37 results about "Tissue Collection" patented technology

Methods and systems for automating surgical procedures in model organisms. The system includes a user input panel, a trained computer vision system, a server, and articulated robotic arm. The system may further include an analytical scale, an anesthesia chamber, a tube labeling system, a tissue freezing system, and a biohazard waste disposal system. The computer vision system communicates with the robotic arm to coordinate tissue collections and common research procedures such as injections via recognition models related to detection, identification, localization, and classification. The central server provides rapid synchronization of data between the local machine and a cloud account system for real-time data analytics. The anesthesia chamber provides standardized administration of anesthesia, the sample labeling system provides 2D barcoded labels according to user input, and the tissue freezing and waste disposal systems enable storage of samples and removal of carcasses following tissue collection, fully automating the necropsy.

A device for collecting tissue from a body cavity includes a hollow tubular body. The tubular body has a tubular wall extending between a proximal end and a distal end of the tubular body. The tubular wall surrounds a passage extending to the distal portion of the tubular body. The tubular body can be a non-bent shaft or a shaft having an articulated section that allows a portion of the tubular body to be articulated relative to the proximal portion. The distal portion includes a coring drill having a cutting tip. The cutting tip defines a first orifice, a second orifice opposite the first orifice, and a web extending between the first and second orifices. The web tapers toward a drill tip located at the distal end of the tubular body.

The breast biopsy tissue collecting and cleaning warehouse comprises 12 collecting cells and an outer warehouse. The outer warehouse is provided with 12 sub-grades, and the 12 collecting cells are respectively arranged in the 12 sub-grades. One end of the collecting cell is provided with an entrance for the biopsy tissue to enter the inside of the collecting cell. A long hole is formed in one side of the collecting cell for the biopsy tissue to be taken out from the inside of the collecting cell. The outer warehouse is provided with a plurality of cleaning ports for spraying cleaning liquid into the inside of the collecting cell to clean the biopsy tissue. The single tissue cut by rotation can be directly transported into the collecting cell in the collecting warehouse. The flushing function of the collecting warehouse can be used to flush the tissue clean. The risk that the single tissue is excessively contacted and adhered due to being concentrated together to damage the integrity of the tissue is avoided. The tissue does not need to be flushed again, the use steps of the medical staff are reduced, and the efficiency is greatly improved.

The utility model discloses a pressure compensation system of a rotary cutting biopsy needle, the rotary cutting biopsy needle comprises a needle tube and a tissue collector, and the tissue collector is communicated with the needle tube. The pressure compensation system comprises an air suction pipeline. One end of the air suction pipeline is communicated with the tissue collector, and the other end of the air suction pipeline is connected with the host; the pressure compensation system further comprises an air supplementing pipeline, one end of the air supplementing pipeline communicates with the needle tube, the other end of the air supplementing pipeline communicates with outside air, and a first pressure balancing valve for controlling on-off of the air supplementing pipeline is arranged on the air supplementing pipeline. When sampling is carried out, the first pressure balancing valve and the negative pressure air inlet valve are opened, under the action of negative pressure provided by the main machine, external air enters the needle tube, the tissue collector and the air suction pipeline through the air supplementing pipeline, and cut human tissue enters the tissue collector from the needle tube along with the air entering the needle tube. According to the utility model, pressure compensation can be carried out in the process of extracting human tissues, so that secondary injury to the human body is prevented.

The invention relates to a placenta tissue collecting bag and application. The placenta tissue collecting bag comprises a protective layer, a one-way exhaust valve, a first sealing strip, a second sealing strip, an antioxidant bag and a contact layer. The collection bag is of a double-layer structure, the leakage risk can be remarkably reduced, biological safety protection is improved, the antioxidant sealing bag and the one-way exhaust valve are additionally arranged, the air content in the collection bag can be greatly reduced, and therefore the oxidation rate of placenta tissue is reduced, and cell activity is kept.

The utility model discloses a prostate resection operation flushing fluid and tissue collecting device which comprises a transparent waste liquid storage box, a connecting hole is formed in the top of one side of the transparent waste liquid storage box, a collecting bag is arranged on one side of the top of the transparent waste liquid storage box, and the bottom of the collecting bag is communicated with a leather hose. The bottom of the leather hose penetrates through the connecting hole and extends into the transparent waste liquid storage box, a filter screen is fixedly connected to the center in the collecting bag, and a lengthened pad is fixedly connected to the rear side of the collecting bag. According to the flushing fluid and tissue collecting device for the prostate resection operation, through the scale marks arranged on the front surface of the transparent waste liquid storage box, accurate metering and real-time monitoring of the flushing fluid output amount are achieved, and compared with a traditional manual estimation or simple recording method, the device remarkably improves the accuracy and the real-time performance of data, and the accuracy and the real-time performance of the data are improved. Treatment delay or resource waste caused by estimation errors is effectively avoided, and a more reliable basis is provided for decision making in the operation process.

