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Clinical Trial of the Edwards Aortic Bioprosthesis, Model 11000

Clinical Trial of the Edwards Aortic Bioprosthesis, Model 11000

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01651052
Enrollment
133
Registered
2012-07-26
Start date
2011-07-31
Completion date
2018-07-31
Last updated
2019-07-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Aortic Valve Disorder, Aortic Valve Insufficiency, Aortic Valve Stenosis, Coronary Artery Disease, Heart Failure

Keywords

Aortic valve replacement/regurgitation

Brief summary

The purpose of this observational trial is to gather further clinical data to confirm the safety and performance of the Edwards Pericardial Aortic Bioprosthesis, Model 11000 in this trial population.

Detailed description

This is a prospective, non-randomized, non-controlled observational clinical trial. Up to 200 subjects will be enrolled at up to 6 participating clinical sites. The trial will include male and female patients, 18 years or older, requiring replacement for a diseased, damaged, or malfunctioning native or prosthetic valve. Patients will be followed and assessed after implant for up to 5 years.

Interventions

Implant of an aortic valve, Model 11000

Sponsors

Edwards Lifesciences
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* 18 years or older * Require replacement of aortic valve * Signed informed consent * Willing to return to study site for follow-up visits

Exclusion criteria

* Active endocarditis/myocarditis (\< 3 months) * Myocardial infarction (\< 30 days) * Renal insufficiency/ End-stage renal disease * Life expectancy (\< 1 year) * Requires multiple valve replacement/repair * Requiring emergent aortic valve surgery * Pregnant or lactating

Design outcomes

Primary

MeasureTime frameDescription
Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Events occurring within 30 days of procedureNumber of early adverse events occurring within 30 days of procedure divided by the number of enrolled subjects times 100
Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Events occurring >= 31 days and up through 5 years post-implantNumber of late events divided by the total number of late patient years x 100. Late patient years are calculated from 31 days post-implant to the date of the last contact (follow up or adverse event).

Secondary

MeasureTime frameDescription
Subject's Average Score on the EQ-5D- Quality of Life Questionnaire Over TimeBaseline and 1 YearThe EQ-5D is a standardized questionnaire that asks subjects to rate themselves (no problems, some problems, extreme problems) on mobility, self-care, usual activities, pain/discomfort, and anxiety/depression. The scale is indexed and ranges from a minimum of 0.275 and a maximum of 1.000. A lower number indicates the participants experiences more problems and a higher number indicates the participants experiences fewer problems.
Subject's Average Mean Gradient MeasurementsBaseline through 5-Year (at each scheduled follow-up visit)Mean gradient is the average flow of blood through the aortic valve measured in millimeters of mercury. Gradients are evaluated by echocardiography over time. Mean gradient values depend on the size and type of valve.
Subject's Average Effective Orifice Area MeasurementsBaseline through 5-Year (at each scheduled follow-up visit)Effective orifice area represents the cross-sectional area of the blood flow downstream of the aortic valve. Effective orifice area is evaluated by echocardiography over time.
Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.3-6 Months and 1 through 5 Years compared to baselineThe New York Heart Association (NYHA) functional classification system relates symptoms to everyday activities and the patient's quality of life. Class I. Patients with cardiac disease but without resulting limitation of physical activity. Class II. Patients with cardiac disease resulting in slight limitation of physical activity. They are comfortable at rest. Class III. Patients with cardiac disease resulting in marked limitation of physical activity. They are comfortable at rest. Class IV. Patients with cardiac disease resulting in inability to carry on any physical activity without discomfort. Symptoms of heart failure or the anginal syndrome may be present even at rest.
Subject's Average Score at Baseline and 1 Year on the Quality of Life SurveyBaseline and one year follow-upThe Medical Outcomes Study Short-Form 12 (SF-12) contains two components - the Physical Component Summary (PCS) and the Mental Component Summary (MCS). The SF-12 Physical Component Summary questionnaire scale ranges from a maximum of 100, which reflects the best health status to a minimum of 0, which reflects the worst health status. The SF-12 Mental Component Summary scale ranges from a maximum of 100, which reflects the best health status to a minimum of 0, which reflects the worst health status.

