This corresponds to the lateral wall of the nasal cavity. Although uncommon, direct spread of dental infections into the maxillary sinus is possible due to the close relationship of the maxillary posterior teeth to the maxillary sinus. These triangular cavities are located in the body of each maxilla. Kao and a team of experts begin by discussing anatomy, radiographic image applications and limitations, and then provide stepbystep clinical procedures for the lateral window technique, including piezosurgery, and the transalveolar methods, including balloon and controlled hydostatic sinus elevation. The external nose is that portion of the nose that emerges from the face, and it is formed by an osteocartilaginous skeleton based on the frontal processes. The present study analyzed maxillary sinus volume, location of the semilunar hiatus, and antral septa by examining maxillary sinuses. Adult maxillary sinuses are pyramidshaped, airfilled cavities that are bordered by the nasal cavity. The maxillary sinus ms, one of the paranasal sinuses first identified by ancient egyptians, has been well studied, especially its structure. Oral and maxillofacial surgery clinics of north america. There is much debate about the actual function of the maxillary sinus. Asa nerve applied aspect vulnerable to trauma erosion of this wall by tumor.
The maxillary sinus is the largest of the four bilateral air. Galen during this period documented the presence of porosities around skull bones. The maxillary sinus ms, one of the paranasal sinuses first identified by ancient egyptians, has been well studied, especially its structure, vascular anatomy, and relationship with the teeth. The maxillary sinuses are the only sizable sinuses present at birth. Anatomy and physiology of the maxillary sinus clinical. Maxillary sinusitis of odontogenic origin springerlink. Maxillary sinusitis is inflammation of the maxillary sinuses. If a periapical dental infection or dentaloral surgery procedure violates the schneiderian membrane integrity, infection will likely spread. A middle meatal antrostomy is made, and this respects the anatomy, physiology and pathophysiology of the sinus, with minimal trauma to the area. B the trapdoor is infractured and the schneiderian membrane is carefully dissected and elevated from the maxillary sinus floor to create a compartment for.
Surgical anatomy of maxillary sinus note on 2 slideshare. A from the corner of the anterior lower boundary in the lateral window of mss to. Surgical anatomy of maxillary sinus note on oroantral. The two maxillary sinuses are located below the cheeks, above the teeth and on the sides of the nose. The maxillary sinus is the largest of the paranasal sinuses. In developing any treatment plan for the maxilla that.
Oral and maxillofacial surgery clinics of north america, 11, 1. It is the largest bilateral air sinus located in the body of the maxilla and opens in the middle nasal meatus of the nasal cavity with single or multiple openings. Hospital of stomatology, fujian medical university,fuzhou 350002,china. Maxillary sinus antrum of higmore the maxillary sinus is a pneumatic space. Maxillary sinus boundaries medial wall this is the base of the pyramidal shaped maxillary sinus. The maxillary, ethmoid, and sphenoid sinuses as well as the nasal cavity and certain structures in the skull base will be optimally imaged in these views. Maxillary sinus volume was quantified in 65 cadavers sinuses by water application through the semilunar hiatus and meas uring the used amount. After an abstract of embryology, surgical anatomy, and imaging. Radiological evaluation of maxillary sinus anatomy. Previously, maxillary sinus floor augmentation msfa was. The impact of anatomical variations of the pneumatized superior turbinate on the endoscopic sinus surgery is investigated. Applied anatomy of the maxillary sinus of the beagle dog.
