Evaluation of Supraglottic Jet Oxygenation and Ventilation in 105 Patients During Bronchoscopy Using the Twinstream® Microprocessor-Controlled Jet Ventilator and the Wei Nasal Jet® Tube

10 January 2023 : Clinical Research

Mingyuan Yang^1ABCDEF, Huafeng Wei^2EF, Qingwu Hou^1B, Bin Wang^1B, Qinghao Cheng^1ABCDEFG*

DOI: 10.12659/MSM.938602

Med Sci Monit 2023; 29:e938602

Background Material and Methods Results Discussion Conclusions References

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Table 1 Comparison of demographic and clinical patient characteristics between the 2 groups.

Characteristic	Group W (n=50)	Group M (n=50)	P value
Age, mean±SD, years	50.96±10.76	51.48±10.54	0.808
Body mass index, mean±SD (%)	23.27±4.51	22.29±3.12	0.206
Male, n (%)	33 (66)	32 (64)	0.915
ASA Classification			0.191
Class I, n (%)	0 (0)	1 (2)
Class II, n (%)	23 (46)	30 (60)
Class III, n (%)	27 (54)	19 (38)
Comorbidities
Cardiovascular history, n (%)	9 (18)	4 (8)	0.234
Hypertension disease, n (%)	5 (10)	0 (0)	0.056
Diabetes mellitus, n (%)	8 (16)	4 (8)	0.357
Pulmonary Comorbidities
Chronic pulmonary disease, n (%)	2 (4)	0 (0)	0.495
Tracheal esophageal fistula, n (%)	1 (2)	1 (2)	0.773
Lobectomy, n (%)	10 (20)	4 (8)	0.148
Pulmonary tuberculosis, n (%)	0 (0)	3 (6)	0.242
Pulmonary bulla, n (%)	1 (2)	0 (0)	1.000
Pathology			0.088
Non-tumor, n (%)	12 (24)	21 (42)
Tumor, n (%)	38 (76)	29 (58)
Lesion location			0.207
Main airway, n (%)	29 (58)	22 (44)
Left or right main bronchus, n (%)	16 (32)	15 (30)
Mixed airway, n (%)	1 (2)	3 (6)
No lesion, n (%)	4 (8)	10 (20)
Degree of stenosis			0.755
0–49%, n (%)	27 (54)	23 (46)
50–74%, n (%)	9 (18)	10 (20)
75–89%, n (%)	4 (8)	7 (14)
≥90%, n (%)	10 (20)	10 (20)
Procedure duration (min)	27.60±12.63	29.42±11.44	0.452
Data are expressed as mean±standard deviation or as numbers and percentages. Group W – Wei nasal jet tube group; Group M – endoscopic face mask group; ASA – American society of Anesthesiologists.

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