E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
* Patients with a primary bone malignancy or soft-tissue sarcoma that has invaded a lower extremity bone that are undergoing surgical treatment to resect the tumor and functionally reconstruct the limb using a modular metallic and polyethylene endoprosthetic implant to replace the surgically resected bones and joints.
* Development of a surgical site infection according to the guidelines established by the Centers for Disease Control and Prevention (CDC) |
* PatientInnen mit primären malignen Knochentumor der unteren Extremität oder mit bösartigem Weichteiltumor inkl. Knocheninfiltration, bei denen eine chirurgische Exzision mit anschließender endoprothetischer Rekonstruktion des resezierten Knochens und Gelenks durchgeführt wird.
* Entwicklung einer postoperativen Infektion entsprechend den Guidelines des Centers for Disease Control and Prevention (CDC).
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E.1.1.1 | Medical condition in easily understood language |
* Patients with bone cancer of the leg that are undergoing surgery to remove the tumor and reconstruct the leg using a metal implant
* Development of a surgical site infection |
PatientInnen mit Knochentumor der unteren Extremität, die eine chirurgische Exzision und Rekonstruktion des Beines mittels Metallimplantat erhalten. |
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E.1.1.2 | Therapeutic area | Diseases [C] - Bacterial Infections and Mycoses [C01] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10064736 |
E.1.2 | Term | Antibiotic prophylaxis |
E.1.2 | System Organ Class | 10042613 - Surgical and medical procedures |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10056641 |
E.1.2 | Term | Post procedural site wound infection |
E.1.2 | System Organ Class | 100000004862 |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.1 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10068943 |
E.1.2 | Term | Limb reconstructive surgery |
E.1.2 | System Organ Class | 10042613 - Surgical and medical procedures |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10036894 |
E.1.2 | Term | Prophylactic antibiotic therapy |
E.1.2 | System Organ Class | 10042613 - Surgical and medical procedures |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10005978 |
E.1.2 | Term | Bone lesion excision |
E.1.2 | System Organ Class | 10042613 - Surgical and medical procedures |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10073235 |
E.1.2 | Term | Bone prosthesis insertion |
E.1.2 | System Organ Class | 10042613 - Surgical and medical procedures |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10006007 |
E.1.2 | Term | Bone sarcoma |
E.1.2 | System Organ Class | 10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps) |
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E.1.3 | Condition being studied is a rare disease | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To determine whether a 5-day regimen of post-operative prophylactic antibiotics in comparison to the standard 24-hour regimen decreases the rate of surgical site infections after limb salvage surgery within 1-year of follow-up. |
Bestimmung, ob die postoperaptive Antibiotikagabe über 5 Tage im Vergleich zur Antibiotikaverabreichung über 24 Stunden zu einer reduzierten Infektionsrate nach chirurgischer Extremitätenerhaltung innerhalb eines Follow-Ups von 1 Jahr führt. |
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E.2.2 | Secondary objectives of the trial |
to evaluate whether the use of a 5-day regimen of post-operative prophylactic antibiotics in comparison to the standard 24-hour regimen in patients that are surgically treated for bone tumors of the lower extremity followed by limb reconstruction using an endoprostheses has an impact on (A) the development of antibiotic-related complications (such as gastrointestinal or fungal infections); (B) patient functional outcomes and quality of life; (C) the rate of re-operations; (D) the rate of oncologic recurrence and/or metastases; and (D) the rate of mortality after one year. |
Evaluierung, ob die postoperative prophylaktische Antibiotikagabe über 5 Tage im Vergleich zur Antibiotikaverabreichung über postoperativ 24-Stunden bei PatientInnen mit chirurgischer Behandlung eines Knochentumors der unteren Extremität mittels endoprothetischer Rekonstruktion einen Einfluss auf (A) die Entstehung von antibiotikabezogenen Komplikationen (wie gastrointestinale oder Pilz-Infektionen), (B) das funktionelle Outcome und die Lebensqualität der PatientInnen, (C) die Rate der Reoperationen, (D) die Rate der onkologischen Rezidive und/oder Metastasen und (E) die Rate der Mortalität nach einem Jahr hat. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1) Males and females 12 years of age or older;
2) Primary bone malignancies or benign aggressive tumors of the lower extremity, or soft-tissue sarcomas which have invaded the bone;
3) Treatment by excision and endoprosthetic reconstruction*; and
4) Provision of informed consent |
1) Männer und Frauen 18 Jahre oder älter (in den USA und Kanada: ab 12 Jahren)
2) primärer Knochentumor oder benigner aggressiver Tumor der unteren Extremität oder Weichteilsarkome mit Knocheninfiltrationen
3) Behandlung mittels Exzision und Tumor-Endoprothetik
4) Einholung der informierten Zustimmung der PatientInnen.
