The computed tomographic (CT) and conventional radiographic appearances of the acetabulum are correlated for assessment of acetabular fractures according to the Judet and Letournel classification system, a system widely used by orthopedic surgeons performing fracture reduction and external fixation of the ...

Objective: To present the case of a 22-year-old football player who sustained an acute posterior-wall acetabular fracture. Background: Acetabular fractures can be a difficult injury for the athletic trainer to assess. Aside from the obvious immediate ramifications, proper assessment and care are necessary to ...

This treatise focuses primarily on the clinical aspects of diagnosis and treatments of pelvic and acetabular fractures. However, considerable attention is also paid to the radiographic diagnosis of trauma and postoperative effects. The book begins with a succinct review of pelvic and acetabular anatomy and pelvic biomechanics. It ...

Vascular injuries following fixation of acetabular injuries are becoming increasingly recognized. Most case reports describe thrombosis or rupture of the adjacent artery. Repair of these injuries is most often described by open technique with endovascular repair rarely reported. Here, we present a case of injury to the external iliac artery caused by ...

OBJECTIVE: To develop and evaluate a computer-assisted virtual surgical procedure for preoperative planning that simulates the reduction and plate fixation for acetabular fractures based on real computed tomography (CT) data using computer softwares on personal computers. METHODS: Virtual preoperative planning for reduction and plate ...

An operating table with the capacity for skeletal traction against a pudendal post is a helpful and commonly used piece of equipment for certain pelvic and acetabular fracture patterns. Perineal soft tissue trauma and urogenital injuries are associated with some pelvic and acetabular fractures. The perineal region ...

Epidemiological, clinical and radiological data of 1266 patients with a unilateral acetabular fracture of up to 29 hospitals was reviewed. Three time periods, 1991-1993 (Registry I; n=359), 1998-2000 (Registry II; n=503), and 2005-2006 (Registry III; n=404) were compared with regard to injury pattern and severity, fracture type, and ...

Purpose: To demonstrate the technical feasibility of the anterior approach to the coronal roof component of carefully selected acetabular fractures in computed tomography (CT)-navigated closed reduction and percutaneous fixation (CRPF).Methods: Four patients with nondisplaced or slightly displaced coronal fractures ...

Thirty-one postoperative pelvic computed tomographic (CT) scans in 29 patients studied between 1 day and 7 years after open reduction and internal fixation of acetabular fractures were reviewed. CT was most useful in the immediate postoperative period for detecting residual intraarticular fragments, localizing metallic ...

Based on low incidence and lack of personal experience only few evidence based studies exist on several questions in pelvic and acetabular surgery. As part of an international consensus pelvic and acetabular course personal preferences and experience of an distinguished faculty and senior participants were discussed and we summarize in the paper the ...

Over a 2-year period eight patients underwent percutaneous fluoroscopic fixation of their acetabular fractures. Average patient age was 43 and mean ISS was 27. Mean blood loss was less than 100 ml. There were five transverse fractures, one affecting both columns, one anterior column-posterior hemitransverse and one ...

The aim of this study was to analyze the clinical outcome and incidence of hip arthritis in elderly patients with acetabular fractures. Because of poor bone quality in the elderly, even a low-energy trauma may lead to an acetabular fracture. An anatomical reconstruction of the acetabulum is necessary to achieve ...

Displaced acetabular fractures should be treated surgically. Over the past decade, surgical approaches to the acetabulum and the surgical technique for repair of common fracture patterns have advanced. Excellent outcomes after repair of these injuries can be achieved. The aim of this study was to assess the medium-term results of ...

The acetabular depression fracture is defined as a rotated, impacted, osteocartilaginous fragment of the posteromedial acetabulum that occurs in conjunction with a posterior fracture dislocation of the hip. Displacement of this fracture fragment creates incongruity of the posterior acetabular ...

Femoroacetabular impingement (FAI) can be associated with labral ossification, acetabular rim fractures, and os acetabuli. Typically, these fragments can be completely excised as part of a femoroacetabular impingement correction procedure. In rare instances, however, larger, weight-bearing fragments contribute to pincer-type impingement, but complete ...

Posterior wall acetabular fractures are rare in the pediatric patient but require proper management to prevent significant complications. Plain radiographs and computed tomography scans are standard diagnostic imaging used with clinical examination of hip stability to determine if the injury requires open reduction and internal ...

