IN ANATOMIC: The Aequalis Fx2 humeral stem combined with the Flex Shoulder System humeral head may be used by themselves, as a hemiarthroplasty, if the natural glenoid provides a sufficient bearing surface, or in conjunction with the glenoid, as a total replacement. The Aequalis Fx2 is to be used only in patients with an intact or reconstructable rotator cuff, where it is intended to provide increased mobility and to relieve pain. The Aequalis Fx2 is indicated for use as a replacement of shoulder joints disabled by: Rheumatoid arthritis with pain; Non-inflammatory degenerative joint disease (i.e. osteoarthritis and avascular necrosis); Correction of functional deformity; Fractures of the proximal humerus except for size 50mm(1); Traumatic arthritis; Revision of other devices if sufficient bone stock remains except for size 50mm(1). IN REVERSE: The Aequalis Fx2 is indicated for use as a replacement of shoulder joints for patients with a functional deltoid muscle and with massive and non-repairable rotator cuff-tear with pain disabled by: Rheumatoid arthritis; Non-inflammatory degenerative joint disease (i.e. osteoarthritis and avascular necrosis); Correction of functional deformity; Fractures of the proximal humerus except for size 50mm(1); Traumatic arthritis; Revision of the devices if sufficient bone stock remains except for size 50mm(1). The reversed insert is permitted to be used in the transformation from anatomic to reverse Aequalis Fx2 without the humeral stem, and if it is well fixed, during a revision surgery, for patient with a functional deltoid muscle.
Device Story
Aequalis Fx2 is a non-constrained shoulder prosthesis for total or partial gleno-humeral replacement. System includes humeral stem and reversed insert; anatomic configuration uses Flex Shoulder System humeral heads; reverse configuration uses Aequalis Reversed/Reversed II glenoid implants. Device allows conversion from anatomic to reverse during revision without removing well-fixed humeral stem. Used in clinical settings by orthopedic surgeons. Provides pain relief and mobility restoration for patients with degenerative or traumatic shoulder conditions. Humeral stem is titanium alloy (Ti6Al4V) with hydroxylapatite coating; reversed insert is UHMWPE. Components are single-use; humeral stem is cemented (except 50mm size).
Clinical Evidence
Bench testing only. Performance data included dimensional comparison, assembly method verification, convertibility assessment, fatigue testing, pull-out testing (pre- and post-fatigue), and torque testing. All results met acceptance criteria and were equivalent to predicate devices.
Indicated for patients requiring shoulder joint replacement due to rheumatoid arthritis, non-inflammatory degenerative joint disease (osteoarthritis, avascular necrosis), functional deformity, proximal humerus fractures, or traumatic arthritis. Anatomic configuration requires intact/reconstructable rotator cuff. Reverse configuration requires functional deltoid muscle and massive, non-repairable rotator cuff tear. Applicable for primary replacement or revision if sufficient bone stock exists.
Regulatory Classification
Identification
A shoulder joint metal/polymer semi-constrained cemented prosthesis is a device intended to be implanted to replace a shoulder joint. The device limits translation and rotation in one or more planes via the geometry of its articulating surfaces. It has no linkage across-the-joint. This generic type of device includes prostheses that have a humeral resurfacing component made of alloys, such as cobalt-chromium-molybdenum, and a glenoid resurfacing component made of ultra-high molecular weight polyethylene, and is limited to those prostheses intended for use with bone cement (§ 888.3027).
