Abstract: A surgical device comprises a first horizontal flat spongy flexible layer having upper and lower surfaces. A second horizontal flat plastic layer also has upper and lower surfaces, the upper surface of the second layer being secured to the lower surface of the first layer. A third horizontal flat spongy flexible layer also has upper and lower surfaces, the upper surface of the third layer being secured to the lower surface of the second layer. A plurality of surgical cutting units are imbedded in the layers in spaced apart positions, each unit having a plurality of knife elements having downwardly extending cutting points disposed within the third layer adjacent the lower surface.

Abstract: A skin perforating member for an insulin patch, which is for disposing a human skin before administering insulin transdermally. By a pressure sensing arrangement instailed on both sides of a skin perforating member, a user can learn whether scarring a skin is properly going on at the sight of a pilot lamp. When not used, this device deposits the skin perforating member in its main body to shield perforating needles.

Abstract: A method of concealing tattoos on a person's body includes the steps of adding various coloring pigments to a tattooing ink until a color which matches the person's skin color is achieved. The colored tattoo ink is brushed over the existing tattoo to effect a concealing of the tattoo without the necessity of laser surgery or other radical skin damaging activities. The tattoo ink may also be injected into the tattoo to provide a more permanent concealment. A kit for performing the method of concealment includes a skin color chart for assisting in color selection, and containers having supplies of tattooing ink and coloring pigments. Various swabs, brushes and disposable syringes are also included in the kit.

Abstract: A surgical apparatus for making perfectly circular incisions comprises a cylindrical post; a ring supported at the bottom of the post for engaging a surgical site to be incised; a guide mounted for rotation on the post, the guide adapted to be translated upwardly and downwardly along the post; and a scalpel mounted on the guide, whereby the scalpel is adapted to incise a perfect circle on the surgical site.

Abstract: An instrument for the intradermal injection of liquid pigments which includes a needle assembly consisting of a number of needles, and a mass of solidified glue formed at one end of the needles to hold them in a predetermined relationship with one another and with their free ends projecting from the solidified glue at the opposite end. The instrument includes an elongated tubular barrel member and a tubular grip member which is mounted at the forward end of the barrel member in coaxial relationship. The grip member receives the needle assembly in a manner such that the free ends of the individual needles project through the forward end of the grip member. An appropriate resilient member is provided within the tubular member for biasing the needle assembly toward the forward end of the grip member so that the free ends of the needles will project out through the forward end of the grip member; or the needle assembly may be affixed to said grip member, for example, by a suitable adhesive.

Abstract: A method and apparatus for forming multiple cavities in the tissue of a patient into which hair transplant grafts are placed is disclosed. The apparatus comprises interengaging plates. A first plate includes a number of downwardly extending spikes for extension through a number of downwardly extending hollow catheters of a second plate. The first and second plates are pressed together with the interengaging spikes and catheters penetrating the tissue. The first plate is removed, leaving cavities formed by the hollow catheters of the second plate. A third plate having downwardly extending hollow catheters filled with hair grafts is sleeved into or aligned with the catheters of the first plate. The hair grafts are pressed downward through the third plate, through the first plate, into the scalp, preferably by use of rods extending down from a fourth plate.

Abstract: A device for applying permanent pigment, such as in a tattooing procedure, which has a disposable needle coupler which couples the needle to the device. The device has a housing which is structured to allow easy user access to the internal parts that are likely to be exposed to contamination from the tattooing procedure. The needle coupler is structured to allow easy manipulation to detach it from or attach it to the device without require the use or tools. The pigment applicator device may be a manual device or an electro-mechanically driven device. In the latter, the needle coupler is detachably coupled to a drive mechanism for actuating reciprocal axial movement of the needle via the needle coupler. The drive mechanism may include a cam for translating a rotational motion into a reciprocal axial motion of the needle coupler.

Abstract: An eyebrow tattooing tool for marking make-up designs on the eyebrow. The eyebrow tattooing tool is composed of multiple disposable parts that can be easily assembled and disassembled in case any parts are tainted with blood from the person being tattooed so as to prevent blood-transmitted diseases from transmitting from person to person. In the eyebrow tattooing tool, the pigment liquid can be prevented from flowing backward to the motor so as to protect the motor from being damaged thereby. The multiple disposable parts allow the eyebrow tattooing tool to be used in a sanitary way and also allow long-term economic use of the eyebrow tattooing tool by replacing only the parts that are tainted without having to dispose of the whole of the eyebrow tattooing tool.

