65 results about "Spatium" patented technology

A suture and needle combination is disclosed for use during surgical and non-surgical procedures comprising a suture needle 16 with a breakaway tip 20, insertable tip 24 or reusable tip 32. Suture 10 passes freely through hollow needle 16 after a user removes needle tip (20,24, or 32) during use. This suture needle combination reduces the amount of room needed within a surgical site, reduces the length of needle 16 needed to exit tissue (for example) while suturing, and decreased trauma to at risk anatomical structures during a surgical procedure or other use.

A method of treating a constricted sinus passageway of a patient includes traversing the canine fossa region of the patient so as to form a passageway in the sinus cavity. A cannula is positioned in the passageway. A visualization tool such as an endoscope is passed through a lumen or channel in the cannula to aid in visualization of the anatomical site of interest. A balloon dilation catheter is then deployed through or along the cannula so as to place the balloon within or across the constricted anatomical space (e.g., ostium). The balloon is then expanded so as to expand at least a portion of the constricted anatomical space. Alternative embodiments include the use of an optional guide wire and incorporating a endoscope lumen through the balloon dilation catheter.

A method for determining the orientation of a first object in space, wherein the first object is interactive with a second object, the method comprising the steps of:using kinematic action to generate a first data set reflective of the current spatial relationship between the first object and the second object; andcomparing the first data set with a database of known data sets reflective of known spatial relationships between the first object and the second object in space so as to identify the current orientation of the first object in space.

A dropper tip 30 is provided which allows a person to instill a drop D into and eye E from a bottle 20 that has compressible and resilient walls 19 while the bottle 20 is held in a horizontal orientation.The dropper tip 30 includes an internal passage 37 into which a stem 35 is inserted. The stem 35 has a groove 36 along its peripheral surface which allows the flow of liquid 21 from the reservoir 20 to the free end 29 of the tip 30. The stem 35 protrudes from the external opening 44 of the internal passage 37 of the tip 30 and has a head 33 on the protruding end. The drop D adheres to the head 33 rather than adhere to and migrate along the external surface 28 of the tip 30.The dropper tip 30 further includes an annulus 32 at the free end 29 of the tip 30 which encircles the external opening 44 of the internal passage 37. The annulus provides a surface for a drop D of liquid 21 to adhere to while awaiting release.The dropper tip 30 further includes a fissure 34 at the free end 29 of the tip 30 which provides an area for drop formation and retention and also acts as a guide to direct the falling drop D into an eye E while the bottle 30 is held horizontally.

The invention discloses a main operation hand for a minimally invasive neurosurgery robot on the basis of wire rope gearing. The main operation hand comprises a base, a first joint transmission mechanism, a second joint transmission mechanism, a third joint transmission mechanism, a wrist transmission mechanism and an opening and closing mechanism. By means of the layout mode that a motor is arranged in front of the base, the weight of all parts of the mechanisms of the main operation hand can be greatly lowered, then the rotating inertia of the main operation hand is reduced, and the rigidity of the mechanisms can be easily improved; wire rope gearing is adopted for first three joints of the mechanisms, and therefore the sizes of all the parts in the mechanisms are effectively reduced, and the mechanisms are more compact; by means of wire rope gearing, through appropriate tensioning, the return difference problem can be effectively solved; through the serial connection of the mechanisms and the reasonable joint layout, the working space of the mechanisms is enlarged, and the main operation hand better conforms to operation habits of a doctor.

The invention relates to a device and related method for sealing and / or dissecting body tissue using a reverse action instrument. The devices and methods described permit laparoscopic or natural body orifice access to an anatomical space and facilitate sealing portions of tissue together, dissecting tissue or combinations thereof.A surgical instrument for sealing and dissecting body tissue is described having distal and proximal ends with an elongated body. The body includes a jaw member positioned at the distal end that is defined by a stationary arm and a pivotable arm. A moveable closure sleeve is disposed at least partially about the body and the closure sleeve is configured such that coaxial movement of the sleeve along the longitudinal axis of the body causes the jaw member to open or close.

