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Table 1 Median depth of coagulation necrosis in single tissue samples

From: Ultrasonic scalpel causes greater depth of soft tissue necrosis compared to monopolar electrocautery at standard power level settings in a pig model

 

Ultrasonic scalpel

Monopolar electrocautery

 

automatic

manual

automatic

manual

Animal

A

B

A

B

A

B

A

B

1

416.1

543

1100

n.a.

220

374.5

n.a.

217.8

2

509.7

1346

1721.8

n.a.

196.7

331.2

302.2

185.6

3

868.7

n.a.

612.9

n.a.

240.4

324.1

n.a.

364.1

4

408.4

219.5

645.6

230.5

252.2

224.7

103.8

92.9

5

975.9

n.a.

n.a.

n.a.

633

153.6

116.5

n.a.

6

581.8

375.2

n.a.

177.3

213.1

117.4

72.4

89.8

7

438.4

n.a.

n.a.

n.a.

293.7

222.6

127.5

178.6

8

n.a.

n.a.

n.a.

n.a.

213.4

n.a.

101.7

190.1

9

268.2

244.2

n.a.

n.a.

116.1

253.1

112.6

100.7

10

  

n.a.

225.6

  

n.a.

n.a.

11

  

n.a.

143.3

  

78

244.2

12

  

283.8

151

  

95.3

140.1

13

  

n.a.

n.a.

  

250.5

135.4

14

  

n.a.

141.1

  

65.9

129.6

15

  

213.2

163

  

101.7

153.6

16

  

n.a.

496.5

  

n.a.

124

  1. Median Depth of coagulation necrosis in single tissue samples (A and B) measured in micrometer; n.a. = not adequate for morphometric analysis based on inappropriate resection plane
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