13 votes

What is this name of this kind of joint lock?

This is a nothing lock - it is a made for television move. While Sherlock's thumb and index finger do lie along anterior wrist points used frequently with various wrist locks or throws (e.g. ...
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  • 8,245
13 votes

What is this name of this kind of joint lock?

It's hard to tell, but it looks like the dude on the right's left arm is pushed up behind his back. I hear that called that a "chicken wing", which is similar to BJJ's "Kimura", catch-wrestling's ...
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10 votes
Accepted

Arm bar crushes the groin

I assume you are working on the arm bar known in judo as juji gatame. The principle in this technique is the use of a class 2 lever to hyperextend the opponent's elbow joint. Resistance is in the ...
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  • 13.7k
9 votes
Accepted

Are Omoplatas legal in judo?

Yes, omoplatas are considered a variant of ashi-gatame or hiza-gatame.1 3 The IJF Referee Commission has confirmed their legality on multiple occasions,1 2 both as a submission, and as a turnover: ...
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  • 7,302
9 votes

Arm bar crushes the groin

I prevent testicle crushage while armbarring my partners and opponents by: Pulling the arm further towards my head, so their elbow is across my pelvis and not my crotch Squeezing my knees tighter on ...
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8 votes

What is this name of this kind of joint lock?

This appears to be a hammerlock or "chicken wing", held with only one hand for ostensibly artistic purposes i.e. to imply Sherlock is so skilled he only needs to utilise a very small amount ...
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  • 7,302
7 votes
Accepted

Why can't you rip your arm out of a BJJ arm lock?

I am going to assume we are talking about the cross body arm lock (juji gatame, in judo). It is possible to escape before an opponent sets in a joint lock tightly. This basically involves ...
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7 votes
Accepted

Why were leg-locks removed from Judo?

Leg-locks were banned shortly after an 1899 exhibition match in Kyoto (held before Emperor Taishō) between Kodokan 3rd dan Yuji Hirooka and Fusen-ryū master Mataemon Tanabe. During the match Tanabe ...
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  • 7,302
7 votes

Why is ude-garami legal if it is effectively a shoulder lock?

Original intent of rule The phrasing "kansetsu-waza applied to the elbow joint"b is used by the Kodokan to describe joint-locks which achieve their effect by: straightening or bending the ...
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  • 7,302
6 votes
Accepted

Baratoplata vs Kimura

The kimura, omoplata, and barataplata are all attacks on the shoulder. The end result is the same but they apply the attack in different ways. The end result is to isolate the uke's (receiver's) ...
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  • 176
6 votes

Are Hammerlocks legal in judo?

The Kodokan considers both armbar and bent arm arm-locks "locks applied to the elbow joint", since both involve locking the elbow joint to achieve their effect (locked straight and inverted, ...
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  • 7,302
6 votes

Arm bar crushes the groin

I've been training Bjj since 1998. I always learned to squeeze my knees to prevent this pain on testicles. This is the most common way to avoid this kind of injury. But this year, when I was visiting ...
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  • 1,165
6 votes
Accepted

What is the best way to avoid armlocks?

I would turn this question around and ask: How do people get standing arm-bars and joint locks on the arms of their opponents? Understanding how they do that will give you a good idea about how to ...
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5 votes
Accepted

How are armlocks categorised in Judo?

The Kodokan classifies armlocks according to the position tori adopts while applying them. As such this lock (sometimes called kannuki-gatame) is indeed a variant of ude-garami, since tori holds uke's ...
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  • 7,302
4 votes

Are Biceps Slicers legal in judo?

I was taught a compression armlock by a US national referee. I am not formally familiar with the term bicep slicer, but your description of the armlock matches exactly what I learned. It's a joint ...
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  • 13.7k
4 votes

Why can't you rip your arm out of a BJJ arm lock?

There was a machine at a gym I used to go that was inadvertently an armbar exerciser. It started you out on your side, with your body in a "crunch" position, and you moved to straighten out your back, ...
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  • 145
4 votes

What is this name of this kind of joint lock?

In the Takagi-ryū of classical jūjutsu this could be considered a variation of "Ōgyaku dori". Some variants include having the arm collapsed behind the back like in the presented image and GIF. While ...
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  • 106
4 votes

Is there a way to reliably attack only a bent elbow joint with ude garami (Kimura, Americana)?

Attacking the muscles and tendons connecting the elbow As Philip says, Americana style ude-garami from mune-gatame can be used to cause pain to the elbow joint and/or connecting muscles/tendons by: ...
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  • 7,302
4 votes

Is there a way to reliably attack only a bent elbow joint with ude garami (Kimura, Americana)?

While "reliably" may be disputable, the main means to make the bent-arm variant (from mune-gatame, i.e. not the classic kimura with uke's wrist behind her back, although the principles mostly apply) ...
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4 votes

Is there a way to reliably attack only a bent elbow joint with ude garami (Kimura, Americana)?

Yes, there is. Ude garami is a commonly misunderstood technique. Mainly because most people in western countries get taught that it has to be performed with uke's arm being bent. There is even a ...
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  • 273
4 votes
Accepted

How do you release yourself from an arm being locked behind your back?

Those in the video are very close to the techniques I learn. It's actually very easy to get out of any one of the techniques. The difficulty comes when the person performing the wrist lock/arm lock ...
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  • 2,840
4 votes

How do you release yourself from an arm being locked behind your back?

For the 'Hug' in the 11th second, honestly, I dont see any controling, as the guy in front is still able to move and he is still able to deliver punches, headbutts (before he was grabbed by his ...
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  • 1,176
3 votes

How do you release yourself from an arm being locked behind your back?

I'm sure the grapplers will have a lot of great counters. Here's a few that immediately come to mind, going from late counter to early counter: If you have the shoulder flexibility that your wrist ...
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  • 8,553
3 votes
Accepted

What is a "shoulder lock" in Judo terminology?

In Judo texts which use "elbow lock" to refer to bent-arm locks, the term "shoulder lock" appears in two contexts: kata-gatame ("shoulder hold", osaekomi-waza)1 2 3 kata-...
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  • 7,302
3 votes

Are Hammerlocks legal in judo?

I will answer as best I can, but I expect more experienced referees may disagree. This is an example of when the Kodokan classification is not very useful given the very different applications it ...
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  • 13.7k
3 votes

Baratoplata vs Kimura

Baratoplata and Kimura hurts the same joints and area Shoulder. It means both submissions are to same result but with different variations. In the same way of the Arm bar/arm lock. This submission ...
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  • 1,165
2 votes

Why is ude-garami legal if it is effectively a shoulder lock?

I think you have mostly answered your own question. Ude-garami can affect both the shoulder and the elbow joint. As an official, it is not possible to tell whether the shoulder is being affected. ...
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  • 13.7k
1 vote
Accepted

Were wristlocks ever part of Judo randori?

Syd Hoare (8th Dan) in a lecture given to the EJU Foundation Degree Course at Bath University in Aug 2005 said the following with respect to his research on the inclusion of wrist locks in early judo: ...
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  • 7,302
1 vote

Are Biceps Slicers legal in judo?

As always, it depends on the rule set your training is targeting; but with that being said...the bicep slicer is legal accoring to the current IJF, and Free-Style Judo competition rule-sets.
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