RECONSTRUCTION FOR OF THE ANTERIOR TREATMENT 0. From THE K. SEFTON. St James’s J. OF GEORGE, University THE J. Hospital, TALOFIBULAR M. UNSTABLE FITFON, Leeds, LIGAMENT H. and ANKLE McMULLEN Victoria Hospital, Worksop Chronic instability of the ankle is frequently due to disruption of the fibres of the anterior talofibular ligament and the anterolateral capsule. This allows momentary subluxations at the ankle joint; the talus tilts into an abnormal through ligament the The lateral The main varus detailed anatomy side of the ankle components gives and rotates forwards The use of a free of the ankle without the anterior talofibular, the posterior talofibular by the capsular fibres. conflicting opinions the ligaments, The recent as to the site The anterior talofibular ( 1 977) ligament extending neck of have shown by most commonly and Anderson and ligament (1949) is a distinct from the the talus. and anterior border of Ala-Ketola et a!. arthrography that it is the injured. Work by Leonard LeCocq (1954) suggests that rupture of this element of the complex allows anterior displacement of the talus from the mortise of the joint in the coronal plane, rotation about degrees because capsule. The of the fibres its vertical of the talar tilting by medial of 7 to 10 to the talus. Clinical (Bostr#{246}m 1966). that Although injury to primary and lateral in the 1 966). common The from the tip of the calcaneus. The when the ankle is therefore this ligament recurrent posterior lacks inversion talofibular band arising from the posterior running to the posterior aspect disruption of this of persistent experimental talofibular instability calcaneus metatarsal. subtalar provides of have been between which passes evolved to create tight the lateral malleolus or between the lateral malleolus and These procedures restrict inversion joint unnecessarily. excellent long-term It is more stability CLINICAL logical to The on without restriction diagnosis clinical span of chronic and many instability radiological years with and swelling. The abnormal movement demonstrate inversion EXAMINATION of the signs. recurrent important ofthe ankle Symptoms inversion to the rotational tibia and displacement depends invariably injuries, pain feature on examination talus in the ankle mortise. this, stress must be applied of the foot and to displace the talus lateral malleolus. is To to cause forward in The anterior then easily felt by palpation of the talus in front of the lateral malleolus. Bostr#{246}m ( 1 966) referred to this as the anterior drawer” sign. In comparison Gillespie and Boucher ( 1 97 1 ) found evaluation of pure talar tilt was difficult and not as helpful. is “ Stress However, radiography an abnormality correlate (Freeman with 1 965) is used to confirm the diagnosis. of talar tilt does not always functional and varus ligament is very work ligament shows is the Witten Mathieu 1 960). As asymmetry 1 975), the critical ankle, greater on of the axis inversion. G. K. Sefton, F.R.C.S.Ed.. Senior Orthopaedic Registrar, St James’s University J. George, M.D.. Os Rzezzypospolitey 3/93, 61/397 Poznan, Poland. J. M. Fitton, F.R.C.S., Consultant Orthopaedic Surgeon, St James’s University H. McMullen, F.R.C.S., Consultant Orthopaedic Surgeon, Victoria Hospital, Requests for reprints should be sent to Mr G. K. Sefton. 352 a vertical reconstruct only the anterior tabofibular ligament using a free tendon graft. This corrects the instability of the ankle without restricting inversion at the subtalar joint. An operation has been devised which fulfils this requirement. It has been used for many years and may clinical and the anterior cause extends lateral surface and relaxed is a wide strong of the fibula and rare main talus damage ligament 1 973) significance (Bostr#{246}m ligament surface and of the about operations structures relation (Grond major injury axis, associated calcaneofibular fibula to the are horizontal inverted of the displacement inwards and the the fifth at the and extent of the lesion in chronic inversion injuries. Aufranc (1958) states that ofall the ligamentous injuries those of the ankle, especially the fibular collateral ligaments, are the commonest and the least understood. sizeable structure the fibula to the and tendon graft to reconstruct the anteriot talofibular restricting movement at the subtalar level. numerous ligamentous of the ligaments stabilising has been well documented. are calcaneofibular and which are reinforced literature position the medial malleolus. restores the stability occur in the Hospital, Hospital, Worksop, otherwise instability of the ankle tilting of up to 20 degrees normal symptomatic Leeds LS9 Leeds LS9 Nottinghamshire, THE ankles (Rubin and is rarely found (Laurin and sign is a talar tilt substantially side. 7TF, 7TF, JOURNAL England. England. England. OF BONE AND JOINT SURGERY RECONSTRUCTION OPERATIVE The operation is done ing tourniquet. from the plantaris tendon of the suitable alternatives. passing away to expose lateral fibres of the made as shown below which of the from and exposure 1 . The diameter first hole surface horizontal and talus extensor lateral The sheet some plane the side and The of the is deep to the aspect. It is, of course, that backwards on its lateral and avoid damaging the passes upwards through the lateral to the surface, a little below the a good calcaneal through lowest bony part cover. surface is easily difficult Care of the malleolus entry of the fourth its lowest for the first time thirty-four ankles in been stabilised using this been possible to examine reported that they were for examination Ten were lost of operation had and so were to