Kickboxing: Hand Immobilization Attack

Hand immobilization attacks involve clearing or pinning an opponent's arm in order to open a line to strike them. This is often referred to as trapping hands.

When speaking of hand immobilizations, there a generally an understanding of what it refers to, though its distinction from striking within the clinch is often unclear. To address this ambiguity, I’ll add some further clarification. Hand Immobilization Attack (HIA), or trapping, focuses on immobilizing or manipulating an opponent’s arms to create openings for strikes. Clinching, by contrast, is broader in scope and centers on controlling an opponent’s head, neck, or torso to off-balance them or maintain positional control.

Within Bruce Lee’s Five Methods of Attack, the concept of hand immobilization as a distinct category can be traced to his early training in Wing Chun. This martial art places a heavy emphasis on close quarters fighting where, through arm to arm contact with your opponent, you learn to feel how they are pressing against you (feel their energy) and manipulate their arms in order to successfully strike them.

Though this was a core aspects of Lee's early training, evidence suggests that he was gradually moving away from it as he developed his system. Many accounts suggest that his fight with Wong Jack Man marked a pivotal shift in his approach to combat.

Modern mixed martial arts seem to validate Lee’s decision to downplay the Hand Immobilization Attack. In actual fights—whether in sport competition or real-world encounters—multi-stage trapping sequences are virtually nonexistent. Even simple traps appear infrequently, and when they do, they rarely resemble the techniques most emphasized in traditional Wing Chun practice.

That being said, there are clear examples of HIA performed successfully in combat sports. In this section I highlight some of those techniques.

Lead Arm Inside Hand Pull Opp. Lead Arm(Jut Sau)
-To Rear Hand Punch -To Rear Hand Punch

Lead Arm Outside Hand Pull Opp. Lead Arm (Lap Sau)
-To Rear Hand Punch -To Rear Hand Punch

-To Rear Elbow

Rear Arm Outside Hand Pull Opp. Lead Arm (Jut or Pak Sau)

-To Rear Hand Punch

-To Lead Hand Punch

-To Rear Kick

Rear Arm Outside Hand Pull Opp. Rear Arm (Lap Sau)

-To Elbow

Lead Arm Outside Hand Pull Opp. Rear Arm

-To Lead Kick