Instructional Course Lectures, The American Academy of Orthopaedic Surgeons - Hallux Valgus*† by MICHAEL J. COUGHLIN J Bone Joint Surg Am Volume 78(6):932-66.

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Presentation transcript:

Instructional Course Lectures, The American Academy of Orthopaedic Surgeons - Hallux Valgus*† by MICHAEL J. COUGHLIN J Bone Joint Surg Am Volume 78(6): June 1, 1996 ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 1-A, 1-B, and 1-C: Radiographs demonstrating the different degrees of a hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 1-B: Moderate hallux valgus deformity with subluxation of the first metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 1-C: A severe, recurrent hallux valgus deformity with severe subluxation of the first metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Radiograph of a foot with moderate hallux valgus deformity without subluxation of the first metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 3-A, 3-B, and 3-C: Drawings illustrating the anatomy of the foot. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

The hood ligament interdigitates with the extensor hallucis longus (EHL). MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

The plantar aspect of the first metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration of the anatomy of a foot with the great toe in normal alignment. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 5-A, and 5-B: Drawings of the plantar aspect of a foot with hallux valgus. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

The great toe pronates (arrow) as it rotates on the axis of the conjoined adductor hallucis tendon. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Drawing of the dorsal aspect of the toes of a foot with hallux valgus and a cross section through the first metatarsal head. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 6-A and 6-B: Photographs of a foot with severe hallux valgus with pronation of the great toe. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Axial view, demonstrating pronation of the great toe. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 7-A, 7-B, and 7-C: Illustrations demonstrating normal alignment and subluxation of the sesamoids. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

As the first metatarsal migrates medially, the crista is eroded and the medial sesamoid assumes a more central location (arrow). MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

With a severe deformity, the lateral sesamoid comes to lie vertically dorsal to the medial sesamoid (arrow), and a lateral soft-tissue contracture occurs. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 8-A through 8-F: Radiographs showing normal alignment and subluxation of the sesamoids. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 8-A and 8-B: Anteroposterior (Fig. 8-A) and axial (Fig. 8-B) radiographs, made with the patient standing, demonstrating the normal alignment of the sesamoids with a straight great toe. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 8-C and 8-D: Anteroposterior (Fig. 8-C) and axial (Fig. 8-D) radiographs, made with the patient standing, showing moderate hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 8-C and 8-D: Anteroposterior (Fig. 8-C) and axial (Fig. 8-D) radiographs, made with the patient standing, showing a moderate hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Anteroposterior (Fig. 8-E) and axial (Fig. 8-F) radiographs, made with the patient standing, showing a severe hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Anteroposterior (Fig. 8-E) and axial (Fig. 8-F) radiographs, made with the patient standing, showing a severe hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration demonstrating the radiographic measurements in the assessment of hallux valgus. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 10-A, 10-B, and 10-C: Anteroposterior radiographs demonstrating the shapes of the metatarsophalangeal articular surfaces. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 10-B: The joint is congruous without subluxation. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 10-C: A hallux valgus deformity with a congruous metatarsophalangeal joint (dotted lines). MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration demonstrating how the distal metatarsal articular angle measures the lateral slope of the articular surface of the metatarsal. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Photograph and radiograph of a foot with hallux valgus interphalangeus. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Photograph and radiograph of a foot with hallux valgus interphalangeus. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration demonstrating how the proximal phalangeal articular angle increases with hallux valgus interphalangeus. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 12-A through 12-D: The proximal phalangeal osteotomy (Akin procedure1,8,88,109,126). MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 12-B: Illustration demonstrating how the medial eminence is excised in line with the medial aspect of the first metatarsal (lower shaded area). MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 12-C: Illustration demonstrating how the osteotomy is approximated and fixed internally with Kirschner wires. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Radiograph of the foot shown in Figs. 11-A and 11-B, after correction of the hallux valgus interphalangeus deformity with the Akin procedure1,8,88,109,126. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 13-A and 13-B: Radiographs made after the performance of an Akin procedure1,8,88,109,126 in a foot with a moderate hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 13-B: Fourteen years postoperatively, there is recurrent deformity with increased subluxation of the sesamoids. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration of a distal soft-tissue reconstruction. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration comparing resection of the medial eminence for the distal soft-tissue reconstruction with that for the chevron osteotomy. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 16-A and 16-B: Radiographs made before and after exostectomy in a foot with moderate hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 16-B: After the operation, the hallux valgus recurred, with progression of the deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 17-A and 17-B: Radiographs made before and after a distal soft-tissue reconstruction in a foot with mild hallux valgus deformity, subluxation of the metatarsophalangeal joint, and 50 per cent subluxation of the lateral sesamoid. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 17-B: Postoperatively, the hallux valgus and first-second intermetatarsal angles have been corrected. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration of the chevron osteotomy. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