Other

MeasureTime frameDescription
Subject's Average Hematocrit PercentageBaseline, 3-6 Months, and 1 through 5 YearsLaboratory Analysis of Hematocrit Percentage on blood drawn from subjects. Hematocrit is the proportion of red blood cells to the fluid component(plasma) in the blood.
Subject's Average Serum CreatinineBaselineLaboratory Analysis of Serum Creatinine on blood drawn from subjects. Creatinine blood test is a test that measures kidney function.
Subject's Average International Normalized RatioBaseline, Discharge, 3-6 Months, 1 Year, 3 Years, and 5 YearsLaboratory Analysis of International Normalized Ratio (INR) on blood drawn from subjects. The INR is a calculation based on results of a prothrombin time (PT). The PT is a blood test that measures the time it takes for the liquid portion (plasma) of the blood to clot.
Subject's Average Partial Thromboplastin TimeBaseline, Discharge, 3-6 Months, 1 Year, 3 Years, and 5 YearsLaboratory Analysis of partial thromboplastin time (PTT) on blood drawn from subjects. PTT is a blood test that looks at how long it takes for the blood to clot.
Subject's Average Prothrombin TimeBaseline, Discharge, 3-6 Months, 1 Year, 3 Years, and 5 YearsLaboratory Analysis of Prothrombin Time (PT) on blood drawn from subjects. The PT is a blood test that measures the time it takes for the liquid portion (plasma) of the blood to clot.
Subject's Average Platelet CountBaseline, 3-6 Months, and 1 through 5 YearsLaboratory Analysis of Platelet Count on blood drawn from subjects; platelets help with blood clotting.
Subject's Average Plasma Free HemoglobinBaseline, 3-6 Months, and 1 through 5 YearsLaboratory Analysis of Plasma Free Hemoglobin on blood drawn from subjects. This blood test measures the level of free hemoglobin in the liquid part of the blood (the serum).
Subject's Average White Blood Cell CountBaseline, 3-6 Months, and 1 through 5 YearsLaboratory analysis of White Blood Cell Count on blood drawn from subject; WBC fight infection.
Subject's Average Red Blood Cells CountBaseline, 3-6 Months, and 1 through 5 YearsLaboratory Analysis of Red Blood Cell Count on blood drawn from subjects; RBC carry oxygen.
Subject's Average Hemoglobin CountBaseline, 3-6 months, and 1 through 5 yearsLaboratory Analysis of Hemoglobin Count on blood drawn from subjects. Hemoglobin is an oxygen-carrying protein in red blood cells.

Countries

Poland

Participant flow

Pre-assignment details

133 Subjects were enrolled and implanted with the study valve, for which data is available.

Participants by arm

ArmCount
Aortic Bioprosthesis, Model 11000
Aortic valve replacement therapy Heart Valve Surgery: Implant of an aortic valve, Model 11000
133
Total133

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyDeath21
Overall StudyExplant1
Overall StudyLost to Follow-up3
Overall StudyWithdrawal by Subject1

Baseline characteristics

CharacteristicAortic Bioprosthesis, Model 11000
Age, Continuous65.3 Years
STANDARD_DEVIATION 13.5
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
113 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
20 Participants
Region of Enrollment
Poland
133 Participants
Sex: Female, Male
Female
68 Participants
Sex: Female, Male
Male
65 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
21 / 133
other
Total, other adverse events
41 / 133
serious
Total, serious adverse events
74 / 133

Outcome results

Primary

Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)

Number of early adverse events occurring within 30 days of procedure divided by the number of enrolled subjects times 100

