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At least 253 records · Page 14Linked to original sources

[Articular ligament rupture of the ankle joint].

We report about 142 cases of acute injuries of the fibular ligament lesions of the ankle joint treated by surgery. In 2.1% no rupture was found. A follow-up examination and X-ray examination was done after several month for 75 of these patients, and a good result without any sign of instability of the ankle joint was achieved in 84% to 86.7%. Complications were found in 2.1% (secondary healing, no further complications). In order to these results we recommend the treatment of the fibular ligament lesion by surgery.

Adolescent↗

[Measurement of the isometric dorsiflexion and plantar flexion force in the ankle joint].

This article describes an easy to use test equipment for measuring the isometric force in the ankle joints in dorsiflexion and plantar flexion. The combination of the test equipment for measuring the voluntary maximal isometric muscle force in the ankle joint, the surface electromyograms and the motion analysis of the measured leg allow an objective comparison of the strength of the muscular force between the left and right leg. It might be also used as a control setup during rehabilitation after surgical treatment or injuries.

Ankle Joint↗

[Isolated fracture of the medial malleolus combined with a traumatic dislocation of the peroneal tendon at the ankle joint].

A case report on an obviously rare combined injury of a fracture of the malleolus medialis and a traumatic dislocation of a peroneal tendon at the left ankle joint in a female patient of 20 years of age. The patient had had a car accident (using the safety seat belt) by colliding head-on with a tree. The ankle joint injury was confirmed by x-ray. After the usual preparations, screw osteosynthesis of the inner malleolus was performed on the fourth postoperative day. Because of persistent swelling and pain in the region of the outer malleolus despite elevation of the leg and measures to alleviate swelling, lateral revision of the ankle joint was done 14 days later, suspecting an injury of the anterior syndesmosis or of the lateral ligaments. To our surprise we discovered a traumatic dislocation of the peroneal tendon which was then surgically treated according to Kelly.

Adult↗

Ibuprofen in the treatment of acute ankle joint injuries. A double-blind study.

Sixty-eight patients who presented to the casualty ward with acute ankle joint injuries were studied to examine the effect of ibuprofen on pain and ankle swelling. Thirty-two patients were treated with placebo tablets and 36 with 600 mg ibuprofen tablets taken four times a day for 4 to 6 days. All of the patients were immobilized and requested to keep the foot elevated. The results showed that ibuprofen had no effect on the ankle swelling. The need for additional analgesics was not influenced by treatment with ibuprofen, which means that ibuprofen has no effect on pain. The time elapsed from occurrence of the injury to arrival at the casualty ward was negatively correlated to the reduction of ankle joint swelling during the treatment period. Treatment with ice-sprays, icebags, or cold water during the acute stage of injury did not influence the reduction of swelling during the treatment period.

Acute Disease↗

[Diagnostic value of magnetic resonance tomography of the upper ankle joint--imaging of ligaments and tendons in standard slice orientation].

PURPOSE: Evaluation of the capability of high field strength MRI in depicting clinically important tendons and ligaments of the ankle joint using slice orientations parallel to the standard space directions without angulation. MATERIALS AND METHODS: 65 patients whose ankle joint complaints were not sufficiently clarified by conventional radiology sphere underwent MRI using plain T1-weighted spin echo sequences. Tendons and ligaments were classified by three independent radiologists with regard to their perceptibility on images of the different slice orientations. RESULTS: Good perceptibility of at least two-thirds of each structure with the possibility for a decision regarding continuity or rupture of the remaining part was given most frequently in the following slice orientations: Axially for the tendons of peroneus longus, peroneus brevis, tibialis posterior, flexor digitorum longus, flexor hallucis longus, tibialis anterior, extensor digitorum longus, and extensor hallucis longus muscles, and for the calcanear tendon (each over 94% of cases), anterior (68%) talofibular ligament, deltoid (77%), anterior (63%), and posterior (72%) tibiofibular ligaments and coronally for the calcaneofibular (39%) and posterior talofibular ligaments (70%). The sagittal orientation was never the favoured one. CONCLUSIONS: All tendons and ligaments of the ankle joint, except for the calcaneofibular and anterior tibiofibular ligaments, can be sufficiently visualized in the majority of cases by non-angulated spin echo sequences in standard slice orientations if the examination is performed in at least two slice directions. Thus, the minimal examination program should be: one T2-weighted sequence, T1-weighted sequences axially and in a further orientation, i.e. slightly angulated coronally for depicting the calcaneofibular ligament.

Achilles Tendon↗

[Indications for surgery in ruptures of ankle joint ligaments (author's transl)].

