U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Assignee: Empi, Inc.


Location: St.Paul, MN
No. of patents: 41

1    
NumberTitleIssue Date
6041259Externally worn medical device
A medical device, such as a TENS unit, includes a case and a cover which are pivotally connected. The cover is attached to a patient's clothing by a clip. When the cover and case are in a closed position, a control panel having a display and inputs is pos...
03/21/2000
5941843Iontophoresis electrode
An iontophoresis electrode that includes a buffer component formed of a first absorbent material with a pH buffering agent dispersed within or coated upon the absorbent material, a component for delivering medicament to a body where the medicament deliver...
08/24/1999
5873900Electronic pain feedback system and method
An electronic pain feedback system for use by a patient in determining the effectiveness of a pain treatment. The system includes an input device connected to a memory device. The input device includes a scale on which the patient enters perceived pain le...
02/23/1999
5871461Method of making an iontophoresis electrode
A method of making an electrode that includes dispersing a pH buffering agent within a first absorbent material to form a pH buffer component or coating the pH buffering agent on the first absorbent material to form the pH buffer component, positioning a ...
02/16/1999
5857993Process of making an iontophoresis electrode
A process for making a medical electrode component that includes dispersing a pH buffering agent within a first absorbent material that is capable of absorbing electrolytic solution or applying the pH buffering agent as a coating on a substantially planar...
01/12/1999
5840056Iontophoresis electrode
An iontophoresis electrode that includes a reservoir for holding electrolytic solution, a mechanism for scavenging ions in the electrolytic solution, without releasing ions into the solution and an electrical connection in electrical communication with th...
11/24/1998
5788666Iontophoresis electrode
An iontophoresis electrode that includes a reservoir for holding electrolytic solution, a pH buffer, the pH buffer immobilized within the reservoir and the pH buffer having a buffering capacity of at least about 0.5 milliequivalents of acid or base per gr...
08/04/1998
5759471Method of making an incontinence electrode
A method for manufacturing an electrode comprises molding a plurality of spaced conductive sections which include a pin receptacle for receiving a connector pin of a wire harness. A skeleton of conductive sections, connector pins and lead wires are placed...
06/02/1998
5759165Forearm supination range-of-motion orthosis
A range-of-motion orthosis for applying torque across a forearm of a patient is disclosed. The orthosis includes a support hook for supporting a hand of the patient. First pivot means pivotally connects the support hook to a forearm bracket. The forearm b...
06/02/1998
5667615Method of making an incontinence electrode
An incontinence electrode for controlling urinary incontinence in women is made of alternating bands of conductive and non-conductive polymers molded to form a tubular body. Electrical receptacles, formed in the molding process at the interior circumferen...
09/16/1997
5653739Electronic pain feedback system and method
An electronic pain feedback system for use by a patient in determining the effectiveness of a pain treatment. The system includes an input device connected to a memory device. The input device includes a scale on which the patient enters perceived pain le...
08/05/1997
5649976Neuromuscular stimulator electrode
A method for manufacturing an electrode comprises molding a plurality of spaced conductive sections which include a pin receptacle for receiving a connector pin of a wire harness. A skeleton of conductive sections, connector pins and lead wires are placed...
07/22/1997
5520627Range-of-motion ankle splint
A range-of-motion splint for applying torque to an ankle joint of a patient is disclosed. The splint includes a foot plate for supporting the foot of a patient. First and second foot brackets are connected to the foot plate via first and second fastening ...
05/28/1996
5520625Range-of-motion wrist splint
A range-of-motion splint for applying torque to a wrist joint of a patient is described. The range-of-motion splint is designed so that it provides for the natural motion of the wrist joint which is a three-dimensional motion including medial rotation of ...
05/28/1996
5516396Process for making an incontinence electrode
An incontinence electrode for controlling urinary incontinence in women is made of alternating bands of conductive and non-conductive polymers molded to form a tubular body. Electrical receptacles, formed in the molding process at the interior circumferen...
05/14/1996
5474083Lifting monitoring and exercise training system
The invention is directed to a microprocessor based system utilizing electromyographic sensor to monitor muscle force for lift training and exercise training. In the lift training embodiment the electrodes of the electromyographic sensor are secured to a ...
12/12/1995
5464448Electrode and method of making neuromuscular stimulator
A method for manufacturing an electrode comprises molding a plurality of spaced conductive sections which include a pin receptacle for receiving a connector pin of a wire harness. A skeleton of conductive sections, connector pins and lead wires are placed...
11/07/1995
5437619Range-of-motion splint with eccentric spring
A range-of-motion splint for applying relatively constant torque across a joint undergoing rehabilitative therapy. The splint includes a first brace section configured to engage a portion of a patient's body on a first side of a joint, and a second brace ...
08/01/1995
5431625Iontophoresis electronic device having a ramped output current
An iontophoresis controller is configured for connection to an iontophoresis electrode pair. The controller controls infusion of a selected dose of ionic drugs into a patient through the electrode pair during a treatment period. The controller includes an...
07/11/1995
5399154Constant torque range-of-motion splint
A range-of-motion splint for applying constant torque across a joint undergoing rehabilitative therapy. The splint includes a first brace section configured to engage a portion of a patient's body on a first side of a joint, and a second brace section con...
03/21/1995
5385577Electrode for activating pelvic reflexes