An exhaust heat exchanger includes a water tank accommodating tubes and having an outside space defined outside of the tubes, a gas tank having an exhaust passage and an outside space defined outside of the exhaust passage, a dividing portion to separate the outside space of the water tank from the exhaust passage of the gas tank, and a communication portion. The outside space of the gas tank and the outside space of the water tank communicate with each other through the communication portion.

The present invention provides a method and a system of on-line axial force detection for an electrochemical machining, which belongs to a machining clearance detection technology field. With an axial force transducer arranged between an electrochemical machining cathode and a principal axis of machine, force on the cathode surface exerted by an electrolyte action is transferred to the force transducer and a signal from the transducer can reflect the real-time machining clearance. Meanwhile, the present invention discloses the system of on-line axial force detection for an electrochemical machining which comprises a machine tool motion system, a transducer, a power supply for machining, a data acquisition and a processing device and an electrolyte supply system. The method and system are able to have on-line detection for the machining clearance and realize small clearance and high accuracy of the electrochemical machining.

The invention discloses a minimally invasive robot mechanical arm having a large movement space and a high structural rigidity, which comprises a telescopic seat provided with a surgical tool, wherein one end of a connecting rod IV is connected with the telescopic seat, a connecting rod V and a connecting rod VI are arranged at both sides below the connecting rod IV, one end of the connecting rodV and one end of the connecting rod VI are connected with the telescopic seat, the other end of the connecting rod IV is connected with the top end of a connecting rod I, the other end of the connecting rod V and the other end of the connecting rod VI are connected to outer walls at both sides of the top part of the connecting rod I, the bottom end of the connecting rod I is connected with the front end of a joint II seat, the bottom end of a connecting rod II and the bottom end of a connecting rod III are installed on outer walls at both sides of the back end of the joint II seat by rotatingshafts, and the top end of the connecting rod II and the top end of the connecting rod III are respectively connected to the connecting rod V and the connecting rod VI; and the rotating shafts are connected with a second rotation driving device, and a connecting frame is connected with a first rotation driving device. By using the structure, the movement space of the mechanism is greatly enlarged, and the rigidity of the mechanism is increased, thereby lowering the requirements for the initial pose of the robot.

The invention discloses a CT navigation minimally invasive surgery parallel robot, including four parts of two layers of static platforms, a transmission mechanism, a cross guide track and a puncture needle. The two layers of static platforms are mutually parallel; the cross guide track has two sets which are respectively arranged at the through slots in the middle parts of the upper layer of static platform and the lower layer of the static platform; the cross guide track includes two smooth guide tracks which are perpendicular mutually, and the two smooth guide tracks can move independently and the directions of the movements are perpendicular mutually; the cross point of the two smooth guide tracks is connected with a ball joint, wherein the upper part of the puncture needle is connected on an upper ball joint and the lower part of the puncture needle is connected on a lower ball joint. The upper and lower ball joints have two freedoms of plane respectively, and the space position and the attitude of the puncture needle is decided by the movements of the two ball joints, at the same time, the puncture needle can also rotate around the autologous axis line and move along direction of the axis line. The flexibility is high, the joint accumulated error is small and the positioning precision is high.

A horizontal and vertical expandable tissue spacer implants, insertion tools, assembly methods and surgical methods are disclosed. The horizontal expandable tissue spacer implant includes a first lateral member with a first side, a second lateral member with a first side, and an intermediate spacer member. The intermediate spacer member is adapted to cooperatively engage and hold the first side of the first lateral member and the first side of the second lateral member. A vertical expandable tissue spacer implant includes a top member with a bottom surface, a bottom member with a top surface, and an intermediate spacer member with a coupling mechanism. The coupling mechanism cooperatively engages the bottom surface of the top member to the intermediate spacer member and the top surface of the bottom member to the intermediate spacer member.

Kits designed to stimulate creativity, to provide exercise for fine motor skills, and to improve spatial perception. The kits may be useful as a stimulating “toy” for children to develop creativity, spatial perception and motor skills, as a therapeutic kit for the elderly or those requiring rehabilitation of fine motor skills; as a diversion to relieve stress, to create unique works for the home or office, to display photos and memorabilia, and for a host of other purposes, limited by the imagination. The kits include at least shaped components, fasteners, and a platform onto which a three-dimensional work is mounted.