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E.4 | Principal exclusion criteria |
1) Current known Methicillin-Resistant Staphylococcus Aureus (MRSA), or Vancomycin Resistant Enterococcus (VRE) skin colonization*;
2) Documented anaphylaxis or angioedema to penicillin or the study antibiotic [cefazolin, or equivalent gram-positive coverage (i.e., cefuroxime)];
3) Prior surgery within the surgical field of the affected limb (excluding a biopsy)**;
4) Prior local infection within the surgical field of the limb**;
5) Current known immunologically-deficient disease conditions (not including recent chemotherapy) ***;
6) Known renal insufficiency with estimated creatinine clearance (eGRF) of less than 54 mL/min for drug clearance;
7) Reconstruction to include a structural allograft (bone transplant);
8) Likely problems, in the judgement of the investigator, with maintaining follow-up;
9) Enrolled or previously randomized in a competing study; and
10) Patients who weigh less than or equal to 45kg****
11) Pregnancy |
1) Bekannte MRSA oder VRE Haut-Kolonisation
2) Allergie gegen Penicillin oder Studien-Antibiotika (Cefazolin)
3) Vorhergegangene Operationen der betroffenen Extremität (exkl. Biopsie)
4) Vorhergegangene Infektionen innerhalb des Operationsgebietes
5) Bekannte immunologisch-defiziente Krankheit bzw. Bestehende Immunschwäche (exkl. Chemotherapie)
6) Bekannte Niereninsuffizienz mit eGRF weniger als 54 ml/min
7) Verwendung von Allograft in der Knochenrekonstruktion
8) Mangelnde Compliance der PatientInnen (nach Einschätzung des Prüfers)
9) Einschluss oder kürzliche Randomisierung der PatientInnen in einer anderen konkurrierenden Studie
10) PatientInnen, die weniger also der gleich 45 kg wiegen.
11) Schwangere und stillende Frauen dürfen nicht teilnehmen. Gebärfähige Frauen dürfen an der klinischen Prüfung nur teilnehmen, wen nein Arzt vor der klinischen Prüfung das Nichtvorliegen einer Schwangerschaft mittels Schwangerschaftstest feststellt.
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E.5 End points |
E.5.1 | Primary end point(s) |
The development of a surgical site infection (SSI) |
Die Entwicklung einer postoperativen Infektion
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
within 12 months following the initial surgery |
innerhalb von 12 Monaten nach der ersten Operation |
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E.5.2 | Secondary end point(s) |
Functional outcomes, antibiotic-related complications, adverse events, serious adverse events, re-operations, complications of wound healing, tumor recurrence or metastasis, and mortality |
Funktionelle Outcomes, antibiotikabezogenen Komplikationen, Nebenwirkungen (AEs), ernsthafte Nebenwirkungen (SAEs), Reoperationen, Komplikationen der Wundheilung, Tumorrezidiv oder Metastasen, Mortalität |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Patient will participant one year post-operativ in all and we come to follow up visits at 2 week after, 6 Week, 3 months, 6 months, 9 months and 1 year |
Die teilnehmen PatientInnen werden für insgesamt 1 Jahr postoperativ zu folgenden Intervallen untersucht: 2 Wochen, 6 Wochen, 3 Monate, 6 Monate, 9 Monate, 1 Jahr |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | Yes |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | No |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | Yes |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 15 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
E.8.6.2 | Trial being conducted completely outside of the EEA | Yes |
E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
Argentina |
Australia |
Brazil |
Canada |
South Africa |
Spain |
United States |
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E.8.7 | Trial has a data monitoring committee | Yes |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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LVLS |
letzte Visite des letzten Patienten |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 5 |
E.8.9.1 | In the Member State concerned months | 0 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 8 |
E.8.9.2 | In all countries concerned by the trial months | 3 |
E.8.9.2 | In all countries concerned by the trial days | 0 |