Special Controls
*Classification.* Class II. The special controls for this device are:(1) FDA's:
(i) “Use of International Standard ISO 10993 ‘Biological Evaluation of Medical Devices—Part I: Evaluation and Testing,’ ”
(ii) “510(k) Sterility Review Guidance of 2/12/90 (K90-1),”
(iii) “Guidance Document for Testing Orthopedic Implants with Modified Metallic Surfaces Apposing Bone or Bone Cement,”
(iv) “Guidance Document for the Preparation of Premarket Notification (510(k)) Application for Orthopedic Devices,” and
(v) “Guidance Document for Testing Non-articulating, ‘Mechanically Locked’ Modular Implant Components,”
(2) International Organization for Standardization's (ISO):
(i) ISO 5832-3:1996 “Implants for Surgery—Metallic Materials—Part 3: Wrought Titanium 6-aluminum 4-vandium Alloy,”
(ii) ISO 5832-4:1996 “Implants for Surgery—Metallic Materials—Part 4: Cobalt-chromium-molybdenum casting alloy,”
(iii) ISO 5832-12:1996 “Implants for Surgery—Metallic Materials—Part 12: Wrought Cobalt-chromium-molybdenum alloy,”
(iv) ISO 5833:1992 “Implants for Surgery—Acrylic Resin Cements,”
(v) ISO 5834-2:1998 “Implants for Surgery—Ultra-high Molecular Weight Polyethylene—Part 2: Moulded Forms,”
(vi) ISO 6018:1987 “Orthopaedic Implants—General Requirements for Marking, Packaging, and Labeling,” and
(vii) ISO 9001:1994 “Quality Systems—Model for Quality Assurance in Design/Development, Production, Installation, and Servicing,” and
(3) American Society for Testing and Materials':
(i) F 75-92 “Specification for Cast Cobalt-28 Chromium-6 Molybdenum Alloy for Surgical Implant Material,”
(ii) F 648-98 “Specification for Ultra-High-Molecular-Weight Polyethylene Powder and Fabricated Form for Surgical Implants,”
(iii) F 799-96 “Specification for Cobalt-28 Chromium-6 Molybdenum Alloy Forgings for Surgical Implants,”
(iv) F 1044-95 “Test Method for Shear Testing of Porous Metal Coatings,”
(v) F 1108-97 “Specification for Titanium-6 Aluminum-4 Vanadium Alloy Castings for Surgical Implants,”
(vi) F 1147-95 “Test Method for Tension Testing of Porous Metal,”
(vii) F 1378-97 “Standard Specification for Shoulder Prosthesis,” and
(viii) F 1537-94 “Specification for Wrought Cobalt-28 Chromium-6 Molybdenum Alloy for Surgical Implants.”
Aequalis Reversed/Aequalis Reversed II glenoid implants (K081059, K140478)
Submission Summary (Full Text)
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Image /page/0/Picture/1 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo consists of a circular seal with the words "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" arranged around the perimeter. Inside the circle is an abstract symbol resembling a stylized eagle or bird in flight, composed of three human profiles facing to the right.
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
January 14, 2016
Tornier S.A.S. Ms. Jovila Dodi Regulatory Affairs Specialist 161, rue Lavoisier 38330 Montbonnot Saint-Martin FRANCE
Re: K152966
Trade/Device Name: Aequalis Fx2 Regulation Number: 21 CFR 888.3660 Regulation Name: Shoulder Joint Metal/Polymer Semi-Constrained Cemented Prosthesis Regulatory Class: Class II Product Code: PHX, KWS, HSD Dated: October 2, 2015 Received: October 7, 2015
Dear Ms. Dodi:
We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food. Drug. and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.
Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Parts 801); medical device reporting (reporting of medical device-related adverse events) (21 CFR 803); good manufacturing practice requirements as set
{1}------------------------------------------------
forth in the quality systems (QS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to
http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely yours,
# Mark N. Melkerson -S
Mark N. Melkerson Director Division of Orthopedic Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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DEPARTMENT OF HEALTH AND HUMAN SERVICES Food and Drug Administration
#### Indications for Use
Form Approved: OMB No. 0910-0120 Expiration Date: January 31, 2017 See PRA Statement below
#### 510(k) Number (if known)
#### K152966
Device Name Aequalis Fx2
#### Indications for Use (Describe)
IN ANATOMIC:
The Aequalis Fx2 humeral stem combined with the Flex Shoulder System humeral head may be used by themselves, as a hemiarthroplasty, if the natural glenoid provides a sufficient bearing surface, or in conjunction with the glenoid, as a total replacement.
