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Men's 50m Backstroke S4 at the XIV Paralympic Games
Venue	London Aquatics Centre
Dates	6 September
Competitors	10 from 8 nations
Winning time	45.75
Medalists
Juan Reyes  Mexico Aleksei Lyzhikhin  Russia Gustavo Sánchez Martínez  Mexico
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Swimming at the 2012 Summer Paralympics
Men's events
50 m freestyle		S2		S4	S5
	S6	S7	S8	S9	S10
	S11	S12	S13
100 m freestyle		S2		S4	S5
	S6	S7	S8	S9	S10
	S11	S12	S13
200 m freestyle		S2	S4	S5	S14
400 m freestyle	S6	S7	S8	S9	S10
	S11	S12	S13
50 m backstroke	S1	S2	S3	S4	S5
100 m backstroke	S6	S7	S8	S9	S10
	S11	S12	S13	S14
50 m breaststroke			SB3
100 m breaststroke				SB4	SB5
	SB6	SB7	SB8	SB9
	SB11	SB12	SB13	SB14
50 m butterfly					S5
	S6	S7
100 m butterfly			S8	S9	S10
	S11	S12	S13
150 m medley				SM4
200 m medley	SM6	SM7	SM8	SM9	SM10
		SM12	SM13
Freestyle relays	4 × 100 m (34pts)
Medley relays	4 × 100 m (34pts)
v t e

The men's 50m backstroke S4 event at the 2012 Summer Paralympics took place at the London Aquatics Centre on 6 September. There were two heats; the swimmers with the eight fastest times advanced to the final.

Results

Heats

Competed from 10:44.

Heat 1

Rank	Lane	Name	Nationality	Time	Notes
1	4	Arnost Petracek	Czech Republic	45.16	Q, EU
2	3	Gustavo Sánchez Martínez	Mexico	46.48	Q
3	5	Jan Povysil	Czech Republic	47.33	Q
4	6	Ronystony Cordeiro da Silva	Brazil	50.95	Q
5	2	Ahmed Kelly	Australia	57.91

Heat 2

Rank	Lane	Name	Nationality	Time	Notes
1	3	Aleksei Lyzhikhin	Russia	46.57	Q
2	4	Juan Reyes	Mexico	47.40	Q
3	5	David Smétanine	France	49.33	Q
4	6	Eskender Mustafaiev	Ukraine	51.92	Q
5	2	Kestutis Skucas	Lithuania	52.38

Final

Competed at 18:52.

Rank	Lane	Name	Nationality	Time	Notes
	2	Juan Reyes	Mexico	45.75
	3	Aleksei Lyzhikhin	Russia	46.73
	5	Gustavo Sánchez Martínez	Mexico	47.17
4	6	Jan Povysil	Czech Republic	48.41
5	4	Arnost Petracek	Czech Republic	49.49
6	7	David Smétanine	France	50.30
7	1	Ronystony Cordeiro da Silva	Brazil	51.75
8	8	Eskender Mustafaiev	Ukraine	52.51

Q = qualified for final. EU = European Record.

References

Official London 2012 Paralympics Results: Heats Archived 2012-09-13 at the Wayback Machine
Official London 2012 Paralympics Results: Final Archived 2012-09-13 at the Wayback Machine

• Swimming at the 2012 Summer Paralympics