Medha: We have the inventor of the product, Josh, who has sent us a video about how his product works. Not all of our products are eligible for VAT relief, so we are obliged to charge VAT for those products even after you complete this form. These support the user's forearm in a trough-shaped device that tilts to bring the hand down and upwards. Some are also mounted on a swivel that glides in the horizontal plane, and powered versions will raise and lower the whole device. Important Note: It does NOT include a frail elderly person who is otherwise able-bodied or any person who is only temporarily disabled or incapacitated, such as with a broken limb. If you find the idea of wearing a bib difficult, you might like to consider wearing a standard cooking apron, although they are not generally waterproof and will need washing.

Jake: Let's pretend we're at the clubs right now. We got our cool drinks at the club. We're just sittin' here like, "Oh, hey! 'Sup friends at the club? We just got our drinks. They ain't spillin' anywhere. Oh, oh!" - Pretty good! It works pretty friggin' good. But we haven't yet done the full windmill that we saw in that commercial earlier. That's the big test. If you find that eating and drinking causes spillage onto your clothes, you may want to consider wearing an apron or bib. There is a large range of designs, some more discreet than others. They are available in disposable plastic or washable/wipeable materials. Consider what is the best fastening system for you, whether the bib/apron pulls over the head, is tied, has a Velcro hook and loop system, a popper, or some other way of fixing.Jake: This is the perfect thing for something I never knew I wanted to do, like competitive drink twirling. The SpillNot is a cup holder with a difference. Its design means that it is difficult to spill the contents of any glass or mug that is placed on it. You can swing the SpillNot as much as you like and the drink stays in the mug! This is particularly useful for carrying hot drinks, which you cannot place in your lap.

Carrying an Open Beverage with the SpillNot. Now suppose an open beverage is being carried on a SpillNot rather than directly by the cup handle. Instead of abruptly moving the handle of the cup, the person abruptly applies a horizontal force, Fh, to the top part of the SpillNot handle. He continued: ‘ I began working with my mum on her sewing machine to try and solve some of these gripping issues. Together we explored a number of prototypes, testing and experimenting with different methods, materials and designs. Finally, we came up with the basic designs which have developed into the core of the Active Hands Gripping aids we sell today.’ Medha: So we're testing out the SpillNot, which claims to help you walk around with an open beverage without spilling it. A person may display a poor appetite, but underlying this might be depression, difficulty communicating, pain and/or tiredness. In later stages of dementia a person may not recognise food and drink. Concentration may also be poor. Keeping eating times regular, simple, calm and familiar might help. The SpillNot is an ingenious gadget that will let you carry an open beverage without spilling it. With a little bit of practice, spin a cup of liquid around in a circle without even losing a drop! The forces in action will fascinate your students and challenge their analytical reasoning.Eating and drinking both involve many different decisions, actions and movements. They are complex activities and can be disrupted in many ways. For anyone, whether able bodied or not, it is best to be sitting upright in a well-supported position. You should be sat close to the table or tray, which should be roughly at the height of your elbow. This means that the table can be used to support your forearms if required. You may be provided with equipment and services as a preventative measure, before a needs assessment is done. If, on assessment, your needs are high enough to qualify for help from the local authority, they will then look at your income and savings to see whether you will need to pay towards any future services you receive. These services might include disability equipment including alarms or telecare, adaptations to your home, help from a carer, or the delivery of meals or residential care. The force of gravity, Fmg, and the normal force, Fn, are acting on both the cup and liquid within the cup. The net force, Fnet, is in the same direction as the force acting on the handle, Fh, and will result in equal acceleration to the tray, cup, and liquid within the cup. Therefore, in the reference frame of the cup there will be no lateral forces on the liquid to cause spillage.

Alternatively, one could use the tilt of the SpillNot to determine the force. This can be accomplished by perhaps taking a picture or still-frame of a person swinging the apparatus. Then, with a protractor, measure the angle at which the rope falls below the horizontal. One can then compare a and v2/R by using tan(Ɵ)=a/gIf you have not had an opportunity to discuss your eating and drinking difficulties with a professional, you are strongly advised to seek an assessment of your situation. Despite that the SpillNot does not offer itself easily to quantitative laboratory work, you will be impressed by how easy it is to use. It is not a quantitative demonstration tool. On the contrary, its best use is to demonstrate that the study of physics can be used to solve practical problems in ordinary life. The bonus is that it makes the classic centripetal force demonstrations much easier to perform. Difficulties with initiating or carrying out movement may occur in later stages. This might affect all actions required to get food to the mouth and then to eat it. Verbal prompting and physical assistance may be needed. Finger foods or less ‘messy’ foods might help. As dementia progresses, swallowing difficulties (dysphagia) become more common. If a person has difficulty chewing and swallowing, you are advised to seek an appointment with a speech and language therapist. Having softer foods might help. At rest, the surface of liquid in a container is perpendicular to the direction of the force of gravity, Fmg, as is depicted in the above drawing. However, if we consider the reference frame of the cup during acceleration, the liquid is subject to two forces, Fmg and Fl, which act in combination. To account for both these forces, we can compute the net force, Fnet, by vector addition. If we align the two vectors, Fmg and Fl, tail to head, then the net force is the vector, Fnet, which has length and direction extending from the tail of the first vector to the head of the second. In reaction to the acceleration, there is a realignment of the surface of the liquid in the cup to be perpendicular to Fnet, rather than Fmg, as depicted above in the drawing. The larger the force Fl, the more tipped the surface will be while the cup is accelerating. If the surface is sufficiently tipped, the side of the cup will not be tall enough to retain the liquid, resulting in a spill.

Rob tested out the SpillNot at home. His wife, Jo, was delighted to get a cup of tea in bed on Mother’s Day:Be careful however, the velocity changes throughout the circle. It will reduce error to use only the top half of the circle. In that case, vsemicircle= πR/t. Post lab analysis might involve comparing g with v2/r and accounting for error; which is usually about 15%. with a physical or mental impairment which has a long-term and substantial adverse effect upon his/her ability to carry out everyday activities; These systems deliver food to the diner's mouth via, for example, a rotating plate and a mechanical or electronically controlled spoon. Some systems are powered, others are hand or foot operated. This lab does not have much to offer pedagogically beyond what a ball on a string can teach, however the device itself is the hook that gets kids interested. It is novel and exciting to be spinning a cup ominously out with the plane of the fluid nearly perpendicular to the floor! We do NOT decide if an item is or isn’t exempt & we don’t make any more or less money if we charge you VAT or we don’t charge you VAT.