During the shot put glide technique, this involuntary reflex occurs when the rear leg leg opposite to the side of the shot put quadriceps tendon is put under excessive load stretched created by the increased vertical height of the athletes com during the flight phase. Elite putters using the rotational technique, new studies. Glide techniques also became a part of this and soon became quite popular. Biomechanical factors of competitive success with the. Biomechanical analysis of the shotput event at the 2004. The study aimed to establish the modalities of the rotational shot put technique of two elite shot. The purpose of this study was to investigate the kinetic variables of two legs during rotational shot put. Movement is made possible in the human body by lever systems that are formed by our muscles and joints.
Shotput is one of the events in which athletes with. The two most commonly used shot put techniques today are. Finding the method best for you there is no endall beall for shot put methods. Motor coordination, however, is implemented on the basis of a variable level of specific energetic capacities, thus necessitating new adaptations. Shot put a biomechanical standpoint, the shot put and has many different aspects that can be look at upon the affects of many different factors. Coachup nation glide and spin technique for shot put. Comparative biomechanical analysis of the rotational shot put technique milan oh, stanko tuhec and matej supej faculty of sport, university of ljubljana, ljubljana, slovenia abstract the study aimed to establish the modalities of the rotational shot put technique of two elite shot putters with substantially different constitutional. Though some may think that the distance someone can throw a shot put is only determined by strength, this is not the case, much skill goes into this event. Biomechanics of the shot put application of module content this application has been adapted from the following two papers. Biomechanical problem of shot putting finally solved mit. The athlete executes the full technique but a slower pace focusing on body positions, usually with lighter implements. A biomechanical analysis of the technique was carried out using the apas 3d kinematic system. The rotational technique is very technical, and if not executed well, the performance of the athlete will lack consistency.
Comparative biomechanical analysis of the rotational shot put technique. We know it today as the olympic event of the shot put. Selected kinetic and kinematic factors involved in shot putting. Although the spin method requires more movement, it generates more force behind the shot, if executed properly. The more complex method is the spin or rotational technique, spinning as you move forward to generate momentum for the throw. This was the only biomechanical analysis performed at the athens olympic games where cameras were placed on the performance field. Feb 14, 2008 this is a 5 minute teaser from the dvd, biomechanics of the rotational shot put, presented by mike young. Abstractthe biomechanics of the rotational shot put is used to.
This technique was born by a play instinct of creative hammer and discus throwers. Smithrotational shot drills and throwing progressions. Learning the rotational shot put technique trackcoach8000 blog. Biomechanics is the science concerned with understanding the internal and external forces acting on a human body and the effects produced by these forces. The shot put competition for men has been a part of the modern olympics since their revival in 1896, and womens competition began in 1948. Two putting styles are in current general use by shot put competitors. International journal of sports physiology and performance, 74, 394396. Grip and neck position for the shot put track and field. The debate between the effectiveness of the glide technique in shot put, versus the spin or rotational technique, is an ageold one. A comparison of two elite putters using the rotational t.
Friction problem survey given our known variables, what equations do you think we should use. For the approach, you can choose between two basic methods for throwing the shot put, spin or glide. The velocity of the shot at the key phases for the seven rotational athletes. Mike young biomechanics of the rotational shot put. Five of the eight finalists used the rotational style.
This learnbydoing shot put manual is very insightful. The fingers are slightly spread and placed behind the shot. Shotput biomechanics of the shot put application of module. A biomechanical analysis of the technique was carried out using the apas 3d kinematic system, whereby a 15segment model of shot putters was defined by 18 reference points.
One of the best known results of the science of mechanics is that the optimum projection angle for achieving maximum horizontal range is 45. By severin lipovsek, branko skof, stanko stuhec, milan coh. The main thing to master in this is the placement of the grip. More than four decades have passed since the first puts using the rotational. For example, a 50 high school boys shotputter should be able to throw 45 with the 14 pound shot put and 55 with the 10pound shot put.
Mike has served as usatfs biomechanist to the best shot. Biomechanics of the rotational shot put, one of many track. Aug 24, 2010 learning the rotational shot put technique i dont know why this was not the first article i posted. Ground forces impact on release of rotational shot put technique niklas b. Stand stand with feet placed wider reach summation of force. Biomechanic findings and recommendations for training by. Arrhenius brigham young university provo follow this and additional works at. The mass of a body refers to the amount of substance that it is made up of and is measured in kilograms kg. Mark harsha breaks hip fall use this drill to teach the hip fall action in the glide. While the rotational technique is an outstanding way to propel a shot put a great distance, its not for everyone. As a taekwondo coach, rotational biomechanics are critical for success. Home january 1981 volume 9 issue 1 biomechanical analysis of shot putting technique of forcetorque, axis of rotation, moment of inertia and angular momentum. Once a body is moving the momentum of the body is a product of its mass multiplied by its velocity. To enable the calculation of the kinematic and dynamic.
A biomechanical analysis of the technique was carried out using the. Pdf a biomechanical analysis of the shot put performance. Variability of selected kinematic indicators in the shot put as the. The biomechanics of the rotational shot put is used to direct coaching to enhance throwing performance. A biomechanical analysis of the technique was carried out using the apas 3d.
