The Shriners Hospitals not only contracted with Warner Bros. for a series of PSA's featuring Looney Tunes characters, but also Hanna-Barbera for The Flintstones.
First up: Fred (Henry Corden) appears on television to make an appeal for the Shriners:
Today, you'd get in trouble for using the word "crippled". "Disabled" would be more appropriate.
Next, Fred schools Dino on one particular Shriners patient:
Not exactly sure when these were initially broadcast.