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Masseter Muscle Position Relative To Skeletal Open Bite And Skeletal Closed Bite, Alonzo David Proctor

Loma Linda University Electronic Theses, Dissertations & Projects

Modification of cephalometric roentgenographic procedures provided a means to identify the anterior borders of the right and left masseter muscles and relate them to surrounding dentoskeletal elements. Attachment of short, stiff, wires to the cheeks in a position superficial to the anterior borders of the muscles, subsequent to palpation and prior to exposure of the roentgenographic film, was the procedure used. The bi-lateral images projected on the film were averaged and traced along with dentoskeletal elements including those associated with skeletal type. This line representing the anterior border of the musculature was used to assess muscle position in the vertical …

Roentgenographic Evaluation Of Nasion-Menton And Sella-Gonion Measurements And Their Relationship To The Mandibular Plane Angle, David I. Asatani

Loma Linda University Electronic Theses, Dissertations & Projects

A convenience sample of 480 Caucasians using original diagnostic cephalometric films was selected to evaluate the nasion-menton and sella-gonion distances and their relationship to the mandibular plane angle.

The anterior facial height was represented by the nasion-menton plane. The posterior facial height was represented by sella-gonion plane. The facial depth was represented by sella-nasion and menton-gonion planes. The mandibular plane angle was represented by the intersection of the sella-nasion and menton-gonion planes.

The descriptive data, correlation analysis, and regression analysis was calculated for the following groups: total sample, females, males, prepubertal and postpubertal ages and various mandibular plane angles of …

Craniofacial Changes Resulting From Expansion Of The Midpalatal Suture In The Macaca Mulatta Monkey As Revealed By Roentgenographic Analysis, Raymond M. Sugiyama

Loma Linda University Electronic Theses, Dissertations & Projects

The purpose of this study was to determine the effects of midpalatal suture separation on the craniofacial complex by quantitative roentgenographic analysis.

Ten female Macaca mulatta monkeys were randomly grouped for experimentation. Six animals were paired in groups for two months of treatment, four months of treatment followed by two months of post retention, and six months of treatment. The four remaining monkeys were paired and served as control animals for two and six month periods. Total activation of the expansion appliances in the treated animals was completed over a three week period.

The findings of this study were based …

The Advantages Of A Condyle-Gnathion Reference Line In Roentgenographic Cephalometry, Ernest N. Chan

Loma Linda University Electronic Theses, Dissertations & Projects

Evaluation of the cephalograms of 150 patients showed a wide range in the angulation of the lower border of the mandible to the various facial planes. The degree of this angulation did not always correspond with the severity of malocclusion. Group I represents normal occlusions, Group II comprises malocclusions.

A new reference line is submitted for the investigation of its advantages in cephalometric roentgenography. The mandibular radius drawn through the geometric center of the condyle to the point gnathion is correlated with several indices of facial growth, namely (1) ANB difference, (2) upper facial:lower facial height and (3) PoNB distance …

A Method To Determine Curved Surface Laminagraphic Width And Position In Panoral Radiography Utilizing The Panorex X-Ray Unit, Gary G. Morikone

Loma Linda University Electronic Theses, Dissertations & Projects

Although the Panorex X-ray unit has been in existence for almost a decade, no information is publicly available relative to the determination of its laminagraphic slice width or position.

In order to utilize the machine most effectively as a research tool, it seems imperative that this width and position be established.

For the purpose of establishing the spatial relationship within the exposure mechanism, the two eccentric rotational axes were first located. Utilizing a positioning device, ten panoral radiographs of a plastic working dummy with metallic implants were exposed at varying exposure readings. The resultant radiographs, revealing varying degrees of accuracy …

Two Attempted Investigations Into The Complexities Of Staphylococcal Disease, Harriet M. Sands

Loma Linda University Electronic Theses, Dissertations & Projects

Two investigations were attempted to add insight into the multiple problems related to staphylococcal infections. A comparison study was made of the hospital expenses of a group of hospitalized patients whose apparently clean surgical wounds developed staphylococci, and a comparable group whose surgical wounds healed without infection.