An electrode for activating pelvic reflexes in a patient is made of a molded elongated tubular member and a patient conforming handle member. The tubular member has a plurality of conductive polymer bands separated by at least one nonconductive polymer ba...
01/31/1995
5376206Method of making an incontinence electrode
An incontinence electrode for controlling urinary incontinence in women is made of alternating bands of conductive and non-conductive polymers molded to form a tubular body. Electrical receptacles, formed in the molding process at the interior circumferen...
12/27/1994
5370671Incontinence electrode apparatus
An incontinence electrode for controlling urinary incontinence in women is made of alternating regions of conductive and non-conductive polymers molded to form a flexible tubular body. Electrical leads couple the conductive regions to an electrical stimul...
12/06/1994
5314465Incontinence electrode apparatus and method
An incontinence electrode for controlling urinary incontinence in women is made of alternating bands of conductive and non-conductive polymers molded to form a tubular body. Electrical receptacles, formed in the molding process at the interior circumferen...
05/24/1994
5283441Low-power current mirror having feedback with optical isolation
An optically isolated current mirror provides an isolated output signal as a function of an input signal. The mirror includes first and second optical isolators and an amplifier. The amplifier is connected to the first and second optical isolators in a vo...
02/01/1994
5263489Relative electromyographic muscle reflex activity during motion
A method for treating electromyographic signals obtained from one or more muscles in the body which are subject to both volitional motion and externally forced motion to provide one or more indices which indicate the relative control signal energy provide...
11/23/1993
5254081Multiple site drug iontophoresis electronic device and method
A multiple site drug iontophoresis electronic device configured for controlling infusion of ionic drugs into a patient through a plurality of electrode pairs. The device includes a plurality of electrode driver channels wherein each driver channel include...
10/19/1993
5233987System and method for monitoring patient's compliance
A medical patient's compliance with a prescribed regimen of treatment is monitored through elapsed time of equipment operation. A treatment device used by the patient applies a stimulation signal to the patient through an electrode and counts a first cloc...
08/10/1993
5199443Incontinence electrode apparatus
An incontinence electrode for controlling urinary incontinence in women is made of alternating bands of conductive and non-conductive polymers molded to form a tubular body. Electrical receptacles, formed in the molding process at the interior circumferen...
04/06/1993
5189307Isolated current mirror with optical insulator generating feedback signal
An optically isolated current mirror provides an isolated output signal as a function of an input signal. A first optical isolator generates an isolated control signal as a function of the input signal. An amplifier is connected in a voltage follower conf...
02/23/1993
5097997Bi-directional belt clip for portable wearable devices
A bi-directional clip. The clip includes a generally planar member having an edge and fastener for securing the planar member to a portable wearing device. An elongated slot extends through the planar member from the edge to form a pair of clip members....
03/24/1992
5092320Knee brace with magnetic securing means
A knee brace includes an upper support assembly pivotally attached to a lower support assembly. A magnetic assembly secures the upper and lower support assemblies to a leg of a wearer above and below the knee joint, respectively. The upper and lower suppo...
03/03/1992
5087241Iontophoresis electrode with reservoir and injection site
An iontophoresis electrode configured for positioning on a patient's skin during a drug treatment. The electrode includes a flexible backing layer having a first surface with an adhesive layer for holding the electrode together and for securing the electr...
02/11/1992
5046511Vaginal electrode with snap-on electrode pad and method for preparing electrode for use
A vaginal electrode including a carrier and electrode pad is adapted to be inserted into a woman's vagina to stimulate and constrict muscles therein and prevent the unwanted flow of urine through the urethra. The carrier includes a tubular member having a...
09/10/1991
5010895Expandable vaginal electrode
A vaginal electrode adapted to be inserted into a woman's vagina and used as part of a stimulation system to stimulate and constrict muscles surrounding the vagina to prevent the flow of urine through the urethra. The electrode includes a nonconductive sh...
04/30/1991
4973303pH buffered electrode for medical iontophoresis
A pH buffered electrode for receiving electrical energy and producing an electric field. The pH buffered electrode includes a first conductive layer and a pH buffer layer adjacent the first conductive layer. The pH buffer layer includes a pH buffer covale...
11/27/1990
4964411Evoked EMG signal processing
A method generates signal data which is representative of short and long latency components of myoelectric signals. Production of myoelectric signals is repeatedly evoked in a muscle with triggering events. Myoelectric signal data which is representative ...
10/23/1990
4922908Medical stimulator with stimulation signal characteristics modulated as a function of stimulation signal frequency
A transcutaneous electrical nerve stimulation (TENS) apparatus includes first, second, and third oscillators. The first oscillator produces a first train of pulses at a main frequency. The second oscillator produces a second train of pulses at a modulatio...
05/08/1990
4881526Intravaginal electrode and stimulation system for controlling female urinary incontinence
An intravaginal electrode and controller for preventing female urinary incontinence. The electrode includes an elongated and generally cylindrical carrier having a rounded tip, an extended lip, and a neck of reduced diameter located approximately eight ce...
11/21/1989
4873996Vaginal stimulator for controlling urinary incontinence in women
A vaginal stimulator adapted to be inserted into a woman's vagina to stimulate and constrict muscles therein and prevent the flow of urine through the urethra. A vaginal plug having a conical tip includes a power supply, pulse generator, on/off switch and...
10/17/1989
1    
 
Sign InRegister
Username  
Password   
forgot password?