55 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 preparing a tissue for analysis includes a first conduit adapted to transport at least one solvent, the first conduit having a distal opening that delivers the at least one solvent to a selected location on the tissue, a second conduit adapted to collect a sample comprising the at least one solvent and an analyte / metabolite from the tissue and transport the sample to at least one of a waste disposal, a storage container, and a sample analyzer. The device may be configured to directly sample an embedded tissue, and may include a heater that heats the at least one solvent to a temperature that melts the embedding medium, wherein the collected sample comprises the at least one solvent, liquified embedding medium, and an analyte / metabolite. The device allows direct analysis of the tissue at the selected location, without removing the embedding medium from the entire tissue section.

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 enclosing an inner volume and connected to one another at their edges, an inlet connection (4) for supplying liquid carrying tissue particles, an outlet connection (5) for discharging the liquid, and a filter device for retaining the tissue particles in the inner 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 and tissue-particle-impermeable material, located between the two outer layers (2, 3), forms the filter device and divides the inner 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 also relates to a hose system for a peristaltic pump (20), comprising a peristaltic hose (15) and a support, wherein the support is designed as a frame (16) with holding elements (17, 18) which hold the peristaltic hose (15) in an arcuate course on the frame (16), and a peristaltic pump (20) designed to receive the support of the hose system.

An intrauterine tissue collecting instrument includes a flexible outer tube, a flexible inner tube within the outer tube, and a shaft member within the inner tube. The flexible outer tube includes an outer tube distal end portion that can be open at at least three slits 4. The flexible inner tube includes an inner tube distal end portion including a plurality of side openings. The shaft member includes a diameter-expanded distal end portion. The intrauterine tissue collecting instrument can collect intrauterine tissue through suction in a state where the inner tube protrudes from the outer tube within the uterus. The inner tube distal end portion can be housed again in the flexible outer tube within the uterus.

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 forceps system has: a tubular guide sheath (2); a pair of forceps (3) which has an openable / closable gripping section (7) and which is inserted into the guide sheath (2) in the longitudinal direction of the guide sheath (2); and posture matching mechanisms (8, 9) which are provided to the guide sheath (2) and the forceps (3) and which match the posture of the gripping section (7) with respect to the guide sheath (2). The guide sheath (2) has a shield section (4) provided at a portion of the tip of the guide sheath (2) in the circumferential direction. The posture matching mechanisms (8, 9) match the holding part (7) disposed at the front end of the guide sheath (2) to a predetermined posture in which the opening and closing side of the holding part (7) faces the side opposite to the shielding part (4).

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.

Disclosed herein are components, systems, and methods to collect tissue harvested from a patient during a surgical procedure and deliver the harvested tissue back into the patient's body without transferring the harvested tissue to a different tool or chamber between the collection and delivery. Specifically, embodiments of a tissue collection device are disclosed that include a housing, a scaffolding, and a plunger. The housing having lumen extending therethrough, the scaffolding positioned within the lumen, and the plunger positioned within and translatable with respect to a tubular body of the scaffolding. Also disclosed are methods of tissue collection using the tissue collection device and methods of assembly of the tissue collection device.

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 present invention relates to a test-solution-spraying and tissue-sampling device that is detachable from a mobile colposcope, comprising: a main body that is detachable from an insertion part of a mobile colposcope for capturing the cervix by being inserted in a state in which the vaginal opening of an examinee is stretched with a vaginal dilator; a solution spraying means which is formed at the main body, and which includes a spray nozzle for atomizing a test solution and spraying same at the tissue of the entrance side of the cervix; and a sampling means which is formed at the main body, and which includes a tool through-hole enabling the entry and exit of a tissue sampling tool for sampling the tissue of the entrance side of the cervix at which the test solution is sprayed, and thus the test solution is sprayed and biopsy tissue can be sampled with a single device.

