A slide is effective
Lifting techniques have replaced the travel techniques. People are no longer lifted in bed, but moved away. This is already a considerable improvement. However, moving a patient of 94 kg higher up in beed without tools still requires a lot of strength (31.5 kg). A slide sail is an efficient solution and reduces the required forces by 40% on average.
A tensile force should not exceed 21 kg if 90% of nurses are able to perform this task in an acceptable manner. With a slidesheet, the physical load reaches an acceptable level for patients up to 94 kg with curved legs on a standard cold foam mattress.
Cold foam mattress density 40kg/m3, patient 94kg, legs plodding.
Slidesheet vs. slidesheet
The difference between a slide and a slide is that a slide sheet only covers one layer. On the other hand, a slide sail is always a cyclist tunnel , i.e. two smooth layers on each other. The measurements with one slide sheet or two slide sheets on each another prove that this has an impact. For a lying patient, thus with stretched legs, that makes a difference of 40% and more. A large slide sail or double layer is therefore preferable. It makes little difference whether the slide sheet is on or below the stabbing layers.
Cold foam mattress density 40kg/m3, patient 94 kg, legs stretched.
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Effect of (soft) anti-decrubitis mattresses
In bedridden patients, anti-decubitus mattresses are used to prevent puncture wounds: memory foam or alternance mattresses. Collar foam gradually takes on the shape of the body so that the patient can fit in a kind of fit. This makes it more stressful (44.52 kg). In alternate mattresses, some more or less is blown up. This is slightly more favourable in terms of pulling forces (40.62 kg). A slider is a good improvement in these cases, reducing the required pull forces to 50%.
Under the motto the lower the force, the better... the influence of the bed in Trendelenburg was also tested with main end 30° tilted. Without glide sail this measure is 15% less pulling forces. With glidesheet the profit is limited depending on the type.
| Type of slippery sail | Coarse foam mattress Tempur® 85 kg/m3 |
Alternation mattress Alpha-excel® |
Alternation mattress + Trendelenburg |
| Without a tool | 44.52 kg | 40.62 kg | 34.38 kg |
| Hyperslide 134×74 | 24.36 kg | 23.16 kg | 16.48 kg |
| Hyperglide 130×70 | 20.44 kg | 18.78 kg | 17.28 kg |
| Handi-slide 130×70 | 14.94 kg | 13.26 kg |
Patient 94 kg, legs plodding.
Influence of the legs
If possible, the patient's legs are plodding. This requires less strength when sliding up in bed. However, if the weight of the passive legs rests on the mattress, the forces can rise high. Especially with the standard foam mattress. The nurses must exercise 50% more force. A calf roll, which makes the legs float, is a good improvement and scores somewhere in between.
On the memory foam mattresses, the disadvantage of the stretched legs is less pronounced. It should be borne in mind that the force is already higher anyway. However, with a sliding sail still 20% more force will be needed when the legs are stretched on the bed opposite the curved position.
Influence of patient weight
Slidesails are indicated in all passive patients:
- 60 kg: Tensile forces acceptable with a slide on all tested mattresses.
- 78 and 94 kg: acceptable on cold foam mattress
- 78 and 94 kg: Needed on anti-decubitus mattress slipper and Trendelenburg
- > 94 kg: slide sail, String butg and second helper necessary
| Patient weight | Coarse foam mattress + slide |
Alternation mattress + slide |
Alternation mattress + slide + Trendelenburg |
| 60 kg | 15.98 kg | ||
| 78 kg | 24.48 kg | 18.54 kg | 13.22 kg |
| 94 kg | 24.36 kg | 23.16 kg | 16.48 kg |
| 118 kg | 27.42 kg | 36.96 kg | 28.06 kg |
Legs plodding, Hyperslide 134×74
Influence of second helper
A helping hand has always been well received in the care. However, a second helper does not exclude the use of other aids. On anti-decrubitis mattresses, the pull forces still remain too high when sliding up, even though two are moving towards the diagonals of the bed. For patients of 78 kg, the combination of a second supporter and slide sail is sufficient. For heavy people (118 kg) however, tilted capturing (Trendelenburg) is necessary to get just within the acceptable limits on the Tempur mattress.
| Coarse foam mattress | Alternation mattress | |
| Second Helper | 21.6 kg | 32.86 kg |
| Second helper and slide | 11.16 kg | 18.46 kg |
| Second helper, slide and Trendelenburg (78 kg) | 11.08 kg | 16.66 kg |
| Second helper, slide and Trendelenburg (118 kg) | 20.76 kg |
Legs plodding, Hyperslide 134×74, patient 78 kg
Practical
The positive effect of sliding sails is clear. In Roeselare's Sacred Heart Hospital, patients are therefore 24/24 hours on slides. The type of sliding sailing depends on the application per department. In nursing departments, this is often the Hyperslide 134×74, which was often measured in this study. For all patients over 85 kg, the agreement is that the slidesail moves to OK. In passive patients a slideseil is always used to move it up and for alternating positions at decubitus prevention.
Good aids, however, do not preclude the application of good technique. Patients'rooms should be designed to take this into account. For example, behind the main end of the bed a free space of 45 cm would be possible to avoid twisted postures.
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[1] Maertens Lieven. 2010 Tensile forces when used sliding sail: ergonomic approach in procedure .Finishing technician ergonomics.
Source: Tensile forces when using gliding sail, Lieven Maertens