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Hemoadsorpion in Patients With Septic Shock: Efficacy and Safety Evaluation (HAdSS)

30 июня 2026 г. обновлено: Moscow Multidisciplinary Clinical Center "Kommunarka"

Hemoadsorpion in Patients With Septic Shock: Efficacy and Safety Evaluation. A Pilot Multicenter Randomized Controlled Trial

Hemoadsorpion in Patients With Septic Shock: Efficacy and Safety Evaluation. A Pilot Multicenter Randomized Controlled Trial.

The goal of this clinical trial is the estimation of the efficacy and safety of hemoadsorption procedures (LPS (Lipopolysaccharide) and inflammatory mediators adsorption) in participants with septic shock.

The main questions it aims to answer are:

Does hemoadsorption decrease the severity of MODS (multiple organ disfunction syndrome)?

The study will include participants aged 18 to 80 years with a verified diagnosis of septic shock according to SEPSIS 3 criteria, diagnosed within 12 hours, and a SOFA (sequential organ failure assessment) score of 9 or more.

In addition to Standard of Care (SOC), blood purification, including hemoadsorption, will be used. The minimum waiting time after diagnosis of septic shock and initiation of basic therapy before inclusion of the patient in the study therapy is 4 hours.

The choice of procedure will be based on the EAA (Endotoxin Activity Assay) result:

  • for an EAA level of 0.6-0.9, selective lipopolysaccharide (LPS) adsorption with duration from 2 to 10 hours;
  • for an EAA level less than 0.6, inflammatory mediator adsorption with duration from 6 to 12 hours.

The choice of a specific adsorbers within the LPS and inflammatory mediator adsorption group will be based on randomization.

The use of LPS adsorption is planned based on randomization: Toramyxin R-20 or Efferon LPS. The use of inflammatory mediator adsorption is planned based on randomization: Jafron (HA 330) or CytoSorb.

Обзор исследования

Подробное описание

Every participant will receive 2 adsorption procedures. The second procedure will be initiated no later than 24 hours after the initiation of the first procedure.

LPS adsorption will be performed in 38 participants (Efferon LPS in 19 participants and Toramyxin in 19 participants), two procedures per participant.

Inflammatory mediator adsorption will be performed in 38 participants (Jafron HA 330 in 19 participants and CytoSorb in 19 participants), two procedures per participant.

Sample size calculations were performed separately for each treatment cohort. For the endotoxemia cohort (EAA level of 0.6-0.9), this randomized trial is designed to compare Efferron LPS and Toraymyxin with respect to change in SOFA score at 72 hours.

At present, no universally accepted minimal clinically important difference (MCID) has been established for the SOFA score in participants with septic shock. Therefore, the assumed treatment effect was derived from published evidence and expert clinical judgment.

In the EUPHAS trial, polymyxin B hemoperfusion was associated with a mean reduction in SOFA score of approximately 3.4 points at 72 hours, whereas minimal change was observed in the control group. Similarly, the LASSO study demonstrated substantial improvement in organ dysfunction following endotoxin adsorption therapy.

For the inflammatory mediator adsorption cohort (EAA level less than 0.6), this randomized trial is designed to compare CytoSorb and Jafron HA 330 with respect to change in SOFA score at 72 hours.

In the retrospective study Mehta et al., CytoSorb hemoperfusion was associated with a mean reduction in SOFA score of approximately 2.0 points after treatment in survival group. Similarly, the case series Onuk et al. demonstrated substantial improvement in organ dysfunction following inflammatory adsorption therapy with Jafron HA 330 with a mean reduction in SOFA score of approximately 3.5 points at 72 hours.

A between-group difference of 2.5 SOFA points was considered clinically meaningful for both Endotoxin hemoadsorption and inflammatory mediators hemoadsorption because it represents a substantial proportion of the treatment effect observed in previous hemoperfusion studies and corresponds to a clinically relevant difference in the degree of organ dysfunction improvement.