The present invention provides a biopsy needle and a tissue collection device that can collect a sufficient amount of biological tissue for a clear pathological diagnosis with a simple structure and simple operation. The biopsy needle tube (54) inserted into the forceps channel of an endoscope comprises: a puncture portion (56) provided at the front end (55) of the tube (54) and having at least one blade tip (62); a slit (58) extending from the front end opening (50) of the tube (54) toward the base end opening (52); and a tissue removal cutter (60) provided at the base end (58C) of the slit (58) and tapering from the base end (58C) of the slit (58) toward the front end of the slit (58).

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.

Medical systems and related methods useful for the retrieval of multiple tissue samples are described. The system may include a sleeve defining a lumen and an aperture proximate a distal end of the sleeve, an inner guide slidable along the lumen of the sleeve and rotatable relative to the sleeve via a handle at a proximal end of the inner guide. A distal end of the inner guide may have a closed atraumatic tip. The inner guide may define at least two cavities each having a shape corresponding to the aperture of the sleeve. The inner guide may be rotatable relative to the sleeve to align one of the at least two cavities with the sleeve to retrieve a tissue sample by proximal or distal movement of the inner guide relative to the sleeve.

The utility model relates to the technical field of puncture equipment, in particular to a needle head for an automatic puncture needle, which comprises a needle head main body, the upper end of the needle head main body is used for being connected with the puncture needle main body, and the puncture needle main body is used for applying negative pressure to an inner cavity of the needle head main body and driving the needle head main body to rotate. A connector integrally formed with the needle sleeve is arranged at the upper end of the needle sleeve, the connector is detachably connected with the needle head main body, the needle head main body comprises a hollow needle body and a solid needle tip, a cutting edge communicated with an inner cavity of the needle body is arranged on the side wall of the lower end of the needle body, an opening matched with the cutting edge is formed in the side wall of the needle sleeve, and the needle tip is detachably connected with the needle head main body. And the lower end of the needle tip protrudes out of the needle sleeve. Through the arrangement of the needle sleeve, a shearing effect can be formed between the needle sleeve and the cutting edge, the situation that cell tissue cut by the cutting edge cannot be separated is avoided, follow-up pathological tissue collection is facilitated, the needle sleeve can be used as a drainage tube, follow-up treatment is facilitated, and practicability is high.

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.

The utility model discloses a prostate tissue specimen collecting device which comprises a bottle body, and a channel structure is inserted in the bottle body. The utility model relates to the technical field of prostate tissue collection, a bottle body is composed of a hard bottle cap, a soft bottle body and a hard bottle bottom, medical staff can directly extrude the soft bottle body to achieve injection of flushing fluid and suction of flushing fluid and prostate tissue specimen mixed liquid, and therefore the prostate tissue collection device is simple in structure, easy to operate and convenient to use. Mixed liquid formed by a prostate tissue specimen and flushing liquid enters the bottle body through the channel structure, when the mixed liquid needs to be separated, the rotary bottom is rotated to the second filter screen to be aligned with the first filter screen, waste liquid is filtered by the first filter screen and the second filter screen and discharged out of the bottle body, and the prostate tissue specimen is reserved in the bottle body. The prostate tissue sample collecting device is convenient to collect the prostate tissue sample, prevents the prostate tissue from being lost in the separation process, ensures the accuracy of pathological diagnosis and tissue weighing, and avoids influence on subsequent treatment.

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.

Medical systems and related methods useful for the retrieval of multiple tissue samples are described. The system may include a sleeve defining a lumen and an aperture proximate a distal end of the sleeve, an inner guide slidable along the lumen of the sleeve and rotatable relative to the sleeve via a handle at a proximal end of the inner guide. A distal end of the inner guide may have a closed atraumatic tip. The inner guide may define at least two cavities each having a shape corresponding to the aperture of the sleeve. The inner guide may be rotatable relative to the sleeve to align one of the at least two cavities with the sleeve to retrieve a tissue sample by proximal or distal movement of the inner guide relative to the sleeve.

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.