The Aequalis Fx2 is to be used only in patients with an intact or reconstructable rotator cuff, where it is intended to provide increased mobility and to relieve pain. The Aequalis Ex2 is indicated for use as a replacement of shoulder joints disabled by:
- Rheumatoid arthritis with pain
- Non-inflammatory degenerative joint disease (i.e. osteoarthritis and avascular necrosis)
- Correction of functional deformity
- Fractures of the proximal humerus except for size 50mm(1)
- Traumatic arthritis
- Revision of other devices if sufficient bone stock remains except for size 50mm(1)
IN REVERSE:
The Aequalis Fx2 is indicated for use as a replacement of shoulder joints for patients with a functional deltoid muscle and with massive and non-repairable rotator cuff-tear with pain disabled by:
- Rheumatoid arthritis
- Non-inflammatory degenerative joint disease (i.e. osteoarthritis and avascular necrosis)
- Correction of functional deformity
- Fractures of the proximal humerus except for size 50mm(1
- Traumatic arthritis
- Revision of the devices if sufficient bone stock remains except for size 50mm( ).. The reversed insert is permitted to be used in the transformation from anatomic to reverse Aequalis Fx2 without the humeral stem, and if it is well fixed, during a revision surgery, for patient with a functional deltoid muscle. Notes:
- all components are single use.
- the humeral stem is for cemented use only, except for size 50mm which is for uncemented use only(1).
- The all-poly glenoid components are intended for cemented use only.
- the glenoid sphere implant is anchored to the bone with screws and is for non-cemented fixation.
- the humeral head diameters 37 and 39mm must be utilized only with a small metaphysis. The humeral head must cover completely the stem metaphysis .
(1) The 50mm length of the Aequalis Fx2 stem is not available for sale within the United States.
Type of Use (Select one or both, as applicable)
> Prescription Use (Part 21 CFR 801 Subpart D)
Over-The-Counter Use (21 CFR 801 Subpart C)
#### CONTINUE ON A SEPARATE PAGE IF NEEDED.
Page 1 of 1
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## Summary of Safety and Effectiveness information Special 510(k) Premarket - Aequalis Fx2
Regulatory authority: Safe Medical Devices Act of 1990, 21 CRF 807.92
Date: January 5th, 2016
### 1) Device name
Trade name : Aequalis Fx2
Common name : Shoulder Prosthesis
### Classification name :
- Shoulder joint metal/polymer semi-constrained cemented prosthesis are class II devices under 21 . CFR 888.3660 (product code KWS) and are classified by the Orthopedic Devices Panel
- Shoulder joint metal/polymer semi-constrained cemented prosthesis are class II devices under 21 CFR 888.3660 (product code PHX)
- Shoulder joint humeral (hemi-shoulder) metallic uncemented prosthesis are class II devices under CFR 888.3690 (product code HSD) and are classified by the Orthopedic Devices Panel
### 2) Submitter :
Tornier SAS 161 Rue Lavoisier 38330 Montbonnot Saint Martin-France Registration Number: 3000931034
### 3) Company contact :
Tornier Miss Jovila DODI Regulatory Affairs Specialist 161, rue Lavoisier 38334 Montbonnot Saint-Martin - FRANCE Tel: 00 33 4 76 61 48 61 Fax: 00 33 4 76 61 35 00 E-mail: jovila.dodi@tornier.com
#### 4) Classification
Device class: Class II Classification panel: Orthopedic Product code: KWS, PHX, HSD
#### 5) Equivalent / Predicate device :
Aequalis Fx2, TORNIER SAS, K141345 Aequalis Reversed, TORNIER SAS, K030941
#### 6) Device description :
The Aequalis Fx2 is a non-constrained prosthesis intended for the total or partial replacement of the gleno-humeral articulation.
The Aequalis Fx2 consists of:
- in an anatomic configuration, a humeral stem compatible with Flex Shoulder System humeral heads (K122698 ; K140082);
or
- in a reversed configuration, a humeral stem and a reversed insert, compatible with Aequalis
Image /page/3/Picture/26 description: The image shows a logo with a stylized letter 'T' inside a hexagon. The 'T' is formed by combining two hexagonal shapes, one on top of the other, with the upper hexagon being larger. The color of the 'T' and the outline of the hexagon are both a light shade of purple. The logo appears simple and modern.