Acetabular fractures in the elderly population are marked by a high degree of variability in terms of patient and fracture characteristics. Successful outcomes depend on application of highly individualized management principles by experienced teams. Reviewed are indications and outcomes associated with various management options, ...

Combined ipsilateral acetabular and femoral neck fractures are the result of high-energy trauma. Satisfactory treatment for this injury pattern remains a challenge, since traditional open reduction and internal fixation (ORIF) is always accompanied by a high prevalence of posttraumatic arthritis and avascular necrosis of the femoral ...

In the treatment of posterior wall fractures of the acetabulum, a modified distal radius T-plate can be substituted for one third tubular spring plates for fixation of thin, small, or comminuted posterior wall fragments. This technique is described as well as a case series of 33 patients with various posterior wall acetabular ...

BACKGROUND: Older patients tend to have acetabular fractures with medial displacement patterns and associated comminution, particularly of the quadrilateral surface. Our goal was to investigate the appropriateness of open reduction and internal fixation using an infra-pectineal buttress plate for osteopenic ...

Isolated fractures of the anterior column and anterior wall are a relatively rare subgroup of acetabular fractures. We report our experience of 30 consecutive cases treated over ten years. Open reduction and internal fixation through an ilioinguinal approach was performed for most of these cases (76.7%) and ...

BackgroundAcetabular fractures still are among the most challenging fractures to treat because of complex anatomy, involved surgical access to fracture sites and the relatively low incidence of these lesions. Proper evaluation and surgical planning is necessary to achieve anatomic reduction of the articular surface ...

STUDY DESIGN: Descriptive case report. OBJECTIVE: To report spinopelvic dissociation as a complication of autogenous bone graft harvest with the use of an acetabular reamer. SUMMARY OF BACKGROUND DATA: Iliac crest bone graft harvest has been previously described in orthopedic literature with overall complication rates of 0% to 39%. Complications are inconsistently separated ...

Percutaneous screw fixation of the anterior column of the acetabulum has been a challenging task because of its unique anatomy and a risk of intra-articular penetration. Evidence is lacking for any tools to provide visual scrutiny of fracture reduction and intra-articular screw penetration. We report 2 cases of fracture of the ...

We developed the acetabular tridimensional memoryalloy fixation system (ATMFS), which is made of NiTi shape memory alloy, according to the specific mechanical properties of biological memory material, NiTi shape memory alloy and measured distribution of contact area and pressure between the acetabulum and the femoral head of cadaveric pelvis. Seven ...

We reviewed 123 second-generation uncemented total hip replacements performed on 115 patients by a single surgeon between 1993 and 1994. The acetabular component used in all cases was a fully porous-coated threaded hemispheric titanium shell (T-Tap ST) with a calcium ion stearate-free, isostatically compression-moulded polyethylene liner. The titanium femoral component used ...

A simple hip dislocation is one without fracture of the proximal femur or acetabulum. Complex fracture-dislocations involve the acetabulum, femoral head, or femoral neck. The incidence of posttraumatic arthritis is much lower in simple dislocations than in fracture-dislocations. The most common mechanism of injury is a high-energy ...

We report a new technique for operative fixation of posterior wall acetabular fractures that require cortical substitution. This technique uses cervical vertebrae plates that are H-shaped as an alternative to the combination of standard locking or nonlocking pelvic reconstruction plates and cortical substitution plates, ie, spring ...

The complications, management, and outcome of a consecutive series of 61 ilioischial reconstruction rings performed by 1 surgeon over a 15-year period are reported. Structural corticocancellous allografts were used in 48 cases. Twenty-seven cases had no complications, 9 had medical complications, and 5 had complications related to femoral revision. Other complications included 4 sciatic and 2 ...

OBJECTIVES:: To compare treatment of acetabular fractures in elderly patients through a limited approach versus a standard ilioinguinal approach and assess changes in outcome and morbidity. DESIGN:: Retrospective cohort comparison analysis. SETTING:: Tertiary referral center. PATIENTS/PARTICIPANTS:: Between January 1992 and January 2006, 143 patients 55 ...

ABSTRACT: Osteogenesis imperfecta is a genetic disorder characterized by increased susceptibility to fractures and vascular injuries due to connective tissue fragility. In this case report, we present a patient with osteogenesis imperfecta type I who sustained a transverse fracture of the right acetabulum while transferring from bed to chair. The ...

