Inventor
Christopher Ramsay
Inventor
West Wareham, MA, US
Overview
Patents· 53 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis86%
A61FFilters implantable into blood vessels13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
PatentTitleYear
11,058,463Implant connectors and related methods202111,026,730Bone anchors with drag features and related methods202110,966,761Articulating implant connectors and related methods202110,940,025Methods and devices for spinal correction202110,905,481Bone anchors with drag features and related methods202110,898,232Multipoint fixation implants and related methods202110,779,861Multipoint fixation implants202010,695,093Method and devices for a sub-splenius/supra-levator scapulae surgical access technique202010,675,061Polyaxial bone fixation element202010,561,454Articulating implant connectors and related methods202010,517,647Implant connectors and related methods201910,485,596Longitudinally-adjustable bone anchors and related methods201910,413,339Bone anchors and surgical instruments with integrated guide tips201910,321,939Implant connectors and related methods201910,271,832Methods and devices for spinal correction201910,194,952Implants for securing spinal fixation elements20199,962,192Multipoint fixation implants20189,855,077'Spinal implant with a flexible extension element'20189,788,869'Spinal fixation element rotation instrument'20179,622,779'Method and devices for a sub-splenius / supra-levator scapulae surgical access technique'20179,521,997'Methods and devices for tissue retraction'20169,504,494'Implants for securing spinal fixation elements'20169,456,817'Methods and devices for spinal correction'20169,439,693'Steerable needle assembly for use in vertebral body augmentation'20169,433,445'Bone anchors and surgical instruments with integrated guide tips'20169,387,017'System and method for manipulating a spinal construct'20169,364,265'Spinal implant with a flexible extension element'20169,289,249'Bone anchors and surgical instruments with integrated guide tips'20169,271,711'Methods and devices for tissue retraction'20169,248,026'Surface expanding spacer'20169,226,764'Conformable soft tissue removal instruments'20168,900,237'Minimally invasive guide system'20148,900,305'Intervertebral device having expandable endplates'20148,882,810'Crossover spinous process implant'20148,828,007'Minimally invasive bone anchor extensions'20148,821,394'Methods and devices for tissue retraction'20148,628,534'Ultrasonic cutting device'20148,574,297'Intervertebral device having expandable endplates'20138,512,343'Methods and instruments for approximating misaligned vertebra'20138,444,649'System and method for manipulating a spinal construct'20138,246,656'Crossover spinous process implant'20128,236,032'Spinal implant with a flexible extension element'20128,137,401'Intervertebral device having expandable endplates'20128,057,518'Spanning connector for connecting a spinal fixation element and an offset bone anchor'20118,025,682'Method and system for securing a rod to a bone anchor with a connector'20117,942,908'Adjustable length implant'20117,927,357'Adjustable length implant'20117,918,857'Minimally invasive bone anchor extensions'20117,918,858'Minimally invasive bone anchor extensions'20117,892,260'Unilateral placement'20117,708,766'Distraction screw'20107,476,240'Devices and methods for inserting a spinal fixation element'20097,166,112'Device for determining distance between two points in a surgical site'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2013Patents assigned to DEPUY SPINE INC (14)· patent assignee history
2007–2014Based in New Bedford, MA, US· patent location history
2009–2021Based in West Wareham, MA, US· patent location history
2011–2017Patents assigned to RAMSAY CHRISTOPHER L (9)· patent assignee history
2012–2016Patents assigned to RAMSAY CHRISTOPHER (11)· patent assignee history
2012–2016Based in Raynham, MA, US· patent location history
2016–2021Patents assigned to DEPUY SYNTHES PRODUCTS INC (19)· patent assignee history
2018–2021Patents assigned to MEDOS INT SARL (11)· patent assignee history
2021Based in Wareham, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DEPUY SYNTHES PRODUCTS INC | 19 | 2016–2021 |
| DEPUY SPINE INC | 14 | 2007–2013 |
| MEDOS INT SARL | 11 | 2018–2021 |
| RAMSAY CHRISTOPHERself | 11 | 2012–2016 |
| RAMSAY CHRISTOPHER Lself | 9 | 2011–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Wareham, Massachusetts, US | 43 | 2009–2021 |
| New Bedford, Massachusetts, US | 6 | 2007–2014 |
| Raynham, Massachusetts, US | 3 | 2012–2016 |
| Wareham, Massachusetts, US | 1 | 2021 |