The invention relates to a tissue collection bag (1) for a morcellation system, comprising two outer layers (2, 3) of a flexible sheet-like structure made of a liquid-impermeable material which enclose an internal volume and are connected to each other at their edges, an inlet connection (4) for supplying liquid that carries tissue particles, an outlet connection (5) for discharging the liquid, and a filter device for retaining the tissue particles in the internal volume. The invention proposes a three-layer structure of the tissue collection bag (1) in which at least one intermediate layer (6) of a flexible sheet-like structure made of liquid-permeable material impermeable to the tissue particles lies between the two outer layers (2, 3), forms the filter device and divides the internal volume into at least two chambers (7, 8), wherein the inlet connection (4) opens into one chamber (7) and the outlet connection (5) opens into the other chamber (8). The invention further relates to a tube system for a peristaltic pump (20), comprising a peristaltic tube (15) and a support, the support being designed as a frame (16) with holding elements (17, 18) which hold the peristaltic tube (15) on the frame (16) in an arc shape, and to a peristaltic pump (20) designed to receive the support of the tube system.

The present invention relates to a reverse retreat lithotripsy device. The reverse retreat device can include a lithotripter, a collection channel, and an energy directing device. The lithotripter can be configured to deliver energy to tissue at a tissue formation site. The collection channel can be positioned at or near a body lumen. The energy directing device can be positioned near the lithotripter and the collection channel. The energy directing device can be configured to propel tissue toward the collection channel.

The invention relates to a tissue collection bag (1) for a morcellation system, comprising two outer layers (2, 3) of a flexible sheet-like structure made of a liquid-impermeable material which enclose an internal volume and are connected to each other at their edges, an inlet connection (4) for supplying liquid that carries tissue particles, an outlet connection (5) for discharging the liquid, and a filter device for retaining the tissue particles in the internal volume. The invention proposes a three-layer structure of the tissue collection bag (1) in which at least one intermediate layer (6) of a flexible sheet-like structure made of liquid-permeable material impermeable to the tissue particles lies between the two outer layers (2, 3), forms the filter device and divides the internal volume into at least two chambers (7, 8), wherein the inlet connection (4) opens into one chamber (7) and the outlet connection (5) opens into the other chamber (8). The invention further relates to a tube system for a peristaltic pump (20), comprising a peristaltic tube (15) and a support, the support being designed as a frame (16) with holding elements (17, 18) which hold the peristaltic tube (15) on the frame (16) in an arc shape, and to a peristaltic pump (20) designed to receive the support of the tube system.

The utility model relates to an adhesive biological sample collecting tube which comprises a tube body and a tube cover, one end of the tube body is closed, the other end of the tube body is open, the tube cover covers the open end of the tube body, an adsorption layer used for adhering a biological sample is arranged on the inner side of the tube cover, and a ruler used for marking the position of the biological sample is arranged on the tube cover. The arrangement position of the ruler is matched with the arrangement position of the adsorption layer, and the adsorption layer is located in the tube body when the tube cover covers the tube body. According to the utility model, an obtained sample can be accurately positioned under a microscope, a target tissue can be visually and secondarily collected, a target experiment scheme can be directly implemented in a collection tube, unused samples do not need to be taken out in advance, the cell collection efficiency is greatly improved, and compared with other existing cell tissue collection methods, the cell collection efficiency is greatly improved. And the loss rate of the cell sample is reduced by 50%.

A core needle biopsy device includes a needle assembly, a drive assembly, a tissue collection area, and a tissue sample holder. The needle assembly includes a piercer and a cutter. The piercer includes a notch proximate a distal tip thereof. The piercer is slidably disposed within the cutter to sever a tissue sample. The drive assembly is configured to selectively move the piercer and the cutter. The tissue collection area is configured to interface with the piercer to facilitate manipulation of the tissue sample relative to the notch. The tissue collection area defines a first engagement ridge, a second engagement ridge and a recessed portion disposed therebetween. The tissue sample holder has a sample chamber, a driver, and a wiper. The driver is configured to move the wiper into engagement with the first engagement ridge and the second engagement ridge to manipulate the tissue sample into the sample chamber.

