Publications

University of California, San Francisco

 

The Value of Multilevel Fusions for Spinal Deformity

 

Beckerman D, Sharf T, Racine L, Burch S, Berven SH. 2016. Outcomes in adult deformity surgery: what happens to those patients who are lost to follow-up? North American Spine Society 31st Annual Meeting: Boston, MA (October 2016). The Spine Journal. 16(10) Supplement: S349–50.

 

Beckerman D, Sharf T, Ntshaykolo JJ, Burch S, Berven S, Racine L. 2016. Outcomes in adult deformity surgery: What happens to those patients who are lost to follow-up? 43rd Annual Meeting of The International Society for the Study of the Lumbar Spine: Singapore (May 2016). Podium presentation.

 

 

Screening perilacunar remodeling to identify novel therapies to improve bone quality

Integrated in vivo and in vitro high-throughput analyses of  osteocyte-mediated bone remodeling

 

Fowler TW, Acevedo C, Mazur CA, Hall-Glenn F, Fields A, Bale H, Ritchie RO, Lotz J, Vail T, Alliston T. 2016. Osteocyte-driven perilacunar remodeling is impaired in glucocorticoid induced osteonecrosis. American Society for Bone and Mineral Research 2016 Annual Meeting; 2016 September 16- 19; Atlanta, GA, Abstract 182
 

Dole NS, Mazur CA, Acevedo C, Fowler TW, Lopez J, Monteiro DA, Woo JJ, Mohammad KS, Alliston T. 2017. Novel role of TGF in osteocytes: Regulation of perilacunar remodeling and bone quality. Orthopaedic Research Society 2017Annual Meeting; 2017 March 19-22; San Diego, CA, Abstract 32, New Investigator Recognition Award.
 

Dole NS, Mazur CA, Acevedo C, Fowler TW , Lopez J, Monteiro DA, Woo JJ, Mohammad KS, Alliston T. 2017. Osteocyte intrinsic TGF signaling in regulates bone quality through perilacunar remodeling. American Society for Bone and Mineral Research 2017 Annual Meeting; 2017 September 8- 11; Denver, CO, Abstract 1141, Young Investigator Award.

Dole NS, Mazur CM, Acevedo C, Lopez J, Monteiro DA, Gludovatz B, Ritchie RO, Mohammad KS, Alliston T. 2017. TGF regulation of osteocytic perilacunar remodeling is crucial for maintaining bone quality. Orthopaedic Research Society 47th International Musculoskeletal Biology Workshop; 2017 August 6-9; Sun Valley, ID, ASBMR Harold M. Frost Young Investigator Award.

Fowler TW, Acevedo C, Mazur CM, Hall-Glenn F, Fields AJ, Bale HA, Ritchie RO, Lotz JC, Vail TP, Alliston T. 2017. Glucocorticoid suppression of osteocyte perilacunar remodeling is associated with subchondral bone degeneration in osteonecrosis. Scientific Reports. 7:44618. PMICD: PMC 5361115

Dole NS, Mazur CA, Acevedo C, Lopez JP, Monteiro DA, Fowler TA, Gludovatz B, Walsh F, Regan JN, Messina S, Evans DS, Lang TF , Zhang B, Ritchie RO, Mohammad KS, Alliston T. 2017. Osteocyte intrinsic TGF signaling regulates bone quality through perilacunar remodeling. Cell Reports. 21(():2585- 2596. PMID: 29186693

 

 

Assessment of spinal balance and range of motion using the Kinect motion analysis system

Curran P, Beckerman D, Lotz J, Burch S. 2017. Assessment of spinal balance and range of motion using the kinect motion analysis system. Global Spine Congress: Milan, Italy (May 2017). Poster Presentation.

Bailey, JF; Curran, P; Beckerman, D; Lotz, JC; Burch, S. 2018. Dynamic sagittal balance associates with patient reported disability in adult spinal deformity population. Orthopaedic Research Society, Abstract 1689

Bailey, JF; Curran, P; Beckerman, D; Lotz, JC; Burch, S. 2018. Dynamic sagittal balance associates with patient reported disability in adult spinal deformity population. International Society of Study of the Lumbar Spine 45nd Annual Meeting, May 2018. Banff, Canada. Podium presentation.