A review of approximately one hundred medical records for the pilot study revealed three instances of staphylococcal infection in apparently clean surgical wounds. The three patients required 239 days of hospitalization at a total hospital cost of $13,702.11. The three comparable patients whose surgical wounds remained clean required 27 days hospitalization at a …

A Comparative Study Of The 5- And 3-Meal Plans In Six Convalescent Hospitals In San Bernardino County, Donna J. Meek

Loma Linda University Electronic Theses, Dissertations & Projects

A study comparing the 3- and 5-meal plans of food service, as used in long-stay geriatric units in San Bernardino County, have been compared. Three homes utilizing the 5-meal plan and three utilizing the 3-meal plan, to serve as controls, were chosen. A random sample of ten patients from each home was observed for three days to find the daily average nutrients in the foods served, eaten, and wasted. Also, interviews to compare factual information and attitudes were utilized for sample patients and personnel. The nutritional data was analyzed on the computer.

The results indicated that those on the 5-meal …

Documentation Of Tooth Movement Utilizing Panoral Radiography, Robert M. Hauck

Loma Linda University Electronic Theses, Dissertations & Projects

Tooth movement has been documented utilizing the panoral radiograph. A positioning device, attached to the XRM Panorex X-Ray machine, was the means of patient orientation for the necessary radiographs required during the course of this investigation.

A group of ten beginning orthodontic patients, each requiring cuspid retraction, was chosen for evaluation of tooth position. Three contemporary retraction devices were employed during the course of this study. Tooth position was documented by use of panoral radiography during the retraction of these teeth.

The panoral radiographs were taken at monthly intervals over a period of eleven months for each patient. Composite tracings …

An Anthropometric Study Of The Face And Dentition Of The Pima Indian Population At The Stewart Indian School, Carson City, Nevada, Wilmonte Lee Penner

Loma Linda University Electronic Theses, Dissertations & Projects

Study casts and cephalograms were obtained on 18 female and 21 male Pima Indian students from the Stewart Indian Boarding School, Carson City, Nevada. Dentitional characteristics were assessed both clinically and by study casts. Cranio-facial analyses were performed by utilizing the skeletal and denture pattern variables suggested by the Downs and Riedel cephalometric analyses.

The purpose of this study was two-fold: (1) to determine the extent to which the Pima conforms to the Mongoloid master pattern, and (2) to test whether or not significant differences exist between the Pima and other Mongoloid groups which would allow discrimination.

The results of …

Motivating Factors In Completing Tetanus Immunization, Eva Mae Krohn Leech

Loma Linda University Electronic Theses, Dissertations & Projects

It was the problem of this study to find out the number of people who were given tetanus antitoxin who did and did not initiate and complete tetanus immunization and to find out why they did or did not do so. The subjects were patients from two hospitals who had been given tetanus antitoxin sometime between January 1, 1963, and October 15, 1963. These subjects were contacted through the use of a questionnaire. The 75 who returned the questionnaire were considered respondents of the study.

This sample was composed primarily of men who were married and were members of the …

Morbidity, Growth And Development Of Prematurely-Born Twins In Early Childhood, Lynelle King

Loma Linda University Electronic Theses, Dissertations & Projects

This study was concerned with the problem of determining the effect of twinship on the prematurely-born twin's growth and physical and emotional morbidity during early childhood. The immediate purposes of the study were to compare prematurely-born twins with prematurely-born singletons regarding their incidence and types of physical and emotional morbidity, and their growth during early childhood. It was hypothesized that prematurely-born twins have slower growth and more physical and emotional morbidity than prematurely born singletons. The descriptive survey method was used. From children cared for at a selected premature clinic, nineteen twins were matched with nineteen singletons for: race, sex, …

Development Of A Positioning Device For Use In Conjunction With Panoral Radiography, Ray M. Hymer

Loma Linda University Electronic Theses, Dissertations & Projects

A cephalometric positioning device has been developed for use on the XRM Panorex X-Ray machine. Tests have demonstrated that the variability in producing serial radiographs with this device is comparable to, or less than, that currently accepted in conventional radiographic cephalometry.