Osteogenesis imperfecta is a genetic disorder characterized by increased susceptibility to fractures and vascular injuries due to connective tissue fragility. In this case report, we present a patient with osteogenesis imperfecta type I who sustained a transverse fracture of the right acetabulum while transferring from bed to chair. The ...

We report a rare case of vesico-acetabular fistula due to an improperly treated pelvic fracture with urinary stone formation in the joint cavity. This complication was related to an unrecognized mechanism of bladder wall entrapment in the acetabular floor defect during weight bearing. This situation led to several mistreatment ...

BACKGROUND: The percutaneous three-dimensional (3D)-fluoroscopic-navigated screw directing to the quadrilateral plate was attempted. MATERIALS AND METHODS: Five patients with acetabular fractures were treated by 3D navigated percutaneous screw. The quadrilateral plate was involved in all the patients. The Arcadis 3D (ARCADIS Orbic 3D(�); Siemens AG ...

Open reduction with internal stabilization is considered to be the standard therapy for the treatment of displaced acetabular fractures. The internal fixation is routinely achieved by the use of plates and screws. The use of cerclage wires and cables as a reduction aid and definitive implant for stabilization has only occasionally been ...

The optimal fixation of the acetabular component in primary total hip arthroplasty remains controversial. Long-term follow-up studies show that significant loosening rates occur with cemented acetabular components and that these problems persist despite attempts to improve cementing technique. Cementless acetabular ...

Treatment of 44 patients with 56 postirradiation fractures of the femoral neck is reported. Of 2612 patients who received pelvic irradiation for carcinoma of the uterine cervix, 40 developed fractures of the femoral neck, an incidence of 1.5%. Sixteen of the 40 patients had bilateral fractures. The average age of the ...

Surgical treatment of a unusual acetabular fracture is described. This fracture was characterized by impaction and breaking down of the posterior articular surface and comminution of lamina quadrilatera lower portion, without cortical fracture of both columns. The fracture was treated ...

We report the case of a 34-year-old female patient who, six week following her acetabular fracture ORIF through an extended iliofemoral approach, presented with anterolateral incomplete dislocation of the femoral head. In the absence of joint incongruence as demonstrated on radiographs and CT images, a capsular tightening was performed via the anterior ...

Fifty-three patients (54 hips) treated with cemented total hip reconstruction with the aid of an acetabular mesh made of Vitallium (Howmedica Inc., Rutherford, New Jersey), a cobalt-chrome molybdenum alloy, to reinforce the medial cement for deficient bone stock in the central acetabular region, were evaluated at an average follow-up period of 6.8 years ...

The ideal acetabular component is characterised by reliable, long-term fixation with physiological loading of bone and a low rate of wear. Trabecular metal is a porous construct of tantalum which promotes bony ingrowth, has a modulus of elasticity similar to that of cancellous bone, and should be an excellent material for fixation. ...

We report a prospective, randomised, blinded clinical comparison of the use of indomethacin or radiation therapy for the prevention of heterotopic ossification (HO) in 75 adults who had open reduction and internal fixation of acetabular fractures through either a Kocher-Langenbeck, a combined ilioinguinal and Kocher-Langenbeck, or an ...

We report a rare case of vesico-acetabular fistula due to an improperly treated pelvic fracture with urinary stone formation in the joint cavity. This complication was related to an unrecognized mechanism of bladder wall entrapment in the acetabular floor defect during weight bearing. This situation led to several mistreatment ...

AbstractThe long-term stability of cemented total hip replacements critically depends on the lasting integrity of the bond between bone and bone cement. Conventionally, the bonding strength of bone�cement is obtained by mechanical tests that tend to produce a large variability between specimens and test methods. In this work, interfacial fracture toughness of synthetic ...

... for fixation of pediatric femur fractures. Waterproof cast liners for spica casts are an option for use ...

In primary and revision total hip arthroplasty (THA), the acetabular component continues to pose greater challenges than the femoral component. Numerous factors lead to polyethylene wear, which subsequently affects primary THA survival. Progressive polyethylene wear is associated with the occurrence of osteolysis, especially overlying the acetabulum, which can lead to ...