The sample size for both groups (LPS and inflammatory mediator adsorption) was calculated based on the following assumption: the primary endpoint was the change in SOFA score at 72 hours (ΔSOFA); the expected between-group difference - 2.5 points on the SOFA score; standard deviation of ΔSOFA - 2.5 points; equal allocation ratio (1:1); two-sided significance level (α) of 0.05; statistical power of 80%.

Sample size estimation was performed in R using the power.t.test() function. The calculation yielded a required sample size of 16.7 participants per group. Therefore, a minimum of 17 participants per group (34 participants in total) is required to achieve the planned statistical power.

To account for an anticipated 10% dropout rate, the final sample size will be 19 patients per group (38 participants in total for LPS+ 38 participants in total for Inflammatory mediators adsorption. 76 participants in total).

Тип исследования

Интервенционный

Регистрация (Оцененный)

76

Фаза

  • Непригодный

Контакты и местонахождение

В этом разделе приведены контактные данные лиц, проводящих исследование, и информация о том, где проводится это исследование.

Контакты исследования

  • Имя: Aleksandr Burov, PHD
  • Номер телефона: +79854215478
  • Электронная почта: Aleksander.bour@mail.ru

Места учебы

      • Moscow, Россия
        • Petrovsky National Research Centre of Surgery
        • Контакт:
          • Maxim Babaev, MD, PHD
          • Номер телефона: +79160269066
          • Электронная почта: maxbabaev@mail.ru
      • Moscow, Россия
        • Bakulev Scientific Center of Cardiovascular Surgery
        • Контакт:
          • Mikhail Yarustovskiy, MD, PHD
          • Номер телефона: +79104194682
          • Электронная почта: mbyar@yandex.ru
      • Moscow, Россия
        • City clinical hospital named after S. S. Yudin, Moscow City Health
        • Контакт:
          • Nikolay Krotenko, PHD
          • Номер телефона: +79268664976
          • Электронная почта: npkrotenko@gmail.com
      • Moscow, Россия
        • City Clinical Hospital No 52, Moscow, Russia
        • Контакт:
          • Rustam Iskhakov
          • Номер телефона: +79265317813
          • Электронная почта: stamius@yandex.ru
      • Moscow, Россия
        • Moscow Multi-disciplinary Clinical Center "Kommunarka"
      • Moscow, Россия
        • Sklifosovsky Institute of Emergency Care
        • Контакт:
          • Sergei Rei, PHD
          • Номер телефона: +79166001362
          • Электронная почта: reysi@sklif.mos.ru
      • Rostov-on-Don, Россия
        • National Medical Research Centre for Oncology Rostov-on-Don
        • Контакт:
          • Natalia Ushakova, MD, PHD
          • Номер телефона: +79185533155
          • Электронная почта: ndu2000@rambler.ru

Критерии участия

Исследователи ищут людей, которые соответствуют определенному описанию, называемому критериям приемлемости. Некоторыми примерами этих критериев являются общее состояние здоровья человека или предшествующее лечение.

Критерии приемлемости

Возраст, подходящий для обучения

  • Взрослый
  • Пожилой взрослый

Принимает здоровых добровольцев

Нет

Описание

Inclusion Criteria:

  • Septic shock according to SEPSIS-3 criteria
  • Age: 18-80 years
  • SOFA ≥9 points
  • Diagnosis of septic shock established <12 hours ago
  • Invasive hemodynamic monitoring
  • Norepinephrine dose >0.2 mcg/kg/min

Exclusion Criteria:

  • Absolute neutrophil count less than 500 cells/μL
  • Pregnancy
  • End-stage heart failure (NYHA stage IV)
  • Pulmonary embolism with obstructive shock
  • Ongoing bleeding
  • Atonic coma
  • More than 30 points on the MELD scale, class C on the Child-Pugh scale
  • HIV infection
  • Burns over 10% of the body surface area
  • Patients with oncohematological diseases
  • Patients with a recognized palliative status or the definition of "metastatic cancer"
  • RRT using membranes with a high cutoff point and increased adsorption capacity within 72 hours from the initiation of the first hemoadsorption procedure
  • Use of plasma exchange within 72 hours from the initiation of the first hemoadsorption procedure

Учебный план

В этом разделе представлена ​​подробная информация о плане исследования, в том числе о том, как планируется исследование и что оно измеряет.

