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Author Saurabh Kapoor

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Testing of primary stability of the Activ® L intervertebral disc prosthesis in cadaver bone and comparison of the two different anchoring concepts – keel and spike anchoring

Christoph von Schulze Pellengahr, Wolfram Teske, Saurabh Kapoor, Alexander Klein, Bernd Wegener, Andreas Büttner, Matthias Lahner,

Abstract Background: High primary stability is the fundamental prerequisite for safe osseointegration of cementless intervertebral disc prosthesis. The aim of our study was to determine the primary stability of intervertebral disc prosthesis with two different anchoring concepts – keel and spike anchoring. Methods: 10 human cadaveric lumbar spine specimens with ... Read more >>

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Emergent TandemHeart-ECMO for acute severe mitral regurgitation with cardiogenic shock and hypoxaemia: a case series.

Michael DiVita, Gautam K Visveswaran, Kasaiah Makam, Peyman Naji, Marc Cohen, Saurabh Kapoor, Craig R Saunders, Mark J Zucker,

Background :Acute severe mitral regurgitation (MR) associated with cardiogenic shock is a life-threatening emergency. Traditional teaching has focused on the need for emergent coronary angiography and/or intra-aortic balloon counterpulsation in preparation for emergent open-heart surgery for repair/replacement. Unfortunately, emergent open-heart surgery in patients with acute MR complicated by cardiogenic shock is ... Read more >>

Eur Heart J Case Rep (European Heart Journal: Case Reports)
[2020, 4(1):1-6]

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Stent augmentation of an anterior odontoid screw for type 2 odontoid fracture-dislocation in the elderly population: Report of two cases and literature review.

Saurabh Kapoor, Oded Herschkovich, Corrado Lucantoni, Bronek Boszczyk,

The fixation of type 2 odontoid fractures poses significant challenges in the elderly population due to coexistent osteoporosis and communition resulting in a high failure rate with conventional anterior screw fixation. Two elderly patients with unstable odontoid peg fractures and coexistent osteoporosis were treated with stentoplasty and anterior odontoid screw ... Read more >>

J Craniovertebr Junction Spine (Journal of craniovertebral junction & spine)
[2019, 10(4):254-258]

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Incidence, Risk Factors, and Outcome of Cardiac Arrhythmia Postcardiac Surgery in Children.

Akanksha Jain, Shahzad Alam, S Kiran Viralam, Tanzila Sharique, Saurabh Kapoor,

Objective:To study the incidence of postoperative cardiac arrhythmias in children undergoing cardiac surgery and to evaluate the risk factors and outcome of these patients. Materials and Methods:This retrospective observational study was conducted in the cardiac pediatric intensive care unit and included children <18 years of age. Children were monitored in ... Read more >>

Heart Views (Heart views : the official journal of the Gulf Heart Association)
[2019, 20(2):47-52]

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Structural and Chemical Approach toward Understanding the Aqueous Corrosion of Sodium Aluminoborate Glasses.

Saurabh Kapoor, Randall E Youngman, Kiryl Zakharchuk, Aleksey Yaremchenko, Nicholas J Smith, Ashutosh Goel,

Despite an ongoing strenuous effort to understand the compositional and structural drivers controlling the chemical durability of oxide glasses, there is still no complete consensus on the basic mechanism of glass dissolution that applies to a wide composition space. One major reason for this problem is the structural complexity contained ... Read more >>

J Phys Chem B (The journal of physical chemistry. B)
[2018, 122(48):10913-10927]

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Bone marrow washout for multilevel vertebroplasty in multiple myeloma spinal involvement. Technical note.

Oded Hershkovich, Corrado Lucantoni, Saurabh Kapoor, Bronek Boszczyk,

INTRODUCTION:Vertebral involvement is found in a high percentage of multiple myeloma (MM) patients, often requiring multilevel surgical treatment to reduce pain and disability and to receive prompt access to oncological care. We describe the clinical use of washout technique for multilevel vertebroplasty in MM patients with diffuse spinal involvement. The ... Read more >>

Eur Spine J (European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society)
[2019, 28(6):1455-1460]

Cited: 1 time

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Nano-phase separation and structural ordering in silica-rich mixed network former glasses.

Hao Liu, Randall E Youngman, Saurabh Kapoor, Lars R Jensen, Morten M Smedskjaer, Yuanzheng Yue,

We investigate the structure, phase separation, glass transition, and crystallization in a mixed network former glass series, i.e., B2O3-Al2O3-SiO2-P2O5 glasses with varying SiO2/B2O3 molar ratio. All the studied glasses exhibit two separate glassy phases: droplet phase (G1) with the size of 50-100 nm and matrix phase (G2), corresponding to a ... Read more >>

Phys Chem Chem Phys (Physical chemistry chemical physics : PCCP)
[2018, 20(23):15707-15717]

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Giant thoracic discs: treatment, outcome, and follow-up of 33 patients in a single centre.

