Abstract:
INTRODUCTION/AIM:This research was done to establish recasting effects of nickel-chromium and cobalt-chromium alloys on the thickness of their metal-ceramic interface in making fixed partial dentures. Metal-ceramic interface determines their functional integrity and prevents damages on ceramics during mastication. Investigation of metal-ceramic samples is supposed to show if base metal alloys for metal-ceramics are successfully recycled without any risk of reduction of metal-ceramic interface thickness. METHODS:The research was performed as an experimental study. Per six metal-ceramic samples of nickel-chromium alloy (Wiron99) and cobalt-chromium alloy (Wirobond C) were made each. Alloy residues were recycled through twelve casting generations with the addition of 50% of new alloy on the occasion of every recasting. Analysis Energy Dispersive X-ray (EDX) (Oxford Instruments) and Scanning Electon Microscop (SEM) analysis (JEOL) were used to determine thickness of metal-ceramic interface together with PC Software for quantification of visual informations (KVI POPOVAC). RESULTS:Results of this research introduced significant differences between thickness of metal-ceramic interface in every examined recycle generation. Recasting had negative effect on thickness of metal-ceramic interface of the examined alloys. This research showed almost linear reduction of elastic modulus up to the 12th generation of recycling. CONCLUSION:Recasting of nickel-chromium and cobalt-chromium alloys is not recommended because of reduced thickness of metal-ceramic interface of these alloys. Instead of recycling, the alloy residues should be returned to the manufacturers.
journal_name
Vojnosanit Pregljournal_title
Vojnosanitetski pregledauthors
doi
10.2298/vsp0805365msubject
Has Abstractpub_date
2008-05-01 00:00:00pages
365-9issue
5eissn
0042-8450issn
2406-0720journal_volume
65pub_type
杂志文章abstract:BACKGROUND/AIM:Feasibility of radical prostatectomy (RP) in patients with locally invasive prostate cancer (PC) is assessed by the standard parameters such as the stage of the disease, serum prostate-specific antigen (PSA) and bioptic Gleason grade (GG). Intermediate values of PSA are important in predicting the local ...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:10.2298/vsp0708531c
更新日期:2007-08-01 00:00:00
abstract::One of the fundamental rights of every human being is to enjoy "the highest attainable standard of health". Achieving better health requires no only adequate medical knowledge and technologies, laws and social measures in the field of health care, but also sufficient funding for fulfilling people's right to health. Ho...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:10.2298/vsp120205002s
更新日期:2014-11-01 00:00:00
abstract:INTRODUCTION:Metastatic renal cell carcinoma (RCC) frequently spreads not only to neighboring lymph nodes, but also to distant organs, including the lungs, liver, bones and brain. CASE REPORT:We presented three cases of RCC with colon metastasis. In the first, 63-year-old patient, after left nephrectomy followed with ...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:10.2298/vsp120515014m
更新日期:2013-09-01 00:00:00
abstract::War injuries of colon and rectum are real challenge for war surgeons. The aim of the study was to point out the necessity of war surgical doctrine application, considering the risk factors in the choice of primary surgical procedure and surgeon's experience in managing this kind of injuries. Postoperative complication...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1997-05-01 00:00:00
abstract:INTRODUCTION:Synchronous gastric and colorectal cancer is present in 4% of cases, commonly as additional finding. This is the case of invasive, synchronous gastric and sigmoid colon cancer. CASE REPORT:A 63-years-old male patient admitted to our institution complaining on pains in epigastrium, vomiting, rapid weight l...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:2015-07-01 00:00:00
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journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1998-03-01 00:00:00
abstract::In all 40 patients with pulmonary thromboembolism (PTE) radionuclide phlebography (RNP) detected deep venous thrombosis (DVT), most commonly in the left iliac veins, in 20 (50%). RNP and contrast phlebography (CP) were performed in 18 patients and RNP sensitivity was found in 100% in all localizations of DVT and the l...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1991-03-01 00:00:00
abstract:BACKGROUND:It has been established that many patients with chronic hepatitis C have elevated serum iron, feritin levels and iron deposites in the liver. Therefore, the liver damage due to hepatitis C virus may be aggravated with iron overload. In many studies higher levels of iron in the blood and the liver were connec...
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pub_type: 杂志文章
doi:10.2298/vsp0502161n
更新日期:2005-02-01 00:00:00
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pub_type: 杂志文章
doi:10.2298/vsp1306548d
更新日期:2013-06-01 00:00:00
abstract:BACKGROUND/AIM:Primary open-angle glaucoma is a multifactorial and progressive neuropathy, characterised by the acquired loss of ganglion cells of the retina and their axons. One of the risk factors for primary open-angle glaucoma is myopia over 5 diopters (D). The aim of our work was to investigate two groups of patie...
