Chapter 6: Selecting and Using Protective Sports Equipment © 2010 McGraw-Hill Higher Education. All rights reserved. • Selection, fitting and maintenance of protective equipment are critical in injury prevention • Athletic trainers and coaches must have knowledge of protective equipment available for different sports and proper fitting procedures • Protection is critical in contact and collision sports © 2010 McGraw-Hill Higher Education. All rights reserved. Safety Standards for Equipment and Facilities • Concerns relative to materials, durability, establishment of standards, manufacturing, testing methods, and requirements for use • Must be in place relative to maintenance • Concern should be protective ability not appearance of equipment • A number of groups and agencies are involved in standardizing sports equipment and facilities © 2010 McGraw-Hill Higher Education. All rights reserved. Equipment Reconditioning and Recertification • NOCSAE has established test standards in order to reduce head injuries – Set minimum safety requirements for helmets and masks for football, baseball/softball and lacrosse – Accepted standards for various regulatory bodies in sports • Type of helmet, amount of use/intensity will determine condition of help over a period of time © 2010 McGraw-Hill Higher Education. All rights reserved. • NOCSAE label does not warranty helmets – Indicates helmet met requirements when manufactured or reconditioned • NOCSAE recommends reconditioning and recertification of equipment – Consumer should use discretion based on use • Helmets undergoing reconditioning can meet performance for many seasons depending on model & usage – Will help equipment last longer – If not kept clean various skin conditions and infections can be unnecessarily transferred © 2010 McGraw-Hill Higher Education. All rights reserved. Legal Concerns • Increasing amount of litigation regarding equipment – Must foresee all uses and misuses and warn user against potential risks inherent in equipment misuse • If equipment results in injury due to defect or inadequacy for intended use manufacturer is liable • If equipment is modified --modifier becomes liable © 2010 McGraw-Hill Higher Education. All rights reserved. Off the Shelf vs. Custom Protective Equipment • Off the shelf equipment – Pre-made and packaged – Can be used immediately • Neoprene sleeves, inserts, ankle braces – May pose problem relative to sizing • Customized equipment – Constructed according to the individual – Specifically sized and designed for protective and supportive needs © 2010 McGraw-Hill Higher Education. All rights reserved. Head Protection • Direct collision sports require head protection due to impacts, forces, velocities and implements • Football Helmets – National Operating Committee on Standards for Athletic Equipment (NOCSAE) develop standards for football helmet certification – Must be protective against concussive force – While helmets must be certified, they may not always be fail-safe – Athletes and parents must be aware of inherent risks © 2010 McGraw-Hill Higher Education. All rights reserved. – Each helmet must have visible exterior warning label • Label indicates that helmet should not be used to strike an opponent due to risk of injury • Also indicates risk of injury accidentally and that athlete plays at own risk while using helmet – Athlete must be aware of risks and what label indicates • Athlete reads and signs statement regarding warning label – There are a number of helmet manufacturers, and even more have closed due to lawsuits and liability cases © 2010 McGraw-Hill Higher Education. All rights reserved. – Football helmets generally have air or fluidfilled pockets to absorb force • Riddell Revolution has made revolutionary changes – Computer designed helmet that extends further past the jaw for additional protection and stability – The distance between the helmet and head has been increased – Padding inflates to fit the player’s head shape – The face guard system has isolated attachment points from the shell, reducing jarring from low-level impacts to the face guard © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved. Helmet Fitting • When fitting head/hair should be wet to simulate sweat • Follow manufacturer’s directions • Must routinely check fit – Snug fit (credit card test) – With change in altitude bladder helmets must be rechecked – Chin straps (2, 4, or 6 strap systems) – Jaw pads are essential (prevent lateral rocking) • Certification is of no avail if helmet is not fit and maintained © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved. Ice Hockey Helmets • Undergone extensive testing in an effort to upgrade and standardize • Must withstand high velocity impacts (stick or puck) and high mass low velocity impacts • Helmet will disperse force over large area and decelerate forces that would act on head (energy absorption liner) • Helmets must be approved by Canadian Standards Association (CSA) © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved. Baseball/Softball Batting Helmets • Must withstand high velocity impacts • Research has indicated that helmet does little to dissipate energy of ball • Possible solution would be to add additional external padding • Helmet must still carry NOCSAE stamp (similar to football label) © 2010 McGraw-Hill Higher Education. All rights reserved. Cycling Helmets • Designed to protect the head during one single impact • Football, baseball and hockey helmets are