Saurabh Kapoor, Meriem Amarouche, Farah Al-Obeidi, Jean Marie U-King-Im, Nick Thomas, David Bell,

PURPOSE:To help guide treatment strategies and create insight into functional outcomes in patients with Giant herniated thoracic discs (GHTD), which are defined as occupying more than 40% of spinal canal. METHODS:Authors did a retrospective analysis of prospective cohort of 33 cases of GHTD, using clinical letters, notes, and telephonic questionnaires ... Read more >>

Eur Spine J (European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society)
[2018, 27(7):1555-1566]

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The in vivo performance of an alkali-free bioactive glass for bone grafting, FastOs® BG, assessed with an ovine model.

Paulo P Cortez, Ana F Brito, Saurabh Kapoor, Ana F Correia, Luis M Atayde, Patrícia Dias-Pereira, Ana Colette Maurício, Américo Afonso, Ashutosh Goel, José M F Ferreira,

Although bioactive glasses are successfully used as bone substitutes, recent studies have revealed that the high alkali content in these glasses leads to fast in vivo degradation rates that may not match the rate of new bone ingrowth. This prompted us to design and develop novel bioactive glasses that are ... Read more >>

J. Biomed. Mater. Res. Part B Appl. Biomater. (Journal of biomedical materials research. Part B, Applied biomaterials)
[2017, 105(1):30-38]

Cited: 5 times

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Understanding the composition-structure-bioactivity relationships in diopside (CaO·MgO·2SiO₂)-tricalcium phosphate (3CaO·P₂O₅) glass system.

Saurabh Kapoor, Ângela Semitela, Ashutosh Goel, Ye Xiang, Jincheng Du, Ana H Lourenço, Daniela M Sousa, Pedro L Granja, José M F Ferreira,

The present work is an amalgamation of computation and experimental approach to gain an insight into composition-structure-bioactivity relationships of alkali-free bioactive glasses in the CaO-MgO-SiO2-P2O5 system. The glasses have been designed in the diopside (CaO·MgO·2SiO2; Di)-tricalcium phosphate (3CaO·P2O5; TCP) binary join by varying the Di/TCP ratio. The melt-quenched glasses have ... Read more >>

Acta Biomater (Acta biomaterialia)
[2015, 15:210-226]

Cited: 5 times

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Influence of ZnO/MgO substitution on sintering, crystallisation, and bio-activity of alkali-free glass-ceramics.

Saurabh Kapoor, Ashutosh Goel, Ana Filipa Correia, Maria J Pascual, Hye-Young Lee, Hae-Won Kim, José M F Ferreira,

The present study reports on the influence of partial replacement of MgO by ZnO on the structure, crystallisation behaviour and bioactivity of alkali-free bioactive glass-ceramics (GCs). A series of glass compositions (mol%): 36.07 CaO-(19.24-x) MgO-x ZnO-5.61 P2O5-38.49 SiO2-0.59 CaF2 (x=2-10) have been synthesised by melt-quench technique. The structural changes were ... Read more >>

Mater Sci Eng C Mater Biol Appl (Materials science & engineering. C, Materials for biological applications)
[2015, 53:252-261]

Cited: 2 times

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Navigated pedicle screw placement using computed tomographic data in dorsolumbar fractures.

Saurabh Kapoor, Rajbahadur Sharma, Sudhir Garg, Rohit Jindal, Ravi Gupta, Anshul Goe,

BACKGROUND:Computed tomographic (CT) based navigation is a technique to improve the accuracy of pedicle screw placement. It is believed to enhance accuracy of pedicle screw placement, potentially avoiding complications arising due to pedicle wall breach. This study aims to assess the results of dorsolumbar fractures operated by this technique. MATERIALS ... Read more >>

Indian J Orthop (Indian journal of orthopaedics)
[2014, 48(6):555-561]

Cited: 2 times

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Role of glass structure in defining the chemical dissolution behavior, bioactivity and antioxidant properties of zinc and strontium co-doped alkali-free phosphosilicate glasses.

Saurabh Kapoor, Ashutosh Goel, Antonio Tilocca, Vikram Dhuna, Gaurav Bhatia, Kshitija Dhuna, José M F Ferreira,

We investigated the structure-property relationships in a series of alkali-free phosphosilicate glass compositions co-doped with Zn(2+) and Sr(2+). The emphasis was laid on understanding the structural role of Sr(2+) and Zn(2+) co-doping on the chemical dissolution behavior of glasses and its impact on their in vitro bioactivity. The structure of ... Read more >>

Acta Biomater (Acta biomaterialia)
[2014, 10(7):3264-3278]

Cited: 11 times

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Posttraumatic osteonecrosis and nonunion of distal pole of scaphoid.

