Surgical treatment of zygomatic bone fracture using two. The zygoma forms a significant portion of the floor and lateral wall of the orbit and forms a portion of the. Jan 05, 2018 the high incidence of zygomatic complex fracture relate zygoma. The zygomatic arch, or cheek bone, is formed by the zygomatic process of the temporal bone a bone extending forward from the side of the skull, over the opening of the ear and the temporal process of. Apr 12, 2012 because of such heavy forces zygomatic bone gets separated from adjacent bone at or near the suture lines. Efficacy of two point rigid internal fixation in the. Zygomaticoorbitomaxillary complex fractures sciencedirect. The zygoma may be separated from its 4 atriculations. Zygomatic bone forming the lateral wall of the orbit and giving prominence to the cheek is commonly involved in facial injuries, representing either the most common facial fracture or the second in frequency after nasal fractures. View zygomatic fracture ppts online, safely and virusfree. The indian dental academy is the leader in continuing dental education, training dentists in all aspects of dentistry and offering a wide range. The sublabial approach provides access to the zygomatic maxillary buttress and the nasomaxillary buttress. A prospective short clinical study ramesh candamourty 1, vinod narayanan 2, mf baig 2, mr muthusekar 2, manoj kumar jain 3, ramesh m.
Zygomaticomaxillary complex fracture radiology reference. It is situated at the upper and lateral part of the face and forms the prominence of the cheek, part of the lateral wall and floor of the orbit, and parts of. Zygomatic complex fracture tripod fracture iowa head. Treatment of zygomatic complex fractures using two point. The zygomatic arch and complex play a significant role in the structure and function of the face. Case example zygomatic complex fracture tripod fracture. However, isolated bilateral fractures of the arches without other injuries do occur when a force is applied directly from the lateral aspect of the midface. May 15, 2016 fractures of zygomatic complex and orbit. This is a tshaped device that has a handle at one end with a sharp screw portion perpendicular to it. In the human skull, the zygomatic bone cheekbone or malar bone is a paired irregular bone which articulates with the maxilla, the temporal bone, the sphenoid bone and the frontal bone.
Fractures of the cheek bone zygomatic complex fractures. Zygomatic complex fracture treatment at edens dental youtube. Zygomatic complex fractures fracture of the zygomatic complex and arch. Two point fixation in zygomatic complex fractures doi. Jan 02, 2015 lateral orbital wall and zygomatic arch fracture an isolated lateral wall fracture of the orbit is rare, as this is the strongest of the orbital walls. Dara liotta, md, facs board certified facial plastic surgeon facial plastic surgeons have the training and certification to perform rhinoplasties, facelifts, chin and jaw surgeries, eyelid lifts, and other head. Fracture of the lateral orbital rim, zygomatic arch, inferior orbital rim and anterior and posterior maxillary sinus walls are identified. A new classification of zygomatic fracture featuring. This is zygomatic arch fracture reduction using a temporal approach. Strong buttress of lateral midface lying between zygomatic process of frontal bone and maxilla.
Zygomatic complex fractures are one of the frequently occurring maxillofacial injuries owing to its position and facial contour. Isolated zygomatic arch fractures, bilateral zygomatic complex fractures, comminuted fractures of zygomatic complex and blow out or blow in fractures of orbit, were excluded from the. A zmc fracture is also known as a tripod, tetrapod or quadripod fracture, trimalar fracture or malar fracture. Zygomatic complex fracture tripod fracture iowa head and. Management by three point fixation find, read and cite all the research you need. The zygoma forms a significant portion of the floor and lateral wall of the orbit and forms a portion of the zygomatic arch, otherwise known as the malar eminence, which plays a key role in the determination of facial morphology. Evaluation of zygomatic complex fractures based on three. The zygomaticomaxillary complex fracture, also known as a quadripod fracture, quadramalar fracture, and formerly referred to as a tripod fracture or trimalar fracture, has four components. It is always challenging for maxillofacial surgeons who are specialized in treating this part of the human body to achieve the lost functions and regain proper facial contour. Management of zygomatic complex fractures linkedin slideshare. They are the second most common facial bone fracture after nasal bone fractures pathology. Evaluation of treatment of zygomatic bone and zygomatic arch. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience.
Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Additionally, the fracture components may result in impingement of the temporalis muscle, trismus difficulty with mastication and may compromise the infraorbital foramen nerve. The aim of this research was to analyze the surgical approaches and methods of rigid fixation used to treat zygomatic complex zc fractures over a 10year period. In order for a fracture to occur in the zygomatic bone, kinetic force is required. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. These fractures occur most commonly as the result of assaults or motor vehicle collisions. Ppt midface fractures powerpoint presentation free to. Assaults, road traffic accidents and falls are the common causes leading to fracture of the zygomatic bone. Comparing the symptomatic side with the asymptomatic side can help reveal an abnormal contour of the zygomatic arch. Fractures of the cheek bone zygomatic complex this leaflet has been designed to improve your understanding of your forthcoming treatment and contains answers to many of the common.
Zygoma and orbital fractures make up an estimated 15% and 10%, respectively, of all facial fractures. Zygomatic complex fractureszygomatic complex fractures second most common fracture of the facial bones behind nasal bone fractures. Zygomatic complex fractures are one of the frequently occurring maxillofacial injuries owing to its position and. Management of tripod fractures zygomaticomaxillary complex. Generally, an ebook can be downloaded in five minutes or less. The severity of the injury is directly proportional to force of the impact. A zygomatic complex fracture treated with titanium miniplates and screws incisions are usually cosmetically hidden within the hairline, eyebrow, lower lid creases, the conjunctiva and intraorally. Consideration 1 indications second most common mid face fracture nasal fracture is first, usually from lateral blunt force like a blow from a fist.
