A reverse bennett fracturedislocation is a fracturedislocation of the base of the 5 th metacarpal bone. Reverse bennett fracturedislocation radiology reference. Bone fracture in a male b6c3f1n mouse from a chronic study. The rolando fracture is less common than the bennetts fracture, and is.
Goyal t conducted the study and compiled the report. The rolando fracture is a comminuted intraarticular fracture through the base of the first metacarpal bone the first bone forming the thumb. Pdf fractures and dislocation of the base of the thumb metacarpal. Bennett fracture dislocation is an intraarticular fracture of the base of the first metacarpal.
If the broken bone punctures the skin, it is called an open or compound fracture. Forces that impact the bent thumb cause this injury. Bennett fracture definition of bennett fracture by the. Pdf bennett fracture and fracture of trapeziometacarpal joint of. Musculoskeletal s tructures and f unction the s keletal s tructures modern orthopaedics is concerned with the diagnosis and management of disorders of the musculoskeletal system, that is the skeleton and. It is the most common base of metacarpal fracture 3. Bennetts fracture 1, 2 a bennetts fracture is an intraarticular fracture of the base of the first metacarpal with resultant dislocation of the first carpometacarpal joint. His friends told the ski patrol that while they were boarding on a difficult run he lost control and collided with a tree. This is a fracture consisting of 3 distinct fragments. Arthroscopic assisted percutaneous screw fixation of bennetts fracture. A bennetts fracture occurs when the metacarpal bone in the thumb breaks and dislocates at the base of the thumb. Bennett described the fracturedislocation of the thumb metacarpal that bears his name in 1882 and again in 1886 fig. Added car crashes as a common cause of bennetts fractures.
Vitamin d and calcium for the prevention of fracture. The bennetts fracture is caused by a falling or any types of trauma affecting the patients hand and specifically the thumb joint. Media in category bennetts fracture the following 8 files are in this category, out of 8 total. Laterally, the acromioclavicular ac joint is surrounded by a relatively weak fibrous capsule, making it more vulnerable to injury. Malunited bennett fracture with pain and disability is an indication for intraarticular osteotomy. Pdf on jan 1, 2018, laurent obert and others published bennett fracture and. The fracture is unstable and concern exists as to whether inadequate reduction.
Pdf arthroscopic assisted percutaneous screw fixation of. Type i bennetts fracture fracturedislocation of the base of the metacarpal intraarticular base fragment is aligned with trapezium, but distal portion is subluxed by abductor pollicis longus. It is pathologically and radiographically analogous to the bennett fracture of the thumb. Bennett fractures usually result from falling on an extended or abducted thumb or an impact onto a clenched fist. Bennetts fracture fracture of the base of the thumb. Bennett fracturesubluxation is the most common fracture of the thumb. What links here related changes upload file special pages permanent. Fractures and dislocations university of cincinnati. Learning radiology four fractures of the wrist, rolando. Fracture classification intraarticular i bennett fx ii rolando fx extraarticular iiia transverse iiib oblique iv childrens physeal 3. In his section of a vertebra, a focal cortical bone fracture arrowhead is associated with mild. Our results suggest that neglected bennett fractures can be. Treatment of a bennett fracture using tension band wiring. Live hydraulic fracture monitoring and diversion a propagating hydraulic fracture generates acoustic noise.
Bennett fracture synonyms, bennett fracture pronunciation, bennett fracture translation, english dictionary definition of bennett fracture. Because of the obliquity of the fracture line, the obliquity of the metacarpal hamate joint, and the pull of the extensor carpi ulnaris, this fracturedislocation tends to be unstable and to displace, much in the same fashion as the first metacarpal in a bennett. Thumb spica cast or splint is a specially designed cast or splint for treatment of bennetts fracture. Bennett fracture is a fracture of the base of the first metacarpal bone which extends into the. Neglected bennett s fracture dislocation in manual. Bennett described the anatomic details of the fracture and suggested that early diagnosis and treatment are imperative to prevent loss of function of this highly mobile joint. Injuries to the shoulder rarely involve the sc joint. Fracture by dan pyne revisions by tom pabst glenn gers e.
Bennett fracture article about bennett fracture by the. The fracture is often accompanied by swelling and bruising around the thumb and wrist. The fracturedislocation at the base of the fifth metacarpal is analogous to bennetts fracture of the thumb fig. Brittle fracture in a mild steel mse 300 university of tennessee, dept. Pdf acute traumatic lesions of the base of the first metacarpal are frequent and their consequences can affect the opposition of. This is a pdf file of an unedited manuscript that has been. Finally, there are attempts at the present time to determine. Bennetts fracture associated with fracture of trapezium a rare. The patient presents with pain and loss of function. When this injury occurs, the abductor pollicis longus pulls the thumb metacarpal proximally, dislocating it and causing an adducted posture of the thumb and consequent narrowing of the thumbweb space. The width of this mentioned angle affects the localization of the fracture. Bennett fracture definition of bennett fracture by. In 1882, edward hallaran bennett, md, described the fracture of the base of the first metacarpal that bears his name.