Saurabh Kapoor, Inder Pawar, Sudhir Kapoor,

Posttraumatic osteonecrosis of distal pole of scaphoid is an extremely rare with only two reported cases so far. We present a case of a 30-year-old male with a 2-year-old posttraumatic osteonecrosis and nonunion of distal pole of scaphoid left wrist. He presented with complaints of pain and restriction of movements. ... Read more >>

Indian J Orthop (Indian journal of orthopaedics)
[2013, 47(4):425-428]

Cited: 2 times

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Structural role of zinc in biodegradation of alkali-free bioactive glasses.

Ashutosh Goel, Saurabh Kapoor, Antonio Tilocca, Raghu R Rajagopal, José M F Ferreira,

We report on the effect of varying the Zn2+/Mg2+ ratio on the structure and biodegradation of glasses in an alkali-free system designed in the glass forming region of diopside (CaMgSi2O6)-fluorapatite [Ca5(PO4)3F]-TCP (3CaO·P2O5). The zinc-containing glasses designed in the as-mentioned ternary system are potential materials for their application in bone regeneration ... Read more >>

J Mater Chem B (Journal of materials chemistry. B)
[2013, 1(24):3073-3082]

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Multi-organ hydatidosis with extensive involvement of the hemi-pelvis and ipsilateral femur.

Sudhir K Kapoor, Himanshu Kataria, Satya Ranjan Patra, Meenakshi Bharadwaj, Vipul Vijay, Saurabh Kapoor,

Bone involvement of hydatid disease is uncommon but when encountered, it presents few unique pathological features. The pattern of tissue involvement is largely different from that of visceral hydatid cyst. We describe the case of a 47 year-old man from northern India, a case of systemic hydatidosis including the liver ... Read more >>

Parasitol. Int. (Parasitology international)
[2013, 62(1):82-85]

Cited: 9 times

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Thoracoscopic decompression in Pott's spine and its long-term follow-up.

Sudhir Kapoor, Saurabh Kapoor, Mayank Agrawal, Pankaj Aggarwal, Brijesh Kumar Jain,

PURPOSE: Video-assisted thoracoscopic surgery (VATS) has become an alternative tool for a variety of spinal conditions as this approach minimises much morbidity related to conventional thoracotomy. The purpose of this study was to determine the efficacy of VATS and its long-term results in patients with dorsal spinal tuberculosis. MATERIALS AND ... Read more >>

Int Orthop (International orthopaedics)
[2012, 36(2):331-337]

Cited: 8 times

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Alkali-free bioactive glasses for bone tissue engineering: a preliminary investigation.

Ashutosh Goel, Saurabh Kapoor, Raghu Raman Rajagopal, Maria J Pascual, Hae-Won Kim, José M F Ferreira,

An alkali-free series of bioactive glasses has been designed and developed in the glass system CaO-MgO-SiO(2)-P(2)O(5)-CaF(2) along the diopside (CaMgSi(2)O(6))-fluorapatite (Ca(5)(PO(4))(3)F)-tricalcium phosphate (3CaO·P(2)O(5)) join. The silicate network in all the investigated glasses is predominantly coordinated in Q(2) (Si) units, while phosphorus tends to remain in an orthophosphate (Q(0)) environment. The ... Read more >>

Acta Biomater (Acta biomaterialia)
[2012, 8(1):361-372]

Cited: 18 times

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Repair of the torn distal biceps tendon by endobutton fixation.

Ravi K Gupta, Nitin Bither, Harpreet Singh, Saurabh Kapoor, Ashish Chhabra, Sudhir Garg,

BACKGROUND:A number of techniques have been described to reattach the torn distal biceps tendon to the bicipital tuberosity. We report a retrospective analysis of single incision technique using an endobutton fixation in sports persons. MATERIALS AND METHODS:The present series include nine torn distal biceps tendons in eight patients, fixed anatomically ... Read more >>

Indian J Orthop (Indian journal of orthopaedics)
[2012, 46(1):71-76]

Cited: 5 times

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Clinical relevance of palmaris longus agenesis: common anatomical aberration.

Sudhir K Kapoor, Akshay Tiwari, Abhishek Kumar, Rajesh Bhatia, Vinay Tantuway, Saurabh Kapoor,

Palmaris longus muscle, although of little functional use to the human upper limb, assumes great importance when used as a donor tendon for transfer or transplant. The variability in the prevalence of palmaris longus agenesis among various ethnic groups has been established, and the surgeon's awareness of the prevalence in ... Read more >>

Anat Sci Int (Anatomical science international)
[2008, 83(1):45-48]

Cited: 16 times

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Primary tumours and tumorous lesions of clavicle.

Sudhir Kapoor, Akshay Tiwari, Saurabh Kapoor,

Primary tumours and tumorous lesions of the clavicle are very rare, and little literature is available regarding their characteristics and outcome. We studied the clinical, radiological, and histopathological characteristics, and outcome of management of patients with primary tumours of the clavicle presenting to us from 1996-2005. Twelve cases of primary ... Read more >>

Int Orthop (International orthopaedics)
[2008, 32(6):829-834]

Cited: 25 times

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