Как устроено исследование?

Детали дизайна

  • Основная цель: Уход
  • Распределение: Рандомизированный
  • Интервенционная модель: Параллельное назначение
  • Маскировка: Двойной

Оружие и интервенции

Группа участников / Армия
Вмешательство/лечение
Экспериментальный: Inflammatory mediatiors adsorption with CytoSorb
Inflammatory mediatiors adsorption with EAA <0,6 with CytoSorb
Blood purification with Jafron HA 330
Активный компаратор: Inflammatory mediatiors adsorption with Jafron HA 330
Inflammatory mediatiors adsorption with EAA <0,6 with Jafron HA 330
Blood purification with Jafron HA 330
Экспериментальный: Endotoxin haemoadsorption with Toramyxin PMX 20R
Endotoxin haemoadsorption with EAA [0.6-0.9] with Toramyxin PMX 20R
Blood purification with Toramyxin PMX 20R
Активный компаратор: Endotoxin haemoadsorption with Efferon LPS
Endotoxin haemoadsorption with EAA [0.6-0.9] with Efferon LPS
Blood purification with Efferon LPS

Что измеряет исследование?

Первичные показатели результатов

Мера результата
Мера Описание
Временное ограничение
SOFA (sequential organ failure assessment) score
Временное ограничение: Assessed at 72 hours after hemoadsorption initiation
MODS (multiple organ disfunction syndrome) dynamics majored by SOFA (sequential organ failure assessment) score. SOFA score ranges from 0 (best) to 24 (worst) points.
Assessed at 72 hours after hemoadsorption initiation

Вторичные показатели результатов

Мера результата
Мера Описание
Временное ограничение
Lactate level dynamics
Временное ограничение: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Lactate level dynamics (mmol/l)
Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Total bilirubin level dynamics
Временное ограничение: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Total bilirubin level dynamics (mcmol/l)
Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Indirect bilirubin level dynamics
Временное ограничение: Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Indirect bilirubin level dynamics (mcmol/l)
Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Direct bilirubin level dynamics
Временное ограничение: Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Direct bilirubin level dynamics (mcmol/l)
Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Ferritin level dynamics
Временное ограничение: Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Ferritin level dynamics (mcg/l)
Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
28 - days mortality
Временное ограничение: Will be calculated for 28 days after hemoadsorption initiation
28 - days mortality
Will be calculated for 28 days after hemoadsorption initiation
90 - days mortality
Временное ограничение: Will be calculated for 90 days after hemoadsorption initiation
90 - days mortality
Will be calculated for 90 days after hemoadsorption initiation
Vasoactive Inotropic Score (VIS) dynamics
Временное ограничение: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation

Vasoactive Inotropic Score (VIS) dynamics

VIS = dopamine dose (mcg∕kg∕ min ) + dobutamine dose (mcg∕kg∕ min ) + 100 × epinephrine dose (mcg∕kg∕ min ) + 10 × milrinone dose (mcg∕kg∕ min ) + 10,000 × vasopressin dose (units∕kg∕ min )

+ 100 × norepinephrine dose (mcg∕kg∕ min )

Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Norepinephrine dose dynamics
Временное ограничение: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Norepinephrine dose dynamics (mcg/kg/min)
Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Hemodynamic index dynamics
Временное ограничение: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation

Hemodynamic index: Mean arterial pressure (MAP) to Vasoactive Inotropic Score (VIS);

