FreesolveTM

Resorbable Magnesium Scaffold (RMS)

Metallic Performance1-3. Fully Resorbablea4.

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Key Benefits

Delivers like a DES5
Optimal vessel support6,7
Magnesium fully resorbed
after 12 months8
Excellent safety and efficacy2,3
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Full Device

Proven Orsiro® Mission delivery system
Thin struts
Resorbable coating
Proprietary Magnesium alloy
Improved visibility

Resorption

Pre-procedure
Inital diagnostic
Post implantation
Immediatly after Implantation, struts are well apposed to the vessels wall.
6-month follow-up
While the Magnesium resorption process continues, endothelialization progresses.
12-month follow-up
The Magnesium resorption is completed. No struts appear in OCT.
>99%of struts no longer visible at 12 months8 Magnesium fully resorbed after 12 months8

Procedure

Experience shows that following 4 Ps for Freesolve RMS implantations may lead to better patient outcomes.

Patient Selection

Appropriate patient selection is crucial to achieve procedural success. Freesolve is currently indicated for de novo lesions, with a reference vessel diameter and lesion length closely matching the available Freesolve sizes. Each individual patient should receive best clinical care and should benefit from BRS Technology.

Proper Sizing

If uncertain about the vessel diameter, use QCA, IVUS and/or OCT for quantitative lesion evaluation. The diameters available are 2.5, 3.0, 3.5 and 4.0 mm, do not implant into vessels <2.5 mm or >4.2 mm in diameter. Angiogram generally underestimates the diameter of the vessel by 0.25 mm.

Pre-Dilatation

Pre-dilatation with a non-compliant balloon with a 1:1 balloon-to-artery ratio is mandatory. The balloon should expand fully. The residual stenosis before the Freesolve implantation is recommended to be less than 20 %. If the pre-dilatation goal is not achieved, use other balloon technologies such as scoring balloons.

Post-Dilatation

Post-dilatation with a non-compliant balloon 0.5 mm larger than the implanted scaffold expanded at high pressure (> 16 atm) is recommended. Please keep in mind that the Freesolve expansion limit is 0.6 mm beyond nominal scaffold size. During the learning phase, OCT is helpful to check for vessel and lumen dimensions, lesion length and struts’ malapposition.

Clinical Highlights

A wealth of clinical evidence

Study name
Study type
Patients in clinical study
Test model in pre-clinical study
Status
Endpoint
BIOMAG-II
Study typeRCT
Patients1,859
Test model in pre-clinical study-
StatusInitiated
Primary endpointTLF at 12 months
RMS Registry
Study typeRegistry
Patients1,106
Test model in pre-clinical study-
StatusInitiated
Primary endpointTLF at 12 months
Study typeFIH
Patients115
Test model in pre-clinical study-
Status24m FUP available
Primary endpointIn-scaffold LLL at 6 months
Study typeFIH
Patients69
Test model in pre-clinical study-
Status12m FUP available
Primary endpointVisible struts at 6 and 12 months
Study typeFIH
Patients14
Test model in pre-clinical study-
Status-
Primary endpointVasomotion assessment after Acetylcholine (Ach) and Nitroglycerine (NTG)
Study typeFIH
Patients84/6m
46/12m
Test model in pre-clinical study-
Status-
Primary endpointComparison of different plaque characteristics
Study typeFIH
Patients84
Test model in pre-clinical study-
Status-
Primary endpointImpact of plaque characteristics on in-stent LLL
BIOSOLVE-IV Full COHORT conducted with Magmaris
Study typeRegistry
Patients2,066
Test model in pre-clinical study-
Status36m FUP available
Primary endpointTarget Lesion Failure* at 12 months
Study typeAnimal study
Patients-
Test model in pre-clinical studymini swine
StatusCompleted
Primary endpointDegradation kinetics analysis: 99.6% backbone degradation for Freesolve™ at 12 months
Evaluation of thrombogenicity in a novel flow chamber system using human blood
Study typeIn-vitro study
Patients-
Test model in pre-clinical studyflow chamber study
StatusOngoing
Primary endpointPlatelet adhesion analysis
Preclinical animal safety and device characterization up to 4y
Study typeAnimal study
Patients-
Test model in pre-clinical studymini swine
StatusOngoing
Primary endpointSafety evaluation
Chronic Scaffolding Evaluation for DREAMS 3G
Study typeIn Silicon study
Patients-
Test model in pre-clinical studysimulation
StatusOngoing
Primary endpointResorption and Finite element analysis

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24-month outcomes(11)confirm, Freesolve RMS delivers on its promise(1)

3.5% Target Lesion Failure
0.0% Scaffold Thrombosis
0.0% Myocardial Infarction
0.0% Cardiac Death

Testimonials

Prof. Michael Haude (Rheinklinikum, Germany) talks about Freesolve™ and the BIOMAG-I First-In-Human trial outcomes and what impact this has for the future of scaffolds.

Prof. Michael Joner (German Heart Centre, Germany) explains the resorption process of the new generation RMS Fressolve™ and how this scaffold can have thinner struts and a resorption time of 12 months with a prolonged scaffolding time.

Dr. Masaru Seguchi (German Heart Centre, Germany) explains the aim of the BIOMAG-I OCT analysis, what the findings are and what the data means for the future of cardiology.

Prof. Hector Garcia-Garcia (MedStar CV Research Network, Washington DC, US) talks about the AI-based OCT analysis from the BIOMAG-I FIH trial and how Freesolve™ RMS triggers the thickening of the fibrous cap, contributing to plaque stabilisation.

Specifications

Technical Data
Scaffold
Scaffold material
Proprietary BIOmag® Magnesium alloy
Strut thickness
ø 2.5 mm: 99 μm; ø 3.0/3.5 mm: 117 μm; ø 4.0 mm: 147 μm
Maximum expandable diameter
Nominal Diameter + 0.6 mm
Markers
One oval Tantalum marker at each end
Drug coating
BIOlute® resorbable Poly-L-Lactide (PLLA) eluting a limus drug
Scaffold material
Proprietary BIOmag® Magnesium alloy
Scaffold
Catheter type
Rapid exchange
Catheter length
140cm
Recommended guide catheter
6F
Crossing profile
ø 2.5 mm ≤ 1.3 mm; ø 3.0-4.0 mm ≤ 1.4 mm
Guide wire diameter
0.014”
Nominal pressure (NP)
10 atm
Rated burt pressure (RBP)
16 atm
Vessel Sizing
Scaffold ø (mm) (SD)
Recommended ø (mm) (RVD)
2.50
2.50 - 2.70
3.00
2.70 - 3.20
3.50
3.20 - 3.70
4.00
3.70 - 4.20
Compliance Chart
Balloon Diameter (mm)
ø 2.50
ø 3.00
ø 3.50
ø 4.00
Nominal pressure(NP)
atm*
10
10
10
10
ø (mm)
2.52
3.04
3.54
4.02
Rated Burst Pressure (RBP)
atm*
16
16
16
16
ø (mm)
2.72
3.29
3.79
4.35
Ordering Information
Scaffold ø (mm)
Scaffold length (mm)
13
18
22
26
30
2.50
443103
443104
443105
-
-
3.00
443108
443109
443110
482156
443111
3.50
443113
443114
443115
482157
443116
4.00
443118
443119
443120
482158
443121

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Metallic Performance1-3. Fully Resorbable.a4
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