The invention relates to a hypertrophic myocardium excision device, belongs to the technical field of medical instruments, and aims to solve the problem that in the prior art, a tissue collection system is not integrated, so that excided tissue debris or myocardial tissue slice layers easily fall into a ventricle, and secondary injury is caused. The hypertrophic myocardial resection device comprises a resection gun body, a resection tube, a collecting mechanism and a driving mechanism, the resection tube, the collecting mechanism and the driving mechanism are all integrated on the resection gun body, and a doctor holds the resection gun body by hand and cooperates with a detection technology and a dynamic three-dimensional tissue mapping system to resection the hypertrophic myocardial. Precise adjustment of the stroke of the cutting tool bit is achieved by obtaining myocardial thickness data in real time, hypertrophic myocardium can be conveniently and rapidly cut, multiple cut diseased tissues can be independently collected, and later detection is facilitated.

The utility model discloses a medical filterable small pathological tissue specimen bag, including specimen bag body and the top sealing press -fitting strip of setting in the inside of specimen bag body top end opening, the bottom sealing press -fitting strip of specimen bag body bottom end opening inside is provided with, the top sealing press -fitting strip and bottom sealing press -fitting strip and specimen bag body inner wall between close adhesion, and top sealing press -fitting strip and bottom sealing press -fitting strip and specimen bag body junction still adopt the encryption processing of sealing glue, the inside of specimen bag body is provided with filter screen, the filter screen is plastic dense mesh, the medical filterable small pathological tissue specimen bag of this new type is applicable to the collection pathological specimen when transurethral resection of prostate plasma cutting, laser enucleation, cystectomy, reduces the tissue collection time, reduces the pathological tissue loss risk, improves pathological tissue quality, increases the operation efficiency, solves the problem of time -consuming and labor -intensive when specimen collection, smaller tissue loss.

The present application relates to the technical field of medical devices, in order to solve the problem that the existing tissue separation and recovery device cannot realize closed collection in the operation, which easily causes tumor cell splash diffusion and low tissue collection rate, a gynecological tumor tissue separation and recovery device is provided, which comprises a collection mechanism attached to the wound; a separation and recovery mechanism connected with the collection mechanism for separating and processing the inhaled tumor tissue liquid mixture and recovering the tumor tissue. The present application can realize closed collection of the tumor tissue mixture at the wound in gynecological minimally invasive surgery, and realize efficient separation and recovery of the tumor tissue, and can be used cooperatively with minimally invasive surgical instruments such as laparoscopes, to meet the requirements of high efficiency, safety and reliability of clinical tumor tissue separation and recovery.

The utility model discloses a filtering and collecting device capable of discharging liquid and separating solid from liquid, which comprises a bottle body with a bottle cap, the bottle cap is provided with a water inlet used for being communicated with the inside of the bottle body, and the bottle body is provided with a water outlet; the water outlet is formed in the bottom of the bottle body, a filtering piece is obliquely arranged in the bottle body and used for dividing the interior of the bottle body into a tissue collecting cavity and a liquid discharging cavity, the liquid discharging cavity is communicated with the water outlet, and the tissue collecting cavity is communicated with the water inlet and used for achieving liquid discharging and solid-liquid separation. The solid-liquid separator has the advantages that liquid can be discharged, and solid and liquid can be separated.

A tissue grasping device for use with an endoscope may include a sheath, a control wire slidably disposed within the sheath, and a helical coil disposed on and attached to the control wire. The helical coil may include a proximal region where adjacent windings touch and a distal region where adjacent windings are spaced apart. The helical coil may have a sharp distal tip.

A tissue cutting device that is especially suited for neurosurgical applications is disclosed and described, as well as alternative systems for tissue preservation and transport. The cutting device includes an outer cannula in which a reciprocating inner cannula is disposed. A tissue collector is also provided and is in fluid communication with the lumen of the inner cannula. A temperature control sleeve may be disposed around the tissue collector to control the temperature of the tissue samples. A preservation system may be supplied that is configured to deliver fluids to tissue samples in the tissue collector. A fluid supply sleeve may be disposed about the outer cannula and is selectively positionable along the length of the outer cannula.

A device may comprise a collection tube comprising an interior surface defining an interior space, the collection tube comprising a first end and a second end defining a luer; a tissue collection magazine received within the interior space of the collection tube; a sealing cap comprising a first end configured to receive one end of the tissue collection magazine and couple to the first end of the collection tube, the sealing cap comprising a second end configured to selectively receive one of a work element of a biopsy device, a vacuum source and a source of a fluid; and a tube-shaped mesh screen disposed within the tissue collection magazine and facing the interior surface, the tube-shaped mesh screen comprising an open end closest to the sealing cap and a closed end furthest away from the sealing cap.