TORNIER S.A.S. 161, rue Lavoisier 38334 MONTBONNOT CEDEX FRANCE
Tél. : 33 (0)4 76 61 35 00 Fax : 33 (0)4 76 61 35 33
S.A.S. au capital de 35 043 008 € SIRET : 070 501 275 000 21 R.C.S. : 070 501 275 CODE APE : 3250 A
{4}------------------------------------------------
Reversed/Aequalis Reversed II glenoid implants (K081059; K140478).
The Aequalis Fx2 is intended for use as:
- traumatic or pathologic conditions of the shoulder resulting in fracture of the glenohumeral joint,
including humeral head fracture and displaced 3-or 4-part proximal humeral fractures,
- in case of bone defect in the proximal part of the humerus,
- a replacement of shoulder joints in primary anatomic or in primary reverse,
- a replacement of other shoulder joints devices in case of revisions if sufficient bone stock remains.
The Aequalis Fx2 also allows for conversions from anatomic to reverse shoulder prosthesis in case of revision.
This submission corresponds to the design modification related to the Aequalis Fx2 assembly zone (humeral stems and reversed inserts) compatible only with each other. This design modification does not affect the intended use of the device or alter the fundamental scientific technology of the device. The pending humeral stems are compatible with the cleared Flex Shoulder humeral heads and the pending reversed inserts are compatible with the cleared Aequalis Reversed II glenoid implants. There is no change regarding the material of the pending Aequalis Fx2 humeral stems. The design change related to the pending Aequalis Fx2 reversed inserts does not include a titanium locking ring in contrast to the previously cleared Aequalis Fx2 reversed inserts.
### 7) Materials :
The materiel of the pending humeral stem does not change. The humeral stem, is manufactured from titanium alloy (Ti6Al4V) and coated with hydroxylapatite (HAP).
The modified design of the reversed insert does not include the titanium locking ring. The pending reversed insert is manufactured only from UHMWPE (Ultra High Weight Polyethylene).
### 8) Indications :
#### IN ANATOMIC:
The Aequalis Fx2 humeral stem combined with the Flex Shoulder System humeral head may be used by themselves, as a hemiarthroplasty, if the natural glenoid provides a sufficient bearing surface, or in conjunction with the glenoid, as a total replacement.
The Aequalis Fx2 is to be used only in patients with an intact or reconstructable rotator cuff, where it is intended to provide increased mobility and to relieve pain. The Aequalis Fx2 is indicated for use as a replacement of shoulder joints disabled by:
- Rheumatoid arthritis with pain l
- Non-inflammatory degenerative joint disease (i.e. osteoarthritis and avascular necrosis) -
- -Correction of functional deformity
- -Fractures of the proximal humerus
- -Traumatic arthritis
- -Revision of other devices if sufficient bone stock remains
## IN REVERSE:
The Aequalis Fx2 is indicated for use as a replacement of shoulder joints for patients with a functional deltoid muscle and with massive and non-repairable rotator cuff-tear with pain disabled by:
- Rheumatoid arthritis -
- Non-inflammatory degenerative joint disease (i.e. osteoarthritis and avascular necrosis) -
- -Correction of functional deformity
- -Fractures of the proximal humerus
- Traumatic arthritis -
- -Revision of the devices if sufficient bone stock remains. The reversed insert is permitted to be used in the transformation from anatomic to reverse Aequalis Fx2 without the removal of the humeral stem, and if it is well fixed, during a revision surgery, for patient with a functional deltoid muscle.
TORNIER S.A.S. 161, rue Lavoisier 38334 MONTBONNOT CEDEX FRANCE
Tél. : 33 (0)4 76 61 35 00 Fax : 33 (0)4 76 61 35 33 S.A.S. au capital de 35 043 008 € SIRET : 070 501 275 000 21 R.C.S. : 070 501 275 CODE APE : 3250 A
{5}------------------------------------------------
#### Notes:
- all components are single use. -
- the humeral stem is for cemented use only.
- -The all-poly glenoid components are intended for cemented use only.
- the glenoid sphere implant is anchored to the bone with screws and is for non-cemented fixation
- the humeral head diameters 37 and 39mm must be utilized only with the stem with a small metaphysis. The humeral head must cover completely the stem metaphysis .