Abstract: The present invention provides a catheter apparatus, an introducer system, and a methodology for creating a vascular bypass on-demand between an unobstructed blood vessel such as the aorta and an obstructed blood vessel such as an obstructed coronary artery in-vivo using a previously excised vascular segment as a shunt. The invention allows the placement and creation of single or multiple vascular grafts without use of a heart-lung machine and without need for stopping the heart of the patient during the coronary artery bypass surgery.

Abstract: An apparatus for preparing skin in advance to administer insulin to a body of a diabetic by forming a plurality of cicatrices on the skin is disclosed. The apparatus includes a rotatable skin needle assembly having a plurality of skin needles thereon. The assembly is vertically vibrated by the interaction of a coil and magnet and is rotated by a motor and/or reduction gears.

Abstract: An integrated needle for use with a permanent pigment applicator device having a fixed needle coupler that is coupled to a needle drive mechanism includes an elongated needle shaft with a fastening head and an attachment piece having an elongated coupling member that is detachably coupled to the needle coupler. The needle is received in a needle chamber of the attachment piece and is securely held in place around the needle fastening head. The integrated needle can be attached to the drive mechanism simply by grasping the attachment piece and coupling it to the needle coupler of the drive mechanism. After each use, the integrated needle can be disposed of and a fresh integrated needle can be attached. In this way, the needle does not have to be handled when it is attached to the applicator device and the needle coupler can be easily removed and thoroughly cleaned in an autoclave.

Abstract: A breast marking device includes an annular body and a circular felt marking pad disposed on a front end of body which holds ink. A removable annular cap covers the felt marking pad and is secured to the body. The cap has a pair of annular walls which frictionally engage the body to removably secure the cap to the body. A projection extends from a front face of the cap which defines a circular, pointed, marking edge substantially concentric with the felt marking pad. The marking edge has substantially the same diameter as the felt marking pad. A stop is provided on the body to limit movement of the cap on the body such that the cap engages the stop to space the cap from the felt marking pad. A circular imprint is made on the breast with the marking edge so as to discolor flesh thereof. Once an imprint is made, a circle of ink is stamped with the felt marking pad substantially where the circular imprint was made.

Abstract: An automatic biopsy devices for taking plural samples of tissue of a patient. The device is pneumatically operated in response to an actuator activated by the operator and makes use of a removable cassette in which a plurality of stylets are located. The stylets are disposed on a moveable tray within the cassette and are arranged to be selectively positioned within the device for propulsion through a releasably mounted cannula at a high speed into the tissue to be sampled. Each stylet includes a groove adjacent its distal end into which the tissue to be sampled enters when the cannula is propelled into the tissue. Thereafter and in automatic response to the propulsion of the stylet through the cannula into the tissue, the cannula is propelled over the stylet to excise the tissue within the stylet's recess. The propulsion of the stylets and cannula is so rapid that the tissue sampling procedure is virtually pain-free. An indicator is provided so that the operator will know the number of samples taken.

Abstract: An apparatus and method are disclosed for marking the proper location of incisions to be made during a surgical procedure. The apparatus includes a member for penetrating inward of the outermost layer of the epidermis. A reservoir supplies a marking agent so that as the penetrating member penetrates the epidermis, marking agent is left inward of the outermost surface of the epidermis, thereby leaving a line which may be followed when making incisions during surgery. The method includes penetrating the outermost layer of the epidermis and leaving marking agent inward of the outermost layer of the epidermis. In a preferred embodiment of the method, a temporary marking agent, such as methylene blue, is used so that the line quickly disappears after surgery.

Abstract: A device for applying permanent pigment, such as in a tattooing procedure, which has a disposable needle coupler which couples the needle to the device. The device has a housing which is structured to allow easy user access to the internal parts that are likely to be exposed to contamination from the tattooing procedure. The needle coupler is structured to allow easy manipulation to detach it from or attach it to the device without require the use or tools. The pigment applicator device may be a manual device or an electro-mechanically driven device. In the latter, the needle coupler is detachably coupled to a drive mechanism for actuating reciprocal axial movement of the needle via the needle coupler. The drive mechanism may include a cam for translating a rotational motion into a reciprocal axial motion of the needle coupler.

Abstract: A reciprocating shaft device suitable for numerous uses, including as a tattoo device, with a balanced generally symmetrical configuration having an electromagnetic coil with a shaft slidably mounted concentrically within the coil. A cylindrical housing encloses the shaft and electromagnetic coil. Damping means within the cylindrical housing quiet any noise generated by vibration. The electromagnetic coil is driven from a power source through a timer circuit and a switching circuit, the switching circuit energizing the coil with the timer circuit controlling the rate or frequency of the switching cycle.