VIS = dopamine dose (mcg∕kg∕ min ) + dobutamine dose (mcg∕kg∕ min ) + 100 × epinephrine dose (mcg∕kg∕ min ) + 10 × milrinone dose (mcg∕kg∕ min ) + 10,000 × vasopressin dose (units∕kg∕ min ) + 100 × norepinephrine dose (mcg∕kg∕ min )

Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Horowitz index dynamics
Временное ограничение: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Arterial oxygen partial pressure (PaO2)/fraction of inspired oxygen (FiO2) ratio (Horowitz index) dynamics
Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Procalcitonin (PCT) level dynamics
Временное ограничение: Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
Procalcitonin (PCT) level dynamics (ng/ml)
Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
C- reactive protein (CRP) level dynamics
Временное ограничение: Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
C- reactive protein (CRP) level dynamics (mg/l)
Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
NLR (neutrophil-to-lymphocyte ratio) dynamics
Временное ограничение: Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
NLR (neutrophil-to-lymphocyte ratio) dynamics
Time Frame: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
PLR (Platelet-to-lymphocyte ratio) dynamics
Временное ограничение: Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
PLR (Platelet-to-lymphocyte ratio) dynamics
Assessed at 4 time points: before hemoadsorption initiation (baseline); 24 hours, 48 hours and 72 hours after hemoadsorption initiation
TNF (Tumor necrosis factor-alpha) level dynamics
Временное ограничение: Assessed at 3 time points: before hemoadsorption initiation (baseline); 48 hours and 72 hours after hemoadsorption initiation
TNF (Tumor necrosis factor-alpha) level dynamics (pg/ml)
Assessed at 3 time points: before hemoadsorption initiation (baseline); 48 hours and 72 hours after hemoadsorption initiation
IL 6 (Interleukin 6) level dynamics
Временное ограничение: Assessed at 3 time points: before hemoadsorption initiation (baseline); 48 hours and 72 hours after hemoadsorption initiation
IL 6 (Interleukin 6) level dynamics (pg/ml)
Assessed at 3 time points: before hemoadsorption initiation (baseline); 48 hours and 72 hours after hemoadsorption initiation
IL 10 (Interleukin 10) level dynamics
Временное ограничение: Time Frame: Assessed at 3 time points: before hemoadsorption initiation (baseline); 48 hours and 72 hours after hemoadsorption initiation
IL 10 (Interleukin 10) level dynamics (pg/ml)
Time Frame: Assessed at 3 time points: before hemoadsorption initiation (baseline); 48 hours and 72 hours after hemoadsorption initiation
SOFA (sequential organ failure assessment) dynamics
Временное ограничение: Assessed at 4 time points: before hemoadsorption initiatioin (baseline); at 24, 48 and 120 hours after hemoadsorption initiation
MODS (multiple organ disfunction syndrome) dynamics majored by SOFA (sequential organ failure assessment) score
Assessed at 4 time points: before hemoadsorption initiatioin (baseline); at 24, 48 and 120 hours after hemoadsorption initiation
SOFA 2 (sequential organ failure assessment) dynamics
Временное ограничение: Assessed at 5 time points: before hemoadsorption initiatioin (baseline); at 24, 48, 72 and 120 hours after hemoadsorption initiation
MODS (multiple organ disfunction syndrome) dynamics majored by SOFA 2 (sequential organ failure assessment) score
Assessed at 5 time points: before hemoadsorption initiatioin (baseline); at 24, 48, 72 and 120 hours after hemoadsorption initiation

