NB Some equipment will have a label on with a phone number to ring the supplier who may come to collect.
Many High Street charity shops accept walkers. Alternatively, equipment can be put on Freecycle or Freegle.
Limbcare accept prosthetic limbs, orthotic parts, mobility aids including crutches. frames and wheelchairs. They can arrange pick up across the UK.
Paceforlife recycle pacemakers for developing countries.
NRS is the main supplier of disability aids and mobility equipment to the NHS. All equipment will have a barcode. Contact them to arrange return.