Two procedures for obtaining serial radiographs were employed. Two patients were used for the first procedure and three patients were used in the second procedure.

In the first procedure each patient was positioned in the device and two radiographs were taken in sequence without disturbing the patient.

In the second procedure three clinic patients were used as subjects and …

Sex And The Transurethral Prostatectomy, Edward T. Moon

Loma Linda University Electronic Theses, Dissertations & Projects

The purpose of this research was to find out what effects the TURP has on ejaculatory ability, frequency of coitus and the emission of seminal fluid. The sample consisted of 50 men, age 46-65, who were married, and had no cancer or other possible physical causes for impotence. Each man was personally interviewed.

Forty-six patients (92 percent) were able to ejaculate. A decrease in the frequency of coitus was reported by 40 per cent of the men. A normal ejaculation of seminal fluid was experienced by thirteen (26 percent) of the men. Considering all the changes in the sexual function …

Neurological Complications Following Open Heart Surgery, Lavaun Ward Sutton

Loma Linda University Electronic Theses, Dissertations & Projects

The propose of this exploratory study was to gather data for analysis on possible predisposing or related factors in the development of neurological com plications following open heart surgery as well as to determine the scope and frequency of symptoms exhibited, indicative of cerebral damage. In addition, the researcher hoped to learn the outcome of these patients through information on the duration and resolution of symptoms, noting type and degree of residual problems as well as the incidence of mortality. A review of the literature provided background information for this study. This review indicated that although considerable attention has been …

A Cephalometric Comparison Of The Chamula, Mayo And Navajo Indians, Norman C. Bunker

Loma Linda University Electronic Theses, Dissertations & Projects

Lateral head x-rays were obtained on selected samples of 24 Chamula, 29 Mayo and 39 Navajo Indians for cephalometric comparison.

Cephalometric evaluation was carried out by means of the Bjork analysis. Mean values for each of the Indian groups were determined and compared with each other and with the mean values of a group of Swedish conscripts studied by Bjork. The mean values were statistically analyzed and and subjected to the Student's "t" test to determine the significant levels of differences.

Results revealed that in comparing the three Indian groups significant differences do appear. They are few and general concordance …

A Comparative Study Of Discomfort Experienced By Surgical Patients On Three Selected Postoperative Days, Lillian Barker Bartlett

Loma Linda University Electronic Theses, Dissertations & Projects

A descriptive survey was conducted to compare the discomfort experienced on three selected postoperative days to determine if there is one day identified by the patient as the most uncomfortable and to assess the symptoms of which he might complain. A checklist of twelve symptoms common to postsurgical patients was administered on the evenings of the second, third and fourth postoperative days by the researcher. Findings indicated that nineteen or 56 per cent of the thirty-four patients interviewed stated that the second day was most uncomfortable, nine or 27 per cent the third and six or 17 per cent the …

Factors Which Deterred Twenty-Three Selected Patients From Utilizing Public Health Nursing Services, Lora Wood Welch

Loma Linda University Electronic Theses, Dissertations & Projects

A study was conducted to identify factors which deterred twenty-three selected epileptic patients from utilizing public health nursing services. The literature was reviewed in areas relating to factors which may contribute to or deter patients use of clinic or public health services.

The descriptive survey approach employing an interview guide was used. Data on the guide were classified in two areas: (1) personal characteristics and (2) participant responses. The participant responses were further categorized according to (1) perception of the public health department and public health nursing services, (2) perception of the needs of the epileptic patient and his parents, …

A Study Of The Effect Of Varying Serum Phenylalanine Levels On Changes In Intelligence Quotient, Darlene Imai Manullang

Loma Linda University Electronic Theses, Dissertations & Projects

Data from thirty medical records of phenylketonuric children under treatment were investigated to determine at which serum phenylalanine level (0-3.9 mg. %, 4-7.9 mg %, 8-11.9 mg. %, greater than 12 mg. %) there would be the greatest increase in intelligence. The children involved in the study were divided into the following groups according to the age dietary treatment was initiated: 0 through 5 months, 6 through 11 months, 12 through 23 months, and over 2 years of age.