Maxillary sinus elevation, followed by placement of a wide variety of grafting materials, has been the generally accepted surgical protocol for the development of bone in the sinus cavity. Maxillary sinus is still known as antrum of highmore in honour of his description 3. Periapical infections of tooth which are in close relation with maxillary sinus might cause oroantral fistula, after tooth extraction. Literature on the anatomy of paranasal sinuses dates back to ad. The v2 is a purely sensory nerve supplying the maxillary teeth and gingiva, the adjoining part of the cheek, hard and soft palate mucosa, pharynx, nose, dura mater, skin of temple, face, lower eyelid and conjunctiva, upper lip, labial glands, oral mucosa, mucosa of the maxillary sinus, as well as the mobile part of the nasal septum. Anatomy and physiology of the maxillary sinus clinical maxillary. Maxillary sinus is most commonly infected of all the sinuses because. Anatomy of the maxillary sinus the maxillary sinus is a pyramidshaped cavity with its base adjacent to the nasal wall and apex pointing to the zygoma fig. Clinical maxillary sinus elevation surgery wiley online.
You dongdong 1 dai linlin 2 chen yonghui 3 lin zhaonan 1 fu xiaoming 4 wu dong 1 huang wenxiu 1. The maxillary sinuses are the largest of the all the paranasal sinuses. Applied anatomy of maxillary nerve presented by anirban mallikb. This wall has its convexity towards the maxillary sinus. Important exam questions on anatomy of head and neck enumerate, draw labelled diagrams, short notes, long questions and applied anatomy questions.
The maxillary sinus is a pyramid shaped pneumatic space with its base adjacent to the nasal wall and apex pointing to the zygoma. Superior meatus receives openings of posterior ethmoid sinuses. Applied anatomy nasal fractures deviation of the nasal septum rhinitis epistaxis sinusitis. The present study showed that at least one septum occurs in 25% of all maxillary sinuses. Emphasis was placed on literature from the last 5 years. Over the years, various techniques have been proposed for maxillary sinus elevation, which differ in surgical approach, bone graft materials, and advanced technology application for hard tissue and soft. The nose is part of the upper portion of the upper respiratory tract and is divided into the external nose and the nasal cavity, from which the paranasal sinuses originate and extend. The maxillary sinus, the largest of the paranasal sinuses, is contained within.
Maxillary sinus floor augmentation applying the lateral window technique with a grafting material. They have thin walls which are often penetrated by the long roots of the posterior maxillary teeth. Anatomy of the paranasal sinuses southern states rhinology. If the maxillary posterior teeth are lost, the maxillary sinus may expand even more, thinning the bony floor of the alveolar process so that only a thin shell of bone is present. The base is formed by the lateral wall of the nasal cavity and the apex projects into the zygoma. Bilateral maxillary sinus images left and right were acquired for 30 patients 15 females and 15 males and different parameters width, length, height, area, perimeter and volume were measured and evaluated. Anatomy and clinical significance of the maxillary nerve. Primates, similar to human beings, are recently used as animal models in research. A crosssectional study of 300 patients running title. A biomechanical adaptation of the maxillary sinus directs forces away from the orbit and cranial cavity when a blow is delivered to the midface. The advantage of the caldwellluc approach in this setting is that it allows a more direct approach to the natural ostium of the maxillary sinus for balloon placement using endoscopic instrumentation and causes less disruption of the ethmoid sinus anatomy. Mar 19, 2020 the maxillary sinuses are the largest of the all the paranasal sinuses.
This sinus can acquire infection from infected nose viral rhinitis, carious upper premolar as well as molar teeth, especially molars, along with infected frontal and anterior ethmoidal sinuses. The maxillary sinus floor in the oral implantology 487 2. Frontal ethmoidal air cells maxillary sphenoidal transillumintion of sinuses. Clinical anatomy of the head chovanec m1,2 1department of otorhinolaryngology, 3rd medical faculty, university hospital kralovske vinohrady 2institute of anatomy, 1st medical faculty, charles university prague. Since the introduction of conebeam computed tomography cbct into clinical practice, sinus floor augmentation sfa has become more popular. The largest of the paranasal sinuses are the maxillary sinuses. Thefirstattemptto treat diseaseof themaxillarysinusbyapproach ingit through its ostium is credited to jourdain,10 a dentist of bor deaux, who practicedhis method for some time on the cadaverbefore usingit on the living. The maxillary sinus is the paranasal sinus that impacts most on the work of the dentist as they will often be required to make a diagnosis in relation to. Odontogenic etiology accounts for 10% to 12% of cases of maxillary sinusitis. The tumor is extremely rare in the sinonasal tract. The symptoms of sinusitis are headache, usually near the involved sinus, and foulsmelling nasal or pharyngeal discharge, possibly with some systemic signs of infection such as fever and weakness. Anatomy of the maxillofacial region in the three planes of section christos angelopoulos, dds, ms. The skin over the involved sinus can be tender, hot. Tumors may also penetrate the floor of the max sinus and present as a lump in the palate or as a swelling in the buccal sulcus.
