By H. Gamal. Mercyhurst College.
He was “admired among the great” of his day generic 20mg vasodilan mastercard, and long will he be remembered in the days to come for the sound and lasting contributions he made to his beloved orthopedic surgery; and with the passage of time, his name will grow. John CHARNLEY Jean-Martin CHARCOT 1911–1982 1825–1893 John Charnley was born in Bury on August 29, Jean-Martin Charcot was born in Paris where his 1911. He was educated in and Manchester University, where he was Paris and, after deciding to become a doctor, awarded several prizes and scholarships. At that his ambition for a surgical career plain by passing time, Paris was the world center of medical the primary examination of the Royal College of thought and activity: Charcot was exposed to Surgeons while he was an undergraduate—a feat some of the best teachers available. It Moving up the academic ladder, Charcot, in was evident then to his mentors and contempo- 1862, was appointed chief physician of l’Hospice raries that he was destined for a brilliant career. Middle East, he used every opportunity to work It was from this voluminous material that he in the REME workshops where he produced an described various conditions that established adjustable Thomas’splint, which was widely used his reputation as a founder of the specialty of in the treatment of casualties from the North neurology. This engineering experience 60 Who’s Who in Orthopedics was later put to good use in his biomechanical British Empire in 1970 and Knight Bachelor in laboratory. In 1975 he was elected a Fellow of the After the war, Charnley returned to Manches- Royal Society, an honor unique in the history of ter; he was appointed lecturer in orthopedic British orthopedics. The citation for the Lister surgery and started a long and fruitful association Medal awarded the same year was an admirable with Sir Harry Platt. Sir Harry was one of John’s cult problem by a combination of engineering, staunchest supporters and was instrumental in biological science, and superb surgical technique persuading the Regional Hospital Board to back he has resolved these problems to the immense his revolutionary concept of a Centre for Hip beneﬁt of tens of thousands of patients. John maintained that signiﬁcant tigation of the mechanical, material, and surgical advances in surgery could only be achieved by problems of total replacement of the hip have concentrating effort and research on a speciﬁc helped to advance joint replacement in the knee, problem, a philosophy amply vindicated when the elbow and elsewhere. Belfast and Uppsala and was an honorary member In 1947 he was appointed Consultant Orthope- of numerous orthopedic associations in Europe dic Surgeon to Manchester Royal Inﬁrmary and and North and South America. In 1978 he was in 1950 his book on the Closed Treatment of awarded the Gold Medal of the British Medical Common Fractures was published. It was an orig- Association and later he became an Honorary inal and stimulating approach to the manipulative Fellow of the British Orthopedic Association. This is reﬂected in his report, In the late 1940s arthrodesis was regarded as Low Friction Arthroplasty of the Hip: Theory an acceptable treatment for a stiff and painful and Practice, published in 1979, in which he joint, but no entirely reliable procedures were described the operation in minute detail.
The author makes a small divot with the burr at the position that the tunnel should be discount vasodilan 20mg mastercard, that is, 7mm in from the drop- off at 11 or 1 o’clock. The major mistake would be not to clear enough soft tissue to expose the posterior aspect of the notch. Tibial Tunnel Choosing the correct position for the tibial tunnel is crucial to the rest of the operation. The landmarks are external surface of the tibia, 4cm from joint line, 2cm medial to tibial tubercle; inside, 7mm anterior to the leading edge of the PCL, in the midline. The guide is inserted through the anteromedial portal, by turning it upside down. The distal point of the guide is positioned 2cm medial to the tubercle and 4cm from the joint line. If necessary, chamfer the posterior rim with the chamfering device on the drill. The wire is in the middle of the ACL stump, approximately 7mm in front of the PCL, in the midline and just touching the edge of the PCL. Femoral Tunnel To drill the femoral tunnel, the Bullseye (Linvatec, Largo, FL) femoral aiming guide is placed through the tibial tunnel. This means that the tibial tunnel must be in the correct position and at the correct angle or it will be impossible to place the femoral tunnel correctly. Femoral Tunnel 107 are drilled according to the graft measurement, that is, 7 or 8mm. The physician should not leave the graft soaking in saline, as it may swell and make passing difﬁcult. The femoral tunnel is drilled through the tibial tunnel with the use of the femoral aiming guide (Fig. The Bullseye guide is inserted through the tibial tunnel, the ﬂare of the guide placed over the top of the femoral condyle, and the guide aimed at the 11 or 1 o’clock posi- tion (Fig.