X-ray films of the forced extreme joint position are required for diagnosis of lateral ligamentous injuries of the ankle joint. These x-ray films must be taken in forced extreme joint position in two planes (a.p. and lateral planes) by means of a special holding device simulating the mechanism of trauma by supination, inversion and adduction of the ankle joint by plantar flexion of the foot. If there is a 5 degree difference in talar tilt angle or a 5 mm difference in talar subluxation, an operation is indicated to prevent post-traumatic weak ankle and early arthrosis following chronic instability.

Adult↗

[Late results of arthrodeses of the upper ankle joint].

Arthrodesis may be mandatory after destruction or painful arthrosis of the ankle joint. The time at which this should be performed, as well as the technique to be employed, are both judged differently by various writers. We used exclusively the fixateur externe for stabilisation with 44 arthrodeses of the ankle joint, since this ensures stability during exercise and partial load. The complications recorded were two aseptic necroses of the talus and dysostosis in two cases which required corrective surgery. The results obtained by use lead us to the following conclusions: More than one-half of the examined subjects wore the orthopaedic made-to-measure shoes for longer than one year compensating the leg shortening by an average of 1.0 cm. The intraoperatively attempted repositioning of the talus in relation to the axis of the tibia tended to have a rather negative effect in our patients. The at least equal long-term results of early and late arthrodeses indicate that early arthrodeses are preferable, seeing that 55.8% of the followed-up persons were able to resume their professional activities relatively quickly.

Adult↗

Separate centre of ossification of the lateral malleolus with instability of the ankle joint.

Four cases of recurrent instability of the ankle joint are reported. The instability was associated with a separate centre of ossification of the lateral malleolus and abnormal movement between the ossicle and the distal fibula. All patients were successfully treated by surgery: two underwent internal fixation and ligamentous reconstruction and two, ligamentous reconstruction after removal of the ossicle.

Adult↗

Ankle joint fusion -- determination of optimal position by gait analysis.

The influence of the position of the ankle joint on the gait pattern was examined in 12 patients. All had stable unilateral tibio-talar arthrodesis for posttraumatic osteoarthrosis. Six were fused in 8 to 12 degrees of plantar flexion, six in neutral or calcaneus position. A total of 48 steps with and without shoes was analyzed and compared statistically with 24 steps on the normal side. After arthrodesis in equinus position, lower leg and knee take up an unfavourable position before heel-off, with the result that the center of gravity is elevated more than normal. This is particularly the case barefoot but is also observed when shoes are worn. On the basis of gait evaluation, ankle joint arthrodesis should be performed in the neutral position for both men and women.

Ankle Joint↗

[A simple device for examination of the ankle joint (author's transl)].

Ligamentous injuries of the ankle joint can be demonstrated radiologically by special techniques using lateral and A.P. projections. A device is described for obtaining the requisite views. It enables accurate projections to be achieved and a standardised technique is assured by applying a pull of constant weight. The problem of muscle spasm, resulting as a reflex from pain, is discussed.

Ankle Joint↗

Massive intraosseous ganglion of the talus: reconstruction of the articular surface of the ankle joint.

We report on the outcome after autologous chondrocyte and spongiosal bone transplantation in a case of a massive intraosseous ganglion of the talus in a young patient. A 24-year-old man suffered from decreased ankle joint motion, recurrent swelling, and pain. Diagnostic evaluation by plain radiographs, computed tomography, and magnetic resonance imaging revealed cystic lesions in the head and the body of the talus with additional involvement of the cartilage surface. Operative treatment consisted primarily of an initial diagnostic arthroscopy, which established grade VI articular damage according to the arthroscopic classification of Bauer and Jackson. Pathological examination of intralesional biopsy tissue revealed the existence of an intraosseous ganglion. Additionally, healthy cartilage biopsy specimens were obtained and sent for chondrocyte extraction and cultivation with 60 mL of autologous serum. To retain the function of the ankle joint and to minimize the number of necessary operative interventions, 3 weeks after the initial arthroscopic operation, we performed a simultaneous curettage of the cystic lesion followed by autologous spongiosal bone and cultivated chondrocytes transplantation of the talus. Continuous passive motion was applied postoperatively and full weight bearing was allowed after 8 weeks. There were no complications. The clinical result after 18 months was excellent, with a fully functional, pain-free, and weight-bearing ankle joint. The postoperative evaluation score of Finsen (modified Weber score) of 2/6 = 0.3 showed an improvement comparison with the preoperative value of of 21/6 = 3.5 (0 = normal, 4 = pathologic). We encountered no complications postoperatively. Clinical success was achieved by this method of treatment on a patient too young to be treated through arthrodesis.

Adult↗

[Supination stability of the Adimed-Stabil-II shoe in capsule-ligament instability of the upper ankle joint].

