24 results about "Suction Tips" patented technology

The utility model discloses a cell sheet making machine suction head withdrawing structure which comprises a pipetting frame and a suction head recovery base, a plurality of installation cavities corresponding to a plurality of suction needles on the pipetting frame in a one-to-one mode are formed in the suction head recovery base, a suction head withdrawing assembly is arranged in any installation cavity, and the suction head withdrawing assembly comprises a triggering piece, a connecting piece and a suction head withdrawing piece. The connecting piece is connected with the triggering piece and the suction head withdrawing piece, and the triggering piece and the suction head withdrawing piece both extend out of the suction head recovery base; the plurality of triggering pieces correspond to the position of a suction needle fixing plate of the pipetting frame, and during the movement of the pipetting frame, the suction head fixing plate abuts against the triggering pieces and pushes the triggering pieces to move, so that the suction head withdrawing piece abuts against the suction head and pushes the suction head down from the suction needle; compared with an existing suction head withdrawing structure of the pipettor, the suction head withdrawing structure is separated from a pipetting frame where a suction needle is located, the suction head withdrawing structure is installed at the suction head recycling position, suction head withdrawing work is achieved through a mechanical structure, cost is reduced, and the mistaken touch condition is avoided.

A cell transfer apparatus transfers cells scattered in a first container to a second container. The cell transfer apparatus includes a head with a suction tip, a movement mechanism for the head, a camera that captures images of the first container, a cell recognition unit that performs position recognition of the cells based on the images, and a control unit that controls the head and the movement mechanism to perform a transfer operation of the cells based on a result of the position recognition. The control unit gradually suctions the set quantity of target cells that is set to two or more in advance into the suction tip from among the cells scattered in the first container, causes the head to move to the second container, and then discharges the set quantity of the target cells suctioned into the suction tip to the same location in the second container.

1. Name of the designed product: sterile suction nozzle head. 2. Use of the designed product: for mounting on a plastic bag containing powder. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view 1.

The present invention relates to a medical suction tip for aspirating and discharging body fluids and cleaning fluids exuded during surgery on living tissue. [Solution] The present invention provides a medical suction tip with a suction part and a connecting part, which has a groove at the tip to prevent clogging and a side hole near the end. When the suction tip is connected to one end of a flexible suction tube and the other end is connected to a medical suction device and driven under negative pressure, the suction tip has excellent fixation to the biological tissue at the surgical site, eliminating the need to switch the surgical device to the suction tube during surgery.

The utility model relates to the technical field of suction equipment part manufacturing, and discloses a flexible suction pen head based on a rotatable joint, which comprises a base, the lower surface of the base is fixedly connected with a motor, the output end of the motor is fixedly provided with a worm, the tooth end of the worm is meshed and connected with a worm gear, the inner wall of the worm gear is rotatably connected with a rotating rod, and the rotating rod is fixedly connected with the base. An electric push rod is fixedly connected to the lower surface of the base, a fixing plate is fixedly connected to the lower surfaces of the supporting legs, a fixing block is fixedly connected to the inner wall of the fixing plate, a lifting sliding block is slidably connected to the outer wall of the fixing block, an adjusting support is slidably connected to the inner wall of the lifting sliding block, and a storage assembly is arranged on the upper surface of the base. The motor is started to drive the worm to rotate the worm gear, the worm gear drives the rotating rod to enable the adjusting support to slide, the electric push rod is started to drive the lifting sliding block to enable the adjusting support to rotate, and the assembly can achieve the effect of adjusting the position of the pen point.

A suction catheter system is described with a suction nozzle that can extend from a guide catheter of the like. The suction nozzle can be positioned by tracking the suction nozzle through a vessel while moving a proximal portion of the suction extension within the lumen of the guide catheter. A suction lumen extends from the proximal end of the guide catheter through at least part of the guide catheter central lumen and through the suction tip. Desirable suction flow can be established using the guide lumen to facilitate the suction. Also, a delivery catheter is described with an elastic tip that can track closely over a guidewire. The elastic tip of the delivery catheter can be expanded to provide for the delivery of medical devices past the tip.

Disclosed are devices, systems and methods for a removeable and replaceable tip for a surgical (or dental) suction cannula which facilitates the safe and effective removal of blood and other bodily fluids from a body cavity while allowing manipulation and / or management of various tissues therein. These devices protect delicate anatomic structures from excessive negative pressure while allowing effective suctioning of fluid and debris from the operative field.