Time frame: Events occurring within 30 days of procedure

ArmMeasureGroupValue (NUMBER)
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Study Valve Related Reoperation0.0 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Explant0.0 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Nonstructural Valve Dysfunction (Not PVL)0.0 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)All Cause Mortality2.3 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Trial valve-related Mortality0.8 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Thromboembolism2.3 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Valve Thrombosis0.0 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Bleeding Event8.3 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Major Bleeding Event6.8 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Paravalvular Leak (PVL)0.8 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Major Paravalvular Leak0.0 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Endocarditis0.0 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Hemolysis0.0 percentage
Aortic Bioprosthesis, Model 11000Number of Early Adverse Events Divided by Number of Subjects (Expressed as a Percentage)Structural Valve Deterioration0.0 percentage
Primary

Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)

Number of late events divided by the total number of late patient years x 100. Late patient years are calculated from 31 days post-implant to the date of the last contact (follow up or adverse event).

Time frame: Events occurring >= 31 days and up through 5 years post-implant

ArmMeasureGroupValue (NUMBER)
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Explant0.2 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Thromboembolism0.4 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)All Cause Mortality3.2 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Trial valve-related mortality0.7 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Study Valve Related Reoperation0.2 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Valve Thrombosis0.2 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Bleeding Event0.4 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Major Bleeding Event0.4 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Paravalvular Leak (PVL)0.0 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Major Paravalvular Leak0.0 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Endocarditis0.2 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Hemolysis0.0 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Nonstructural Valve Dysfunction (Not PVL)0.2 Percentage of events/late patient years
Aortic Bioprosthesis, Model 11000Number of Late Adverse Events Divided by Late Patient Years (Expressed as a Percentage)Structural Valve Deterioration0.0 Percentage of events/late patient years
Secondary

Subject's Average Effective Orifice Area Measurements

Effective orifice area represents the cross-sectional area of the blood flow downstream of the aortic valve. Effective orifice area is evaluated by echocardiography over time.

Time frame: Baseline through 5-Year (at each scheduled follow-up visit)

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Effective Orifice Area Measurements3 Year1.5 Centimeters squaredStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average Effective Orifice Area Measurements4 Year1.5 Centimeters squaredStandard Deviation 0.4
Aortic Bioprosthesis, Model 11000Subject's Average Effective Orifice Area MeasurementsBaseline1.0 Centimeters squaredStandard Deviation 0.8
Aortic Bioprosthesis, Model 11000Subject's Average Effective Orifice Area MeasurementsDischarge2.0 Centimeters squaredStandard Deviation 0.6
Aortic Bioprosthesis, Model 11000Subject's Average Effective Orifice Area Measurements3-6 Month1.8 Centimeters squaredStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average Effective Orifice Area Measurements1 Year1.8 Centimeters squaredStandard Deviation 0.6
Aortic Bioprosthesis, Model 11000Subject's Average Effective Orifice Area Measurements2 Year1.6 Centimeters squaredStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average Effective Orifice Area Measurements5 Year1.4 Centimeters squaredStandard Deviation 0.5
Secondary

Subject's Average Mean Gradient Measurements

Mean gradient is the average flow of blood through the aortic valve measured in millimeters of mercury. Gradients are evaluated by echocardiography over time. Mean gradient values depend on the size and type of valve.

Time frame: Baseline through 5-Year (at each scheduled follow-up visit)

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Mean Gradient MeasurementsBaseline49.4 mmHgStandard Deviation 21.7
Aortic Bioprosthesis, Model 11000Subject's Average Mean Gradient MeasurementsDischarge12.3 mmHgStandard Deviation 5.3
Aortic Bioprosthesis, Model 11000Subject's Average Mean Gradient Measurements3-6 months12.2 mmHgStandard Deviation 5.9
Aortic Bioprosthesis, Model 11000Subject's Average Mean Gradient Measurements1 year13.9 mmHgStandard Deviation 6.1
Aortic Bioprosthesis, Model 11000Subject's Average Mean Gradient Measurements2 year13.8 mmHgStandard Deviation 6.4
Aortic Bioprosthesis, Model 11000Subject's Average Mean Gradient Measurements3 year14.3 mmHgStandard Deviation 6.1
Aortic Bioprosthesis, Model 11000Subject's Average Mean Gradient Measurements4 year15.0 mmHgStandard Deviation 7.2
Aortic Bioprosthesis, Model 11000Subject's Average Mean Gradient Measurements5 year14.8 mmHgStandard Deviation 7.6
Secondary

