Відмінності між версіями «Rtrochanteric fractures have been classified»
м |
м |
||
| Рядок 1: | Рядок 1: | ||
| − | + | Care should be taken during nail insertion to avoid fracture. Good proof will not exist for the decision of a short versus lengthy nail for unstable intertrochanteric fractures.89 The objective of hip fracture surgery would be to permit the patient to bear weight as tolerated immediately after surgery.90 Elderly patients usuallyMears and Kates can not limit their weight bearing or stick to mobility restrictions.Rtrochanteric fractures happen to be classified by many systems,85 however they are much more virtually termed stable or unstable (Figure 4). Steady fractures ordinarily have two or 3 parts with intact medial and lateral buttresses and needs to be treated with sliding hip screw fixation. The lateral buttress allows for a firm finish point to the sliding in the screw.86 The sliding hip screw functions by possessing a firmly anchored screw within the femoral head. The screw slides in the barrel on the side plate, enabling for compression of your neck with the femur against the higher trochanter. Over time and with weight bearing, the screw may possibly slide, further compressing the fracture. The essential issue within the achievement of your hip screw is definitely the placement on the screw inside the femoral head. The screw should be as deep as possible and centered together with the head. The significance with the position has been quantified by the tip-apex distance, that is definitely, the distance amongst the tip of your screw and also the apex in the femoral head around the posterior nterior and lateral views. When this distance is 25 mm and the opportunity of achievement and healing is great. In the event the tip-apex distance is >25 mm plus the price of failure is increased.Geriatric Orthopaedic Surgery Rehabilitation 6(2)Figure four. The AO/OTA classification on the extra-capsular proximal femur fractures (intertrochanteric-subtrochanteric area). According to this classification program, the femur is labeled bone three, plus the proximal femur segment is labeled 1. The ``A'' forms are extracapsular fractures. Varieties A1.1 to A2.1 are commonly regarded as to be steady patterns. Types A2.2 to three.3 are often regarded as unstable fractures.Unstable fractures are characterized by comminution, a reverse obliquity fracture line, or extension in to the shaft of the femur. In these circumstances, the lateral buttress is just not intact and can not provide an finish point to sliding, so a sliding hip screw has a larger rate of failure in these fracture patterns.88 The unstable fracture is best treated with an intramedullary nail because it offers the buttress for the proximal fragment.27 A fixed angle device, for example an angled blade plate, may perhaps also be [http://mateonow.com/members/basinclef9/activity/626468/ Inimal activity, as talked about earlier; this] considered. There are 3 significant technical points regarding the insertion of an intramedullary nail. First, the fracture must be lowered ahead of nail insertion and open reduction performed if required. Second, the proximal element from the nail have to be medialized through insertion to stop added iatrogenic fracture. Third, the nail have to be held nonetheless inside the femoral canalduring hip screw insertion in order that the screw does not migrate proximally, a step that is definitely essential in assuring assure a low tipapex distance. A short or maybe a extended intramedullary nail can be utilized. | |
Версія за 19:33, 14 листопада 2017
Care should be taken during nail insertion to avoid fracture. Good proof will not exist for the decision of a short versus lengthy nail for unstable intertrochanteric fractures.89 The objective of hip fracture surgery would be to permit the patient to bear weight as tolerated immediately after surgery.90 Elderly patients usuallyMears and Kates can not limit their weight bearing or stick to mobility restrictions.Rtrochanteric fractures happen to be classified by many systems,85 however they are much more virtually termed stable or unstable (Figure 4). Steady fractures ordinarily have two or 3 parts with intact medial and lateral buttresses and needs to be treated with sliding hip screw fixation. The lateral buttress allows for a firm finish point to the sliding in the screw.86 The sliding hip screw functions by possessing a firmly anchored screw within the femoral head. The screw slides in the barrel on the side plate, enabling for compression of your neck with the femur against the higher trochanter. Over time and with weight bearing, the screw may possibly slide, further compressing the fracture. The essential issue within the achievement of your hip screw is definitely the placement on the screw inside the femoral head. The screw should be as deep as possible and centered together with the head. The significance with the position has been quantified by the tip-apex distance, that is definitely, the distance amongst the tip of your screw and also the apex in the femoral head around the posterior nterior and lateral views. When this distance is 25 mm and the opportunity of achievement and healing is great. In the event the tip-apex distance is >25 mm plus the price of failure is increased.Geriatric Orthopaedic Surgery Rehabilitation 6(2)Figure four. The AO/OTA classification on the extra-capsular proximal femur fractures (intertrochanteric-subtrochanteric area). According to this classification program, the femur is labeled bone three, plus the proximal femur segment is labeled 1. The ``A forms are extracapsular fractures. Varieties A1.1 to A2.1 are commonly regarded as to be steady patterns. Types A2.2 to three.3 are often regarded as unstable fractures.Unstable fractures are characterized by comminution, a reverse obliquity fracture line, or extension in to the shaft of the femur. In these circumstances, the lateral buttress is just not intact and can not provide an finish point to sliding, so a sliding hip screw has a larger rate of failure in these fracture patterns.88 The unstable fracture is best treated with an intramedullary nail because it offers the buttress for the proximal fragment.27 A fixed angle device, for example an angled blade plate, may perhaps also be Inimal activity, as talked about earlier; this considered. There are 3 significant technical points regarding the insertion of an intramedullary nail. First, the fracture must be lowered ahead of nail insertion and open reduction performed if required. Second, the proximal element from the nail have to be medialized through insertion to stop added iatrogenic fracture. Third, the nail have to be held nonetheless inside the femoral canalduring hip screw insertion in order that the screw does not migrate proximally, a step that is definitely essential in assuring assure a low tipapex distance. A short or maybe a extended intramedullary nail can be utilized.