 

Development of novel impedance sensor to monitor fracture healing

Lin MC, Herfat ST, Bahney CS, Meir M, Maharbiz MM. 2015. Impedance spectroscopy to monitor fracture healing. 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Milan, Italy (August 2015) and Conference Proceeding IEEE Engineering in Medicine and Biology Society. 5138-41. Podium presentation and manuscript.

 

Lin MC, Yang F, Herfat ST, Bahney CS, Maharbiz MM, Marmor M. 2016. Novel impedance spectroscopy device detects fracture progression in mice. 62nd Annual Meeting of the Orthopaedic Research Society: Orlando, FL (March 2016). Podium Presentation.

 

Lin M, Yang F, Herfat S, Bahney C, Maharbiz M, Marmor M. 2016. Impedance measurements correlate to callus maturation of mice tibia fractures. Orthopaedic Trauma Association Annual Meeting: National Harbor, MD (October 2016). Podium presentation.

 

Lin MC, Hu D, Yang F, Herfat ST, Bahney CS, Maharbiz MM, Marmor M. 2017. Using impedance to characterize fracture states in externally-stabilized mouse tibia fractures vs. critical-sized defects. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Poster Presentation.

 

Lin MC, Hu D, Yang F, Herfat ST, Bahney CS, Marmor M, Maharbiz MM. 2017.  Using impedance to track fracture healing rates in mice in vivo: A pilot study” 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Jeju Island, South Korea (July 2017) and Conference Proceeding IEEE Engineering in Medicine and Biology Society. Podium presentation and manuscript.

 

Enhancing endplate permeability to treat or prevent intervertebral disc degeneration

Wong J, Ouyang A, Sampson S, Lotz JC, Fields AJ. 2017. Identification of the compositional traits and permeabilities of the cartilage endplate that are required for nutrient transport and disc cell survival. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Podium Presentation.

 

Dolor A, Lee S, Szoka F. 2016. Disrupting the tumor matrix for increased nanoparticle drug penetration. Globalization of Pharmaceutics Education Network. Lawrence, KS. Podium presentation (Awarded)

Dolor A, Fields A, Szoka F. 2017. Enhancing permeability with liposomal MMP-8 to treat or prevent disc degeneration. Gordon Research Conference: Matrix Metalloproteinases. Biddeford, ME. Poster Presentation

Wong J, Ouyang A, Sampson S, Lotz JC, Fields AJ. 2016. Identification of the compositional traits and permeabilities of the cartilage endplate that are required for nutrient transport and disc cell survival. Spine Research Symposium: New Horizons in Intervertebral Disc Research. (Podium)

Osteobiologic products used to enhance bony fusion

Sing DC, Metz LN. 2017. Variability in bone graft substitute utilization and cost in short-segment transforaminal lumbar interbody fusion. UCSF Center for Healthcare Value's Improving Value Together Forum: San Francisco, CA (April 2017). Poster Presentation

University of Toledo


Alterations in segmental stability with differing lumbar interbody cages, including expandable cages: An in vitro and finite element investigation


Kodigudla M, Desai D, Agarwal A, Momeni N, Goel VK, Agarwal AK, Schultz C. 2014. Expandable Cages Effectively Stabilize the Spine Better than TLIF Cage. Annual Meeting of The International Society for the Study of the Lumbar Spine: Seoul, Korea (June 2014). 


Kodigudla M, Agarwal A, Agarwal AK, Shahraki N, Schultz C, Goel VK. 2014. Biomechanical performance of PLIF standalone expandable cages is better than TLIF cage in stabilizing the spine.  World Congress on Biomechanics: Boston, Massachusetts (July 2014). 


Sudershan S, Forstat K, Thalla P, Agarwal A, Goel V, Schultz C. 2016. Interbody cage footprint sizes that extend to endplate peripheral region provide better resistance to subsidence. 62nd Annual Meeting of The Orthopaedic Research Society: Orlando, FL (March 2016). 


Sudershan S, Kodigudla M, Dhanvin D, Agarwal A, Momeni N, Agarwal A, Goel V, Schultz C.2016. Position and material of the PLIF standalone expandable cage don't alter constructability: A cadaver and Finite Element study. Annual Meeting of The Orthopaedic Research Society: Orlando, FL (March 2016). 


