Research Mediated via Thesis 

By self:

1. Trans Anal Pull Through For Hirschsprung's Disease

2. Assessment of Techniques in Single Stage Reconstruction of Bladder Exstrophy and Incontinent Epispadias in New and Previously Operated Patients

By candidates working under my supervision

1. Evaluation of quality of life and complications in patients of exstrophy bladder treated by ureterosigmoidostomy, primary repair of exstrophy and augmented exstrophy repairs. By Dr Sumit Agarwal. (status: completed and published)

2. Study of pre and post kasai changes in clinical parameters in patients of biliary atresia and its influence on survival with native liver By Dr Shraddha Verma  candidate for MCh Pediatric Surgery. (status: completed and due for publication) Download (please contact me if you want to access this document)

3.  Does neonatal PSARP for male intermediate anorectal malformation give better results than 3 stage anorectoplasty: a comparative study for outcomes in follow up. (Status completed & published).

4. Renal drainage improvement after Open and Laparoscopic pyeloplasty for Uretero-Pelvic Junction obstruction: A comparative study

5. THORACOSCOPIC REPAIR OF EA-TEF  SURGICAL TECHNIQUE AND QUANTIFIED OUTCOME. Completed and published. Download  (please contact me if you want to access this document) Download paper 

Collaborative Projects 

Research in progress / Projects

1.     Identification and characterization of target antigens on biliary epithelial cells and in blood in patients of biliary atresia using a proteomic approach – DBT project 

2.     Role of auto antigens and antigen specific antibodies in the etiopathogenesis of biliary atresia – ICMR project 3.     Impact Assessment Study of Rotavirus Vaccine linked to the national rotavirus surveillance network’ funded by the CDC Foundation, Atlanta with the Christian Medical College (CMC), Vellore.  

4.     Evaluation of b cells, their subsets, co-stimulatory molecules and autoantibodies in children with biliary atresia. With department of Immunopathology PGIMER.

5.     Exploration of potential target antigens responsible for occurance of biliary atresia in children. With department of Immunopathology PGIMER

6.     Dexmedetomidine As An Adjunct To Transversus Abdominis Plane Block For Pediatric Laproscopic Surgeries.

7.     Comparison Of Total Intravenous And Inhalational Technique For Maintenance Of Anaesthesia In Paediatric Abdominal Surgeries.

8.      Laparoscopic Hepaticoduodenostomy after Choledocal Cyst excision; Surgical technique and assessment of outcomes

Research Completed 

1.     Thoracoscopic repair of EA-TEF surgical technique and quantified outcome- MCh thesis.

2.     Hypercapnia and Acidosis during Thoracoscopic and Open Repair of Tracheoesophageal Fistula

3.     Comparison of Ringer Lactate and Plasmalyte solutions as maintenance fluids in children undergoing elective surgery.

4.     Outcome of poorly functioning kidneys secondary to PUJO preserved by pyeloplasty- A bidirectional study.

Conference Presentations

conference presentations on basic science research in Biliary Atresia

1. Sanghamitra Machhua, Yashwant Kumar, BR Thapa, Ranjana W Minz, Ravi Kanojia, Prema Menon. A reliable strategy for achievement of primary epithelial cell culture from atretic bile duct in biliary atresia in 3rdISPGHAN CON2016 on 24-25th Sep, 2016 at Kolkata.  

2.  Madhubala, Kamalpreet Kaur, Yashwant Kumar, Ranjana W Minz, B R Thapa, Ravi Kanojia. Lack of association of HLA-DRB with Biliary Atresia - a preliminary report at ISHICON2016, PGIMER, Chandigarh, 2nd and 3rdDecember, 2016.

3.  Anil Kumar Ram, Yashwant Kumar, B R Thapa, Ranjana W Minz, Veena Dhawan, Ravi Kanojia, Prema Menon, Riyaz Ahmad Rather. Differential Plasma Proteome Profile of Biliary Atresia in Infants: A Pilot Study at9th Summer School on Computational Mass Spectrometry: Based Proteomics, Berlin, Germany 3rd -7th July. 

30th International Symposium on Pediatric Surgical Research and Update on Newborn and Fetal Surgery Sept 8-10 2017 New Delhi

1. THORACOSCOPIC REPAIR OF ESOPHAGEAL ATRESIA & TRACHEOESOPHAGEALFISTULA -TREAT: HOW DO WE DO IT?

(VIDEO) (6 mins) R.P. Kanojia, N. Bhardwaj, R. Samujh (India)

2. ESOPHAGEAL ANASTOMOTIC CALIBER INDEX (EACI) AFTER THORACOSOCPIC REPAIR OF ESOPHAGEAL ATRESIA WITH TRACHEOESOPHAGEALFISTULA (TREAT): A COMPARATIVE ASSESSMENT WITH OPEN REPAIR FOR EA-TEF (3 mins) R.P. Kanojia, N. Bhardwaj, R. Samujh (India)

3. PORTO-DUODENOSTOMY FOR EXTRA HEPATIC BILIARY ATRESIA: PRELIMINARY EXPERIENCE (3 mins) N. Tank, R.P. Kanojia, R. Samujh (India)

Vth PUC IAPS NATIONAL CONFERENCE & WORKSHOP. Sri Ramachandra University, Chennai. 17-18 Nov 2017 

1. Vesiscopic reimplantation in Children Faculty Lecture 

2. Moderator : Panel discussion VUR Contentious issues in children 

3. PG Quiz 

Consensus In Pediatrics 6th Global Congress for Consensus in Paediatrics and Child Health (CIP) in Colombo, Sri Lanka, from November 12-15, 2017.

1. Thoracoscopic Repair of Esophageal Atresia & TracheoesophagealFistula -TREAT: State of the art in neonatal Minimal access surgery and our experience.

13th Annual conference of IAPS-PESI 23-25th Feb 2018 New Delhi. CME Talk - Thoracoscopic TEF repair: Case selection, technique, comparative outcome of open surgery

20th Annual meeting of Asia Pacific association of Pediatric Urologist 14-16th Dec 2018 New Delhi

Conducted Robotic Surgery hands on course (view complete scientific program) .

1. Robotic basics, instrumentation and set up with Si and Xi perspectives.

2. Pediatric Pyeloplasty - learning tool for beginner robotic surgeon

32nd International Symposium on pediatric surgical research 6-8 Sept 2019 Fukukoa Japan. Presented on Laparoscopic and robotic management of Achalasia Cardia experience with 5 cases. Picture

First national meeting on Congenital diaphragmatic hernia 2019 15th Sept 2019 Apollo Hospital New Delhi. Presented guest lecture on Minimally invasive repair of CDH technique and outcomes.

Faculty talks at 17th Annual conference of  Paediatric Endoscopic Surgeons of India. BHU Varanasi 8-10 April 2022 with pre conference workshop on 7th April 2022

Workshop talk on - Basics of Pediatric MAS and Video recording and editing for surgeons.

CME - Talk on Technical challenges during thoracoscopic repair of esophageal atresia

Resident presentation - Dr Fahih Ahmed Karl Storz session - Laparoscopic pancreaticojejunostomy for chronic pancreatitis

Faculty talk at14th Pediatric Update 24-27th March 2022 Hosted by MAMC Delhi on a virtual platform. Presented talk on Laparoscopy/Thoracoscopy for the beginners. https://youtu.be/2JaTq9yZVG0 

Faculty talk @ ASPU & ISPU Global plenum on Pediatric Urology of AIIMS & The university of Chicago Feb 6-9, 2023 - Click Here for video

Vesicoscopic reimplantation - Faculty talk SPUCON dec 2021