Abstract: Apparatus for injecting a substance into the skin including vibrating means and a hollow needle coupled thereto and receiving an injectable substance from a source thereof coupled into the open end thereof. A peristaltic pump pumps the substance to the tattoo needle. A tattooing guide is secured to the apparatus for controlling the depth of the operation.

Abstract: Apparatus and method are described for selective cutting of the transverse carpal ligament of a patient. The instrument includes spaced-apart teeth which are supported on a first arm and a press member which is carried by a second arm. The teeth are prevented from contacting tissue when the first arm is inserted into, or retracted from, the carpal tunnel. After insertion of the first arm into the carpal tunnel, the teeth are exposed to the transverse carpal ligament and the first and second arms are moved towards each other to force the teeth into the transverse carpal ligament to perforate the ligament and enable it to elongate.

Abstract: An acupuncture treatment pad includes a flexible backing sheet having a multiplicity of similarly constructed rigid blocks at spaced points along the sheet surface. Each block has at least one tapered protuberance extending away from the sheet surface to form a relatively sharp edge or point; each protuberance can be a conical needle element, or alternately, a triangular cross-section knife element. When the pad is held under pressure against a person's body the sharpened protuberances act as acupuncture elements to stimulate nerve endings under the skin, thereby increasing the blood circulation and relieving pain experienced in damaged tissue deprived of adequate blood flow.

Abstract: The invention relates to stiletted needles and has for its object to enable the removal of a stilette from the needle once the needle is inserted into a patient, with the elimination of jarring of the needle. This objective is met by a construction comprising a body member, a needle extending from the body member, with a bore of the body member co-axial with the bore of the needle, a stilette, extending from a hand grip for the stilette, there being pin means on the hand grip to engage slot means in the end of the body member, said slot means having at least one side wall forming a cam surface for engagement by the pin means.

Abstract: An allergy testing system, for testing a patient for a plurality of allergies at substantially the same time, comprises a housing containing a plurality of packages or capsules containing an allergen and a needle, the needles being spaced apart from each other. The needles preferably carry the respective allergens on their tips. The housing is placed against the skin of a patient and an actuator is operated to engage the packages to move the needles to pierce or prick the skin of the patient, thereby applying the respective allergens to the pierced or pricked skin of the patient.

Abstract: A catheter set including an epidural cannula having a dull leading end; i.e., a leading end without a cutting grinding. A first trocar, only the tip of which projects beyond the epidural cannula, may be inserted into the epidural cannula for puncturing. The leading end of the epidural cannula may abut against the dura without the dura being perforated by the tip of the trocar. Thereafter, the first trocar may be removed and the dura may be punctured by a second trocar which is longer than the first trocar and which may be inserted into the cannula. After removal of the second trocar, a catheter may be inserted through the punctured dura into the spinal area, using the epidural cannula as a guide cannula. The puncture caused by the second trocar is entirely closed by the catheter. This opening remains small, since the epidural cannual has no grinding to cut the dura.

Abstract: An allergy testing system, for testing a patient for a plurality of allergies at substantially the same time, comprises a housing containing a plurality of packages or capsules containing an allergen and a needle, the needles being spaced apart from each other. The needles preferably carry the respective allergies on their tips. The housing is placed against the skin of a patient and an actuator is operated to engage the packages to move the needles to pierce or prick the skin of the patient, thereby applying the respective allergens to the pierced or pricked skin of the patient.

Abstract: Tattooing apparatus including a vibratable housing carrying a tattooing needle and a source of tattooing pigment coupled by flexible tubing to said needle through a peristaltic pump by which the flow of pigment to the needle is controlled.

Abstract: The present disclosure is concerned with an electrically rechargeable eyebrow tattooing machine which is particularly employed by female to do make-up on the eyebrow as a result of the lack of hair thereat. A small motor drives an eccentric cam which is further connected with a drive rod with an elongate needle detachably disposed at the front end thereof, and the motion of the eccentric cam produces a reciprocating movement on the elongate needle which is received in a casing with its pointy tip retractably sticking out of a small bore of a frontmost cap. The cap is provided with an opening on the wall so that cotton with dye liquid can be stuffed therein, and each time the needle can acquire small amount of dye liquid in its repeated motion through the dye contained cotton. The use of rechargeable source makes the operation of the present machine with less vibration and the small size facilitates the safe holding of the same in operation.