follow-up. varied from ten to Table I. Grading of symptoms of the ankle in instability of the lateral ligament Grade I Full activity, including strenuous No pain. swelling or giving way. Grade 2 Occasional No giving Grade 3 No aching way or only feeling sport. after strenuous of apprehension. exercise. Grade 4 giving way but some rough remaining especially on Recurrent activities, instability and giving with episodes of pain apprehension. ground. way and in normal swelling these be taken The from point talus, to construct talus. at the articular also years second body fibular must age perforated. the of the twelve did not attend in the review. a little neck ridge last patients have but it has only Six other patients are through margin joint. horizontally tunnels horizontally anterior ankle that surface holes of the runs leave its drill side hole 353 of the of the outer convenient four passes to in a plane still 1.IGAMENT stripped of the divide the thirty-four procedure eighteen. satisfied but not included posterior thin is easily to the are oblique the The body to the brevis by an malleolus. neck absent, peroneus is exposed necessary plantaris are capsule of appropriate through a firm TAI.OFIBULAR During derived a Brand or the the of the superficial downwards third talus burrs its presents The be tendon damaged be preferably downwards above sufficient in Figure level goes ankle aspect to gain from the hole of the slightly It may Paton’s fibula toes an exsanguinat- using and of the the lateral leg using talus. Using the the same an inch replaces malleolus. retinacular neck and about should muscle aspect which graft the extensors fibula tissue the of forwards of the of scar the long ANTERIOR RESULTS anaesthesia plantaris anterolateral incision aspect for If the tendons The general tendon stripper. THE TECHNIQUE under Material OF to fifty-eight hole point on hole. years complained ated (average twenty-nine of recurrent pain and before operation years with lateral swelling. had a The ranged mean of five those who wished were sports. grading of years. two able to follow-up participate by in Grade their Jones and the symptoms sixteen being 2. Clinical two it was uneventfully. in Good, revealed that there was no restriction ment. Particular attention was directed ment of subtalar movement. In sixteen was normal, in the other All the wounds healed to fifteen The a period varying from six five years). All patients normal occupations and suggested 1 and had associ- symptoms six months Livingstone (1975) was used to evaluate (Table I). The results were all satisfactory, in Grade All with duration from examinations were made after months to twelve years (average had been able to resume their favourite The years). instability examination of ankle moveto the assesscases inversion limited by 5 degrees. DISCUSSION Operative been Fig. Diagram to show the four drill through which the tendon graft is inserted. The plantaris tendon through these thickness of the and graft fixed are knotted by one demonstrated restored. The foot below-knee resumed when at six weeks VOL. 61-B, the on the two anchoring stability ankle are then Weight-bearing wound to allow has No. 3. AUGUST surface silk of and sutures: the the and of the plaster plaster may activities. four ends easily has been angle may be removed end of the foot in relation limit normal patients inversion, malleolus is then joint at a right the in double the lateral it ankle immobilised weight-bearing 1979 to be passed tight, through healed, graduated enough It is pulled normal and plaster. long holes. together or that is usually four of the by many Jones 1955; Lee procedures involve which the peroneus 1 holes repair described in a be A suggested fibula. ligament authors operated as did ankle 1953; has Watson- 1957; Good et a!. 1975) but their some form of lateral tenodesis by brevis tendon is fixed to the lower They act by restricting on those by Evans treated by different approach to by Burrows (1955), of the of the (Evans to the leg and can only movement at the subtaloid anterior talofibular This restores the movement lateral ligament normal ankle joint inversion (1953) had Elmslie (1934). limited the problem, as is to reconstruct using a free tendon anatomy and allows and of the be effective if they level. All of the the subtalar joint. first the graft. full This 354 G. may prove wishing to Indeed, absolutely resume one of K. SEFTON, essential a career in our patients J. GEORGE, for a young a professional subsequently J. M. person sport. FITTON, H. The dysfunction suffered a MCMULLEN review after ankles were demonstrated operation stable. This compound fracture-dislocation of his talus while playing rugby football. At exploration the reconstructed that derangement of mechanism is a factor anterior takes ligament was intact. This operation was devised by Mr J. M. Fitton and Mr H. McMullen presented in this paper is derived from a study of their patients. and has some been time used a prolonged the patients before reflects Freeman’s hypothesis the proprioceptive in ankle instability, protective and that for proprioceptive at both period of felt their hospitals adaptation for a number it to occur. of years. The information REFERENCES Ala.Ketola, injuries. 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(1 973) The 25, 131-136. Laurin, C., and Mattdeu, H. VI. operation Recurrent Grond, Lee, Operative Recurrent ( 1 965) M. A. R. 669-677. Puuper#{225}, M. (1977) ligamentous ankles. Elmslie’s D. L. (1 953) 46, 343-344. and F. ( 1 954) 0. E. (1958) Ankle injuries, Book Publishers Inc. Bostr#{246}m, L. Elmslie, E., BONE 42-A, 3 1 1 -326. Ltd. AND JOINT SURGERY