Dr. Kambiz Behzadi is an orthopedic surgeon in Pleasanton California. His practice is primarily focused on adult joint reconstruction and sports related injuries. He has particular interest in physical sciences. His research interests include efforts to improve surgical techniques and to produce novel medical devices to enhance reliability and safety of orthopedic procedures for the ultimate goal of improving outcomes.
2022
Double taper Cold welding of all modular prosthesis, US 111,399,946 (internal no. 7091)
Prosthesis Installation & Assembly
August 2, 2022
Anisotripic Implants + Composite Matrix at Micro and Meso Scale Leves; All Prior Art Composite Implants are Macroscopically Constructed with Polymers. US 11,406,504 (internal no. 7065)
Mechanical Assembly Including Exterior Surface Preparation
August 9, 2022
Vibrating femoral head unto trunnion. Obtaining cold weld with low force, US 11,399,962 (internal no. 7070)
Prosthesis Revision Systems & Methods
August 2, 2022
Biosensors on implants to detect infection, metallosis, fixation/loosening.US 11,375,975 (internal no. 7071)
Quantitative Assessment of Implant Installation
July 5, 2022
Driven vibrations for removal of implants (without C-clamp) Non-directional +/- ultrasonic. US 11,335,827 (internal no. 7076)
Prosthesis Revision Systems & Methods
May 24, 2022
Best Fixation Short of Fracture (Force Footprints). US 11,298,102 (internal no. 7054)
Quantitative Assessment of Prosthesis Press-Fit Fixation
April 12, 2022
Best Fixation Short of Fracture (Bone Preparation). US 11,291,426 (internal no. 7055)
Quantitative Assessment of Implant Bone Preparation
April 5, 2022
Ultrasonic Assisted Super Saw. Application Number, US 11,241,248 (internal no. 7075)
Bone Preparation Apparatus and Method
Feb 8, 2022
The Triplet; 16/278,085 Subsonic longitudinal and Rotational Vibration + Ultrasonic for Implant insertion (internal no. 7068)
Bone Preparation Apparatus and Method
February 1, 2022
Driven Vibrations for Implant removal +/- Ultrasonic- Method. US 11,229,530 (internal no. 7078)
Prosthesis Revision Systems and Methods
January 25, 2022
Driven Vibrations for Implant removal +/- Ultrasonic – Apparatus. US 11,229,529 (internal no. 7077)
Prosthesis Revision Systems and Methods
January 25, 2022
2021
Constant Insertion – Constrain Bone to Insert Implants Push or Vibrate +/_ ultrasonic. US 11,202,668(internal no. 7072)
Prosthesis Installation
December 21, 2021
Best Fixation Short of Fracture Algorithm US 11,191,517(internal no. 7050)
Invasive Sense Measurement in Prosthesis Installation
December 7, 2021
Ice/Slurry/Antibiotic Paste to Decrease Implant/Bone Interface Friction for Press- Fit Implants. US 11,116,639. (internal no.7056)
Mechanical Assembly Including Exterior Surface Preparation
September 14, 2021
Bone Preparation with Invasive Sensing US 11,109,502(internal no. 7052)
Invasive Sense Measurement in Prosthesis Installation and Bone Preparation
September 7, 2021
Surface Structures; Monotonic Variations in Pitch with “Symmetrical Peak Angles” Favors Insertion of Implants. US 11,103,354 (internal no. 7063)
Mechanical Assembly Including Exterior Surface Preparation
August 31, 2021
Ventilation System for Head Trunnion Interface. US 11,026,809 (internal no. 7060)
Prosthesis Installation and Assembly
June 8, 2021
Force Sense Measurement in Prosthesis Installation. US 10,912,655 (internal no. 7024)
Force Sensing Mechanism in Prosthesis Installation
February 9, 2021
Bone preparation apparatus and method; “Driven Vibrations + Ultrasonic” Femoral Broach. US 10,905,456. (internal no. 7067)
Force Sensing Mechanism in Prosthesis Installation
February 2, 2021
2020
Quantitiative Assessment of Optimal Primary Implant Stability using a hand-held tool and the “Fixation Algorithm”. Best Fixation Short of Fracture BFSF (not full seating) as the new endpoint for press fit Arthroplasty. US 10,849,766. (internal no. 7046)
Mechanical assembly including exterior surface preparation
December 1, 2020
Ribs and Planks; (Softer Longitudinally and Stiffer Radially); Variable Materials Properties Implant; A Functionally Composite Implant with Homogenous Material Which is Mechanically Heterogenous. US 10,864,083. (internal no.7027)
Implant evaluation in prosthesis installation
December 15, 2020
Apparatus Claims for Mechatronic Handle. Vibrations before Sensing. Calibration of OR space for Orientation with IMU. US 10,729,559. (internal no. 7057)
Prosthesis installation systems and methods
August 4, 2020
Surgeon Technique to Eliminate Trunnionosis (Superimposition of Ultrasonic Vibrations on Quasistatic push for application of Modular Prosthesis) – Low Assembly load for High Pull-off force. US 10,660,767 (internal no. 7034 )
Assembler for modular prosthesis
May 26, 2020