Sudershan S, Agarwal A, Goel V. 2017. Lateral lumbar interbody cages with different shapes do not affect endplate stress location but affects stress magnitude: A Finite Element study. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). 

 


Biomechanics of fusion with lag screws placed across adjacent vertebral bodies compared to traditional pedicle screw fusion approach


Kodigudla M, Sudershan S, Kelkar A, Goel V, Agarwal A, Elbulut D, Gomleksiz C. 2017. Lag screws placed across adjacent vertebral bodies stabilize the segment similar to traditional pedicle screws. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Poster Presentation.


Sudershan S, Agarwal A, Goel V. 2017. Unicortical and bicortical lateral plate fixation offer similar stability and load on the endplate but pedicle screw fixation offers better stability and load reduction: A Finite Element study. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). 

 


Development of a computational “worst case” device performance tool for use in evaluating orthopaedic implant device design envelopes: ACL graft pilot


Summers R, Vaddamani V, Hewett T, Goel V. 2017. Determination of muscle force and joint loading in a simulated jump landing task using AnyBody. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Poster Presentation.

 


Development of a low cost and minimally invasive growth rods (for lengthening)


Vosoughi A, Dick D, Agarwal A, Agarwal AK, Goel V. 2017. Development and evaluation of a low-cost minimally invasive growth rod for juvenile scoliotic patients. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Poster Presentation.


Vosoughi A, Kiapour A, Agarwal A, Goel V. 2017. Three-dimensional correction of the juvenile scoliotic spine: Finite Element study. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Poster Presentation.


 

Prevention of bacterial infection during spinal fusion
 

Lin B, Caldwell C, Bhaduri S, Goel V, Agarwal A. 2017. Development of an antibacterial polymer incorporated calcium phosphate-based cement for surgical prophylaxis. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). 

 


Sacroiliac joint fusion minimally affects adjacent lumbar segment motion: A Finite Element study


Jouka A. S, Shah A, Crutchfield C, Zakeri B, Kiapour A, Agarwal A. K, Elgafy H, Ebraheim N, Goel V. 2017. Biomechanical differences between male and female sacroiliac joint: A Finite Element study. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Poster Presentation.

 


Tapered reduction of cement volume in the proximal vertebrae adjacent to the fused segment may translate into a decreased rate of Posterior Junctional Kyphosis


Zavatsky J, Shah A, McGuire R, Serhan H, Kelkar A, Kodigudla M, Agarwal A, Briski D, Goel VK. 2016. Reduced rate of proximal junctional fractures above long-segment instrumented constructs utilizing a tapered dose of bone cement for prophylactic bertebroplasty - A biomechanical investigation. Global Spine Congress & World Forum for Spine Research: Dubai (April 2016). Podium Presentation.


Shah A, Zavatsky J, McGuire R, Serhan H, Kelkar A, Kodigudla M, Goel V. 2016. Reduced rate of proximal junctional fractures above long-segment instrumented constructs utilizing a tapered dose of bone cement for prophylactic vertebroplasty - A biomechanical investigation. 62nd AnnualMeeting of The Orthopaedic Research Society: Orlando, FL (March 2016). Podium Presentation.

 

Shah A, Zavatsky J, McGuire R, Serhan H, Goel V. 2016. Does the location of prophylactic vertebral cement above long-segment fusion constructs affects endplate stress: A Finite Element Model. Global Spine Congress & World Forum for Spine Research: Dubai (April 2016). GlobalSpine Journal. Vol 6, GO172. Poster Presentation.


Shah A, Zavatsky J, McGuire R, Serhan H, Goel V. 2016. Location of injected cement in proximal vertebrae adjacent to the fused segment will effect the Posterior Junctional Kyphosis: A Finite Element study. 62nd Annual Meeting of The Orthopaedic Research Society: Orlando, FL (March 2016). Poster Presentation.


Shah A, McGuire R, Serhan H, Agarwal A, Goel V, Zavatsky J. 2017. Calculation of optimal bone cement dosage and location for prophylactic vertebroplasty during long thoracolumbar fusion to reduce the occurrence of Proximal Junction Kyphosis (PJK) - A Finite Element study.  63rd AnnualMeeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Poster Presentation.

