Watch the Jazz Blues in F: 1 online guitar lesson by TrueFire from Play Jazz Guitar 10: Advanced Soloing Approaches
Lesson Source: Carl Verheyen's S.W.A.T. Sessions: Jazz Rock
Playing over chord changes using an edgy tone enables us to get a bit of sustain with a horn-like tone. The diminished scale I used here is slightly altered for the blues, trying to outline a #5 chord resolving to a 9th chord.