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Richard-Wolf USARichard-Wolf AT

Richard Wolf GmbH
Pforzheimer Straße 32
75438 Knittlingen
Tel: +49 70 43 35-0
Fax: +49 70 43 35-300
e-Mail: info@richard-wolf.com

History of Arthroscopy

Arthroscopy-systems from Richard Wolf
Arthroscopy-systems from Richard Wolf

The first arthroscopies were carried out by Takagi in Tokio in 1918. In 1921 E. Bircher reported about his first arthroscopic experiences gained with a laparoscope.
Since the 60ies arthroscopy is considered as the most tissue-saving and lowest-risk method in joint diagnostics and therapy. The use was in most cases limited to the knee joint, later the shoulder joint, hip joint, elbow joint, wrist joint and ankle joint were added.

Richard Wolf is a full-range supplier in arthroscopy

Our product range comprises:

  • ACL and PCL techniques
  • Bioactive interference screws
  • Innovative shoulder reconstruction system
  • Systems for arthroscopy in small joints
  • New access methodology in hip arthroscopy

We offer the first high-strength HA/PLLA resorbable implant material worldwide, cooperating with Takiron Co., Ltd., Japan, one of the most renowned manufacturers in this field.

Meniscus injuries and diseases

There are sickle-shaped cartilage disks or meniscuses between the shin bone plateau and the femural condyles. Their function is to adapt to the bone shape and provide guidance and stabilization of the knee joint. Mechanical loads cause the formation of tears or fraying. The most frequent injury patterns and lesions of the inner meniscus are the bucket-handle tear, radiar tear and parrot-beak tear.

ACL Reconstruction (anterior cruciate ligament)

Reconstruction of the anterior cruciate ligament ACL using the hamstring has recently become of increasing interest. Fixation using endo buttons is
a common method. The disadvantages of this fixation away from the point of insertion are:

  • enlargement of the tunnel
  • creep at the tendon-tape transition along with giving of the tendon construct and permanent elongation (Höher et al*)(3.8+/-0.8mm). This is also known as the Bungee effect.

Fixation close to the insertion has been suggested and such methods have already been used successfully:

  • Fixation using an interference screw
  • Suspension of loops using transverse rods

Disadvantages of these techniques are:

  • hardware costs
  • problems with revision surgery
  • awkward and time-consuming

"Pressfit-technique" an alternative solution

The Pressfit-technique has been developed with the following major features:

  • Fixation close to the point of insertion
  • Avoidance of hardware
  • Simple graft preparation

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