A bennetts fracture is an intraarticular fracture of the base of the first metacarpal arrow. Medially, the sc joint represents the sole articulation between the upper limb and axial skeleton. Fracture may require at least six to ten weeks for complete healing, which includes period of immobilization for about six weeks followed by protective splinting for another six weeks. Kjferpetersen from the university department of orthopaedic surgery, aarhus county hospital, denmark the relationship between methods of treatment, quality of reduction and the occurrence of late disability and osteoarthritic changes was studied in 17 rolandos fractures. It is defined as an intraarticular twopart fracture of the base of the first metacarpal bone. Clinical example of indirect pinning in bennetts fracture, according to adi, our preferred technique.
The form and severity of this fracture depends on the position of the hand at the moment of hitting the ground. Neglected bennetts fracture dislocation in manual laborers by. The full text of this article is available in pdf format. Bennett fracture is a fracture of the base of the first metacarpal bone which extends into the carpometacarpal cmc joint. Fracturesbroken bones data fractures, broken bonesyou can call it what you wish, it means the same thingare among the most common orthopedic problems, about 6. Overuse can cause stress fractures, which are very small cracks in the bone. Clay matthews broken thumb diagnosed as a bennetts fracture. A bennett fracture is a common injury that involves an intraarticular fracture at the base of the first metacarpal. Therapeutic exercises prescribe for nondisplaced bennett fracture duration. The rolando fracture is a comminuted intraarticular fracture through the base of the first. It is quite unstable due to unopposed extensor carpi ulnaris pull on the fracture fragment, which causes migration and subluxation of the fragment. This intraarticular fracture is the most common type of fracture of the thumb, and is nearly always accompanied by some degree of subluxation or frank dislocation of the carpometacarpal joint. Pdf 18 patients with bennetts fracture were evaluated after a mean followup period. Clay matthews broken thumb diagnosed as a bennetts fracture injury can result in serious longterm issues for packers star packers linebacker clay matthews credit.
Find, read and cite all the research you need on researchgate. I suffered one to my right thumb when i crashed into a concrete utility pole base in 1989. Percutaneous pinning usually is successful for metacarpal neck fractures and comminuted head. Bennett fracture is an intraarticular fracture of the base of the first metacarpal with resultant dislocation of the first carpometacarpal joint. Four fractures of the wrist rolando, bennett, barton, colles. The sharp pain often radiates up into the forearm and across into the wrist and hand. Luxation carpometacarpienne du pouce associee a une fracture du. Bennetts fracture definition of bennetts fracture by. My orthopedic surgeon was the person who identified it as a bennetts fracture, and attested to the common nature of the injury.
Pdf several techniques are used for fixation of bennetts fractures. Location on bone describe the location shaft, metaphysis, epiphysis. Tibfib fracture jones fracture bennetts fracture straddle fracture. Bennett fracture an intraarticular fracturedislocation of the ulnar aspect of thumb1st metacarpal that extends into the carpometacarpal joint, in which a small fragment of the metacarpal bone stays articulated with the trapezium.
The average citizen in a developed country can expect to sustain two fractures over the course of their lifetime. Manuel technique for a nondisplaced bennett fracture. Fractures commonly happen because of car accidents, falls, or sports injuries. Bennett described the fracture dislocation of the thumb metacarpal that bears his name in 1882 and again in 1886 fig. Other causes are low bone density and osteoporosis, which cause weakening of the bones.
Sensitive receivers in a network array detect these microseismic events and thereby locate a part of the fracture. Immediate first aid consists of splinting the bone. As a service to our customers we are providing this early version of the manuscript. This is a pdf file of an unedited manuscript that has been accepted for publication. Pdf fracture of the base of the first metacarpal bone. A bennett fracture is a fracture of the base of the thumb resulting from forced abduction of the first metacarpal. This fracture typically results in a dorsally and radially displaced metacarpal shaft. A simple fracture is one in which there is no contact of the broken bone with the outer air, i. Despite a relatively simple appearance on radiographs, bennett fractures are considered unstable in evaluating and treating these fractures positioning the patient with thumb.
902 423 956 16 554 272 792 1153 247 1636 1262 1435 964 982 1204 1241 948 959 792 686 13 181 589 512 1388 592 385 893 1151 801 188 951 1595 931 566 191 1218 1406 1149 584 1138 631 1322 1324 458