Subject's Average Score at Baseline and 1 Year on the Quality of Life Survey

The Medical Outcomes Study Short-Form 12 (SF-12) contains two components - the Physical Component Summary (PCS) and the Mental Component Summary (MCS). The SF-12 Physical Component Summary questionnaire scale ranges from a maximum of 100, which reflects the best health status to a minimum of 0, which reflects the worst health status. The SF-12 Mental Component Summary scale ranges from a maximum of 100, which reflects the best health status to a minimum of 0, which reflects the worst health status.

Time frame: Baseline and one year follow-up

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Score at Baseline and 1 Year on the Quality of Life SurveyPhysical Health - Baseline42.5 units on a scaleStandard Deviation 10.2
Aortic Bioprosthesis, Model 11000Subject's Average Score at Baseline and 1 Year on the Quality of Life SurveyPhysical Health - 1 Year follow-up49 units on a scaleStandard Deviation 7.4
Aortic Bioprosthesis, Model 11000Subject's Average Score at Baseline and 1 Year on the Quality of Life SurveyMental Health - Baseline50.2 units on a scaleStandard Deviation 8.6
Aortic Bioprosthesis, Model 11000Subject's Average Score at Baseline and 1 Year on the Quality of Life SurveyMental Health - 1 Year follow-up51.2 units on a scaleStandard Deviation 7.3
Secondary

Subject's Average Score on the EQ-5D- Quality of Life Questionnaire Over Time

The EQ-5D is a standardized questionnaire that asks subjects to rate themselves (no problems, some problems, extreme problems) on mobility, self-care, usual activities, pain/discomfort, and anxiety/depression. The scale is indexed and ranges from a minimum of 0.275 and a maximum of 1.000. A lower number indicates the participants experiences more problems and a higher number indicates the participants experiences fewer problems.

Time frame: Baseline and 1 Year

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Score on the EQ-5D- Quality of Life Questionnaire Over TimeBaseline0.81 units on a scaleStandard Deviation 0.2
Aortic Bioprosthesis, Model 11000Subject's Average Score on the EQ-5D- Quality of Life Questionnaire Over Time1 Year follow-up0.87 units on a scaleStandard Deviation 0.2
Secondary

Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.

The New York Heart Association (NYHA) functional classification system relates symptoms to everyday activities and the patient's quality of life. Class I. Patients with cardiac disease but without resulting limitation of physical activity. Class II. Patients with cardiac disease resulting in slight limitation of physical activity. They are comfortable at rest. Class III. Patients with cardiac disease resulting in marked limitation of physical activity. They are comfortable at rest. Class IV. Patients with cardiac disease resulting in inability to carry on any physical activity without discomfort. Symptoms of heart failure or the anginal syndrome may be present even at rest.

Time frame: 3-6 Months and 1 through 5 Years compared to baseline

Population: This outcome is reported for subjects who received the Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Improve at 1 Year68 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Same at 1 Year48 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Worse at 1 Year6 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Worse at 4 Years6 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Improve at 5 Years50 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Same at 5 Years33 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Worse at 5 Years8 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Improve at 3-6 Months89 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Same at 3-6 Months36 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Worse at 3-6 months3 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Improve at 2 Years68 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Same at 2 Years34 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Worse at 2 Years9 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Improve at 3 Years59 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Same at 3 Years41 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Worse at 3 Years5 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Improve at 4 Years55 Participants
Aortic Bioprosthesis, Model 11000Subject's New York Heart Association (NYHA) Functional Class Compared to Baseline.Same at 4 Years40 Participants
Other Pre-specified

Subject's Average Hematocrit Percentage

Laboratory Analysis of Hematocrit Percentage on blood drawn from subjects. Hematocrit is the proportion of red blood cells to the fluid component(plasma) in the blood.