A dorsal view of the first metatarsal. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 20-A and 20-B: Illustrations of the chevron osteotomy. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 20-B: The osteotomy is stabilized with a Kirschner wire, and the capsule is anchored with a suture through the metaphysis. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 21-A and 21-B: Radiographs made before and after a chevron osteotomy in a foot with a moderate hallux valgus deformity and subluxation of the metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 21-B: Postoperatively, satisfactory correction has been achieved. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Anteroposterior (Fig. 22-A) and axial (sesamoid) (Fig. 22-B) radiographs showing avascular necrosis after a chevron osteotomy combined with a lateral release. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Anteroposterior (Fig. 22-A) and axial (sesamoid) (Fig. 22-B) radiographs showing avascular necrosis after a chevron osteotomy combined with a lateral release. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 23-A through 23-D: Illustrations of a distal metatarsal osteotomy. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 23-B: More plantar bone is resected at the site of the osteotomy to allow plantar flexion. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 23-C: After shortening and displacement, the capital fragment is translated laterally (arrow). MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 23-D: With an increased distal metatarsal articular angle, a trapezoidal resection allows realignment of a congruous metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 24-A and 24-B: Radiographs made before and after a distal metatarsal osteotomy in a foot with a moderate hallux valgus deformity and subluxation of the metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 24-B: Postoperatively, there is satisfactory correction. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration of the orientation of the saw blade at a 120-degree angle to the shaft of the first metatarsal during a distal soft-tissue reconstruction with a proximal osteotomy of the first metatarsal. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration of a foot after distal soft-tissue reconstruction with a proximal osteotomy of the first metatarsal and internal fixation with a compression screw and a Kirschner wire. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 27-A and 27-B: Radiographs made before and after a proximal osteotomy of the first metatarsal in a foot with a hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 27-B: Eight years after the operation, the hallux valgus angle is 15 degrees and the first- second intermetatarsal angle is 6 degrees. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Radiograph of a foot with overcorrection (negative first-second intermetatarsal angle) and malunion at the site of the proximal osteotomy, which leads to an increased risk of hallux varus. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 29-A and 29-B: Illustrations of an arthrodesis of the first metatarsocuneiform joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 29-B: Slightly more bone is resected on the plantar surface to achieve plantar flexion at the site of the arthrodesis. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 30-A and 30-B: Radiographs made before and after a distal soft-tissue repair and arthrodesis of the metatarsocuneiform joint in a foot with a moderate hallux valgus deformity and subluxation of the metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 30-B: Postoperatively, correction has been achieved. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Illustration demonstrating the two articular surfaces are resected in preparation for arthrodesis of the first metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 32-A, 32-B, and 32-C: Photographs of the cannulated reaming technique. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 32-B: The base of the proximal phalanx is reamed with a cannulated reamer. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

The cup-shaped congruous surfaces are prepared for arthrodesis. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Lateral radiograph and illustration demonstrating the Vitallium mini-fragment screw-and-plate construct. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Dorsal photograph and illustration of the Vitallium mini-fragment screw-and-plate construct. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 34-A and 34-B: Radiographs made before and after arthrodesis of the first metatarsophalangeal joint in a patient who had rheumatoid arthritis and severe hallux valgus deformity. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 34-B: Six months postoperatively, there is a painless fibrous union and the deformity is much less severe. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 35-A and 35-B: Radiographs made before and after arthrodesis of the metatarsophalangeal joint in a foot with a severe hallux valgus deformity and widening of the first-second intermetatarsal angle to 25 degrees. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 35-B: Postoperatively, the first-second intermetatarsal angle decreased to 10 degrees as the hallux valgus angle was corrected. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 36-A, 36-B, and 36-C: Illustrations of an excisional arthroplasty. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 36-B: After resection of the bone. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 36-C: The plantar plate is reapproximated to the residual proximal phalanx. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 37-A, 37-B, and 37-C: Radiographs made before and after excisional arthroplasty in an eighty-year-old woman who had a moderate hallux valgus deformity as well as osteoarthrosis of the metatarsophalangeal joint. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 37-B: Postoperatively, the intramedullary fixation with one Kirschner wire is seen. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 37-C: One year after the operation, there is continued good alignment. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Photograph and radiograph of a cock-up deformity of the great toe after an excisional arthroplasty. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Photograph and radiograph of a cock-up deformity of the great toe after an excisional arthroplasty. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 39-A, 39-B, and 39-C: Illustrations demonstrating how multiple osteotomies can be performed to achieve extra-articular correction of a hallux valgus deformity, especially when the distal metatarsal articular angle is increased. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Lateral view showing the locations of the osteotomies. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Appearance of a foot after a triple osteotomy. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Figs. 40-A, 40-B, and 40-C: Radiographs made before and after a closing-wedge phalangeal osteotomy, a crescentic osteotomy of the proximal end of the metatarsal, and a closing-wedge osteotomy of the distal end of the metatarsal in a foot that had recurrent... MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 40-B: Immediate postoperative appearance. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.

Fig. 40-C: Six months postoperatively, there has been excellent correction. MICHAEL J. COUGHLIN J Bone Joint Surg Am 1996;78: ©1996 by The Journal of Bone and Joint Surgery, Inc.