OBJECTIVE:: To present clinical, radiographic, and functional outcomes of patients allowed immediate full weightbearing after closed reduction and percutaneous fixation of anterior column component acetabulum fractures. DESIGN:: Retrospective review. SETTING:: Academic Level I trauma center. PATIENTS:: Between September 2001 and December 2008, 28 patients ...

Ring Fixator With Pins and Wires Intramedullary Nail Cast Internal Fixation External Fixation Simple Fracture, Displaced Comminuted Fracture Simple Fracture, Undisplaced Long-Leg Plaster Cast Types of ...

Pelvic compartment syndrome is a rare condition. As in other musculoskeletal localizations, the intra-compartmental pressure raises above a critical level. In the pelvic compartment syndromes, the gluteal compartments are mainly concerned. We report on three patients with bilateral ureteral obstruction, due to compression by a massive retroperitoneal haematoma as a complication of an unstable ...

BackgroundThe results after acetabular fracture are primarily related to the quality of the articular reduction. We evaluated the results of internal fixation of posterior wall fractures with using three-step reconstruction.MethodsThirty-three patients (mean age at the time of injury, 47.9 years; 28 males and 5 ...

BackgroundWe performed a retrospective study to evaluate the results of acetabular circumferential medial wall osteotomy, a procedure designed to provide secure fixation of a cementless hemispherical acetabular cup for the sequelae of septic arthritis of the hip.MethodsWe assessed 38 total hip arthroplasties (THAs) with circumferential ...

PURPOSE: Femoral-neck fracture in the elderly population is a problem that demands the attention of the orthopaedic community as life expectancy continues to increase. There are several different treatment options in use, and this variety in and of itself indicates the absence of an ideal single treatment option. Recent debate has focussed on the probable superiority of total ...

The major failure mode of cemented or noncemented acetabular fixation is osteolysis produced by biologic reaction to polyethylene and metallic debris. A monoblock acetabular noncemented component offers advantages in reducing the failure mechanism of acetabular cups. First, there is no extra-articular back surface ...

The goal of this study was to evaluate the long-term survivorship of primary cementless total hip arthroplasty (THA) using Harris-Galante porous I acetabular and Harris-Galante porous femoral components. From July 1985 to December 1991, we performed primary cementless THA on 76 hips (70 patients). Twenty-nine patients (31 hips) died due to causes unrelated to the THA, and 6 ...

A new uncemented acetabular component, the Cambridge cup, has been designed to mimic the anatomy and physiology of subchondral bone in order to minimise stress shielding and enhance long-term component stability. Cambridge cups were implanted in a cohort of 50 women who presented with displaced sub-capital fracture of the femoral neck. The cups were ...

An internal fixation device may be used to keep fractured bones stabilized and in alignment. The device is inserted surgically to ensure the ...

An external fixation device may be used to keep fractured bones stabilized and in alignment. The device can be adjusted externally to ensure ...

Through analysis of case series from medical record review, this article demonstrates how lag screw fixation may be used to effectively treat obliquely oriented maxillary, zygomatic, and orbital rim fractures. Lag screw fixation of midface fractures has been overshadowed by other readily available plate ...

Traumatic hernia of the abdominal wall is a rare and easily missed injury in the presence of major pelvic and abdominal lesions. We present a radiographically documented case of combined pelvic and acetabular fracture with a major contralateral traumatic hernia with avulsion of the internal oblique, the external oblique and the transverse abdominal muscles ...

Fractures of the acetabulum after low-energy trauma in geriatric patients suffering from osteoporosis are increasing in number and significance due to demographic changes. The results of current therapeutic principles though tend to be poor in this population, while risk and treatment-related morbidity of surgical or conservative approaches are substantial.The treatment of ...

Hybrid hip resurfacing arthroplasty with uncemented acetabular and cemented femoral fixation is increasingly becoming popular as an alternative to total hip arthroplasty. There is concern about femoral neck fractures, and long-term survival has not yet been demonstrated. Thermal necrosis may be an important factor for neck ...

External skeletal fixators were used successfully to treat severely comminuted fractures in 5 wapiti.

Computer programs that produce 3D surface reformations from sets of contiguous axial CT scans were used in evaluating a variety of acetabular fractures in 20 patients. The 3D images were easily correlated with plain radiographs, and new views were produced that provided a unique perspective not obtainable by conventional radiography. The 3D images were ...