Time frame: Baseline, 3-6 Months, and 1 through 5 Years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Hematocrit PercentageBaseline40.1 percentage of red blood cellsStandard Deviation 4.2
Aortic Bioprosthesis, Model 11000Subject's Average Hematocrit Percentage3-6 Months40.5 percentage of red blood cellsStandard Deviation 3.8
Aortic Bioprosthesis, Model 11000Subject's Average Hematocrit Percentage1 Year40.7 percentage of red blood cellsStandard Deviation 3.5
Aortic Bioprosthesis, Model 11000Subject's Average Hematocrit Percentage2 Years41.1 percentage of red blood cellsStandard Deviation 3.7
Aortic Bioprosthesis, Model 11000Subject's Average Hematocrit Percentage3 Years41.9 percentage of red blood cellsStandard Deviation 3.6
Aortic Bioprosthesis, Model 11000Subject's Average Hematocrit Percentage4 Years41.9 percentage of red blood cellsStandard Deviation 7
Aortic Bioprosthesis, Model 11000Subject's Average Hematocrit Percentage5 Years41.4 percentage of red blood cellsStandard Deviation 4
Other Pre-specified

Subject's Average Hemoglobin Count

Laboratory Analysis of Hemoglobin Count on blood drawn from subjects. Hemoglobin is an oxygen-carrying protein in red blood cells.

Time frame: Baseline, 3-6 months, and 1 through 5 years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Hemoglobin CountBaseline13.5 g/dlStandard Deviation 1.5
Aortic Bioprosthesis, Model 11000Subject's Average Hemoglobin Count3-6 Months13.3 g/dlStandard Deviation 1.4
Aortic Bioprosthesis, Model 11000Subject's Average Hemoglobin Count1 Year13.7 g/dlStandard Deviation 1.4
Aortic Bioprosthesis, Model 11000Subject's Average Hemoglobin Count2 Years13.8 g/dlStandard Deviation 1.5
Aortic Bioprosthesis, Model 11000Subject's Average Hemoglobin Count3 Years14.0 g/dlStandard Deviation 1.3
Aortic Bioprosthesis, Model 11000Subject's Average Hemoglobin Count4 Years13.9 g/dlStandard Deviation 1.6
Aortic Bioprosthesis, Model 11000Subject's Average Hemoglobin Count5 Years13.7 g/dlStandard Deviation 1.5
Other Pre-specified

Subject's Average International Normalized Ratio

Laboratory Analysis of International Normalized Ratio (INR) on blood drawn from subjects. The INR is a calculation based on results of a prothrombin time (PT). The PT is a blood test that measures the time it takes for the liquid portion (plasma) of the blood to clot.

Time frame: Baseline, Discharge, 3-6 Months, 1 Year, 3 Years, and 5 Years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average International Normalized RatioBaseline1.0 RatioStandard Deviation 0.1
Aortic Bioprosthesis, Model 11000Subject's Average International Normalized RatioDischarge1.9 RatioStandard Deviation 1
Aortic Bioprosthesis, Model 11000Subject's Average International Normalized Ratio3-6 Months1.9 RatioStandard Deviation 0.8
Aortic Bioprosthesis, Model 11000Subject's Average International Normalized Ratio1 Year1.2 RatioStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average International Normalized Ratio3 Years1.2 RatioStandard Deviation 0.6
Aortic Bioprosthesis, Model 11000Subject's Average International Normalized Ratio5 Years1.2 RatioStandard Deviation 0.6
Other Pre-specified

Subject's Average Partial Thromboplastin Time

Laboratory Analysis of partial thromboplastin time (PTT) on blood drawn from subjects. PTT is a blood test that looks at how long it takes for the blood to clot.

