1948-1970:
HIP REPLACEMENTS,
HOSPICES,
BETA BLOCKERS,
BIRTH CONTROL PILL
PORTABLE DEFIBRILLATOR
DISCOVERY OF NEUROPLASTICITY
DISPOSABLE HYPODERMIC SYRINGE
1971-1999:
CT SCANS
the MRI machine
DNA SEQUENCING
21st C:
Stem cell research
Heart cells grown from stem cells
Discovering the master switch for cancer
The Cancer Genome project
You list all these things which were first developed in the US ( and I know because some of them my dad did and some of em I worked on). To claim them as UK inventions or firsts is rather Soviet of you