Другие показатели результатов

Мера результата
Мера Описание
Временное ограничение
Ventilator-free days
Временное ограничение: Will be calculated for 28 days after hemoadsorption initiation
Ventilator-free days
Will be calculated for 28 days after hemoadsorption initiation
Vasopressor-free days
Временное ограничение: Will be calculated for 28 days after hemoadsorption initiation
Vasopressor-free days
Will be calculated for 28 days after hemoadsorption initiation
Dialysis-free days
Временное ограничение: Will be calculated for 28 days after hemoadsorption initiation
Dialysis-free days
Will be calculated for 28 days after hemoadsorption initiation
Hospital length of stay
Временное ограничение: Will be calculated for 28 days after hemoadsorption initiation
Hospital length of stay
Will be calculated for 28 days after hemoadsorption initiation
Intensive care unit (ICU) length of stay
Временное ограничение: Will be calculated for 28 days after hemoadsorption initiation
Intensive care unit (ICU) length of stay
Will be calculated for 28 days after hemoadsorption initiation
AEs (adverse events)
Временное ограничение: Serious AEs will be reported up to Day 28
The safety will be assessed by analysing the number of adverse events (AEs) where causal relationship with the intervention cannot be excluded, up until Day 28.
Serious AEs will be reported up to Day 28

Соавторы и исследователи

Здесь вы найдете людей и организации, участвующие в этом исследовании.

Публикации и полезные ссылки

Лицо, ответственное за внесение сведений об исследовании, добровольно предоставляет эти публикации. Это может быть что угодно, связанное с исследованием.

Общие публикации

Даты записи исследования

Эти даты отслеживают ход отправки отчетов об исследованиях и сводных результатов на сайт ClinicalTrials.gov. Записи исследований и сообщаемые результаты проверяются Национальной медицинской библиотекой (NLM), чтобы убедиться, что они соответствуют определенным стандартам контроля качества, прежде чем публиковать их на общедоступном веб-сайте.

Изучение основных дат

Начало исследования (Оцененный)

25 июня 2026 г.

Первичное завершение (Оцененный)

25 июня 2027 г.

Завершение исследования (Оцененный)

25 декабря 2027 г.

Даты регистрации исследования

Первый отправленный

16 июня 2026 г.

Впервые представлено, что соответствует критериям контроля качества

16 июня 2026 г.

Первый опубликованный (Действительный)

22 июня 2026 г.

Обновления учебных записей

Последнее опубликованное обновление (Действительный)

2 июля 2026 г.

Последнее отправленное обновление, отвечающее критериям контроля качества

30 июня 2026 г.

Последняя проверка

1 июня 2026 г.

Дополнительная информация

Термины, связанные с этим исследованием

Планирование данных отдельных участников (IPD)

Планируете делиться данными об отдельных участниках (IPD)?

ДА

Описание плана IPD

De-identified individual participant data (IPD) that underlie the results reported in the primary publication (including baseline characteristics, blood purification parameters, hemodynamics and SOFA score dynamics, clinical outcomes) will be made publicly available to ensure absolute transparency and academic reproducibility.

Сроки обмена IPD

Data will become available immediately following the official publication of the primary trial results, approximately at 12/2027.

Критерии совместного доступа к IPD

The dataset will be openly accessible to any researcher, clinician, or analyst interested in replicating the study findings, conducting systematic reviews, or performing secondary meta-analyses. The data will be hosted publicly, and no formal research proposal review or data use agreements are required for access.

Совместное использование IPD Поддерживающий тип информации

  • STUDY_PROTOCOL
  • САП
  • КСО

Информация о лекарствах и устройствах, исследовательские документы

Изучает лекарственный продукт, регулируемый FDA США.

Нет

Изучает продукт устройства, регулируемый Управлением по санитарному надзору за качеством пищевых продуктов и медикаментов США.

Нет

Эта информация была получена непосредственно с веб-сайта clinicaltrials.gov без каких-либо изменений. Если у вас есть запросы на изменение, удаление или обновление сведений об исследовании, обращайтесь по адресу register@clinicaltrials.gov. Как только изменение будет реализовано на clinicaltrials.gov, оно будет автоматически обновлено и на нашем веб-сайте. .

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