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Results 251 - 300 of 1096
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Moffatt Christine - - 2008
Compression therapy is the cornerstone of treatment for patients with venous leg ulcers (VLUs). Although it is generally accepted that the therapeutic outcomes are directly related to the quality of compression therapy, delivering precise and sustained compression therapy is an ongoing challenge for health care professionals. Several factors influence quality ...
Lioupis Christos - - 2009
Negative pressure therapy has been recently used for managing lymphatic or infective groin complications. The aim of this study was to investigate any possible association between application of negative pressure therapy in the groin area and deep-vein thrombosis. Acute surgical wounds were created at the inguinal areas in 7 pigs. ...
Burugapalli Krishna - - 2008
BACKGROUND: Staple line leakage and bleeding are the most common problems associated with the use of surgical staplers for gastrointestinal resection and anastomotic procedures. These complications can be reduced by reinforcing the staple lines with buttressing materials. The current study reports the potential use of cholecyst-derived extracellular matrix (CEM) in ...
Liguori Paul A - - 2008
The optimal wound therapy for healing infected wounds post surgery or surgical debridement has not been established. Negative pressure wound therapy and acoustic pressure wound therapy are advanced wound-healing modalities that apply forms of mechanical pressure to wound tissue in an effort to promote healing by stimulating cellular proliferation. Using ...
Petzina Rainer - - 2008
OBJECTIVE: Topical negative pressure therapy has excellent healing effects in poststernotomy mediastinitis. Topical negative pressure therapy reduces bacterial counts, increases wound edge microvascular blood flow and granulation tissue formation, and facilitates healing. No study has yet been performed to examine the effect of topical negative pressure on the blood and ...
Ichioka Shigeru - - 2008
Although previous studies have proved that subatmospheric pressure in vacuum assisted closure therapy increased blood flow at the wound edge, no reports have presented data on blood flow in the wound bed. This study examined a technique that visualized microcirculation of the wound bed and estimated the acute effect of ...
Van Gorp Cornel C - - 2009
Inserting the femoral intramedullary alignment rod during total knee arthroplasty (TKA) can generate high intramedullary pressure, which increases the risk of intraoperative complications caused by fat embolism. Despite modifications to the surgical procedure, the best method to prevent this increase in pressure remains unknown. The reamer/irrigator/aspirator is a surgical instrument ...
Naim Soulat - - 2008
Digital tourniquets have been condemned because of the reported occurrence of neurovascular complications. This study compares the pressures and pain perception between three different tourniquets, namely the rubber glove finger stall, Foley's urinary catheter and the commercial band tourniquet. The subjects involved were 20 volunteers with 80 fingers studied in ...
Baharestani Mona Mylene - - 2008
Prompt diagnosis and treatment of necrotizing fascitis reduces the morbidity and mortality rates of this devastating disease. To examine the clinical outcomes of using negative pressure wound therapy in the adjunctive management of wounds secondary to necrotizing fascitis, a retrospective review of medical records was conducted. Participants included 11 consecutive ...
Prasertsung Isarawut - - 2008
In this work, a new method for producing acellular dermis (ADM), a natural scaffold used for dermal replacement, from porcine skin was developed. Fresh porcine skin from local slaughterhouse was dehaired by sodium sulphide following by epidermis removal using glycerol. After fat removal by chloroform/methanol (2/1 v/v) solvent, cellular components ...
Saikia K C - - 2008
Compartment syndrome is a potentially devastating condition. Increased intracompartmental pressure has been incriminated as the primary pathogenic factor in compartment syndrome. The purpose of this prospective study was to monitor the anterior compartmental pressure and differential pressure to minimize the incidence of acute compartment syndrome. Seventy-five consecutive cases of closed ...
Parish Lawrence Charles - - 2008
This prospective, non comparative study evaluated the safety and effectiveness of an adhesive gelling foam dressing in pressure ulcer management. Twenty-three subjects with exuding pressure ulcers were recruited from seven centres in the USA and Canada. Study treatment included an adhesive gelling foam dressing, optional tape/roll bandaging and mandatory pressure-reducing/relieving ...