A method of laparoscopic (or robotic) surgery, using a hand-port, comprising providing a trocar port operably disposed within a first abdominal incision opening of a patient, providing a hand-port operably disposed within a second abdominal incision opening, introducing an elongate positioner dimensioned to extend through the trocar, introducing a spatulate element through the hand port and joining the spatulate element to the positioner. The procedure further comprises removing an internal organ or other tissue from the operating area in order to make room and add visibility for the laparoscopic intervention, detaching the spatulate element from the positioner, and withdrawing the positioner through the trocar port and the spatulate through the hand port.

A protection bar is arranged between a fuel cell casing and a DC-DC converter in the left-right direction of a fuel cell vehicle. Two fastening surfaces, each being a part of the fuel cell casing, and an FDC flange, which is a part of the DC-DC converter, are fastened and fixed to each other, with one being vertically superimposed on the other, in a space above or below the protection bar.

The invention provides a heat exchanger which comprises an outer pipe arranged in a drill hole which is vertically downwardly drilled in the ground through a drilling machine and an inner pipe sleeved in the outer pipe. A low-temperature circulation medium enters a space between the outer pipe and the inner pipe through the entrance of the outer pipe to absorb heat from the outer pipe to turn into a high-temperature circulation medium to flow out through the inner pipe, and heat exchange circulation is formed; the outer wall of the inner pipe is provided with turbulent flow components capable of allowing turbulent flow to be produced from fluid between the inner pipe and the outer pipe.

The invention discloses a brake and vehicle. The brake comprises a brake drum, a first brake shoe, a second brake shoe, a first magnetic part and a second magnetic part, wherein the first brake shoe and the second brake shoe are arranged in the brake drum; magnetic poles of the first magnetic part and the second magnetic part are opposite and are connected with the first brake shoe and the second brake shoe respectively. At least one of the first magnetic part and the second magnetic part is of an electromagnet structure. The driving of the brake is achieved through magnetic force, plenty of pipes are omitted for the brake, the brake is simple in structure, small in occupied space and simple to assemble, and braking force can be adjusted easily.

An electric re-heat dehumidification apparatus to dehumidify a conditioned space is provided and includes a conditioning unit to produce an output airstream including overcooled air to be provided to the conditioned space to overcool the conditioned space during the dehumidifying of the conditioned space, a resistive element disposed within an output airstream of the conditioning unit, which, when activated, heats the overcooled air of the output airstream and a controller, operably coupled to the resistive element, to activate the resistive element in accordance with information of the conditioning unit, the resistive element and a temperature of the conditioned space to limit the overcooling of the conditioned space.

The invention relates to a flexible robot for abdominal cavity minimally invasive surgery, and relates to the technical field of medical equipment for abdominal cavity minimally invasive surgery. Theflexible robot comprises a driving system, a flexible robot main body and an end surgical forceps mechanism; the driving system comprises a linear feed system, a cable-driven system and a gas-driven system; the cable-driven system is connected with the linear feed system, and the flexible robot main body is arranged on the cable-driven system; the gas-driven system supplies gas to the flexible robot main body through a gas pipe passing through the cable-driven system, a front-end gripper of the end surgical forceps mechanism is arranged at the front end of the flexible robot main body, the endhand-held handle of the end surgical forceps mechanism is arranged on the cable-driven system, and a front-end gripper is connected with the end hand-held handle through a steel wire rope penetratingthe cable-driven system and the flexible robot main body. The flexible robot has the advantages of compact structure, adopts a flexible material, can realize polymorphic change and self variable stiffness effect with multi-module design, improves the spatial movement ability of the robot, and has the functions of realizing visual detection and biological tissue sampling.