Provided are a forceps including: a shaft; a wire that is movable in a longitudinal direction inside the shaft; and a first arm and a second arm, each of which has a first jaw or a second jaw, that are connected to each other in a pivotable manner by means of a third joint. The first arm is connected to a distal end of the shaft in a pivotable manner by means of a first joint, and the second arm is connected to a distal end of the wire in a pivotable manner by means of a second joint. The third joint is provided between the first jaw and the first joint and between the second jaw and the second joint, and is disposed lateral to the wire in a state in which the first and second jaws are open. The first and second jaws are closed while the third joint is moving outward in the lateral direction with respect to the shaft.

The invention discloses a biopsy needle, a biopsy kit and a biopsy device, and relates to the technical field of medical instruments.The biopsy needle comprises a puncture tube and a needle head, the puncture tube comprises an outer tube and a puncture head, the outer tube is provided with an assembly channel and a sampling window, and the puncture head is arranged at the front end of the outer tube; a cutting part is arranged at the front end of the inner knife tube, the inner knife tube movably penetrates through the assembling channel, and a gap is formed between the inner knife tube and the inner wall of the assembling channel so as to cut tissue entering the assembling channel through the sampling window; the tissue collector is provided with a collecting cavity, and the rear end of the inner knife tube extends into the collecting cavity; the fluid component is internally provided with a flow channel, part of the fluid component extends into the collecting cavity, the fluid component is provided with an external connector exposed out of the tissue collector, and the external connector is communicated with the flow channel; by moving the fluid component and / or the inner knife tube, the fluid component is in butt joint with or separated from the rear end of the inner knife tube, so that the inner channel of the inner knife tube selectively communicates with the flow channel or the collecting cavity. According to the technical scheme provided by the invention, the complexity of intraoperative liquid injection operation is reduced.

The present invention is a biopsy forceps that can be inserted into a puncture hole formed by puncturing a biological tissue using a needle, the biopsy forceps being provided with: a first forceps piece having a length in one direction and having a forceps cup in which a recess capable of collecting the biological tissue is formed; and a second forceps piece disposed on the opening side of the recess of the first forceps piece, the first forceps piece being openable and closable toward the front end side in the longitudinal direction with respect to the second forceps piece, the forceps cup having, in the longitudinal direction: a trunk part; and a tip section provided on the tip side of the trunk section, the length of the tip section in a direction orthogonal to the longitudinal direction being gradually reduced toward the tip side.

A method for processing biological material containing stringy tissue in a container having a tissue collector disposed in a tissue retention volume on one side of an internal filter includes washing biological material contained in the tissue retention volume with wash liquid to the tissue retention volume and allowing the wash liquid and rotating the tissue collector disposed in the tissue retention volume relative to the container in a first direction of rotation about an axis of rotation to sweep the teeth positioned on the tissue collector through the biological material and to collect stringy material on the tissue collector.

The invention relates to an endoscope device and an imaging system. The endoscope device comprises a hard head end part, an insertion part and a light guide part, the hard head end part comprises a scanning illumination module, a plurality of collection optical fibers and an ultrasonic transducer; the scanning illumination module is used for emitting incident light based on an incident light signal of the host, so that the incident light passes through the ultrasonic transducer to the to-be-detected tissue; the collection optical fiber is used for collecting a return optical signal reflected by the to-be-detected tissue and transmitting the return optical signal to the host, so that the host generates a confocal image based on the return optical signal; the ultrasonic transducer is used for collecting an ultrasonic signal generated by the tissue to be detected under the action of the incident light, converting the ultrasonic signal into an electric signal and sending the electric signal to the host, so that the host generates a photoacoustic image based on the electric signal; the ultrasonic transducer is a transparent ultrasonic transducer. The imaging system comprises the endoscope device.

The utility model discloses an automatic needle locking structure for a biopsy needle. The automatic needle locking structure comprises an inner side shell, wherein the inner side shell is arranged on the side wall of one end, far away from a patient, of a shell of the biopsy needle outside through an outer side shell; and a safety locking device which is connected with a percussion module of an external biopsy needle and is used for locking and controlling the percussion state of the biopsy needle so as to avoid injury to a patient caused by mistaken percussion of the biopsy needle is arranged on the inner side shell. The biopsy needle locking device has the advantages that the biopsy needle can be effectively locked and controlled to prevent a patient from being hurt by mistaken triggering, and the pathological tissue collection efficiency can be improved.