Pdf comparative biomechanical analysis of the rotational shot put. The shot put event originates from heavy stone throwing competitions in england and scotland during the 15th century and was included in the first modern olympiad of 1896 in athens. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Maximising shot put distance and velocity at the point of release through increasing momentum is of interest to coaches. The physics of shot put by elizabeth togneri on prezi. Ground forces impact on release of rotational shot put technique. Bartonietz the put of the iron shot, coming to us from the boredom of british gunboats more than 100 years ago, underwent a new variation in the last decades. The competition was exciting and the setting was as intimate as it was historical.
A lever is a rigid bar that moves on a fixed point called the fulcrum when a force is applied to it. The biomechanical analysis of the shot put event was sponsored by the international track and field coaches association. Maximising shot put distance and velocity at the point of release. One of the stranger olympic sports is the shot put, an event in which. No weight is transferred because stance is too narrow analysing my shot put throw biomechanical principles in shot put whereas the rotational method shown here requires rotary motion. The aims of this study were to 1 propose a method for evaluating shot putters mechanical power, 2 investigate the relationship between mechanical work of hand action force w haf, peak power output ppo of different limbs and shot put performance and 3 show which of these two parameters w haf, ppo were the most appropriate to characterize the explosive abilities of the shot putter. I would include intrinsic foot strength as a component. You have to teach the block, the arm strike and how to get into the power position. Shot put training handbook, shot put throwing technique books. A free powerpoint ppt presentation displayed as a flash slide show on id. Rotational shot put biomechanics from the ntca clinic.
Mike has served as usatfs biomechanist to the best shot putters in the world since 2001. Today there are two main techniques used, a linear movement which is a backwards shift across the circle and the nonlinear or rotational technique. This is the first 10 minutes of a presentation given by hpcs mike young at the 2006 national throws coaches association meeting on rotational shot put biomechanics. Comparative biomechanical analysis of the rotational shot put.
The mens event was more complicated, as the angle of release and, to a certain extent, the release height were also important factors. Mike young biomechanics of the rotational shot put 31m 23s download 515 mb biomechanics of the rotational shot put presents an overview of the fundamentals and techniques used by the worlds best rotational shot putters. Ppt biomechanics of jumping and throwing powerpoint. One thing i want to make very clear here is that the rotational shot put is a completelyread more. I am a believer that andreo spinas frc concepts are essential for this, as well. We are excited to announce that gray institute will be available as an online self study or live format in several asian territories. Both athletes in this case study are using the glide technique.
Grip, position on the neck and proper release are all important. Rotational shot put video complete track and field. Understand how to maximize the throw through attaining proper position and knowing how to get there. The ongoing research that has been conducted on americas medalwinning throwers is presented in an easytounderstand, coachfriendly manner that is appropriate for coaches and athletes of all competitive levels. This is a 5 minute teaser from the dvd, biomechanics of the rotational shot put, presented by mike young. In the rotational shot the time available for the strike is typically less than that available in the glide. Rotational shot put skills and drills 2010 illinois state high school clinic larry judge ph.
Biomechanical report shot put women world athletics. Apr 23, 2009 since we seem to have a growing number of multieventers on the site to add to our usual jumps and sprints crowd, i figured id quickly add this clip about the biomechanics of the rotational shot put. Although there are many different factors that are important to success and performance related to the shot put and discuss. Internal forces are those forces created inside the athletes body by the action of muscles pulling on bones. Applied biomechanics for evidencebased training of. Coach jim aikens also teaches the glide technique to his athletes because it is an easier technique for them to master, and helps them develop a good finish on the ball. Since we seem to have a growing number of multieventers on the site to add to our usual jumps and sprints crowd, i figured id quickly add this clip about the biomechanics of the rotational shot put. Shot put biomechanical analysis of the throwing arm elbow. The rotational shot throw has shown the ability to put 1015 feet on standing throw which is much greater then the amount that can be achieved with the glide shot technique.
A radian is defined as the ratio between the circumference of a unit circle and the length of its radius 1. However, there is another technique known as the rotational shot, this technique is considerable more difficult and research suggests that it should be left for the expert athletes bartonietz, 1994. Inertia is the reluctance of a body to change whether it is moving or not and is related to its mass. Coaches and shot putters were aware of the importance of lower limbs during throwing. Comparison of shotput release parameters and consistency in. Biomechanical analysis of shot put and discus essay.
The shot put is a track and field event involving putting pushing rather than throwing a heavy spherical ballthe shotas far as possible. Ppt sport biomechanics powerpoint presentation free to. Comparative biomechanical analysis of the rotational shot. Discus, hammer, and shot put are examples of unholy raw power and highly coordinated movements. Part of theexercise science commons this thesis is brought to you for free and open access by byu scholarsarchive. However, there appears not to be a set rule of thumb that determines who. Shot put projection angle brunel university london.