Among 6 patients who were placed on the diet during the first 5 months of life, it appears that the optimal …

Patients With Transistor Pacemakers : Their Problems In Adjusting To Daily Living, Miriam L. Moore

Loma Linda University Electronic Theses, Dissertations & Projects

It was the purpose of this study to gain greater insights into the problems and needs of patients with artificial pacemakers. The problem was to find out in what ways the pacemaker affected the patients' manner of living and what problems they had had in adjusting to a new way of life.

The method of the study was the descriptive survey; an interview guide was the tool. Seven patients who had been electronically paced for periods of four weeks to two and one half years were interviewed in their homes. The ages of the three men and four women ranged …

The Relationship Of Central Venous Pressure To Hemorrhage In Open Heart Surgery, Mable Reynolds

Loma Linda University Electronic Theses, Dissertations & Projects

The problem of this study was to review 100 open heart surgical cases in a selected hospital to determine the changes occurring in central venous pressure in relation to blood loss.

The review of literature revealed that central venous pressure is an important factor in determining immediate postoperative care of open heart surgical patients. If central venous pressure falls below the normal range of 5 to 10 centimeters of water, hemorrhage is suspected. If central venous pressure is elevated between 15 and 20 centimeters of water, cardiac tamponade is suspected.

The descriptive survey method of research was used. Medical records …

A Cephalometric Evaluation Of The Navajo Indian, Robert L. Cole

Loma Linda University Electronic Theses, Dissertations & Projects

A random sampling of 54 Navajo Indians was examined and a selective group of 20 subjects presenting harmonious facial profiles and good occlusions were taken from this random sampling for specific comparison with Caucasian and other ethnic groups.

The methods used in this study are as follows: Plaster casts of Maxillary and Mandibular dental arches, profile photographs and lateral cephalometric X-rays. The cephalometric X-rays were traced in the standard manner on both Downs' and Riedel's analyses. The mean values for the Navajo group were compared with the mean values established for Caucasians by Downs and Riedel. The comparison was subjected …

A Study Of Patients With Recently Diagnosed Diabetes To Ascertain Extent Of Utilization Of Instruction, Ruth Yvonne Stafford

Loma Linda University Electronic Theses, Dissertations & Projects

This descriptive study was conducted to discover to what extent patients with diabetes utilized instruction received. If they did not, the reason why would be searched for. It was also hoped that area of instruction could be defined which needed greater emphasis while the patient was hospitalized at the time of diagnosis.

The interview with the aid of the interview guide was chosen as a data-gathering tool. The guide was complied and approve. Patients were selected from a review of medical records in the selected hospital, and their physicians contacted for permission to include their patient(s) in the study. The …

A Study Of Fever Differences Following Cardiac Surgery, Cleta Phyllis Lane

Loma Linda University Electronic Theses, Dissertations & Projects

The purpose of this study was to find out whether the temperature level following heart and great vessel surgery is greater following the use of the heart-lung machine than those following closed heart surgery or cardiac and great vessel surgery with the use of hypothermia.

The method used was the descriptive survey. Data were obtained from medical records in one selected hospital. The desired number of charts was 50 for each of the three categories. The categories were identified by groups as follows:

Group I: patients having had cardiac surgery by a closed heart technique. All of the patients in …

Evaluation Of The Photometric Assay Method To Quantitate The Bactericidal Action Of Normal And Immune Rabbit Sera On Salmonella Pullorum, Alice Margaret Rahn

Loma Linda University Electronic Theses, Dissertations & Projects

The bactericidal antibody test depends on the presence of sufficient complement, magnesium ions, and specific antibody to produce killing of certain gram negative bacilli. This study was undertaken to demonstrate whether or not Salmonella pullorum is an organism which is susceptible to this killing action.