A suction member for a high-volume evacuator (HVE) suction tool used in dental procedures. The suction member has a connection portion at a proximal end, a tubular portion connected to the connection portion, and a suction tip connected to the tubular portion at a distal end. The suction tip includes outwardly flared lobes and open-ended peripheral vent openings alternating about its circumference. The distal ends of the lobes are generally aligned in an oblique distal tangent plane inclined relative to a longitudinal axis of the tubular portion. The vent openings are spaced closer together towards a front side of the suction member, and the lobes include a widest and most flared rear lobe that is useful for soft tissue retraction.

Disclosed are devices, systems and methods for reducing noise from surgical and dental suction tips, especially Frazier and Fukushima type cannulas, by altering the size, shape, and contour of control valves. More specifically, the disclosed devices modify sound generated by traditional suction tips and / or thumbhole controls of various suction cannulas, (also called control valves, control vents, grip plates, and / or suction interrupters) by decreasing the intensity of the sound output of the suction cannula's amplitude and changing the frequency to a less annoying pitch.

This invention relates to a suction head and a skin rejuvenation device equipped with the suction head, comprising: a head body having a negative pressure forming space open to a surface in contact with the skin; an air negative pressure tube component located within the head body, connecting the suction port of the negative pressure forming space to a vacuum device in the control body; and a cream movement guide component installed within the negative pressure forming space at the suction port, guiding therapeutic cream moving along the inner side of the negative pressure forming space toward the suction port to the lower side, thereby preventing it from flowing into the suction port. This prevents the therapeutic cream from being sucked into the airflow path by negative pressure during treatment, thus preventing accidents caused by airflow path blockage and ensuring operational stability. It also improves the durability of the vacuum device and saves the cost and time required for repairing airflow paths blocked by therapeutic cream.

An electro-surgical pencil comprising: a housing forming an axially extending main suction passage from a proximal opening to a distal opening; a tube forming an extension of the main suction passage from the proximal opening to a proximal extension opening, the tube being configured for telescoping movement through the proximal opening; an electrode for cutting and / or coagulating tissue, the electrode being attached to the tube and extending axially from the proximal extension opening; and a suction tip attached to the tube and forming a further extension of the suction passage. Since both the tube and the suction tip are movable relative to the housing, a short and a long configuration can be obtained while good smoke removal capabilities are maintained.

An electro-surgical pencil comprising: a housing forming an axially extending main suction passage from a proximal opening to a distal opening; a tube forming an extension of the main suction passage from the proximal opening to a proximal extension opening, the tube being configured for telescoping movement through the proximal opening; an electrode for cutting and / or coagulating tissue, the electrode being attached to the tube and extending axially from the proximal extension opening; and a suction tip attached to the tube and forming a further extension of the suction passage. Since both the tube and the suction tip are movable relative to the housing, a short and a long configuration can be obtained while good smoke removal capabilities are maintained.

The utility model discloses a liquid suction head, which relates to the field of liquid extraction devices, and adopts the technical scheme that the liquid suction head comprises a liquid suction pipe and a main liquid suction port, a plurality of auxiliary liquid suction ports arranged along the circumferential direction of the liquid suction pipe are formed in the peripheral wall of the liquid suction pipe, a switching head is rotatably connected to the peripheral wall of the liquid suction pipe, and a plurality of through ports are formed in the switching head. According to the utility model, the switching head is rotated to enable the plurality of ports and the auxiliary liquid suction ports to be overlapped, and the switching head is fixed on the peripheral wall of the liquid suction pipe through the fixing mechanism, so that when the liquid suction pipe is used for sucking the liquid, the liquid passes through the main liquid suction port, and then the liquid is sucked through the auxiliary liquid suction port. And the liquid passes through the through holes and the auxiliary liquid suction holes at the same time, the liquid suction capacity is improved by the liquid passing through the main liquid suction hole and the auxiliary liquid suction holes, and the influence of blockage caused when only the main liquid suction hole is used is reduced.

The application relates to the technical field of food safety detection, in particular to a food safety detection workstation and a control system and control method thereof, which comprise a detection table, a pretreatment module and a detection module arranged on the detection table; the pretreatment module is used for performing various pretreatment operations on a to-be-detected sample according to a required process, and provides a reaction solution of the pretreated to-be-detected sample for the detection module; the detection module comprises a third detection module, the third detection module comprises a reagent placing rack, a microwell strip placing channel, a reagent liquid adding module, a plate washing mechanism, a suction tip box mechanism, a desorption tip mechanism, a reading module and a third mechanical arm; the application can continuously sample without interruption, process multiple samples at the same time, improve the detection efficiency, shorten the detection period and reduce the test error.

