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Class 600/568 - Motorized


Subclass of Class 600 - Surgery
Definition: Subject matter wherein the cutting edge is moved by a motor.
No. of patents: 107
Last issue date: 03/06/2012


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NumberTitleIssue Date
8128577Biopsy system
A biopsy system for retrieving biopsy tissue samples from different regions of the body is disclosed. The biopsy system includes a single use loading unit having a trocar assembly and a knife assembly. A trocar driver is operably connected to the trocar assembly and...
03/06/2012
8083687Tissue biopsy device with rotatably linked thumbwheel and tissue sample holder
A biopsy device comprises a probe operably coupled with a holster. The probe comprises a needle portion, a body portion, a rotatable thumbwheel, a cutter, and a rotatable tissue sample holder. The needle portion has a tissue receiving aperture. The needle portion ex...
12/27/2011
8043229Medical tool for reduced penetration force
A medical device is provided having reduced penetration force. The device includes a body having a central hollow channel and a piezoelectric transducer received within and secured to the body. The piezoelectric transducer has a hollow portion concentric with the ce...
10/25/2011
8038627Biopsy device with translating valve mechanism
A biopsy device comprises a cannula having a transverse tissue receiving aperture and a cutter that is movable relative to the cannula to sever tissue protruding through the aperture. A first valve assembly comprises a first valve body and a first actuator. The firs...
10/18/2011
7918804Biopsy device with vacuum assisted bleeding control
A biopsy device and method are provided for obtaining a tissue sample, such as a breast tissue biopsy sample. The biopsy device includes a disposable probe assembly with an outer cannula having a distal piercing tip, a cutter lumen, and a cutter tube that rotates an...
04/05/2011
7914464Surgical biopsy system with control unit for selecting an operational mode
A surgical biopsy system is provided for removing at least one tissue sample from a surgical patient. The surgical biopsy system comprises an elongated, hollow piercer and a cutter rotatably and axially positionable relative to the piercer. The piercer has a lateral...
03/29/2011
7871384Biopsy device with variable speed cutter advance
A biopsy device having a translating and rotating cutter is disclosed. The translational speed of the cutter is varied using a variable pitch member. The variable pitch member can include a shaft having a relatively coarse threaded portion for rapid cutter advance a...
01/18/2011
7867173Biopsy device with replaceable probe and incorporating vibration insertion assist and static vacuum source sample stacking retrieval
A biopsy device and method are provided for obtaining a tissue sample, such as a breast tissue biopsy sample. The biopsy device includes a disposable probe assembly with an outer cannula having a distal piercing tip, a cutter lumen, and a cutter tube that rotates an...
01/11/2011
7850620Biopsy devices and related methods
Apparatus and methods provided to remove biopsy specimens from bone and/or associated bone marrow. A powered driver may rotate a biopsy needle at an optimum speed to obtain the biopsy specimen. A thread or a groove may be disposed on interior portions of the biopsy ...
12/14/2010
7828748Vacuum syringe assisted biopsy device
A biopsy device and method are provided for obtaining a tissue sample, such as a breast tissue biopsy sample. The biopsy device includes a disposable probe assembly with an outer cannula having a distal piercing tip, a cutter lumen, and a cutter tube that rotates an...
11/09/2010
7686770Discrete or continuous tissue capture device and method for making
Some embodiments of the invention provide an instrument for mechanically removing segments of tissue from a patient during a minimally invasive surgical procedure. An exemplary instrument provides an inlet for receiving tissue a mechanism for cutting away received t...
03/30/2010
7662109Biopsy device with replaceable probe incorporating static vacuum source dual valve sample stacking retrieval and saline flush
A biopsy device and method are provided for obtaining a tissue sample, such as a breast tissue biopsy sample. The biopsy device includes a disposable probe assembly with an outer cannula having a distal piercing tip, a cutter lumen, and a cutter tube that rotates an...
02/16/2010
7645240Biopsy device with variable speed cutter advance
A biopsy device having a translating and rotating cutter is disclosed. The translational speed of the cutter is varied using a variable pitch member. The variable pitch member can include a shaft having a relatively coarse threaded portion for rapid cutter advance a...
01/12/2010
7625347Electrosurgical biopsy device and method
An electrosurgical biopsy device includes a stylet and a cannula movably mounted on a base. The stylet has a shaft with a head at its distal end and a stylet ablation element extending distally from the head. The stylet shaft is disposed through the cannula for axia...
12/01/2009
7611475Rotational core biopsy device with liquid cryogen adhesion probe
A device for biopsy of body tissue. The device is driven by liquid CO2, and is provided with a control system to control various components to effectuate rotating core biopsies. ...
11/03/2009
7591790Micro-invasive device
An apparatus for removing tissue and/or other material from a patient, particularly a breast of a patient, is provided. The apparatus generally includes a handpiece and a tissue removal mechanism connected thereto. The tissue removal mechanism includes a cannula hav...
09/22/2009
7458940Biopsy apparatus
A biopsy apparatus having a disposable cutting element and a reusable handpiece is disclosed. The disposable cutting element includes an inner cannula that defines an inner lumen and terminates in a cutting edge. The inner cannula is slidably disposed within an oute...
12/02/2008
7419472Biopsy instrument with internal specimen collection mechanism
A biopsy instrument with an internal specimen collection mechanism is provided. ...
09/02/2008
7410468Method and apparatus for penetrating tissue
A skin penetrating system includes a housing member and a penetrating member positioned in the housing member. An analyte detecting member is coupled to a sample chamber. The analyte detecting member is configured to determine a concentration of an analyte in a body...