Maville Janice A - - 2008
The objective of this pilot study was to investigate the effect of Healing Touch on state/trait anxiety and physiological measures of heart rate, blood pressure, muscle tension, skin conductance, and skin temperature in healthy adults. The study used a single group, repeated measures design with a nonprobability convenience sample of ...
Ghosh S - - 2008
A study has been conducted on the commercially available compression bandages as regards their performance with time. Pressure mapping of these bandages has been done using a fabricated pressure-measuring device on a mannequin leg to see the effect on pressure due to creep, fabric friction and angle of bandaging. The ...
Mosti Giovanni - - 2008
BACKGROUND: The physical characteristics of bandage kits, in which different materials are combined, cannot be predicted by laboratory tests. They can only be assessed in vivo by measuring the interface pressure and calculation of stiffness. OBJECTIVE: The objective was to investigate pressure and stiffness of some widely used multicomponent, multilayer ...
Partsch Hugo - - 2008
BACKGROUND: Compression bandages appear to be simple medical devices. However, there is a lack of agreement over their classification and confusion over the use of important terms such as elastic, inelastic, and stiffness. OBJECTIVES: The objectives were to propose terms to describe both simple and complex compression bandage systems and ...
Verhoeven N - - 2008
The real extent of damage in high-pressure injection injuries (grease gun injuries, paint gun injuries, pressure gun in juries) is hidden behind a small and frequently painless punctiform skin lesion on the finger or the hand. These kinds of injuries require prompt surgical intervention with surgical debridement of all ischemic ...
Bahar Irit - - 2008
PURPOSE: To evaluate the stability of different wound configurations for full-thickness penetrating keratoplasty (PK) by using the femtosecond laser in a laboratory model. METHODS: Twenty-two human corneoscleral rims were mounted on an artificial anterior chamber and underwent full-thickness keratoplasty with the femtosecond laser to create different wound configurations. Five samples ...
Yamada Tetsuya - - 2008
We studied whether the measurement of skin perfusion pressure (SPP) is useful for evaluating ischemic limbs and predicting wound healing. Two hundred eleven patients (age range, 45 to 90 years; mean age, 69.6 +/- 9.2 years; 170 men and 41 women), 403 limbs with arteriosclerosis obliterans, were included in this ...
Niocaill Ruairi F Mac - - 2008
The main mode of failure of the acetabular component in total hip arthroplasty is aseptic loosening. Successive generations of cementation techniques have evolved to alleviate this problem. This paper evaluates one such method, Negative Pressure Intrusion Cementation. Two groups of machined bovine cancellous bone samples were created; experimental (n = ...
Benigni J P - - 2008
AIM: A bandage is characterized by its components and by its properties evaluated in vitro: stretch theoretical pressures calculated with a dynamometer. A bandage is also characterized by properties evaluated in vivo: interface pressures at rest and during contraction. The aims of this study were to evaluate interface pressures and ...
Weisskopf Markus - - 2008
STUDY DESIGN: Intravertebral pressure (IP) measurements were conducted on human cadaveric lumbar spines in a biomechanical study. OBJECTIVE: To assess the pressure that is generated in the center of the vertebral body during the cement fill in vertebroplasty (VP) and balloon kyphoplasty (BKP). SUMMARY OF BACKGROUND DATA: High IP during ...
Uygur Fatih - - 2008
Indications for vacuum-assisted closure (VAC) therapy described generally include acute, chronic, traumatic wounds and ulcers. Recent studies related to investigating new applications of VAC therapy have begun to be reported at literature in many aspects. We used this technique in a novel area. A 21-year-old man presented who suffered venous ...
Piromchai Patorn - - 2008
BACKGROUND: An acute complication of thyroidectomy is fatal hematoma, which can produce an upper airway obstruction needing immediate intubation or tracheostomy. After neck surgery, we usually apply a pressure dressing with a non-woven, adhesive fabric to reduce bleeding and fluid collection at the operative bed. We conducted a prospective, randomized, ...