The maxillary sinus is a key structure of the midface and plays an important role in dentistry. When maxillary sinus surgery is performed endoscopically via a transnasal approach, pronounced septa on the sinus floor can hamper visibility and specimen harvesting krennmair et al. The maxillary sinus or antrum of highmore lies within the body of the maxillary bone and is the largest and first to develop of the paranasal sinuses figure 229. Irrigationwithout puncturethrough theostium of maxillary sinus or throughitsaccessoryostiumwhen such a structure exists. The maxillary sinuses are not only the largest of the air sinuses but also the first to appear, being present in the fourth month of intrauterine life.
Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Jan 12, 2015 the maxillary sinus is one of the four paranasal sinuses, which are sinuses located near the nose. The sinuses are named for the facial bones in which they are located. Microsurgical reconstruction of maxillary defects shahram nazerani. Dona bhattacharya surgical anatomy of maxillary sinus note on oaf contents. The aim of nasal and paranasal sinuses imaging is to provide a surgical road map. Paranasal sinuses are a group of four paired airfilled spaces that surround the nasal cavity. Diagnosis and treatment of diseases and disorders of the maxillary sinus. It functions like a tributary container for pus from. A thickened plaque of ectoderm develops during the 1 1 surgical anatomy of the paranasal sinus m. Text for dental practitioners and students on the anatomy and physiology of the maxillary sinus authors. The anatomy of the maxillary sinus, especially its vascular anatomy, and its relationships with the teeth and alveolar processes have been well documented. The maxillary sinus or antrum of highmore is a paired pyramidshaped paranasal sinus within the maxillary bone which drains via the maxillary ostium into the infundibulum, then through hiatus semilunaris into the middle meatus.
The maxillary sinus is the paranasal sinus that impacts most on the work of the dentist as they will often be required to make a diagnosis in relation to orofacial pain that may be sinogenic in. Text for dental practitioners and students on the anatomy and physiology of the maxillary sinus. Applied anatomy of maxillary sinus in cynomolgus monkeys. In a report 1 of an earlier study of a small group of maxillary sinuses it was pointed out that what is called the maxillary ostium or orifice is usually a canal the present report deals with a study of 102 antrums from cadavers, including the first group, just mentioned, and is concerned with two problems. It explains the blood supply, nerve innervations, function, and physiology of the maxillary sinus. The size of the sinus is insignificant until the eruption of permanent dentition. The superior border of this sinus is the bony orbit, the inferior is the maxillary alveolar bone and corresponding tooth roots, the medial border is made up of the nasal cavity and the lateral and anterior border are limited. We encountered this type in 32% of the cases, the edentulism being 510 years old, without prosthetic treatment figure 4. In this tutorial we are going to learn about our sinuses, their locations and how they help our body maintain good health.
The maxillary sinus and its dental implications dental. Maxillary teeth are in direct relation to the max sinus floor. Carcinosarcoma is a highly malignant tumor characterized by dual malignant histologic differentiation of epithelial and mesenchymal components. Jan 08, 2012 about the maxillary sinus its anatomy, development, es,clinical considerations. Pathologic conditions of the maxillary sinus in the recent literature.
