Not Such Good Vibrations

Have you worked in the construction industry orbecame a prescribed industrial disease and the
forestry? Are you a grounds man, a greenHealth and Safety Executive started to examine
keeper or professional gardener? Then yourmeasures to reduce the incidence of the disease.
profession could triggered Vibration White FingerBy the early 1990's the difference between VWF,
(VWF) or Hand-Arm Vibration Syndrome (HAVS).a mainly vascular complaint, and HAVS, which
Anyone working with vibrating hand-held toolsaffects both blood vessels and nerves of the
over a prolonged period, whether it's ahand, wrist and arm, was defined. With all this
lawnmower or a jackhammer, is potentially at riskmedical evidence to draw on British Coal was
of this painful debilitating disease.taken to court by seven mine workers severely
Vibration White Finger is a secondary form ofaffected by the disease as a result of prolonged
Raynaud's Disease, where fine blood vessels inuse of chainsaws and drills, the High Court
areas like the fingertips, toes, ears and nose goawarded them £127,000. Subsequently the
into spasm. VWF is where the small blood vesselsgovernment set up a fund to settle any similar
in the fingertips, often triggered by contact withclaims and because VWF is a recognized disease,
the cold, go into spasm. The first symptom is aworkers affected may be eligible for Industrial
pins and needles sensation and loss of dexterity.Injuries Disablement Benefit.
The fingertip turns white as the vessels constrictIn 2002 the European Union passed a Directive
and they may start to ache, as the vessels relaxgoverning the minimum health and safety
the fingertip becomes a dull red as the bloodrequirements for workers exposed to vibrations.
floods back.Exposure to vibrating machinery is measured as
If the circumstances don't change, attacks'trigger time', the amount of time a finger is
become more frequent and increasingly painful,actually on the 'on button'. The design of the tool,
affecting more fingers. In severe cases it leads toits age and condition and the way it's used can
skin ulcers or gangrene especially when the workvary these measurements enormously. The HSE
is outside in the cold and wet such as in forestry.published a list of tools and their vibration levels
The disease affects a huge range of occupationswith a graph showing the safe limits of a workers
where hand-held vibrating machinery is used, fromdaily trigger time.
hedge-trimmers and chainsaws to angle grindersIf you have a history of working with vibrating
and riveters.hand-held tools and think you may suffer from
French miners first reported the symptoms ofVWF or HAVS, then get it diagnosed. Help
Vibration White Finger in the early 19th centuryyourself by keeping your hands as warm as
after pneumatic tools were introduced. Professorpossible to stop the arteries going into spasm.
Loriga recorded similar muscular spasms in theSome medicines may also help. If you smoke,
hands of Italian miners in 1911. Seven years laterquit, as this will improve your circulation. Finally
Dr Alice Hamilton identified the link betweenstop or reduce the time you use the tools that
prolonged use of vibrating hand-tools and VWF inmay be causing the problem. Check what your
quarry cutters and noted that cold weather'trigger time' should be and ensure the equipment
severely aggravated the condition.is in good order and used correctly, possibly
Despite all this evidence it wasn't until 1975 thatupdate to a model that vibrates less. If the
Dr Pelmear and Dr William Taylor developed thedisease means you can no longer work or it's
Taylor-Pelmear scale to measure the affliction. Inseverely restricting your livelihood then explore
1980, following a research paper by Professorpursuing a compensation claim.
Mike Griffin of Southampton University, VWF