Complete, Convertible, Innovative

CONCEPT
DIFFERENT NEEDS,
A UNIQUE AND COMPLETE SYSTEM

Building on its success in the hip, knee and spine product areas, Medacta International is expanding into the shoulder arthroplasty market.

“In 2012, a global group of expert surgeons from Europe, Australia, and the United States came together to develop a world-class shoulder system from the ground up, utilizing their decades of focused shoulder experience and research."


The Medacta Shoulder System is a modular solution that features a broad range of options, including wide-ranging sizes, adjustable offset and innovative configurations both in the anatomic and in the reverse configuration.

The Medacta Shoulder System offers the flexibility to move from a total to a reverse arthroplasty, without the need to revise all the components.

The Medacta Shoulder System is enhanced by MyShoulder 3D preoperative planning platform, offering patient-specific humeral and glenoid guides and NextAR Augmented Reality.
 
 

 
ANATOMIC

HUMERAL DIAPHYSIS

Short, standard and long stem

Size range: 11 sizes for each option

Fixation:

  • Cementless (Ti-Plasma spray + HA) in standard and short stem
  • Cemented option available for standard stem
  • Long stem can be cementless or cemented

STEMLESS METAPHYSIS

Size range: 6 sizes

Fixation: Cementless

HUMERAL ANATOMIC METAPHYSIS

Size range:

  • 3 inclination options to match the pre-operative humeral inclination: 128° /135°/142°
  • 11 sizes for each angle option

Cementless (Ti-Plasma spray + HA) and cemented options

Medial and lateral suture holes for reattachment of tuberosities

Removable, to provide adequate space for conversion to reverse

DOUBLE ECCENTER

Adjustable head eccentricity (0 ÷ 5 mm)

HUMERAL HEAD

Size range: 10 sizes

Material: CoCrMo - ISO 5832-12 (ASTM F1537)

SensiTiN option

CEMENTED GLENOID

Size range: 10 sizes
Material: Highly cross-linked polyethylene

REVERSE

HUMERAL DIAPHYSIS

Short, standard and long stem

Size range: 11 sizes for each option

Fixation:

  • Cementless (Ti-Plasma spray + HA) in standard and short stem
  • Cemented option available for standard stem
  • Long stem can be cementless or cemented

HUMERAL REVERSE METAPHYSIS

Standard and eccentric humeral metaphysis

Size range:

  • Two height options: +0 and +9 mm for standard metaphysis
  • Two version options: +/- 20° for standard metaphysis
  • Eccentric metaphysis is single size with 3mm eccentricity

Material: Ti6Al4V - ISO 5832-3

Semi-inlay design

Suture sleeves for reattachment of tuberosities

LINER

Three height options: +0 / +3 / +6 mm
Inclination options: 145° and 155°
Material: Highly cross-linked polyethylene

PEGGED BASEPLATE

Size range:

  • Three diameter options: 22, 24.5 and 27mm
  • Three peg options: 15, 25 and 35mm

Material: Ti6Al4V - ISO 5832-3 (ASTM F136) with HA

THREADED BASEPLATE

Size range:

  • Two diameter options: 24.5 and 27mm
  • Three peg options: 15, 25 and 35mm

Material: Ti6Al4V - ISO 5832-3 (ASTM F136) with Mectagrip

GRS FLAT BASEPLATE

Size range:

  • Two diameter options: 24.5 and 27mm
  • Two peg options: 20mm and 30mm
  • Lateralization options: 0, +3, +6mm

Material: Ti6Al7Nb (ISO 5832-11), coated with Mectagrip and HA

Optional central screw can be inserted after baseplate impaction

GRS CENTRAL SCREW

Four length options: 15, 20, 25 and 30mm

The central screw can be inserted after the baseplate impaction

GLENOSPHERE

Standard glenosphere and lateralized glenosphere

Size range:

  • 4 diameter options: 32, 36, 39, 42mm
  • 2 lateralization options: standard (+4mm) and lateralized (+9mm)

Embedded inferior offset: 2mm

Material: CoCrMo (ISO 5832-12)

SensiTiN option

GLENOID POLYAXIAL LOCKING SCREW

Size range: 10 sizes

± 15° of angulation

Material:

  • Outer screw: Ti6Al4V - ISO 5832-3 (ASTM F136) + Type II anodization
  • Inner screw: CoCrMo - ISO 5832-12 (ASTM F1537)

GLENOID POLYAXIAL NON-LOCKING SCREW

Size range: 10 sizes

± 15° of angulation

Material: Ti6Al4V - ISO 5832-3 (ASTM F136) + Type II anodization

TECHNICAL DATA

HUMERAL STABILITY

The humeral diaphysis has a self-centering and self-orienting shape. The calcar design has been optimize, through extensive trialing using 3D imaging and cadaver analysis, and delivers enhanced primary stability. Achieving a precise fit between stem and humeral canal is made possible with the extensive size range available with this system.

REVERSE CONFIGURATION IMPROVEMENTS

With an innovative design of the liner, the surgeon has the opportunity to adapt the system to the patient's conditions by potentially increasing joint ROM (145° humeral inclination) and maximizing joint stability (155° humeral inclination). The glenosphere has a lateral offset (4 mm) and also an inferior offset (2 mm) to reduce the risk of scapular notching. The complete hemispherical design delivers stability through full ROM.

ANATOMIC CONFIGURATION IMPROVEMENTS

The Medacta Shoulder System provides 3 anatomical metaphysis inclination options (128° / 135° / 142°) to match the pre-operative humeral inclination. Moreover, the double eccenter technology allows for an adjustable offset of up to 5mm for every size of the humeral head, guaranteeing the perfect ability to match and reproduce the native head-stem offset.

IDEAL PLATFORM FOR CONVERSION FROM TSA TO RSA

In case of revision, the humeral diaphysis remains in place and is used to receive the reverse metaphysis and the reverse liner. This is a less invasive revision surgery option but continues to deliver satisfactory stability of the prosthesis.

SYNERGY

MYSHOULDER

MyShoulder is a patient-specific instrumentation, allowing the surgeon to realize his pre-operative 3D planning, based on CT images of the patient’s shoulder. The pre-operative 3D planning allows to manufacture an humeral resection guide and a glenoid positioning guide.
This innovative concept combines different features giving potential benefits to both the surgeon and to the patient.

M.O.R.E. SHOULDER EDUCATION PROGRAM

NextAR Shoulder is a personalized, proprietary, and sustainable Augmented Reality surgical application for total shoulder replacement. NextAR Shoulder is an advanced solution that leverages patient-specific, real-time information to complement operative workflow. Through specialized smart tools, a software application, a compact single-use tracking system, and augmented reality glasses, the application delivers actionable insights within the surgeon’s operative field.

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