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pub_type: 杂志文章
doi:10.2298/vsp111229024g
更新日期:2013-01-01 00:00:00
abstract::The initial experience suggested that kidney transplantation could be hazardous for patients on peritoneal dialysis due to the high risk of peritonitis and a possible high incidence of acute rejection. In this paper we have presented our experience with kidney transplantation in these patients. During the last four ye...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:2001-09-01 00:00:00
abstract::In the treatment of ununited diaphyseal fractures the authors stick to three basic principles: rigid fragment stabilization, reduced fracture split and osteogenous stimulus addition. A multiple autologous spongious iliac bone graft was used as an ostogenous stimulus. This method was applied in 47 patients within the p...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1989-05-01 00:00:00
abstract:BACKGROUND/AIM:Obesity is the most common disease of nutrition and is the consequence of reduced movement. Unfortunately, this problem is increasingly present in juvenile age, so that the pediatric outpatient offices are dominated by obese young people. The aim of this study was to evaluate and quantify the effects of ...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:10.2298/vsp1201009s
更新日期:2012-01-01 00:00:00
abstract:BACKGROUND/AIM:Children and adolescents who enter a child welfare system are at higher risk of suffering from mental disorders, physical health, and/or social and educational problems than the general population of the same age is. This study was organized with the aim to evaluate the general characteristics of quality...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:2012-06-01 00:00:00
abstract:INTRODUCTION:Prostatic gland basal cell proliferations exhibit morphological continuum ranging from basal cell hyperplasia to basal cell carcinoma. In the following report, we described clinical features, morphological spectrum, neuroendocrine differentiation and histogenesis of prostatic gland basal cell carcinoma in ...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:10.2298/vsp1106515g
更新日期:2011-06-01 00:00:00
abstract::The frequency of alcohol abuse in the soldiers of Herzegovinian corps of the Republic of Srpska Army during the 1992-1994 war, who took part in combat action was investigated by retrospective analysis of medical documentation. The same procedure was performed in the members of Yugoslav Army for the same period who did...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1997-09-01 00:00:00
abstract::B type Chronic Lymphocytic Leukemia (B-CLL) is a malignant disease characterized by the progressive accumulation of morphologically mature, but immunologically dysfunctional CD 5+ lymphocytes in the blood, bone marrow and lymphatic organs in the early phase of the cell cycle. B-CLL is an example of human malignancy ca...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:10.2298/vsp0302175b
更新日期:2003-03-01 00:00:00
abstract:BACKGROUND/AIM:Thanatophobia is an exaggerated, specific, structured fear of death. It appears in childhood and continues to grow over the years, and in the old age it is accompanied with nosophobia and other mental disorders. The aim of this study was to analyze thanatophobia in dialysed patients which was in the dire...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:10.2298/vsp0604397n
更新日期:2006-04-01 00:00:00
abstract::The controversy of data about the role of free radicals in the pathogenesis of bronchial asthma (BA) and lack of clear recommendations for the use of medicaments with antioxidant characteristics in the treatment of patients with BA has challenged us to undertake this study. The aim was to explain characteristics of ge...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1993-01-01 00:00:00
abstract::This paper deals with the experimental results of the effect of 1% dopamine on intraocular pressure, pupillary diameter and hemodynamic parameters after its local application in the rabbit eye. Our results show that locally applied dopamine caused an initial increase of intraocular pressure (IOP) (1 h), followed by it...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1999-09-01 00:00:00
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journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1998-09-01 00:00:00
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journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1998-07-01 00:00:00
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journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:10.2298/vsp0910813p
更新日期:2009-10-01 00:00:00
abstract::In the period from January 1st, 1969, to December 31st, 1988, 585 osteosyntheses of the closed bone fractures of lower limbs were performed at the Orthopedic department at the Military Hospital in Nis. At the same period 25 postoperative osteomyelitis were registered, i.e., 4.27%. The average duration of osteosynthesi...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1995-11-01 00:00:00
abstract:INTRODUCTION:Golden rule for the initiation of antiepileptic therapy in the majority of epileptic syndromes is "start low and go slow", a principle after the second unprovoked seizure. There are certain clinical situations however when fast titration of antiepileptic medication is needed. CASE REPORT:We present a case...
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pub_type: 杂志文章
doi:10.2298/vsp0706425s
更新日期:2007-06-01 00:00:00
abstract::The results of quality testing of lozenges made by direct compression and by wet granulation procedure (Ph. Jug. IV) are presented. The aim was to determine hardness, friability and disintegration of the lozenges. Considering the fact that the produced tetracaine hydrochloride lozenges were not transported, but were m...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:2002-11-01 00:00:00
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更新日期:2008-09-01 00:00:00
abstract:BACKGROUND:Acquired elevation of the diaphragm is mostly the result of phrenic nerve paralysis, some of thoracic and abdominal patological states, and also some of neuromuscular diseases. Surgical treatment is rarely performed and is indicated when lung compression produces disabilitating dyspnea, and includes plicatio...
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pub_type: 杂志文章
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更新日期:2007-04-01 00:00:00
abstract:BACKGROUND/AIM:Multiple sclerosis (MS) is a chronic inflammatory disease of central nervous system. The main physiopatological feature of MS is demyelination. Multiple sclerosis is one of three most common causes of severe disability in youngest people. In patients with MS, apart from complete psychophysical status and...
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更新日期:2009-08-01 00:00:00
abstract::Pseudomembranous colitis (PMC) is an infectious colon disease caused by Cl. difficile toxin. Each change of the intraluminal microbiological balance as well as damages of the hemato-enteral barrier may cause changes in the enteral flora and selective proliferation of anaerobic bacterial strains. PMC has been most freq...
journal_title:Vojnosanitetski pregled
pub_type: 杂志文章
doi:
更新日期:1989-03-01 00:00:00