How to prevent Trunnionosis with modular assembly. The HEAD HOLDER assures Force axis, head (bore) axis, and trunnion axis are all perfectly aligned (co-linear) before application of force. No canting, cold weld, No Micromotion. US 10,653,533 (internal no. 7035)
Assembler for modular prosthesis
May 19, 2020
Vibratory Insertion of Implants into Bone (FLOAT). Significant decrease in force requirement especially with ultrasonic assist. Direction of Vibration: “Any one of 6 Degrees of Freedom”. The TRIPLET. US 10,610,379 (internal no. 7043)
Prosthesis installation systems and methods
April 7, 2020
2019
Vibratory Insertion of Acetabular Cup with IMU (II). THE MECHATRONIC HANDLE “Float the prosthesis into position”. Vibrate and Sense to simultaneously insert and align prosthesis. US 10,478,318. (internal no. 7032)
Prosthesis installation systems and methods
November 19, 2019
Driven Vibration Revision/Removal. Application of Vibration (Subsonic +/- Ultrasonic) to remove Prosthesis from bone (Uni-directional and Bi-directional). US 10,470,897. (internal no. 7031)
Prosthesis revision systems and methods
November 12, 2019
Driven Vibrations (not percussive impacts) for Bone Preparation (cutting). Acetabular BROACH, ½ reamers, Fine tuning of the acetabular rim for implantation. US 10,463,505. (internal no. 7029)
Bone preparation apparatus and method
November 5, 2019
Driven Vibrations for Revision/Removal. Application of Vibration to Prosthesis to loosen implant/bone interface (Non-directional). US 10,456,271. (internal no. 7012)
Prosthesis revision systems and methods
October 29, 2019
Invasive Sensing Mechanism, Force Feedback Mechanism for Press-fit Arthroplasty, FIXATION ALGORITHM. Quantitative (not qualitative) assessment of optimal primary implant stability. BFSF. US 10,441,244. (internal no. 7033)
Assembler for modular prosthesis
October 15, 2019
Constant Insertion of Implants into Bone (PUSH); Quasi-static Insertion for Robotic Platforms. Constrain to Insert. US 10,426,540. (internal no. 7042)
Prosthesis Installation
October 1, 2019
(HYBRID). Vibrate to insert and align acetabular cup, then convert to discrete impacts of final seating. US 10,413,425. (internal no. 7025)
Hybrid prosthesis installation systems and methods
September 17, 2019
Graded Non-Homogenous Prosthesis; Avoid Stress Risers and Stress Shielding with Press Fit Implants; Tiger Not Leopard. US 10,299,930. (internal no. 7041)
Mechanical assembly including exterior surface preparation
May 28, 2019
Vibratory Insertion of Implants – Driven Vibrations (Cam-Follower). US 10,245,162. (internal no. 7030)
Prosthesis installation systems and methods
April 2, 2019
Hybrid Ultrasonic Saw. US 10,251,663. (internal no. 7036)
Bone preparation apparatus and method
April 9, 2019
Vibratory Insertion of Modular Prosthesis (Head onto Trunnion). US 10,245,160. (internal no. 7009)
Prosthesis installation systems and methods
April 2, 2019
Vibratory Insertion of Acetabular Cup with Inertial Measuring Unit (IMU-1). US 10,172,722. (internal no. 7010)
Prosthesis installation systems and methods
January 8, 2019
2017
Cup Holder Allowing Rotational Changes of Misaligned Acetabular Cup. US 9,649,202. (internal no. 7007)
Prosthesis positioning systems and methods
May 16, 2017
2015
Machine Correction of Already Implanted but Misaligned Acetabular Cup. US 9,220,612. (internal no. 7004)
Prosthesis positioning systems and methods
December 29, 2015
Vibratory Insertion of Orthopedic Implants (Acetabular Cup). US 9,168,154. (internal no. 7003)
Prosthesis installation systems and methods
October 27, 2015
Allowed Patents
The Triangle Grasper – Absolute Co-linearity. Line of Force Locked on a Single Point in 3-D Space on the Insertion Axis of Head and Trunnion. Application Number 15/716,529 (internal no. 7051)
Composite “Bone-like” Implants created at Microscopic Level. Application Number 16/693,214 (internal no. 7083 )
Angularity is Directionality; Angularity Incorporated into Bone Cuts and Implants Based on Imaging Data Assures Implant Alignment is “Intended” Alignment. Application Number 16/374,750 (internal no. 7061)
In Prosecution
Method Claims of 7057. Application Number 16/911,402 (internal no. 7089)
In Prosecution
Continuation of 7033; (Original Claims 1-13 of 7033) Reclaimed in 7074. Application Number 16/571,180 (internal no. 7074)
In Prosecution
VIOI Engine Agnostic. Application Number 16/278,093 (internal no. 7062)
In Prosecution
Push on the Rim, Not Pull on the Apex. Application Number 16/271,860 (internal no. 7066)
In Prosecution
Screw Sensor; Assess Leg Length and Offset in Hip Replacement Live and in Real Time Without C-arm or Navigation. Application Number 16/819,092 (internal no. 7084)
In Prosecution
Geo-tags. Distributed Local Positioning System (DLPS). Application Number 16/945,908 (internal no. 7090)
Exact positioning of ACL guide for precise and personalized ACL foot print/ tunnel determination.