#### 9) Summary of technological characteristics
The pending Aequalis Fx2 humeral stem and reversed insert have the same intended use and fundamental scientific technology as the predicate device (K141345). The indications for use, the manufacturing principle, the method of fixation, the packaging and the sterilization process of the pending humeral stems and reversed inserts are identical or equivalent to the predicate device (K141345). The design differences have been demonstrated to be comparable to the predicate devices (K141345). Consequently, this design change does not affect safety or effectiveness or raise new issues of safety or effectiveness of the prosthesis.
#### 10) Performance Data
The following performance data were provided in support of the safety and effectiveness of this design change :
| Validation and / or<br>Verification Method | Acceptance Value / Criteria | Results |
|--------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------|
| Dimensional comparison | The geometric shape of the reversed insert articular surface<br>must be compatible with the existing range of Aequalis<br>Reversed/Reversed II glenoid spheres | Acceptable |
| Assembly method | Assembly method between pending Aequalis Fx2 (reversed<br>insert and humeral stems) must be equivalent to the assembly<br>method between cleared Aequalis Fx2 ( reversed insert and<br>humeral stems) | Acceptable |
| Convertibility | The assembly geometry of the humeral stem must allow the<br>conversion from the anatomical configuration to the reversed<br>configuration of the prosthesis | Acceptable |
| Dimensional comparison | The external geometric shape of the pending Aequalis Fx2<br>humeral stem must be the same as the cleared Aequalis Fx2<br>humeral stem | Acceptable |
| Fatigue testing | No failure after the test | Acceptable |
| Pull out pre-fatigue<br>testing | Equivalent to the predicate (K030941) | Acceptable |
| Torque testing | Equivalent to the predicate (K141345) | Acceptable |
| Pull out post fatigue<br>testing | Equivalent to the predicate (K030941) before fatigue | Acceptable |
## Table 1 : Performance Data
Image /page/5/Picture/14 description: The image shows a logo with a stylized letter 'T' inside a hexagon. The 'T' is formed by two overlapping shapes, creating a three-dimensional effect. The color of the logo is a light shade of purple or lavender. The design is simple and modern, suggesting a tech-related or innovative company.
TORNIER S.A.S. 161, rue Lavoisier 38334 MONTBONNOT CEDEX FRANCE
Tél. : 33 (0)4 76 61 35 00 Fax : 33 (0)4 76 61 35 33
S.A.S. au capital de 35 043 008 € SIRET : 070 501 275 000 21 R.C.S. : 070 501 275 CODE APE : 3250 A
{6}------------------------------------------------
## 11)Substantial conclusion equivalence
Based upon this comparative study, substantial equivalence of the pending humeral stem and reversed insert Aequalis Fx2 to the predicates can be demonstrated on the following grounds, according to the FDA's Guidelines for Substantial Equivalence Decision Making Process:
- -The pending humeral stem and reversed insert Aequalis Fx2 are compared to the predicate devices.
- -The pending humeral stem and reversed insert Aequalis Fx2 have the same intended use and indications for use as the cleared predicate.
- -Major technological characteristics are equivalent between pending Aequalis Fx2 humeral stem and reversed insert and their predicate device :
- -Equivalence of general features
- -Equivalent materials.
- Equivalent biomechanical features: mechanical characteristics, congruence of articular surfaces, -
- -Equivalent means of fixation
- -Equivalent prosthetic dimensions
Therefore, in light of the above information, the pending Aequalis Fx2 humeral stem and reversed insert are found to be equivalent to their predicate devices.
Consequently, this design change does not affect safety or effectiveness or raise new issues of safety or effectiveness of the prosthesis.
Image /page/6/Picture/14 description: The image shows a logo with a stylized letter "T" inside a hexagon. The "T" is formed by two overlapping shapes, creating a three-dimensional effect. The hexagon and the "T" are both light blue. The logo appears clean and modern.
TORNIER S.A.S. 161, rue Lavoisier 38334 MONTBONNOT CEDEX FRANCE
Tél. : 33 (0)4 76 61 35 00 Fax : 33 (0)4 76 61 35 33
S.A.S. au capital de 35 043 008 € SIRET : 070 501 275 000 21 R.C.S. : 070 501 275 CODE APE : 3250 A
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1. Search: exact and fuzzy
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Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
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Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.