Different amounts of test serum containing antibody, constant amounts of complement and magnesium saline diluent were placed together and held in a 37°C water bath for a one hour reaction time. During this interval, the antibody-complement system was given an opportunity to kill the susceptible bacteria. Then, a constant volume of nutrient broth was added …

A Study To Ascertain Why A Selected Group Of Women Do Or Do Not Have Cervical Smear Cytologic Examinations For Cancer Detection, Jeanette Rudy Earnhardt

Loma Linda University Electronic Theses, Dissertations & Projects

It was the purpose of this survey to find out the awareness of a selected group of Seventh-day Adventist women regarding the importance of cervical smear examinations in cancer detection; and to identify the need for health teaching in the prevention and control of uterine cervical cancer among women of this group. The 1715 women attending meetings at the General Conference Session in San Francisco July of 1962, who completed questionnaires were considered to be the participants in this study.

A review of literature revealed that through the use of yearly exfoliative cytology examinations, the approximately 14,000 annual deaths from …

Identification Of Emotional Needs Of Patients With Infectious Hepatitis, Elizabeth Tidmore Shafqat

Loma Linda University Electronic Theses, Dissertations & Projects

It was the purpose of this study to identify the emotional needs of patients with infectious hepatitis through the use of nursing process studies. The information obtained, it was hoped, would be helpful in giving nurses better insight into the emotional needs of these patients and to give a basis for planning nursing care.

The descriptive survey was the method used; the tool, the nursing process study. Nursing care was given to six patients between the ages of 18 and 45 who had infectious hepatitis without other complications.

The nursing process studies were filled out by the investigator on each …

A Study Of Postpartum Uterine Massage, Beverly Eugenia Blake

Loma Linda University Electronic Theses, Dissertations & Projects

The purpose of this study was to determine if there is a significant difference in the amount of postpartum bleeding between two methods of uterine massage and no uterine massage. The experimental method with parallel groups technique and a single variable was used. The criterion used in determining the amount of bleeding was the volume of red cells lost.

The study was conducted at St. Bernardine's Hospital using three experimental groups selected from one hundred and nineteen deliveries between January 25 and March 2, 1963. Group A was composed of sixteen patients whose uterus' were externally held for one hour …

A Comparative Study Of Two Contemporary Methods Of Cephalometric Analysis, Alden B. Chase

Loma Linda University Electronic Theses, Dissertations & Projects

A comparative cephalometric study was made of nineteen cases, fourteen of which were patients under treatment at the Department of Orthodontics, School of Dentistry, Loma Linda University. The remainder were individuals considered to have normal occlusions.

The review of the literature emphasized the plethora of analyses and the fact that cephalometry is a tool that must be mastered if the orthodontist is to give the best service. Thus the need for a study to compare the methods of analyzing the cephalograph. A study was made to compare two main methods of analysis and to determine whether or not the information …

The Incidence Of Methods Of Postoperative Bladder Evacuation, Joan Marie Zabady

Loma Linda University Electronic Theses, Dissertations & Projects

The purposes of this descriptive survey were to (1) find out if the incidence of bladder infection could be reduced by decreasing the number of postoperative catheterizations, (2) find out what the incidence of current methods of postoperative bladder evacuation were, (3) find out if and what changes had occurred in the incidence of the methods of bladder evacuation since the publication of previous studies, and (4) discover the current relationships of the methods of bladder evacuation to various factors such as age, sex, marital status, admission status, type of operation, and type and length of anesthesia.

Need for the …

A Technique For Studying The Spacial Relationship Of Oral Hard Tissues Utilizing Panoral Radiography, Howard W. Conley

Loma Linda University Electronic Theses, Dissertations & Projects

Although panoral radiography employing various techniques has been described in the literature since 1949, no information is available relative to its application in quantification of positional charge of the hard tissues of the oral region.

An assessment of the radiographic equipment available to this investigator for quantification studies seemed imperative before embarking on this research.

In order to establish a standard, five exposures were made on radiographic film rotating the source of radiation from left to right and from right to left. These films were superposed and it was established that the tolerances found using the Panorex machine were within …