Time frame: Baseline, Discharge, 3-6 Months, 1 Year, 3 Years, and 5 Years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Partial Thromboplastin TimeBaseline30.0 SecondsStandard Deviation 6.5
Aortic Bioprosthesis, Model 11000Subject's Average Partial Thromboplastin TimeDischarge39.5 SecondsStandard Deviation 10.5
Aortic Bioprosthesis, Model 11000Subject's Average Partial Thromboplastin Time3-6 Months35.1 SecondsStandard Deviation 8.9
Aortic Bioprosthesis, Model 11000Subject's Average Partial Thromboplastin Time1 Year28.6 SecondsStandard Deviation 5.2
Aortic Bioprosthesis, Model 11000Subject's Average Partial Thromboplastin Time3 Years29.9 SecondsStandard Deviation 10.2
Aortic Bioprosthesis, Model 11000Subject's Average Partial Thromboplastin Time5 Years33.6 SecondsStandard Deviation 10.2
Other Pre-specified

Subject's Average Plasma Free Hemoglobin

Laboratory Analysis of Plasma Free Hemoglobin on blood drawn from subjects. This blood test measures the level of free hemoglobin in the liquid part of the blood (the serum).

Time frame: Baseline, 3-6 Months, and 1 through 5 Years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Plasma Free Hemoglobin5 Years28.1 mg/dlStandard Deviation 38.5
Aortic Bioprosthesis, Model 11000Subject's Average Plasma Free HemoglobinBaseline12.9 mg/dlStandard Deviation 13.9
Aortic Bioprosthesis, Model 11000Subject's Average Plasma Free Hemoglobin3-6 Years12.1 mg/dlStandard Deviation 8.1
Aortic Bioprosthesis, Model 11000Subject's Average Plasma Free Hemoglobin1 Year14.2 mg/dlStandard Deviation 24.6
Aortic Bioprosthesis, Model 11000Subject's Average Plasma Free Hemoglobin2 Years18.6 mg/dlStandard Deviation 27.7
Aortic Bioprosthesis, Model 11000Subject's Average Plasma Free Hemoglobin3 Years19.3 mg/dlStandard Deviation 25.7
Aortic Bioprosthesis, Model 11000Subject's Average Plasma Free Hemoglobin4 Years20.1 mg/dlStandard Deviation 26.6
Other Pre-specified

Subject's Average Platelet Count

Laboratory Analysis of Platelet Count on blood drawn from subjects; platelets help with blood clotting.

Time frame: Baseline, 3-6 Months, and 1 through 5 Years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Platelet CountBaseline196.0 10^3 platelets per microliterStandard Deviation 48.3
Aortic Bioprosthesis, Model 11000Subject's Average Platelet Count3-6 Months203.1 10^3 platelets per microliterStandard Deviation 55.9
Aortic Bioprosthesis, Model 11000Subject's Average Platelet Count1 Year196.6 10^3 platelets per microliterStandard Deviation 49.8
Aortic Bioprosthesis, Model 11000Subject's Average Platelet Count2 Years195.8 10^3 platelets per microliterStandard Deviation 47.1
Aortic Bioprosthesis, Model 11000Subject's Average Platelet Count3 Years188.7 10^3 platelets per microliterStandard Deviation 45.4
Aortic Bioprosthesis, Model 11000Subject's Average Platelet Count4 Years194.4 10^3 platelets per microliterStandard Deviation 54.8
Aortic Bioprosthesis, Model 11000Subject's Average Platelet Count5 Years206.6 10^3 platelets per microliterStandard Deviation 57.7
Other Pre-specified

Subject's Average Prothrombin Time

Laboratory Analysis of Prothrombin Time (PT) on blood drawn from subjects. The PT is a blood test that measures the time it takes for the liquid portion (plasma) of the blood to clot.