A suction member for a high-volume evacuator (HVE) suction tool used in dental procedures. The suction member has a connection portion at a proximal end, a tubular portion connected to the connection portion, and a suction tip connected to the tubular portion at a distal end. The suction tip includes a plurality of distally protruding lobes and open-ended peripheral vent openings alternating about its circumference. The distal ends of the lobes are generally aligned in an oblique distal tangent plane inclined relative to a longitudinal axis of the tubular portion. The vent openings are spaced closer together towards a front side of the suction member, and the lobes include a widest rear lobe that is useful for soft tissue retraction.

Various forms of anti-clog suction tips apparatus are disclosed. An exemplary anti-clog suction tip apparatus includes a suction tip assembly having a suction tip with a suction opening at a first end thereof for removing debris through suction, a hose attachment portion for attaching the suction tip assembly to a suction source, and an ejection wire channel. The apparatus further includes an ejection wire assembly having an ejection wire extending within the channel and an ejection button integral with or connected to the ejection wire. Applying a force to the ejection button advances the ejection wire through the channel such that an end portion of the ejection wire enters the suction tip and dislodges debris clogging the suction tip. The ejection wire may include an enlarged end portion such as, for example a ball tip. One or more of the components of the apparatus may be single-use and disposable.

The utility model discloses a surgical oral cavity aspirator, which relates to the technical field of oral cavity auxiliary instruments, and comprises a saliva suction tube, the end part of the saliva suction tube is detachably connected with a saliva suction flat head, and the saliva suction flat head and an effusion filter screen are arranged. In order to improve the synchronous filtering effect on adsorption of saliva and impurities in the oral cavity of a patient in different operation stages, when saliva at the fundus of larynx of the patient is sucked, an effusion filter screen is connected through threads of a second outer screw and a second inner screw, and the effusion filter screen is conveniently installed, replaced and used; meanwhile, when the oral cavity of the patient is subjected to a suction operation area, the saliva suction flat head in threaded connection with the saliva suction pipe is connected with the first extension pipe, so that the effect of adjusting and using the saliva suction pipe on the oral cavity in different treatment stages is improved, and the effect of improving the treatment effect on the oral cavity of the patient is achieved.

The invention relates to the technical field of medical instruments, and discloses an oral endoscope mouthpiece with a tongue depressor, the oral endoscope mouthpiece comprises a mouthpiece main body, an oxygen supply catheter, a nasal suction head and a sampling catheter, the mouthpiece main body is formed by integrally connecting a mouthpiece shell and a wing plate, the mouthpiece shell is provided with a tongue depressor assembly, the tongue depressor assembly comprises a tongue depressor detachably connected with the mouthpiece shell, and the sampling catheter is arranged on the tongue depressor assembly. The end of the tongue depressor is integrally connected with an extension part, an air supply channel is formed in the extension part, and the end of the extension part is connected with a flow choking turning plate through a flexible part. According to the oral endoscope mouthpiece with the tongue pressing function, by arranging the tongue pressing assembly, the tongue body can be effectively pressed, the situation that the tongue root falls to block the respiratory tract due to the fact that muscle tension is reduced due to anesthetic medicine is avoided, it is ensured that the airway of a patient keeps smooth, and meanwhile through mutual cooperation of an extension piece, an air supply channel, a flexible piece and a flow blocking turning plate, the flow blocking effect is good. Reflux is prevented from entering the airway, and the safety of a patient in the digestive endoscopy diagnosis and treatment process is effectively improved.

This invention relates to an electric pipetting device and method based on a pressure sensor. The device includes a manual pipette with a suction / dissipation rod pressing part, a tap tube pressing part, and a pipette tip, and a disposable pipette tube that engages with the manual pipette tip. It also includes a fixing assembly for supporting and fixing the manual pipette. The fixing assembly has two pushing parts: a first pushing part and a second pushing part. The telescopic end of the first pushing part is sequentially equipped with a pressure sensor mounting bracket and a pressure sensor. This invention uses the pressure sensor to detect that the resistance encountered by the suction / dissipation rod pressing part is within a target value range. The first pushing part pauses and then continues to extend, simulating manual operation. It first presses to the first position, pauses for a period of time to allow the remaining liquid to accumulate, and then presses to the second position to expel all the remaining liquid. This method better expels all the liquid, thereby achieving precise control of the pipetting volume and reducing liquid loss during the pipetting process.