Jeng James C - - 2008
Improved markers of resuscitation are needed in patients with severe burn injuries. In previous animal and human work, we showed 1) wound hypoperfusion plays a role in burn depth progression, 2) that there are periods of repetitive ischemia and reperfusion which correlate closely to wound hypoperfusion, and 3) that wound ...
Ohura Takehiko - - 2008
The purpose of this study was to measure the impact of external shear force and pressure on a superficial layer of skin and subcutaneous layer with an underlying bony prominence, and also to verify how the influence of these external forces can be reduced after dressings are applied. For this ...
Stewart David - - 2007
The purpose of this study was to determine whether the characteristics of compression anastomoses created by a new device are comparable to existing stapler technology. A total of 18 pigs were studied, and each served as its own control using a 27-mm compression device and a 29-mm stapler. Anastomoses were ...
Bahar Irit - - 2007
PURPOSE: To evaluate the advantages of fibrin glue for opposing wound edges in Top Hat penetrating keratoplasty (PKP). METHODS: Twenty human corneoscleral rims were mounted on an artificial anterior chamber. Eight corneas underwent traditional PKP, 6 underwent Top Hat PKP, and 6 underwent Top Hat PKP by using fibrin glue ...
Apostolou Constantinos D - - 2007
An experimental model was used to assess the mechanical stability of a cemented hip prosthesis, comparing the result from applied pressurization versus its absence during the curing process. Twelve pairs of cadaveric femora underwent simulated total hip replacement. The right femurs were pressurized for 10 minutes in the upper surface ...
Kanakaris N K - - 2007
A large number of aids have been conceived and introduced into clinical practice (nutritional supplements, local dressings, technical innovations) aimed at facilitating and optimising wound healing in both acute and chronic wound settings. Among these advances, negative pressure wound therapy (NPWT) has been introduced during the last 30 years, and ...
McNulty Amy K - - 2007
Vacuum Assisted Closure brand Negative Pressure Wound Therapy (V.A.C. NPWT) has been shown to be an effective therapeutic option for the treatment of recalcitrant wounds; however, the mechanism of action at the cellular level remains to be elucidated. Here, we examined the effects of negative pressure wound therapy, manifolded with ...
Vick Laura R - - 2007
PURPOSE: Surgical simulation modules for "open" surgery are limited and not well studied or validated. Available simulation modules use either synthetic material, which is convenient but may not mimic what is observed or felt in the operating room, or live animal laboratories, which can simulate human tissue but are costly ...
Nordentoft Tyge - - 2007
Sealing of anastomoses has previously been tested with several methods, including sealing with liquid fibrin glue. Sealing with a collagen patch coated with fibrin glue components has never been systematically examined. The aim of the present study was to determine the safety of sealing gastrointestinal anastomoses with a collagen patch ...
Araki Masato - - 2007
OBJECTIVE: Air leakage is a frequent complication during lung surgery. A new hydrogel glue was created by mixing aldehyded dextran and epsilon-poly(l-lysine), and its feasibility as a surgical sealant was evaluated in comparison with that of conventional fibrin glue. METHODS: Bursting pressure after application of each glue to 30 x ...
White Richard - - 2007
We present a new technique for connecting open wounds to a negative-pressure device. In this technique, a flexible, small-diameter intravenous tube is used to bridge the gap between open wounds on the same extremity. After these connections are made, the first layer of plastic is placed, and only 1 fenestrated ...
Shokoohi Hamid - - 2008
A 54-year-old man with an inferior vena cava filter in situ presented to the emergency department (ED) by emergency medical services, with acute onset of severe abdominal, lower back, and leg pain. He had fallen from a ladder 3 days before admission. An abdominal computed tomography scan revealed a large ...
Thompson James T - - 2007
Negative pressure wound therapy has become an increasingly important part of wound management. Over the last decade, numerous uses for this method of wound management have been reported, ranging from acute and chronic wounds, to closure of open sternal and abdominal wounds, to assistance with skin grafts. The biophysics behind ...