 


TP trajectory technique for thoracic pedicle screw placement improving accuracy and reproducibility


Lonner BS, Ren Y, Alanay A, Verma K, Goel VK. 2015. Transverse process trajectory technique a new pathway to the thoracic pedicle m the deformed spree. 30th Annual Meeting of The NorthAmerica Spine Society: Chicago, IL (October 2015). Poster Presentation.


Lonner B, Verma K, Roonprapunt C, Ren Y, Kelkar A, Kodigudla M, Goel V. 2017. The transverse process trajectory technique as an alternative method for thoracic pedicle screw implantation: A radiographic and biomechanical analysis. 63rd Annual Meeting of the Orthopaedic Research Society: San Diego, CA (March 2017). Poster Presentation.

No-touch packaging system for pedicle screws

Agarwal A, Lin B, Wang JC, Schultz C, Garfin SR, Goel VK, Anand N, Agarwal AK. 2018. Efficacy of Intraoperative Implant Prophylaxis in Reducing Intraoperative Microbial Contamination. Global Spine Journal. 2018 Jun 12:2192568218780676.

Agarwal A, Schultz C, Goel VK, Agarwal A, Anand N, Garfin SR, Wang JC. 2018. Implant Prophylaxis: The Next Best Practice Toward Asepsis in Spine Surgery. Global Spine Journal. 2018 Apr 24:2192568218762380.

Agarwal A, Schultz C, Agarwal AK, Wang JC, Garfin SR, Anand N. 2018. Harboring Contaminants in Repeatedly Reprocessed Pedicle Screws. Global Spine Journal. 2018 Jun 25:2192568218784298.

Agarwal A, MacMillan A, Goel V, Agarwal AK, Karas C. 2018. A Paradigm Shift Toward Terminally Sterilized Devices. Clinical spine surgery. 2018 Aug 1;31(7):308-11.

 

Agarwal A, Anand N, Wang JC, Agarwal A, Schultz C, Elgafy HK, Goel VK, Karas C, Garfin SR, Gowan DP. 2018. Reducing Bacterial Dose During Instrumented Spine Surgery: A Clinical Study on a Novel and Effortless Method. 33rd Annual Meeting of the North American Spine Society: Los Angeles, CA (September 2018). Podium Presentation.

Agarwal A, MacMillan A, Agarwal A, Anand N, Karas C, Wang JC. 2017. Unintended Practice of Delivering Contaminants to Patients through Implants. 32nd Annual Meeting of the North American Spine Society: Orlando, FL (October 2017). Podium Presentation.

Agarwal A, Lin B, Goel VK, Wang JC, Garfin SR, Anand N, Elgafy HK, McGowan DP, Karas C, Agarwal AK. 2018. Avoiding Unnecessary Contamination of Implant-Bone Interface: A multi-center study. Annual Forum ’18 of Society for Minimally Invasive Spine Surgery: Las Vegas NV (September 2018). Podium Presentation.

 

Agarwal A, MacMillan A, Agarwal AK, Anand N, Karas C, Wang JC, McGowan DP. 2018. Prevalence of Contaminants on Reprocessed Implants. Annual meeting ’18 American Academy of Orthopaedic Surgeons: New Orleans, LA (March 2018). Poster Presentation.

 

Agarwal A, MacMillan A, Brodsky M, Agarwal AK. 2017. The Socioeconomic Impact of Terminally Sterilized Devices. Annual meeting ’17Congress of Neurological Surgeons: Boston, MA (October 2017). Poster Presentation

 

MacMillan A, Brodsky M, Agarwal A, Agarwal AK. 2017. SSI Risk Reduction Techniques in Spine Surgery. Annual meeting ’17 Congress of Neurological Surgeons: Boston, MA (October 2017). Poster Presentation

 

Agarwal A, Anand N, Karas C, Wang JC, Agarwal AK, Garfin SR. 2018. "Sterile Implant" Really "Sterile" After Intraoperative Handling? 3rd Annual Safety in Spine Surgery Summit: New York City, NY (April 2018). Poster Presentation

 

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