Journal of Current Surgery, ISSN 1927-1298 print, 1927-1301 online, Open Access
Article copyright, the authors; Journal compilation copyright, J Curr Surg and Elmer Press Inc
Journal website https://www.currentsurgery.org

Original Article

Volume 11, Number 3, September 2021, pages 51-56

Validation Study of a Novel Chest Tube Placement Device: Comparison of Procedure Time and Lung Injury Risk Between the JD Hook® Device and Conventional Chest Tube Placement Devices

Figures

Figure 1.
Figure 1. (a) Manikin setup for placement of chest tube devices. (b) Lung surface with visceral pleural surface cover placed 2 cm from the rib cage. (c) Insertable length of JD Hook® device housed within a 12 FR chest tube with blunt tip. (d) Close-up view of device tips used in the study.
Figure 2.
Figure 2. Chest tube insertion procedure times (in seconds) for each device over three consecutive trials.
Figure 3.
Figure 3. Lung injury score shows number of times that the pleural surface contact was noted during chest tube insertion (out of three consecutive trials for each device).
Figure 4.
Figure 4. Schematic drawing showing simplified insertion steps for the JD Hook (R) chest tube insertion device. Tip angulation and base specifics minimize risk of lung injury during the insertion process.
Figure 5.
Figure 5. Outline of JD Hook® placement safety zone on right ribcage between the second and sixth intercostal space (original artwork depicting the JD safety zone, by J. Durrani, overlaid on Shutterstock Image ID: 1321108376, used with permission and standard use license).
Figure 6.
Figure 6. Outline of JD Hook® placement safety zone on left side. Base of the safety triangle rests at the sixth intercostal space between the midaxillary and anterior axillary line (original artwork depicting the JD safety Zone, by J Durrani, overlaid on Shutterstock Image ID: 1321108361, used with permission and standard use license).

Tables

Table 1. Chest Tube Insertion Times (in Seconds) for Each Device Over Three Consecutive Trials
 
28FR/trocar24FR/Kelly forcepsJD Hook®
Bottom row represents lung injury risk score, showing number of times that the pleural surface contact was noted for each device out of three consecutive trials.
Trial 146 s62 s23 s
Trial 239 s49 s25 s
Trial 339 s69 s29 s
Lung injury risk3/3 (100%)1/3 (33%)0/3 (0%)

 

Table 2. One-Way Repeated Measures ANOVA Test
 
28 FR/trocar24 FR/Kelly forcepsJD Hook® device
One-way repeated measures ANOVA test showed P value of 0.000062. Trial 2 and trial 3 data were duplicated for statistical purposes. ANOVA: analysis of variance.
Mean procedure time40.4 s59.6 s26.2 s
Standard deviation3.1310.082.68
P value0.000062