Here are a few prayers and resources 

 Prayers before and after meetings 
 Out of the depths I cry  to  thee O Lord 
For for those supporting  people who  are sick  or dying. 
 Prayers for people who  are dying or who have just  died 
 The Art of Dying Well
For people with dementia and for thier carers
 Pastoral care Project – Dementia prayer week 

Other resources
 Praying with patients - Dr Robert Hardie (pdf)
 The virtue of accepting Dr Ian Jessiman FRCP.
The prayer of St Ignatius: help for the sick in making choices
Why I love being a carer