We report a case of a 62yearold man with carcinosarcoma involving the maxillary sinus. Original article applied anatomy of maxillary sinus in. The superior border of this sinus is the bony orbit, the inferior is the maxillary alveolar bone and corresponding tooth roots, the medial border is made up of the nasal cavity and the lateral and. Highmore in 1651 gave an accurate description of maxillary sinus. The caudal maxillary sinus is readily accessed for sinoscopy via the frontal approach if direct access to the maxillary sinus is required, or if the sphenopalatine sinus is the area of primary interest, then the portal should be located on the dorsolateral side of the face, 2 cm rostral and 2 cm ventral to the medial canthus of the eye fig.
In this patient such a proximity of root apices and sinus can be seen on the periapical radiograph fig. Possible theorized roles of the sinus include weight reduction of the skull, phonetic resonance, participation of warming and humidification of inspired air, and olfaction. The complexity of the sinus cavity and the proximity of the floor of the maxillary sinus to the root apices of the posterior teeth are a. In some patients the floor of the sinus lies bw the roots of the adjacent teeth or adjacent roots of the same tooth which causes elevation of the floor of the sinus. Sac 3 bone height of 05 mm, making necessary the sinus lifting healing period graft maturation delayed. Surgical anatomy of the nose, paranasal sinuses, and. Clinical anatomy of the maxillary sinus semantic scholar. Infundibulum is a funnelshaped channel at anterior end of hiatus. The frontonasal process is ectodermally derived, and it develops independently over the forebrain giving rise to the forehead and the nasal olfactory placodes. Maxillary sinus applied anatomy in monkeys 247 int j clin exp med 2017. Anatomy of the maxillofacial region in the three planes of. Over the years, various techniques have been proposed for maxillary sinus elevation, which differ in surgical approach, bone graft materials, and advanced technology application for hard tissue. Each sinus has a superior wall or roof, an inferior wall or floor, and posterior, medial, and anterolateral walls.
The measurement cbct data of maxillary sinus in cynomolgus monkey. The maxillary sinus varies greatly in size, shape and position not only in different individuals but also in different sides of the same individual. Cone beam sinus anatomy naroa lozanocarrascala, oscar salomocollb, sergio alexandre gehrkec, jose luis calvo. A precise cbct evaluation of the course of the maxillary nerve through the socalled canalis sinuosus contributes to increase the safety conditions of surgical procedures on the maxilla. With age, the enlarging maxillary sinus may even begin to surround the roots of the maxillary posterior teeth and extend its margins into the body of the zygomatic bone.
Morphometric analysis of the relationships between the maxillary first molar and maxillary sinus floor. Surgical anatomy of maxillary sinus note on oaf dr. Anatomy of the maxillary sinus the maxillary sinus is a pyramid shaped cavity with its base adjacent to the nasal wall and apex pointing to the zygoma. This shoppernice reference and accompanying dvds, authored by a group of internationally acknowledged specialists, present the most recent treatment decisions for the maxillary sinus, along with an in depth analysis of the effectiveness of varied surgical strategies and how biggest to effectively apply them. Maxillary sinus paired, body of maxilla pyramidal base, apex, roof, floor relations. We noticed a gender related difference of maxillary sinus volume descriptively. Introduction it is the nerve of maxillary process, that differentiates from first pharyngeal arch. The maxillary sinus is the largest of the four paranasal sinuses and, being anatomically adjacent to the dentate region of the maxilla, is commonly a source of problems not simply in terms of. A a trapdoor osteotomy is performed on the lateral wall of the maxillary sinus. Pdf the anatomy of the maxillary sinus, especially its vascular anatomy, and its relationships with the teeth and alveolar processes have been well.
237 664 877 773 583 135 166 780 810 214 633 64 880 496 1448 1450 1501 1435 55 1069 332 1210 551 300 610 374 1422 155 970 925 333 1425 984 1428 707