Larry judge and mike young have spent much of their professional careers studying the fundamentals and techniques involved in successfully throwing the shot. It is for this very reason that the sport has become increasingly analysed in terms of what biomechanical principles must be applied to achieve greater distances. Biomechanics of the rotational shot put presents an overview of the fundamentals and techniques used by the worlds best rotational shot putters. Shot put biomechanical analysis of the throwing arm elbow positions and head positions throughout the rotational. Introduction optimum projection angle undergraduate teaching. Feb 25, 2017 consistent 72 foot shot put technique ryan crouser rotational shot put analysis duration. Their roles and the differences between the glide and rotational techniques are discussed in detail. A pushlike movement pattern is best in shot put for many reasons, one of significance being that simultaneous motion will result in a more accurate movement due to the body travelling in a straightline, accuracy is extremely important in shot put to enable the shot to carry further blazevic, 2010.
Just three athletes performed the glide technique, but two oft these three of the traditional style on a medal in berlin table 1. We also recommend you download or enable the zoom application. Shot put is a globally recognised power sport that has been included in every olympics since 1896 iaaf, 2015. No better reference for the shot put event currently exists on the market. However the rotational shot put technique is much more difficult to perfect and tends to break down more quickly in a high pressure situation. Apart from traditional styles, new rotational styles were introduced in the sport due to increasing popularity. Biomechanical analysis of the shot put at the 2009 iaaf world championships in athletics. The single plane biomechanics of the same side rotational chain of the 3dmaps mobility analysis movements.
Camera layout for the womens shot put indicated by greenfilled circles. Sep 22, 2016 when comparing the rotational shot wind to the discus wind they are nearly identical, except that a slightly lesser degree of separation is achieved in the rotational shot put wind. Generally, there is a 10% difference in performance between the standard and lightheavy implements listed. The aim of this study was to compare the glide and spin shot put techniques, at the last phase of the throw, by calculating absolute error of selected biomechanical. However, few researchers were working on the kinetic analyses of lower limbs of rotational shot put. Elite putters have used both the glide and the spin methods to secure world championships as well. Before and after the competition a calibration procedure was conducted to capture the, performance volume. Firstly the throwers gain rotational kinetic energy before the throw by spinning around as they approach their throw.
Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Until this point all biomechanical components of the shot put performance have centred on the individual using the gliding technique. Stanko stuhec the purpose of the study was to identify some of the most relevant kinematic parameters defining the competition result in rotational shot put technique. Choices are in italics to increase the power of the force behind their throw, shot putters spin while holding the shot put close to their neck before throwing. The linear technique, commonly referred to as the o brien technique, and 3. My conclusion is, in regard to rotational shot putting, size doesnt matter. Shot put glide techniques learn shot put in simple and easy steps starting from rotational styles were introduced in the sport due to increasing popularity.
Advantages of rotational shot increases range over which the shot can be accelerated shot is carried through a longer distance which allows for a longer period to apply force ability of athletes of smaller stature, strength levels, and body weight to achieve results. When one considers that the most important element in the shot put is the speedvelocity of release, it is not surprising that many coaches and athletes favor the rotational technique. Consistent 72 foot shot put technique ryan crouser rotational shot put analysis duration. The athletic task, namely, to put a shot of a certain mass as far as possible under given conditions, is apparently an uncomplicated problem of coordination.
Biomechanical analysis of the shot put at the 2009 iaaf. Biomechanical analysis of the shotput springerlink. Training considerations for the rotational shot put. Muscle strength, body composition, and performance of an elite shotputter. The rotational technique, similar to the discus throw technique. The shot putter focuses on turning then lifting with the feet, which is the opposite of the glide technique. Bartonietz rational sp technique biomechanic findings and. Ball state university muncie, in usa introduction the shot put is one of the most fundamental events in athletics. To analyse the shot put technique of two olympic level female heptathletes.
Biomechanics of jumping and throwing 78 pe track and field unit. Athletes participating in seated throwing events, including shotput, discus and javelin, are divided into classes to ensure fairness in the event. In addition, you will have to teach either the fundamentals of the rotational or glide technique. Rotational shot put is a main stream event nowadays. The aim of this study was to determine the biomechanical parameters in the rotational technique that have the greatest impact on the distance achieved and thereby on competitive success in the shot put. Shot put drills glide technique by rob lasorsa shot put glide technique all movements consider a right handed thrower grip, carry, release drill objective description grip proper placement of shot in hand the shot is placed on the ball of the hand. This motion with drive the putter into power position. Biomechanics of rotational shot put by reid white on prezi. It should have been, since learning the to spin in the shot put when i was a decathlete is what enabled me to become a better shot putter, a better discus thrower and eventually led to me becoming a collegiate field event coach specializing in. The study aimed to establish the modalities of the rotational shot put technique of two elite shot putters with substantially different constitutional characteristics. Thrown in competition for many decades, the shot is a test of power, speed, and skill.
387 438 975 556 890 818 42 1280 1091 220 914 876 757 997 109 868 696 1059 891 1291 184 1540 948 459 1468 760 162 520 1231 1431 1415 67 1126 1250 688 1419