The utility model relates to a biological tissue collecting device and system. The biological tissue collecting device comprises an inner tube unit, an adsorption unit and an outer tube unit, the device has the advantages that the inner tube unit, the outer tube unit and the container unit are detachably arranged, so that the inner tube unit is conveniently separated from the container unit when a tissue sample is adsorbed subsequently, the inner tube unit and the container unit are independently used, and the tissue sample can be adsorbed on the adsorption unit through the cooperative use of the adsorption unit and the inner tube unit; the operation of repeatedly using a medicine spoon to dig or pour is replaced, the tissue sample is prevented from being poured and scattered from the medicine spoon, and the reliability of transferring the tissue sample is guaranteed; the inner tube unit is sealed by the sealing unit, so that a tissue sample in the inner tube unit is prevented from being moved out, and the sealing performance of the inner tube unit is guaranteed; and the switching unit can be communicated with pipelines of negative pressure devices with different sizes, so that the assembly applicability is improved.

An instrument for collecting tissue from a body cavity includes a hollow tubular body. The tubular body has a tubular wall that extends between a proximal-most end and a distal-most end of the tubular body. The tubular wall surrounds a passage that extends to the distal end portion of the tubular body. The tubular body can be a non-bending shaft, or a shaft having an articulating section that allows a portion of the tubular body to articulate relative to the proximal end portion. The distal end portion includes a core drill with a cutting tip. The cutting tip defines a first aperture, a second aperture opposite the first aperture, and a web extending between the first aperture and the second aperture. The web tapers to a drill point at the distal-most end of the tubular body.

1. Name of the designed product: tissue collection tray. 2. Use of the designed product: for holding biological tissue. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention relates to glycosyltransferase for catalyzing glycosylation of hydroxyl groups at No.7 and No.8 sites of gossyn and application of the glycosyltransferase, and belongs to the technical field of enzyme engineering. The invention aims to excavate key glycosyl transferase UGT capable of catalyzing gossypol glycosylation, and provides a saccharomyces cerevisiae engineering bacterium capable of synthesizing gossypol glycoside derivatives by taking quercetin as a substrate, especially 7 # and 8 # hydroxyl glycosylated derivatives. Specifically, the glucoside transferase for efficiently synthesizing the gossydin-7-O-glucoside and the gossydin-8-O-glucoside is determined by performing tissue collection, RNA (Ribonucleic Acid) extraction, gene amplification and bioinformatics analysis, preliminary verification of cotton cotyledons and fermentation verification of saccharomyces cerevisiae on various plant materials rich in flavone. And then integrating F8H hydroxylase required by cotton element biosynthesis and UGT with a specific catalytic function in the saccharomyces cerevisiae to construct the saccharomyces cerevisiae engineering bacterium synthesized by the cotton element derivative.

A tray and manifold for collecting a tissue sample under the action of a vacuum. The manifold includes a sleeve and the tray includes a sealing member configured to be removably positioned in sealing engagement with an opening. A basket defines a tissue collection cavity and a base portion includes at least one rib disposed within the tissue collection cavity. The rib defines pockets arranged in sequence in a proximal-distal direction so as to provide a low pressure area upon removal of the tray from the sleeve. The ribs can be transverse to a longitudinal axis and / or be arcuate in shape complementary to the base portion. The base portion defines a plurality of porous features that can be arranged in groups. A sealing edge in sealing engagement with an upper barrier of the sleeve can delay the onset of airflow into the tissue collection cavity.

To provide improved tray, manifold, and method for collecting a tissue sample.SOLUTION: Provided are a tray and a manifold for collecting a tissue sample under an action of vacuum. The manifold includes a sleeve. The tray includes a seal member configured to be removably positioned in sealing engagement with the opening. A basket defines a tissue collecting cavity. A base part includes at least one rib arranged within the tissue collecting cavity. The rib defines a plurality of pockets arranged in series in a proximal-to-distal direction so as to provide low pressure regions when the tray is being removed from the sleeve. The rib may be traverse to a longitudinal axis, and / or arcuate in an arc shape complementary to the base part. The base part defines porous features that may be arranged in a plurality of groups. A seal edge seal in sealing engagement with an upper barrier of the sleeve may delay an onset of airflow entering the tissue collecting cavity.SELECTED DRAWING: Figure 10