Time frame: Baseline, Discharge, 3-6 Months, 1 Year, 3 Years, and 5 Years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Prothrombin TimeBaseline11.9 SecondsStandard Deviation 1.9
Aortic Bioprosthesis, Model 11000Subject's Average Prothrombin TimeDischarge21.5 SecondsStandard Deviation 11.5
Aortic Bioprosthesis, Model 11000Subject's Average Prothrombin Time3-6 Months19.4 SecondsStandard Deviation 9.1
Aortic Bioprosthesis, Model 11000Subject's Average Prothrombin Time1 Year14.0 SecondsStandard Deviation 5.9
Aortic Bioprosthesis, Model 11000Subject's Average Prothrombin Time3 Years13.4 SecondsStandard Deviation 5.3
Aortic Bioprosthesis, Model 11000Subject's Average Prothrombin Time5 Years12.5 SecondsStandard Deviation 4.3
Other Pre-specified

Subject's Average Red Blood Cells Count

Laboratory Analysis of Red Blood Cell Count on blood drawn from subjects; RBC carry oxygen.

Time frame: Baseline, 3-6 Months, and 1 through 5 Years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Red Blood Cells CountBaseline4.5 10^6 cells/microlitersStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average Red Blood Cells Count3-6 Months4.7 10^6 cells/microlitersStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average Red Blood Cells Count1 Year4.6 10^6 cells/microlitersStandard Deviation 0.4
Aortic Bioprosthesis, Model 11000Subject's Average Red Blood Cells Count2 Year4.6 10^6 cells/microlitersStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average Red Blood Cells Count3 Year4.7 10^6 cells/microlitersStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average Red Blood Cells Count4 Year4.6 10^6 cells/microlitersStandard Deviation 0.5
Aortic Bioprosthesis, Model 11000Subject's Average Red Blood Cells Count5 Year4.6 10^6 cells/microlitersStandard Deviation 0.5
Other Pre-specified

Subject's Average Serum Creatinine

Laboratory Analysis of Serum Creatinine on blood drawn from subjects. Creatinine blood test is a test that measures kidney function.

Time frame: Baseline

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average Serum Creatinine84.0 micromol/lStandard Deviation 17.4
Other Pre-specified

Subject's Average White Blood Cell Count

Laboratory analysis of White Blood Cell Count on blood drawn from subject; WBC fight infection.

Time frame: Baseline, 3-6 Months, and 1 through 5 Years

Population: This outcome is reported for subjects who received a Model 11000 surgical aortic heart valve where data is available.

ArmMeasureGroupValue (MEAN)Dispersion
Aortic Bioprosthesis, Model 11000Subject's Average White Blood Cell CountBaseline7.0 10^3 cells/microlitersStandard Deviation 1.7
Aortic Bioprosthesis, Model 11000Subject's Average White Blood Cell Count3-6 Months7.5 10^3 cells/microlitersStandard Deviation 2.2
Aortic Bioprosthesis, Model 11000Subject's Average White Blood Cell Count1 Year7.3 10^3 cells/microlitersStandard Deviation 1.8
Aortic Bioprosthesis, Model 11000Subject's Average White Blood Cell Count2 Year7.2 10^3 cells/microlitersStandard Deviation 1.6
Aortic Bioprosthesis, Model 11000Subject's Average White Blood Cell Count3 Year7.1 10^3 cells/microlitersStandard Deviation 1.8
Aortic Bioprosthesis, Model 11000Subject's Average White Blood Cell Count4 Year7.2 10^3 cells/microlitersStandard Deviation 1.8
Aortic Bioprosthesis, Model 11000Subject's Average White Blood Cell Count5 Year7.2 10^3 cells/microlitersStandard Deviation 1.9

Source: ClinicalTrials.gov · Data processed: Feb 17, 2026