08/12/2008
7402140Rotational core biopsy device with liquid cryogen adhesion probe
A device for biopsy of body tissue. The device is driven by liquid CO2, and is provided with a control system to control various components to effectuate rotating core biopsies. ...
07/22/2008
7377902Biopsy anchor device with cutter
A device for accessing and for isolating a desired site within a patient's body, and for obtaining a body of tissue from a patient at the site that includes an electrosurgical cutting electrode near the distal tip of a shaft, an anchoring mechanism and an electrosur...
05/27/2008
7374544Method and apparatus for penetrating tissue
These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes an electrically powered drive force generator. A penetrating member is operatively coupled to the force generator. The force generato...
05/20/2008
7371247Method and apparatus for penetrating tissue
A tissue penetrating system includes a plurality of penetrating members each having a tip. A penetrating member driver is coupled to the plurality of penetrating members. Each tip of a penetrating member is uncovered during launch of the penetrating member by the pe...
05/13/2008
7351210Biopsy device with piston advance
A biopsy device is provided. The biopsy device can include a cutter which is advanced through a first portion of its stroke by a differential fluid pressure acting on a piston. A mechanical drive can be used to translate and rotate the cutter during tissue severing....
04/01/2008
7351205Shallow angle needle guide apparatus and method
A needle guide for use with an imaging instrument is disclosed. The needle guide is suitable for delivery of a needle at a shallow angle into a patient during imaging analysis. Thus, the needle guide is well suited to the controlled collection of biopsy tissue or ot...
04/01/2008
7335165Method and apparatus for taking a biopsy
There is described method and apparatus for taking a biopsy wherein the apparatus is formed of a biocompatible cylindrical member with an outer wall and a hollow core, the cylindrical member having a longitudinal axis. An opening in the outer wall of the member is p...
02/26/2008
7331931Method and apparatus for penetrating tissue
These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes an electrically powered drive force generator. A penetrating member is operatively coupled to the force generator. The force generato...
02/19/2008
7316700Self optimizing lancing device with adaptation means to temporal variations in cutaneous properties
A lancing device, an embodiment of which controls the advancement and retraction of a lancet by monitoring the position of the lancet in conjunction with a lancet controller which incorporates a feedback loop for modulating the lancet driver to follow a predetermine...
01/08/2008
7311673Biopsy device
A biopsy device comprises a biopsy instrument, suitable for collecting at least one tissue sample from a body lumen, such as a mammary duct, and a cutter introducer sized for receiving the biopsy instrument and introducing the biopsy instrument into a mammary duct t...
12/25/2007
7291117Method and apparatus for penetrating tissue
These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes a voice coil based penetrating member driver. A plurality of penetrating members are included. A transport mechanism is configured to...
11/06/2007
7285117Medical device control systems
A medical device for use by an operator to perform a medical procedure in a body includes a handle to be held by the operator, a shaft attached to the handle and an actuating assembly to control functions associated with the medical procedure. The shaft includes an ...
10/23/2007
7258693Device and method for variable speed lancet
A method of penetrating tissue is provided. The method comprises using a lancet driver to advance a lancet into the tissue; advancing the lancet at a first desired velocity in a first layer of tissue; advancing the lancet at a second desired velocity in a second lay...
08/21/2007
7252641Method of operating a biopsy device
A biopsy device and method for operating the biopsy device are disclosed. The method of operating the biopsy device can include varying the translational speed of a cutter independently of the speed of a motor driving translation of the cutter. The method can also i...
08/07/2007
7244265Method and apparatus for penetrating tissue
These and other objects of the present invention are achieved in a body fluid sampling system for use on a tissue site that includes a drive force generator and a penetrating member operatively coupled to the force generator. The force generator moves the member alo...
07/17/2007
7237987Reversible drill and drive tool
A tool adapted to be coupled to a power drill includes a multi-component bit mounted to reverse positions so that in one position its drill element drills a hole and in another position its driver element drives in a fastener. ...
07/03/2007
7232451Method and apparatus for penetrating tissue
A skin penetrating system has a housing member and a plurality of penetrating members positioned in the housing member. A tissue stabilizing device is coupled to the housing member. A user interface is configured to relay at least one of, skin penetrating performanc...
06/19/2007
7229458Method and apparatus for penetrating tissue
A tissue penetrating system includes a plurality of cartridges each with a distal port and a proximal port. A plurality of penetrating members are provided, each coupled to a cartridge and having a sharpened distal tip and a shaft portion slidably disposed within th...
06/12/2007
7226461Method and apparatus for a multi-use body fluid sampling device with sterility barrier release
A device for use with a gripper is provided. A cartridge is provided that defines a plurality of cavities. A plurality of penetrating members are at least partially contained in the cavities of the cartridge. The penetrating members are slidably movable to extend ou...
06/05/2007
7201722Bone biopsy instrument having improved sample retention
The invention disclosed herein relates to a sampling cannula for use in bone marrow biopsy procedures having structural features which facilitate sample retention within the device. In particular, the sampling cannula comprises an open trough-like portion, wherein t...
04/10/2007
7189207Biopsy system having a single use loading unit operable with a trocar driver, a knife driver and firing module
A biopsy system for retrieving biopsy tissue samples from different regions of the body is disclosed. The biopsy system includes a single use loading unit having a trocar assembly and a knife assembly. A trocar driver is operably connected to the trocar assembly and...
03/13/2007
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