Zygomatic fractures are common facial injuries, representing the most common facial fracture 214 or the second in frequency after nasal fractures. Management of zygomatic fractures pocket dentistry. Dara liotta, md, facs board certified facial plastic surgeon facial plastic surgeons have the training and certification to perform rhinoplasties, facelifts, chin and jaw surgeries, eyelid lifts, and other head and neck procedures. Mechanism of zygomatic injury direct blow malar eminence violent face blows contra lateral mid causes a fracture dislocation of the zygoma by reciprocal transfer of forces from the opposite side of the facial skeleton. For many years, 2point fixation at the frontozygomatic suture and the infraorbital rim using interosseus wiring was the mainstay for treating zygoma fractures. Traumatic findings demonstrate a left zygomaticomaxillary complex fracture or tripod configuration fracture from direct blow to the malar eminence. Treatment modalities in zygomatic complex fractures. This approach also provides access for inspection of the inferior orbital rim, although reducing a rim fracture via the sublabial approach is extremely difficult. Although studies differ regarding the incidence of these fractures, our experience in the adult population has. The zygomatic complex also helps in transmitting the occlusal forces to the skull base. In one case of occupational injury, a jockey was kicked by a horse resulting in zygomaticomaxillary. All zygomatic complex fractures involve the orbit, making visual complications a frequent occurrence. Zygoma bone is the strong buttress of lateral midface lying between zygomatic process of frontal bone and maxilla. The code is valid for the year 2020 for the submission of hipaa.
Fractures of the zygomatic complex are among the most frequent in maxillofacial trauma. The stability of the reduction determines the type and number of fixation sites. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Although studies differ regarding the incidence of these fractures, our experience in the adult population has demonstrated that. A more complex fracture can cause the bone to separate into two or more pieces, and the damage can inch dangerously close to the orbit of the eye. The cause for zygomatic bone fracture is usually a direct blow to the malar eminence of the cheek during assault. Management by three point fixation find, read and cite all the research you need on researchgate. Fracture of the lateral orbital rim, zygomatic arch. Fractures of zygomatic complex and orbit maxfac tutorial. The fracture complex results from a direct blow to the malar eminence and results in three distinct fracture components that disrupt the anchoring of the zygoma. Therefore for cosmetic and functional reasons it is imperative to diagnoseand treat zygomatic fractures adequately. Management of zygomatic complex fractures slideshare.
Zygomatic fractures american academy of ophthalmology. Jun 07, 20 zygoma plays an imp role in facial contour. Fracture of zygomatic process of temporal bone icd10cm alphabetical index references for s02. A fracture will likely require that the bones be surgically repositioned and stabilized, and may also include cosmetic surgery. Fractures of this complex are one of the more common types of maxillofacial injuries to treat. Trauma xray axial skeleton gallery 1 face zygomatic. Evaluation of treatment of zygomatic bone and zygomatic. Fractures of the zygomatic complex and arch pocket. Management of tripod fractures zygomaticomaxillary. The fracture line then continues to the zygomatic sphenoid suture area and on to the frontozygomatic suture line. Moreover the importance of zygomatic complex in facial skeleton lies inprotecting globe of eye and absorbing and redistributing masticatory andexternal load. Jul 10, 2019 fracture lines usually run through the infraorbital rim, involve the posterolateral orbit, and extend to the inferior orbital fissure. Nov 21, 2009 to evaluate the efficacy of two point rigid internal fixation in the immobilization of zygomatic complex fractures.
Any patient who did not undergo a preoperative ct scan with 0. Zygomaticomaxillary complex fracture radiology case. Zygoma bone is the strong buttress of lateral midface lying between zygomatic process of frontal. Patients with only zygomatic arch fracture or multiple complex fractures were also excluded.
After a blow to the face, a fall, or a car accident, you may have a tough time determining the extent of your injuries. Zygomaticomaxillary complex fracture tripod fracture return to. Dec 28, 2011 for groupa, the total percentage of patients with zygomatic bone fracture was 57. Patients treated for isolated zygomatic fractures at the keio univeristy hospital between 2004 and 2011 were recruited for this study. Comparative evaluation of single point fixation at. The zygomatic bone occupies a prominent and important position in the facial skeleton. The zygomatic arch, or cheek bone, is formed by the zygomatic process of the temporal bone a bone extending forward from the side of the skull, over the opening of the ear and the temporal process of the zygomatic bone the side of the cheekbone, the two being united by an oblique suture zygomaticotemporal suture. In one case of occupational injury, a jockey was kicked by a horse resulting in zygomaticomaxillary complex fracture and rest of the three occupational injuries were due to recoil of bore well pipes while securing a.
Suneel kumar punjabi and others published isolated zygomatic bone fracture. For the group b, with zygomatic arch fracture, the subdivisions were. Apr 04, 2017 this is a treatment of zygomatic complex fracture treatment at edens dental and maxillofacial hospital,parvathipuram,nagercoil by prof. The most direct approach in reducing a zygomatic fracture is to insert a carrollgirard screw.
Lateral wall fractures are therefore more commonly seen following significant maxillofacial trauma involving the malar complex too. Though the incidence varies, isolated zygomatic arch fractures constitute fewer than 10% of zygomatic injuries. Rowe has suggested that the displacement of the zygomatic bone can be best understood by reference to rotation about different axes. It may be separated from its four articulations, resulting in a zygomaticomaxillary complex, zygomatic complex or orbito zygomatic fracture.
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