local radiotherapy/chemotherapy (1)

Exclusion Criteria:

  • Pregnancy or breastfeeding
  • Femoral access for an indication other than PAOD
  • Preoperative local infection or infectious skin disease
  • Life expectancy < 3 months
  • Active infection of the ipsilateral extremity requiring systemic antibiotic therapy at the time of surgery
  • Systemic antibiotic therapy at the time of surgery
  • Use of coated incisional drapes (e.g., iodine-impregnated)
  • Intraoperative use of anti-infective topical agents (e.g., Gentacoll, doxycycline, etc.)
  • Use of fibrin sealants/thrombogenic adhesive substances above the fascia Planned postoperative prophylactic negative pressure wound therapy (NPWT)

Plan d'étude

Cette section fournit des détails sur le plan d'étude, y compris la façon dont l'étude est conçue et ce que l'étude mesure.

Comment l'étude est-elle conçue ?

Détails de conception

  • Objectif principal: La prévention
  • Répartition: Randomisé
  • Modèle interventionnel: Affectation parallèle
  • Masquage: Double

Armes et Interventions

Groupe de participants / Bras
Intervention / Traitement
Comparateur actif: Intervention: Intraoperative application of cold atmospheric plasma
During surgery (after subcutaneous closure and prior to skin closure), patients receive a single application of cold atmospheric plasma in the area of their inguinal access wound.
Dispositif: Cold atmospheric plasma
Single intraoperative treatment of the wound edges and the subcutaneous tissue adjacent to the wound edges with cold atmospheric plasma after subcutaneous closure and prior to skin closure
Comparateur factice: Control: Intraoperative sham application mimicking cold atmospheric plasma
During surgery (after subcutaneous closure and prior to skin closure), patients receive a sham application mimicking cold atmospheric plasma in the area of the inguinal access wound.
Dispositif: Sham device
Single intraoperative treatment of the wound edges and the subcutaneous tissue adjacent to the wound edges with sham device after subcutaneous closure and prior to skin closure

Que mesure l'étude ?

Principaux critères de jugement

Mesure des résultats
Délai
Time to revision surgery due to inguinal wound healing complications
Délai: within 3 months postoperatively
within 3 months postoperatively

Mesures de résultats secondaires

Mesure des résultats
Description de la mesure
Délai
Number of wound healing complications not requiring surgical revision
Délai: within 3 months postoperatively
within 3 months postoperatively
Time to MACE (major adverse cardiac events) (myocardial infarction, cardiovascular death, stroke)
Délai: within 3 months postoperatively
within 3 months postoperatively
Time to MALE (major adverse limb events) (amputation, graft occlusion, unplanned repeat revascularization)
Délai: within 3 months postoperatively
within 3 months postoperatively
course of patients quality of life over the course of wound healing
Délai: within 3 months postoperatively

Patients will be provided with the EQ-5D-5L (European Quality of Life 5 Dimensions 5 Level Version) questionnaire in order to assess quality of life at the baseline visit as well as follow-up visits 3 and 4 and after 3 months (end of study visit).

The EQ-5D-5L will be evaluated by converting responses across its five domains-mobility, self-care, usual activities, pain/discomfort, and anxiety/depression-into a single health utility index using a country-specific value set (e.g., German tariff), with possible values typically ranging from below 0 (worse than death) to 1 (full health). Each domain is rated on a 5-level scale, where 1 = no problems, 2 = slight problems, 3 = moderate problems, 4 = severe problems, and 5 = extreme problems/unable to perform. In addition, the EQ Visual Analogue Scale (EQ VAS) score will be analyzed separately, ranging from 0 (worst imaginable health) to 100 (best imaginable health).
within 3 months postoperatively
course of estimated Glomerular Filtration Rate (eGFR) over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: eGFR ml/min/1.73m²
within 3 months postoperatively
course of white blood cell count over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: white blood cell count 10*9/L
within 3 months postoperatively
course of C- reaktive protein over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: C- reaktive protein (mg/L)
within 3 months postoperatively
course of procalcitonin over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: procalcitonin (ng/ml)
within 3 months postoperatively
course of hemoglobin over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: hemoglobin g/dl
within 3 months postoperatively
course of platelets over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: platelets 10*9/L
within 3 months postoperatively
Course of haematocrit over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: haematocrit (%)
within 3 months postoperatively
course of albumin over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: albumin (g/L)
within 3 months postoperatively
course of sodium over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: sodium mmol/L
within 3 months postoperatively
course of potassium over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: potassium (mmol/L)
within 3 months postoperatively
course of International Normalized Ratio (INR) over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: INR
within 3 months postoperatively
course of partial thromboplastin time over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case:partial thromboplastin time (s)
within 3 months postoperatively
course of total cholersterol over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: total cholesterol (mg/dl)
within 3 months postoperatively
course of low- density- lipoprotein cholesterol (LDL cholesterol) over the course of wound healing
Délai: within 3 months postoperatively
According to clinical routine, blood samples will be collected at follow-up visits if clinically indicated, and the results will be evaluated, in this case: LDL cholesterol
within 3 months postoperatively

Collaborateurs et enquêteurs

C'est ici que vous trouverez les personnes et les organisations impliquées dans cette étude.

Parrainer

Ursula Werra

Collaborateurs

Universitätsklinikum Hamburg-Eppendorf
neoplas med GmbH

Publications et liens utiles

La personne responsable de la saisie des informations sur l'étude fournit volontairement ces publications. Il peut s'agir de tout ce qui concerne l'étude.

Publications générales

Dates d'enregistrement des études

Ces dates suivent la progression des dossiers d'étude et des soumissions de résultats sommaires à ClinicalTrials.gov. Les dossiers d'étude et les résultats rapportés sont examinés par la Bibliothèque nationale de médecine (NLM) pour s'assurer qu'ils répondent à des normes de contrôle de qualité spécifiques avant d'être publiés sur le site Web public.

Dates principales de l'étude

Début de l'étude (Estimé)

1 novembre 2026

Achèvement primaire (Estimé)

1 février 2029

Achèvement de l'étude (Estimé)

1 juin 2029

Dates d'inscription aux études

Première soumission

24 avril 2026

Première soumission répondant aux critères de contrôle qualité

4 mai 2026

Première publication (Réel)

6 mai 2026

Mises à jour des dossiers d'étude

Dernière mise à jour publiée (Réel)

6 mai 2026

Dernière mise à jour soumise répondant aux critères de contrôle qualité

4 mai 2026

Dernière vérification

1 mai 2026

Plus d'information

Termes liés à cette étude

Mots clés

Autres numéros d'identification d'étude

  • PICPAD-2026-01

Plan pour les données individuelles des participants (IPD)

Prévoyez-vous de partager les données individuelles des participants (DPI) ?

NON

Description du régime IPD

Individual participant data will not be made publicly available. Data will be used solely for the purposes of this study and will be processed in accordance with applicable data protection regulations (GDPR). Statistical analysis will be performed by an independent academic biostatistics institute (Institute of Medical Biometry and Epidemiology, University Medical Center Hamburg-Eppendorf).

Informations sur les médicaments et les dispositifs, documents d'étude

Étudie un produit pharmaceutique réglementé par la FDA américaine

Non

Étudie un produit d'appareil réglementé par la FDA américaine

Non

Ces informations ont été extraites directement du site Web clinicaltrials.gov sans aucune modification. Si vous avez des demandes de modification, de suppression ou de mise à jour des détails de votre étude, veuillez contacter register@clinicaltrials.gov. Dès qu'un changement est mis en œuvre sur clinicaltrials.gov, il sera également mis à jour automatiquement sur notre site Web .

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