A root canal irrigation assembly, comprising a vacuum device, a suction element having an elongate suction tip, and a sonic device having a sonic handpiece for introducing sonic vibrations into the suction element and thus causing the suction tip to vibrate, wherein the rear end of the suction element is connected to the vacuum device such that an irrigation fluid containing tissue residues and / or bacteria can be suctioned out of a root canal. The suction element comprises an internal vibrator which is held in the suction tip and projects out of the front end thereof, wherein the suction tip and the internal vibrator are interconnected at their rear ends, wherein the suction tip is resiliently formed and dimensioned such that, when the suction tip is introduced into a root canal, the suction tip sealingly closes the root canal in the region of the root canal wall.

This is a conventional Fergusson / Frazier type suction cannula. Its suction tip, also called the active part, is described as a hollow tube with a single orifice, marked with the number 5. This is the main orifice of the tube, which is larger and comes standard on all Fergusson / Frazier type cannulas. The modification consists of adding four holes along the length of the suction tip or active part, creating what is known as an oral cavity obstruction control system. The Fergusson / Frazier cannula with this oral cavity obstruction control system is used as a Class I dental instrument. These holes facilitate the continuous and efficient removal of fluids, viscous liquids, semi-solids, and solids from the oral cavity during oral or maxillofacial surgery procedures.Figure 1, side 1, shows an aspiration tip, main body or tube, control port plus the vent valve, handle, and back connector. The aspiration tip contains the tube port found on all Fergusson / Frazier cannulas. The modification to this same aspiration tip is a smaller port perpendicular to the main tube port. Figure 2, side 2, shows an aspiration tip, main body or tube, vent valve, handle, and back connector. The aspiration tip contains the tube port found on all Fergusson / Frazier cannulas. The modification to this same aspiration tip is a smaller port perpendicular to the main tube port. Figure 3, side 3, shows an aspiration tip, main body or tube, vent valve, handle, and back connector.The suction tip contains the tube opening found on all Fergusson / Frazier cannulas. The modification, a smaller hole perpendicular to the main tube opening, is located at this same suction tip. Figure 4 (side 4) shows the suction tip, main tube, vent valve, handle, and back connector. This dental supply is a biotechnology product.

The present invention provides a suction device that facilitates the replacement of driver bits, and a power tool equipped with such a suction device. [Solution] The suction device 10 comprises a suction device body 20 attached to the tool body 14 so as to cover the bit fixing sleeve 18 of the power tool 12, a suction tip member 22 detachably attached to the suction device body 20, and a sleeve operating member 64 extending from the internal space 28 of the suction device body 20 through an operating opening to the outside of the suction device body 20. The sleeve operating member 64 is positioned to be operable in the front-rear direction along the rotation axis R. By operating the sleeve operating member 64 from the outside of the suction device body 20, the bit fixing sleeve 18 can be displaced from a fixed position that fixes the driver bit B to a release position in which the driver bit B can be removed.

The invention discloses a handheld non-destructive detector suction head and a handheld non-destructive detector, and belongs to the technical field of experimental detection consumables and equipment.The suction head comprises a superfine circular tube, a flat storage area, an insertion cylinder and a filter, the superfine circular tube is located at the bottom of the flat storage area, the flat storage area is communicated with the superfine circular tube, and the insertion cylinder is connected with the filter. And the inserting cylinder is located at the top of the flat storage area and communicates with the flat storage area, and the filter is located at an opening in the tail end of the ultra-thin circular pipe. According to the invention, non-contact absorbance detection of a liquid sample is realized, and pollution is avoided; sample recovery after detection is supported, and the experiment cost is reduced; therefore, the method is especially suitable for detection of precious biological samples (such as DNA and antibodies).

The utility model discloses a disposable adjustable aspirator head which comprises an aspirator head body connected with an aspiration pipeline. The aspirator head body comprises a hollow pipeline body, a foam head arranged at the top end of the pipeline body, and an adjusting assembly arranged on the pipeline body close to one side of the aspiration pipeline; a bearing piece is arranged on the inner side of the end, close to the foam head, of the pipeline body, and the foam head is embedded in the bearing piece. According to the disposable adjustable aspirator head, due to the fact that the aspirator head body connected to an existing conventional aspiration pipeline is arranged, an aspirator can be prevented from being blocked, the adjustable aspirator head can be adjusted according to requirements in an operation, and convenience is provided for clinical surgical operations.