Ishii Yoshinori - - 2008
INTRODUCTION: This study reports the results of the clinical use of a new tourniquet system for surgery of the lower extremity that can determine tourniquet pressure in synchrony with systolic blood pressure. MATERIALS AND METHODS: We prospectively applied additional pressure of 100 mmHg during 100 surgical procedures (54 knees, 2 ...
van Zoest W J F - - 2008
The present study evaluates the efficacy of two treatment regimens in individuals possibly suffering from chronic exercise induced compartment syndrome (CECS) of the deep posterior compartment of the leg. We hypothesised that the current method of fasciotomy of the deep posterior compartment of the leg is a procedure with a ...
Munro Niall Alasdair - - 2007
Cement pressurization is critical to achieving optimal results in cemented arthroplasty of the hip. An in vitro experiment using plastic femoral models (10 per group) was undertaken to measure the pressures developed by 3 cementing systems: the Howmedica Mark 1 (Stryker Howmedica, Limerick, Ireland) and DePuy Cemvac retrograde cementation systems ...
Krebs Jörg - - 2007
Concerns have been raised that the use of calcium phosphate (CaP) cements for the augmentation of fractured, osteoporotic bones may aggravate cardiovascular deterioration in the event of pulmonary cement embolism by stimulating coagulation. The aim of the present study was therefore to investigate the cardiovascular changes after pulmonary embolism of ...
Lankester Benedict J A - - 2007
A model was developed to assess the effect of an acetabular flange on pressure within different zones of the cement mantle during insertion. Two prosthetic designs were assessed in 3 different sizes. Flanged components produced significantly higher mean pressures than unflanged ones (P < .01). The effect of a flange ...
Toshniwal G R - - 2007
We report bradycardia (50 beats/min) in a patient, following application of negative pressure (50 mmHg) suction to the subgaleal drain, after an uneventful clipping of an anterior communicating artery aneurysm. This episode recurred even with application of a lesser negative pressure of 23 mmHg. It was noted that the time ...
Kubota Masayuki - - 2007
PURPOSE: This study aimed to propose an alternative method of suture closure for an intestinal wall defect using 2 absorbable materials. METHODS: An oval intestinal wall defect was created in the duodenum, ileum, or colon of rabbits. The defect was first covered by polyglycolic felt, which was then completely covered ...
Tay Kwee Guan - - 2007
Feed spacers in spiral-wound reverse osmosis membrane modules are highly susceptible to deposition or attachment of suspended particulates and organic matters in the feed stream. This type of fouling can cause a significant pressure drop along the membrane channel (differential pressure) without much effect on the average permeate flux. In ...
Sugama Junko - - 2007
AIMS AND OBJECTIVES: A reduction of pressure ulcer wound area is one of the most important indicators of wound healing. A wound measurement system (VISITRAK), which calculates the area based on simple tracings of wounds, has been developed as a practical tool for assessing wound area at the bedside. However, ...
Jones Katherine R - - 2007
OBJECTIVE: The purpose of this study was to determine which demographic, clinical, and treatment factors influenced chronic pressure ulcer healing, and to identify the implications for pressure ulcer care being delivered in skilled nursing facilities. DESIGN: A multisite retrospective chart review was conducted using a structured data abstraction form and ...
Abdulghani Saba - - 2007
BACKGROUND: Acetabular cementation during total hip arthroplasty is considered difficult mainly due to the appearance and anatomy of the acetabulum. Improved cementation technique has been shown to improve the longevity of acetabular components. METHOD: We designed a ceramic model to investigate the effect of varying the initial cement pressurization and ...
Baharestani Mona Mylene - - 2007
The clinical effectiveness of negative pressure wound therapy for the management of acute and chronic wounds is well documented in the adult population but information regarding its use in the pediatric population is limited. A retrospective, descriptive study was conducted to examine the clinical outcomes of using negative pressure wound ...
Wainwright Peter - - 2007
Despite almost 50 years of research on the functional morphology and biomechanics of suction feeding, no consensus has emerged on how to characterize suction-feeding performance, or its morphological basis. We argue that this lack of unity in the literature is due to an unusually indirect and complex linkage between the ...
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