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Phase 2 N=181 Randomized Quadruple-blind Treatment

Safety and Efficacy of Topical Thrombin (Human) Grifols as an Adjunct to Hemostasis During Surgery

Hemostasis

Enrolled (actual)
181
Serious AEs
8.8%
Results posted
May 2017
Primary outcome: Primary: Proportion of Subjects Achieving Hemostasis by Five Minutes After Treatment Start at the TBS — 75.0; 75.0; 73.9; 82.5 percent of subjects achieving hemostasis

Study Design & Population

Study type
Interventional
Phase
Phase 2
Interventions
Human thrombin (Biological); Bovine thrombin (Biological)
Age
Pediatric, Adult, Older Adult
Sex
All
Sponsor
Instituto Grifols, S.A.
Primary completion
Nov 2015

Outcome Measures

OutcomeResultp-value
PRIMARY
Proportion of Subjects Achieving Hemostasis by Five Minutes After Treatment Start at the TBS
75.0; 75.0; 73.9; 82.5; 78.3; 54.5
SECONDARY
Cumulative Proportion of Subjects Having Achieved Hemostasis at the Target Bleeding Site by Specified Time Points
40.0; 45.0; 73.9; 70.2; 61.7; 36.4
SECONDARY
Prevalence of Treatment Failures
25.0; 25.0; 26.1; 17.5; 21.7; 45.5

Summary

This purpose of this clinical trial was to study the safety and efficacy of Topical Thrombin (Human) Grifols as an add-on treatment to help stop bleeding during vascular, liver, soft tissue, and spinal surgical procedures.

Eligibility Criteria

Inclusion Criteria

  • Pre-operative (at Baseline Assessments Visit) hemoglobin (Hgb) ≥9.0 g/dL (deciliter)
  • Pre-operative (at Baseline Assessments Visit) fibrinogen level ≥150 mg/dL (functional method).
  • Required one of the following procedures:
  • An elective (non-emergency), open (non-laparoscopic; non- endovascular) surgical procedure involving a native artery-graft end-to-side proximal anastomosis utilizing coated or uncoated polytetrafluoroethylene (PTFE) graft (IG1202-A).
  • An elective (non-emergency), open (non-laparoscopic) hepatic resection (anatomic and non-anatomic resections of at least one anatomical hepatic segment or equivalent tissue volume) (IG-1202-B).
  • An elective (non-emergency), open (non-laparoscopic), surgical procedure involving soft (non-parenchymous) tissue (IG1202-C).
  • An elective (non-emergency), spinal surgical procedure in which the epidural venous plexus was exposed (IG1202-D).
  • A target bleeding site (TBS) was identified according to the Investigator's judgment, and the TBS had mild or moderate bleeding according to the Investigator's judgment.

Exclusion Criteria

  • Required surgical procedure due to trauma (except for spinal surgery).
  • Infection in the anatomic surgical area.
  • History of severe (e.g. anaphylactic) reactions to blood or to any blood-derived (human or animal) product.
  • Previous known sensitivity to any Topical Thrombin (Human) Grifols component, any Bovine Thrombin JMI component, porcine collagen, and heparin or protamine (vascular surgery only) component.
  • Received an organ transplant.
  • Underwent another concurrent major surgical intervention beyond the liver (applied to hepatic surgery [IG1202-B] only; concurrent interventions on the pancreas, gall bladder, bile duct, or intestines were allowed).
  • Underwent a re-operative procedure, which was defined as a second, or successive, surgical procedure on the same anatomic location.
  • Underwent other vascular procedures during the same surgical session (applied to vascular surgery [IG1202-A] only; stenting and/or endarterectomy of the same artery were allowed).
  • Underwent a therapeutic surgical procedure within 30 days from screening (diagnostic procedures were allowed).
  • Previously included in this trial (i.e. each subject could only be enrolled once in this study).
  • TBS could not be identified according to the investigator's judgment.
  • TBS had a severe bleeding according to the Investigator's judgment.
  • Occurrence of major intra-operative complications that required resuscitation or deviation from the planned surgical procedure.
  • Application of any topical haemostatic material on the resection surface of the liver prior to application of the study treatment (applied to hepatic surgery [IG1202-B] only).
  • Radiofrequency precoagulation of the liver resection surface, except focal use of radiofrequency as primary haemostatic treatment (applied to hepatic surgery [IG1202-B] only).
  • Intra-operative change in planned surgical procedure which resulted in subject no longer meeting preoperative inclusion and/or exclusion criteria.
  • Application of any topical haemostatic material on the cut soft tissue surface prior to application of the study treatment (applied to soft tissue surgery [IG1202-C] only).
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT02014402). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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