(Personalization of foot print and tunnel placement in ACL and other ligament surgery)
In Prosecution
Geo-Tags- Local Positioning Systems for Total Hip Replacement (THR). Application No. 16/588,991 (internal no. 7090)
In Prosecution
Ultrasonic Assisted Burr and Reamer. Divisional of 7067. Application Number 17/164,780 (internal no. 7094)
In Prosecution
Ultrasonic Super saw – without adaptors. 17/449,245 (internal no. 7101)
In Prosecution
Villi Prosthesis (Bone Cuts and Implants Mated to be Perfectly Complementary to Each Other). No Compaction or Impaction of Bone; 1000% Increase in Surface Area; Works like “Natural Grout.” Application Number 15/278,668 (internal no. 7069)
In Prosecution
New Morse Taper Angularity is a Key to Constrain Head-Trunnion and Prevent Micromotion. Application Number 16/258,635 (internal no. 7064)
In Prosecution
(Divisional of 7083) Dissolvable Rods for External Fixation. Application Number 16/842,470 (internal no. 7086)
In Prosecution
Double Taper. Application Number 17/010,769 (internal no. 7094)
In Prosecution
Anisotropic Metal Rods for External Fixation of Long Bone Fractures. Gradation of Modulus of Elasticity in Metal Implants by Changing the Material Properties of a Monomeric Metal at Micro and Meso Scale Levels. In Prosecution. (internal no. 7073/CIP of 7047)
In Prosecution
(Divisional of 7047) “Anisotropic Rods.” Application Number 16/588,416 (internal no. 7079)
In Prosecution
Divisional “Robotic and Programmable Rods” for External Fixation. (internal no. 7079)
In Prosecution
Divisional Ultrasonic Rods for Fracture Healing. (internal no. 7079)
In Prosecution
Biodegradable Rods for External Fixation. Application Number 16,588,991 (internal no. 7080)
In Prosecution
(ACL1) Graft Compression Prior to Insertion – Expand in the Tunnel After Insertion. Direct & Circumferential Healing (Not Indirect) Without Screws and Debris in Tunnels. Application Number 16/595,341 (internal no. 7081)
In Prosecution
(ACL2) Asymmetric ACL Tunnels; No More Overdrilling with Guide Wires but Burring Irregular Tunnels with Robots, Sheaths, and Expanders. Application Number 16/596,410 (internal no. 7082)
In Prosecution
Grafts with Sensors Inside Mid-Portion (Intra-Articular). End-Portion (Tunnels). Application Number 16/,993,066 (internal no. 7085)
In Prosecution
A Variable Stiffness Graded Shoe at Microscopic Level. Application Number 63/077,610 (internal no. 7092)
In Prosecution
Conversion (internal no. 7098)
In Prosecution
PCT (internal no. 7099)
In Prosecution
Provisional, Application Number 16/579,918 (internal no. 7077)
In Prosecution
US 20210346555 (internal no. 7078)
In Prosecution
+ Mobile Phone. Application Number 17/073,394 (internal no. 7093)
In Prosecution
PCT WO2021231268 (Claims Allowed) (internal no. 7096)
In Prosecution
European Patents
United Kingdom, EP 3089685, Prosthesis Positioning Systems
September 8, 2021
Germany, Patent No. 60 2014 067 872.6
France, Patent No. 3089685, Prosthesis Positioning Systems and Methods
July 2, 2015