A pilot study to assess the safety and usefulness of combined transurethral endoscopic mucosal resection and en-bloc resection for non-muscle invasive bladder cancer

Table 4 A review of literature on en-bloc resection within recent 5 years

Author: device	N	Tumour size; cm	Tumour number	Operation time; min	Reference/Year
E-ERBT
Kramer: Monopolar	91	2.13 (0.71)	1.48 (0.74)	27.19 (11.96)	[17]/2015
Kramer: Bipolar	65	2.25 (0.71)	1.62 (0.86)	27.19 (11.96)	[17]/2015
Hurle	74	1.98 (0.59)^a	1 (1–4)	–	[14]/2016
L-ERBT
Liu: Thulium YAG	64	1.31 (0.23)	2.8 (1.2)	48.2 (15.8)	[18]/2013
He: Green-light KTP	45	1.8 (0.8–3.0)	–	21 (12–38)	[19]/2014
Chen: Thulium YAG	71	2.6 (1.4)	1.8 (1.5)	56.5 (37.4)	[20]/2015
Muto: Thulium YAG	55	2.36 (1.47)		33 (14)	[21]/2015
Kramer; Holmium YAG	50	2.63 (0.79)	1.36 (0.56)	29.65 (12.46)	[17]/2015
Kramer: Thulium YAG	15	1.66 (0.73)	2.60 (0.73)	29.65 (12.46)	[17]/2015
Migliari: Thulium	58	2.5 (0.5–4.5)	–	25 (12–30)	[22]/2015
Chen: Green-light LBO	83	1.85 (1.07)	1.76 (0.81)	21.46 (10.42)	[23]/2016
Zhang: Vela	38	2.1 (0.8–3.0)	–	23 (15–43)	[24]/2017
D’souza: Holmium YAG	27	1.58 (0.31)	2.5 (1.5)	58.2 (15.8)	[25]/2017

Data were showed as mean (SD or range)
^aAmong 74 patients, 6 underwent a combination of ERBT and TURBT E-ERBT electrical en-bloc resection of bladder tumor, L-ERBT laser en-bloc resection of bladder tumor, YAG Yttrium Aluminum Garnet, KTP potassium-titanyl-phosphate, LBO lithium triborate

ISSN: 1471-2490