If I said ‘yes generic vasodilan 20mg free shipping, I am interested’, this could be misleading as I have no in- tention of using the service. However, if the purpose of the research is to obtain funding for the scheme, then the more people who express an interest, the better, although the tenants’ association would have to be careful not to produce misleading information. I would also ﬁnd out whether the tenants’ association was interested only in the issue of how many people were interested in it and would use the play scheme. If they were doing this research anyway, would it be a va- luable addition to ﬁnd out what sort of scheme resi- dents would like, and what activities their children would like? HOW TO DEFINE YOUR PROJECT / 13 SUMMARY X You must take time to think about your research as this will save you problems later. X When you’re thinking about your research, ask your- self the ﬁve ‘Ws’: – What is my research? X Discuss your sentence with your tutor or boss and re- vise if there is any confusion. The ﬁrst thing you need to do is to think about your research methodology. This is the philosophy or the general princi- ple which will guide your research. It is the overall ap- proach to studying your topic and includes issues you need to think about such as the constraints, dilemmas and ethical choices within your research. Now that you have read Chapter 1, some of these issues will be fresh in your mind. Your research methodology is diﬀerent to your research methods – these are the tools you use to gather data, such as questionnaires or interviews, and these will be discussed in Chapter 3. UNDERSTANDING THE DIFFERENCE BETWEEN QUALITATIVE AND QUANTITATIVE RESEARCH When you start to think about your research methodol- ogy, you need to think about the diﬀerences between qua- litative and quantitative research. Qualitative research explores attitudes, behaviour and ex- periences through such methods as interviews or focus groups.
It is possible that you have already prepared a variety of tables vasodilan 20mg with amex, graphs and charts for the purpose of publication. Do not fall into the trap of thinking that these are suitable for presentation to a live audience. How often have you, for example, sat in a meeting where someone has projected slides of an incomprehensible and illegible table taken straight from a journal! You will be aiming to make one or two clear statements which you are able to conclude from your work. In most instances these will be slides, overhead transparencies or a computer-based presentation. Considerable thought must be given to these as their impact and quality may make or break the presentation. The technical aspects of the preparation of visual materials are covered in greater detail in Chapter 9 but a few specific points are worth mentioning at this time. Having roughed out the plan of the talk it should be reasonably obvious where a slide or overhead transpar- ency is required. You may need one or two during the introduction, such as a clinical picture of a patient or an illustration of a previous piece of research. You may not have time to say much about the method but an illustration of the technique may be pertinent. It is during this part of your paper that the visual material will often be of more importance than the verbal explanation (‘A picture says a thousand words’). Avoid complex tables and where possible convert tables to charts or simple graphs. Rarely is it appropriate to show masses of individual data, just show the mean or rounded off figures. If you feel you really must refer to complex data it is better to have this prepared in printed form and distributed to the audience. Having prepared the illustrations, check that they are accurate and legible. As a rough rule, a slide where the information can be read with the naked eye will be satisfactory when projected.
Heyman was the ﬁrst to be given the school of orthopedic surgery as contrasted to the appointment of Clinical Professor of Orthopedic old “strap-and-buckle” period generic vasodilan 20 mg without a prescription. Shaffer’s theory that “mechanics and surgery His interest in standards of training in orthope- could not be mingled. His term was con- fusion—published in 1911—has formed the basis tinued until 1957, and he served as President of for our modern methods of spine surgery. Heyman participated in the founding of the Ohio Orthopedic Society and the Cleveland Orthopedic Society. He served as President of both of these societies and as Secretary–Treasurer and later Vice President of the Cleveland Academy of Medicine. Among his contemporaries course of orthopedic teaching and practice in the were Plato, Socrates, Xenophon, and Protagas. The results of this inﬂuence will be It was a time of great intellectual ferment. Erdheim, transmitted through Willis Campbell He left an impressive legacy in the form of and Dallas Phemister, was felt by their students numerous manuscripts, which have survived and and subsequently by present-day practitioners and fascinated medical historians for generations. Carl all of this material actually can be attributed to Hirsch’s was biomechanics. However, most scholars think that sis on biomechanics as an important basic science the surgical books are the most likely to come in orthopedics can be traced to his inﬂuence and from Hippocrates. Hippocrates was familiar with the problem of His interest in the application of engineering to dislocation of the shoulder. The Greeks were great orthopedic research and practice was stimulated athletes and there were the usual risks of an by his work on chondromalacia of the patella, in agrarian society. He dealt with acute dislocation, which he performed mechanical tests on the prop- he faced the problems of delayed reduction, and erties of patellar cartilage.