The invention discloses a high-integrity bone surgery robot. The high-integrity bone surgery robot comprises a robot body, image documentation equipment, an executing mechanism, monitoring equipment,an operation bed, a control system and a display screen, wherein the control system is arranged in the robot body; the display screen is mounted in the robot body; the image documentation equipment isin circuit connection with the control system; the monitoring equipment is in circuit connection with the control system; the executing mechanism is fixed to the operation bed, and is in sliding connection with the operation bed; operation tools are mounted on the executing mechanism; and the executing mechanism is in circuit connection with the control system. The high-integrity bone surgery robot disclosed by the invention is reasonable in structural design; and the equipment including the image documentation equipment, the executing mechanism, the control system and the like, is in integration together, so that the data transmission and position switching between different equipment is reduced, the space of an operating room is greatly saved, the operation work flow is optimized,and the operation difficulty is reduced.

A turbine cooling system is provided, having a compressor for supplying cooling air, a forward turbine rotor wheel space, a high-pressure packing seal (HPPS) bypass cavity, and a metering device. The forward turbine rotor wheel space is cooled by the cooling air supplied by the compressor. The HPPS bypass cavity is in fluid communication with and receives a portion of the cooling air from the compressor, and is in fluid communication with and supplies the cooling air to the forward turbine rotor wheel space. The metering device is in operable communication with the forward turbine rotor wheel space and the HPPS bypass cavity to modulate the cooling air supplied to the forward turbine rotor wheel space from the HPPS bypass cavity. The metering device modulates the cooling air based on at least one operating condition of the turbine.

The invention provides a thoracic contour data acquisition device for electrical impedance tomography of a human thoracic cavity. The data acquisition device comprises the following parts: a plurality of displacement measurement sensors (1), a bracket (2), a supporting panel (3) and the like, wherein the supporting panel (3) is fixedly arranged on the bracket (2); a hole (3-4), which can accommodate the human thoracic cavity, is formed in the middle of the supporting panel (3); a plurality of through holes (3-5) are formed around the hole (3-4) of the supporting panel (3); each of the displacement measurement sensor (1) is fixedly connected to the supporting panel (3) by virtue of at least two through holes (3-5); in accordance with the various positions of the corresponding through holes (3-5), the included angles and the positions of the displacement measurement sensors (1) relative to the human thoracic cavity are regulated; and the displacement measurement sensor (1) is used for measuring the position information of the human thoracic cavity in real time. By virtue of the data acquisition device disclosed by the invention, the spatial position information required by an updated field domain model can be acquired in real time.

An anastomosis normally closed clip comprising a first side including at least one first suture guide, the first suture guide being disposed on a top of the clip, the first end portion and the first suture guide defining a first suture space open toward the top of the clip, the first side further including a first carrier slot on the bottom of the clip; and a second side which is the mirror image of the first side. An introducer device is used to open the clip and introduce it into a patient over two organ segments to be sutured together and allow the clip to close. The suture spaces allow for continuous suturing of the organ segments. The introducer device is used to remove the clip from the patient after the suture procedure.

Provided is a refrigerator. The refrigerator includes a cabinet, a door configured to open and close the cabinet and having an opening, a panel assembly configured to shield the opening and includinga see-through part, and a light provided further inward from the refrigerator than the panel assembly to illustrate a storage space in the rear side of a door so that the inside of the refrigerator isvisible through the see-through part. The panel assembly includes a transparent front panel defining a front surface thereof, a display disposed on a rear surface of the front panel, a light guide plate disposed to be spaced apart from the display, a backlight configured to emit light toward an end of the light guide plate, and a rear panel made of a transparent material, spaced apart from the front panel to define a heat insulation space in which the display, the light guide plate, and the backlight are accommodated. The light may emit light to a rear region of the light guide plate from theoutside of the light guide plate and be disposed at an angle between a direction parallel to the light guide plate and a rear side crossing the light guide plate.

Spatial frequency spectra from periodic, aperiodic and quasi-random structures in materials are shown and used to detect differences among objects via internal coding from the spatial frequencies. The method is applied to different grades of human tissues for a new form of histology and pathology, and to detect art forgeries and coding boxes, money and papers and gems. The randomness of material structures on surface and at depths near surface can be detected from the spatial spectrum. In tissue spectral features from normal to different stages of cancer in tissue for ex vivo and in vivo applications can be recognized by different spectral fingerprints content of the spatial frequency. Similarly, the painting for the strokes of artist is different. A new type of instrument is described to analyze materials as a Spatial Frequency Spectrometer.