more durable and can survive repeated blows • Many states require use of cycling helmets, especially in adolescents © 2010 McGraw-Hill Higher Education. All rights reserved. Lacrosse Helmets • Required for male lacrosse players; females must wear protective eye-guard • Hard plastic with wire mess cage • Must have center bar running from top to bottom to absorb repeated, high velocity blows • Four point buckling system to keep helmet in place and ensure better fit © 2010 McGraw-Hill Higher Education. All rights reserved. Face Protection • Four categories – Face Guard • Has reduced the number of facial injuries • Number of concussions has increased because head is most often used in initial contact • There are a variety of protective options depending on sport and position • Proper mounting of the mask must occur with no additional attachments that would invalidate the manufacturer’s warranty • All mountings must be flush to the helmet © 2010 McGraw-Hill Higher Education. All rights reserved. • In high school hockey, face masks are required (with white plastic coating) that meet Hockey Equipment Certifications Council and American Society for Testing Materials • Opening can not allow passage of sticks or pucks • Additional polycarbonate face shields are also available • The use of throat protectors is also mandated at some levels – Throat Protection • Laryngotracheal injuries, while uncommon can be fatal • Baseball catchers, lacrosse goalies and ice hockey goalies are most at risk – Should be mandatory in these sports © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved. – Mouth Guards • Most dental injuries can be prevented with appropriate customized intraoral mouth guards • Protect teeth, minimize lip lacerations, absorb shock of chin blows, and prevent concussions • Should fit comfortably, not impede speech or breathing • Should extend back as far as last molar • Constructed of flexible resilient material formed to fit teeth and upper jaw © 2010 McGraw-Hill Higher Education. All rights reserved. • Do not cut down mouth guard as it voids warranty for dental protection and could become dislodged and disrupt breathing • Three types – Stock – Commercial (formed following submersion in water) – Custom (fabricated from dental mold) • Mandated use in high school and collegiate levels • Mouth guards wear down over the course of a season – Coaches should routinely inspect mouth guards to determine if replacement is necessary © 2010 McGraw-Hill Higher Education. All rights reserved. – Ear Guards • Most sports do not use • Wrestling, water polo and boxing utilize to prevent ear irritation and ultimate deformity of ears – Eye Protection Devices • Highest percentage of eye injuries are sports related • Generally blunt trauma • Glasses – May slip on sweat, become bent, fog, detract from peripheral vision or be difficult to wear with headgear – Properly fitting glasses can provide adequate protection – Lens should be case hardened to cause crumbling and not splintering on contact (disadvantage = increased weight) – Polycarbonate lens is virtually unbreakable – May have polarizing/tinting ability – Plastic lenses while lightweight are easy to scratch © 2010 McGraw-Hill Higher Education. All rights reserved. – Contact Lenses • Become part of the eye and move with it • Corneal and sclera lenses • Peripheral vision, astigmatisms and corneal waviness is limited • Will not fog and can be tinted • Disadvantages include cost, corneal irritation, possibility of coming dislodged • Soft hydrophilic lenses and disposable lenses are very popular © 2010 McGraw-Hill Higher Education. All rights reserved. – Eye and Glasses Guards • Necessary in sports with fast moving projectiles • Athletes not wearing glasses should wear closed eye guards to protect orbital cavity • While eye guards afford great protection, they can limit vision • Polycarbonate eye shield have been developed for numerous pieces of head gear – Neck Protection • Serve primarily as a reminder to athlete to be cautious rather than providing definitive restrictions © 2010 McGraw-Hill Higher Education. All rights reserved. Trunk and Thorax Protection • Essential in many sports • Must protect regions that are exposed to the impact of forces – External genitalia, bony protuberances, shoulders, ribs, and spine © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved. • Football Shoulder Pads – Two types • Cantilevered - bulkier and used by those engaged in blocking and tackling • Non-cantilevered - do not restrict motion (quarterback and receivers) – Rules of fitting • Width of shoulders must be measured • Inside of pad should cover tip of shoulder in line with lateral aspect of shoulder • Epaulets and cups must cover deltoid and allow motion • Neck opening must allow athlete to raise arms over head w/out pads sliding forward and back • With split clavicle pads, channel for top of shoulder must be in proper position © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved. • Straps underneath arms should hold pads firmly inplace, w/out soft tissue restriction – Combinations of padding (football and hockey) may be used to supplement padding and protection • Sports Bras – Significant effort has been made to develop athletic support for women – Most designed to minimize excessive vertical and horizontal movements that occur with running and jumping – To be effective, should hold breasts to chest, preventing stretching of Cooper’s ligament © 2010 McGraw-Hill Higher