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Biomedical subjects

H Zippel

Publications and source records attributed to H Zippel.

At least 37 records · Page 2Linked to original sources

[Surgical treatment possibilities in tumors of the spine. Indications, technics, experiences].

Widely normal stability of the vertebral column with adequate load-bearing capacity should be achieved, following osseous reconstruction of a defect area from which benign tumours or tumour-like lesions had been removed by radical surgery. In malignant processes, surgical tumour removal may add to the effectiveness of chemotherapy or radiotherapy. Postoperative restoration of the vertebral column will also improve the psychic, physical, and social quality of survival.

Bone Transplantation↗

[Diagnosis and operative treatment of chondromalacia patellae by osteotomy and ventral or ventral and medial transposition of the tuberositas tibiae (Maquet/Bandi-procedure) (author's transl)].

The clinical picture of chondromalacia patellae is outlined by the patellar syndrome. The diagnostic value of double contrast arthrography by tangential X-ray (skyline-view)-technique of the femoro-patellar-joint is stressed. If conservative treatment is not satisfactory, osteotomy and ventral transposition of the tuberositas tibiae should be performed. When the patella and the extensor apparatus are dislocated laterally, it is necessary to displace the tuberositas in medial direction. From 1976 to 1980 159 patients have been treated this way. Follow-up study in 86 cases (1 to 5 years after operation) shows excellent and good results in a percentage of 77.

Adolescent↗

[Neglected hip dislocation fractures (author's transl)].

Follow-up of 30 patients with hip dislocation fractures showed avascular necroses in more than 30% of the cases and/or arthrotic changes and dissatisfying clinical results. In our opinion there is no sense in trying to reconstruct the joint by surgical procedures especially in elderly patients in cases with combined fractures, concomitant comminuted fractures of the femoral head and neck or destruction of the acetabulum. In all these cases we recommend a total hip prosthesis (elderly people) or in younger patients an arthrodesis immediately after the accident.

Acetabulum↗

[Anterior interbody-fusion of the lumbar spine (author's transl)].

Anterior interbody spine fusion was performed by the extraperitoneal technique in 55 patients. Their diagnoses included instability of the spine in spondylolisthesis and degenerative disk disease, failed posterior fusion, progressive slip in spondylolisthesis, and in 4 patients tumour destruction of lumbar vertebral bodies. The follow-up of 47 patients after 0,5 to 7 years (average 2,8 years) revealed that the clinical result was successful in 37 patients (78%) and unsuccessful in 10 patients (22%). 34 patients (72%) had a solid union, whereas pseudoarthrosis had developed in 8 patients (17%). Technique and complications of the anterior approach to the lumbar part of the spine are described and indications are discussed.

Adolescent↗

[Restoration of fresh and old injuries of the extensior apparatus of the knee-joint (author's transl)].

This paper deals with problems occuring in the operative restoration of the extensor apparatus of the knee-joint (quadriceps tendon, patellar ligament) and refers to indication, suture material, plastic operation by means of a homologous dura graft, by vertical adjustment of the patella, or simultaneous allothroplasty (prosthesis). Special attention is devoted to the possibility of post-traumatic arthroses in the femoro-patellar joint as well as of aseptic patellar necroses after distal pole avulsions.

Arthroplasty↗