A centrifugal separator for cleaning a gas containing liquid impurities includes a stationary casing including a surrounding sidewall, a first end wall and a second end wall which enclose a space through which a gas flow is permitted. The space includes an upper separation chamber and a lower discharge chamber. The separator further includes an inlet extending through the stationary casing and permitting supply of the gas to be cleaned to the separation chamber, a rotating member including a stack of separation discs and being arranged to rotate around an axis of rotation, wherein the stack of separation discs is arranged in the separation chamber and a drive member for rotating the rotating member. The discharge chamber is arranged axially below the stack of separation discs such that clean gas and separated liquid impurities both enter said discharge chamber after being separated in said stack of separation discs, and further, the separator includes a gas outlet configured to permit discharge of cleaned gas from said stationary casing, wherein the gas outlet includes an outlet opening through the stationary casing and a portion extending from the outlet opening into the discharge chamber. Further, there is a drainage outlet arranged in said discharge chamber and configured to permit discharge of separated liquid impurities from said stationary casing.

The invention provides a defrosting refrigerator and a control method thereof. The defrosting refrigerator comprises a box body, an air channel cover plate, door bodies, an evaporator, a defrosting sensor, a compressor, a fan and a controller. The air channel cover plate is arranged in the box body so as to limit a compartment and an air channel between the air channel cover plate and the inner back wall of the box body. The defrosting sensor is arranged on the evaporator and is used for detecting the temperature of the evaporator. The fan is arranged in the air channel and is used for circulating air between the air channel and the compartment. The controller is respectively connected with the defrosting sensor, the compressor and the fan and is used for controlling the compressor to stop running and controlling the fan to continuously run till the temperature detected by the defrosting sensor is up to a first temperature after the compressor runs preset starting and closing circles every time. According to the defrosting refrigerator disclosed by the embodiment of the invention, the inner space of the refrigerator is saved, the whole machine cost is reduced, and the energy consumption is also reduced.

The present invention is a multi-directional switch medical equipment box, including box body, drawer I, drawer II, drawer III, lock, lock handle, slideway, spring and roller; the slideway is fixedly connected with the box body; the roller is connected with drawer I Fixed connection; the slideway is connected with the rollers; the drawer I, drawer II, and drawer III are all composed of a baffle, an ultraviolet radiation meter, a support frame and a box body, and the slideway is provided with grooves; the present invention can be carried out conveniently and timely For the collection and replacement of medical equipment; at the same time, it ensures a small space occupation and facilitates the placement of medical equipment boxes.

The heat exchanger for photovoltaic (PV) panels is a heat exchanger that maintains a uniform temperature for cooling PV modules. The heat exchanger is a box-shaped enclosure attached to the rear face of the PV panel. The enclosure has an inlet end, an outlet end, and a plurality of parallel baffles disposed between the ends defining a plurality of channels dividing fluid flow through the enclosure into parallel paths. The spaces between the ends of the baffles and the inlet and outlet ends define an inlet header and an outlet header. In one embodiment, the fluid inlet and outlet are disposed in diagonally opposite corners of the disclosure, opening into triangular input and output headers. In another embodiment, the fluid inlet and outlet are centered at the ends of the enclosure, and the outlet header is V-shaped with the vertex extending into the enclosure along its centerline.

Provided is a combustion furnace, comprising an inner housing, an outer housing, an air inlet channel, and a flame restricting cover. The inner housing forms a storage space. The upper edge of the inner housing is provided with a plurality of first pores. The plurality of first pores are arranged on the upper edge of the inner housing in a surrounding manner. The bottom of the inner housing is provided with a first air inlet hole. The outer housing wraps the inner housing. A gas flowing space is formed between the inner housing and the outer housing. The air inlet channel is communicated with the gas flowing space. The flame restricting cover is arranged on the inner housing and the outer housing. The lower edge of the flame restricting cover is under the plurality of first pores. The plurality of first pores of the combustion furnace guide air to form gas eddy, and flame in combustion can be restricted from spraying out upwards, so that air in the inner housing is uniformly burnt.