Education. All rights reserved. – Types available • Compressive (bind breasts to chest wall - recommended for medium size breast) • Support (heavy duty with additional upward support for larger breasts) • Lightweight elastic (compression and support not as critical for smaller breasts) • Rib Protection – Thorax protectors and rib belts – Protect against external forces – Air-inflated interconnected cylinders (jacket design) © 2010 McGraw-Hill Higher Education. All rights reserved. Hips and Buttocks • Required in collision and high-velocity sports • Boxing, snow skiers, equestrians, jockeys and water skiers • Girdle and belt types © 2010 McGraw-Hill Higher Education. All rights reserved. Groin and Genitalia • Sports involving high velocity projectiles • Require cup protection for male participants • Stock item that fits into jockstrap or athletic supporter © 2010 McGraw-Hill Higher Education. All rights reserved. Lower Extremity Protective Equipment • Socks – Poorly fit socks can cause abnormal stress on the foot – Should be clean, dry and w/out holes – Different types for different activities – Composition • Cotton can be bulky • Cotton/poly blend are lighter and dry faster © 2010 McGraw-Hill Higher Education. All rights reserved. • Shoe selection – Number of options for multiple activities – Guidelines for selection • Toe Box - space for toes (1/2 to 3/4 inch of space from toes to front of shoe) • Sole - provide shock absorption and durable – Spongy layer to absorb force – Midsole that cushions midfoot and toes – Hard rubber which contacts the ground • Last – form on which shoe is built – – – – May be straight, semi-curved, curved Straight = flat arch or run on inside of foot (pronator) Semi-curved = foot to fit normal arch Curved = more forefoot stability, high arch (supinator) © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved. • Heel Counter - prevents medial and lateral roll of foot • Shoe Uppers - top of shoe made with combination of materials, designed for appropriate ventilation, drying and support • Arch Support - durable but soft and supportive to foot • Price- due to impact on performance and injury prevention, may be worth the extra investment © 2010 McGraw-Hill Higher Education. All rights reserved. • Shoe fitting – Measure both feet, as there will be slight differences – Approximate conditions of use – Fit at the end of day due to gradual increase in volume due to weight bearing – Should be snug but allow ample movement of foot and toes – Should break at widest part, coinciding with ball of foot – Must also consider width of shank, non-yielding nature of sole and function of arch support © 2010 McGraw-Hill Higher Education. All rights reserved. – Cleated and specialty shoes may present problems with fitting – Playing surfaces and activities must be considered • Heel Cups – Used for a variety of conditions including plantar fasciitis, heel spurs, Achilles tendonitis and heel bursitis – Used to help compress fat pad, providing more cushion during weight bearing © 2010 McGraw-Hill Higher Education. All rights reserved. • Foot Orthotics – Device for correcting biomechanical problems that exist in foot that can cause injury – Plastic, thermoplastic, rubber, sorbothane, leather support or readymade products – Can also be customized by physician, podiatrist, athletic trainer or physical therapist • More expensive © 2010 McGraw-Hill Higher Education. All rights reserved. • Ankle Supports – – – – Alone or with tape -- they are increasingly popular Significant debate over efficacy Little or no impact on performance Compared to tape, the device will not loosen significantly with use • Shin and Lower Leg – Often overlooked – Commercially marketed, hard molded shin guards are used in field hockey and soccer © 2010 McGraw-Hill Higher Education. All rights reserved. Ankle Braces © 2010 McGraw-Hill Higher Education. All rights reserved. Shin Guards © 2010 McGraw-Hill Higher Education. All rights reserved. • Thigh and Upper Leg – Necessary in collision sports – Pads slip into ready made uniform pockets – Customized pads may need to be held in place with tape and/or wraps – Neoprene sleeves can also be used for support of injuries • Knee Braces – Used prophylactically to prevent injuries to MCL – AOSSM has expressed concern about their efficacy in reducing injuries © 2010 McGraw-Hill Higher Education. All rights reserved. • Types of Braces – Rehabilitative: • widely used following surgery • Allows controlled progressive immobilization • Adjustable – Functional: • Used during and following rehab to provide functional support • Ready-made and customized – Neoprene (w/ medial and lateral support) • Used by those that have sustained collateral ligament injuries • Some are also used to provide support in those that have patellofemoral conditions © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved. Elbow, Wrist and Hand Protection • While the elbow is less commonly injured it is susceptible to instability, contusions, and muscle strain • A variety of products are available to protect the elbow © 2010 McGraw-Hill Higher Education. All rights reserved. • Wrist, hand and finger injuries are often trivialized but can be functionally disabling • Susceptible to fracture, dislocation, ligament sprains and muscle strains • Gloves and splints are available for protection and immobilization © 2010 McGraw-Hill Higher Education. All rights reserved. © 2010 McGraw-Hill Higher Education. All rights reserved.