A prerequisite for functional treatment of an unstable capsular ligament of the ankle joint is sufficient protection against supination through exterior stabilization. Examination of 20 such patients provided with a Adimed-Stabil II shoe proved that the new, improved Adimed-Stabil II shoe is reliable and sufficient protection against supination. All 20 patients had an unstable capsular ligament of the ankle joint, which was later proved by operation. In suitable cases, treatment with this shoe can be recommended to reduce the duration of disablement.

Adolescent↗

[A case of ball-and-socket deformity of the ankle joint].

Ball-and-socket deformity of the ankle joint is a rare entity that is usually associated with inequality of leg length, fibular hypoplasia, coalition of the tarsal bones, and ray deficiency. This deformity was encountered in a nine-year-old girl with a short right limb, cavovarus foot, partial fusion of the 4th and 5th metatarsals, and talocalcaneonavicular coalition. No surgical intervention was necessary; the patient was recommended to wear a high-heeled shoe of 2.5 cm thickness to compensate for the difference in the leg length.

Ankle Joint↗

[Sonographic findings in lateral ligament lesions of the upper ankle joint following conservative and operative therapy].

72 patients with injury of the ankle joint were examined with ultrasound after therapy. Sonographic findings were assessed by plain x-ray films and stress views. In 39 patients an injury of the lateral ligament was treated by surgery and in 33 patients without surgery. 40 patients showed a scar of the lateral ligaments. Patients treated without surgery and showing a scar in ultrasound demonstrated a smaller tilt of the talus in stress views than patients without scars. Measurement of stability was not possible. In conclusion, sonography is a valuable tool in examining the ankle joint after therapy. With regard to stability, stress films cannot be replaced by sonography.

Adolescent↗

Rapid arthrodesis of the ankle joint via verticalisation of the joint space.

A technique of arthrodesis of the ankle joint under television control and with the aid of a special milling-cutter is presented. A bone graft is obtained from the ankle and turned in two planes, so that the joint space becomes vertical. The operation time is shortened to 8--10 min. After two weeks the patient can walk, in a walking-cast, weight-bearing. Bone fusion is obtained in 3--4 months. Thirty-two cases were operated on, and in 30 a painless osseous fusion of the ankle, in a functional position was obtained. The technique is indicated only in cases in which, operatively, the foot can manually be reduced to a functional position.

Ankle Joint↗

[Arthroscopic findings in the unstable upper ankle joint].

The purpose of this prospective study was the assessment of the chronic unstable ankle joint. With regard to cartilage and ligament lesions this was done arthroscopically. 99 consecutive arthroscopies were performed in patients with symptomatic chronic ankle instability. There were 67 complete ruptures of the anterior talofibular ligament and 45 complete ruptures of the calcaneofibular ligament. A complete rupture of the deltoid ligament was found in 6 cases, always combined with lesions of the lateral ligaments. Cartilage damage of the talus was noted in 51 cases and of the tibial pilon in 12 cases. While all complete lesions of the deltoid ligament were associated with talar cartilage damage, this was different for lateral ligament lesions. 11/22 ruptures of the talofibular ligament were associated with cartilage damage of the talus and 11/22 ruptures presented with an intact talar cartilage. Combined ruptures of the talofibular and the calcaneofibular ligament were associated with talar cartilage damage in 21 cases and presented with intact cartilage in 24 cases. This study demonstrated a near equal distribution of intact and damaged articular cartilage in the presence of lateral ligament lesions indicating that the status of the ligaments allows no conclusion with regard to the cartilage. Arthroscopy therefore can give essential information about the status of the unstable ankle joint concerning operative or conservative treatment.

Adolescent↗

Inter-segmental coordination: motor pattern in humans stepping over an obstacle with mechanical ankle joint friction.

This study examined the influence of a mechanical perturbation of the ankle joint on obstacle avoidance pattern. A decoupled control between the distal joint and the combined (hip-knee) proximal joints was observed according to the task requirement. In this context, a greater mechanical friction at the ankle should be compensated at this joint (local compensation) or alternatively, by regulating more combined proximal joints (knee and/or hip). The leading limb inter-segmental coordination was evaluated in both no constraint and constraint conditions in calculating ranges of motion (ROM), moments of force and powers (from heel-off to obstacle) at the ankle, knee and hip joints. Electromyographic activities were also analyzed. With the constraint, the dorsiflexor moment and the tibialis anterior activity remained unchanged while both ROM and power bursts (absorbed and generated) decreased. The hip and knee ROM remain invariant. At heel-off the absorption by hip extensors decreased and the forthcoming generation by knee flexors increased in the constraint condition. To quantify the inter-joint coordination, principal component analysis was used and indicated a high level of inter-joint coupling (synergy) that decreased with the constraint (i.e. less inter-joint coupling). At the ankle joint, the results suggest that the central command was the same in both conditions thus, not be adapted. At both the hip and knee joints, a combined joints modulation occurred to overcome additional friction.

Adaptation, Physiological↗