30 results about "Breast biopsy" patented technology

The invention discloses a mammary gland puncture ultrasonic knife which is composed of a disposable ultrasonic operation knife and a repeatedly-used ultrasonic operation knife handle, and the ultrasonic operation knife handle further comprises a repeatedly-used transducer. Wherein the cutter collecting bin, the transmission structure and other structures have anti-locked-rotor and anti-tripping design, the problems that the sampling mode may fail, the sampling process is not beneficial to operation and the like are solved, the whole closed negative pressure system is adopted, negative pressure connection is firmer, and the sealing performance is better ensured; the sealing problem of the ultrasonic surgical knife rod and the ultrasonic surgical knife is effectively solved. Sampling tissues are automatically stored, so that the sampling process is safer, and secondary pollution caused by the fact that an open type sampling groove needs to be adopted in the sampling mode is avoided; and a hidden type buckle position capable of being released is adopted, plugging and unplugging are convenient, quick replacement is facilitated, therefore, convenient, fast and effective automatic continuous ultrasonic cutting sampling is achieved, and the problems possibly occurring in various manual operations in tubular ultrasonic breast biopsy treatment are solved.

The invention discloses a pressure transmitting system for vacuum suction sampling based on breast biopsy operation, and relates to the technical field, the pressure transmitting system comprises a connecting piece, and further comprises an extension communication mechanism connected with the connecting piece and comprising a cylinder, the bottom of the cylinder is provided with an air port, a piston ring is sleeved in the cylinder, and a hard pipe is fixed on the inner wall of the piston ring; the pressure sensing mechanism is connected with the extension communication mechanism; the buffer performance adjusting mechanism is connected with the extension communicating mechanism and comprises a plurality of arc-shaped plates; according to the invention, by installing the extension communication mechanism, the extension communication mechanism and the buffer performance adjusting mechanism dynamically change the buffer damping performance of the pressure transmitter according to the pressure data adjusted by the vacuum suction system, so that the damping effect is matched with the working condition, and the service life of the sensor of the pressure transmitting system is ensured; the stability and the response speed of the pressure signal are balanced, so that the stability and the real-time performance of pressure detection in the suction sampling process are guaranteed.

The utility model discloses a mammary gland biopsy sample storage device which comprises a storage box, the inner side of the box body is connected with a placing disc in a sliding mode, the bottom of the inner side of the box body is provided with a buffering mechanism facilitating shock absorption of the placing disc, and the top of the placing disc is provided with a plurality of sets of placing grooves facilitating placing of storage containers. According to the biopsy sample storage device, the multiple sets of biopsy samples can be stored conveniently through the arrangement of the containing disc and the multiple sets of containing grooves, buffering and damping protection can be provided for the placed biopsy samples through the arrangement of the buffering mechanism, the biopsy samples can be clamped and fixed through the arrangement of the clamping mechanisms, and the biopsy samples can be stored conveniently. According to the biopsy sample storage device, a storage container can be conveniently clamped and fixed, so that through the arrangement, the biopsy sample storage container can be conveniently clamped and fixed, the placement stability of the storage container is guaranteed, meanwhile, a better buffering protection effect can be provided for the biopsy sample storage container, and the stability of cells is guaranteed.

The invention relates to the field of breast biopsy, in particular to a breast biopsy rotary cutting system, which comprises a tissue stiffness calculation module for calculating the stiffness of tissues in contact with a needle head based on the acting force of the needle head and the moving speed of the needle head; the needle stiffness prediction module is used for generating needle dynamic stiffness according to the needle acting force and the tissue stiffness through a needle motion model based on a multi-layer perceptron architecture; the needle rigidity adjusting module is used for determining the rotary cutting acting force of the transmission assembly of the needle according to the dynamic rigidity of the needle. The rotary cutting acting force of the needle head adapts to individual differences, subcutaneous vascular injury caused by excessive penetration of the needle head is effectively avoided, and the success rate of rotary cutting of target tissue by the needle head is ensured.

The utility model discloses a mammary gland biopsy device, belongs to the technical field of medical instruments, and aims to solve the technical problem that in the prior art, a mammary gland biopsy device lacks a corresponding structure, so that other operations are difficult to carry out on a biopsy part after sampling is completed. The biopsy device comprises a biopsy device body and a guide sleeve assembly detachably connected with the biopsy device body. The biopsy device body comprises a shell, a motor, a power transmission assembly, a needle body assembly and a sample collection bin; the guide sleeve assembly is arranged on the outer side of the needle body assembly in a sleeving mode. The needle body assembly comprises an inner needle tube and an outer needle body which are sequentially sleeved from inside to outside; one end of the outer needle body is provided with a puncture part, and the other end extends into the shell and is fixed; a sampling window is arranged on one side, close to the puncture part, of the outer needle body; and the inner needle tube is used for sampling at the sampling window. The mammary gland biopsy device can be better used for diagnosis and treatment work of mammary gland diseases, and is simple in structure and convenient to use.

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.

It would be advantageous with the close quarters in breast procedure rooms to create a Gamma Probe system incorporating multi modalities, sensitivities, and multiple ranges for utilization in breast intervention procedures for the diagnosis and verification for breast cancer. Systems for specimen radiography assist radiologists and surgeons in the detection and classification of abnormal lesions in medical images gleaned from breast biopsies / lumpectomies and a Gamma Probe system with a sensor to detect radioactive, metallic / magnet, or RFID waves to help locate a lump or abnormality which were placed by an Interventional Radiologist. Radio guided surgery (RGS) uses gamma probes to localize radioactive targets. The three common RGS radioisotopes: technetium-99m (99mTc), indium-111 (111In), and iodine-125 (125I). The aspects of the disclosed embodiments pertain to a gamma probe that is able to simultaneously detect 2-3 isotopes automatically without actuating a physical switch.

An MRI breast stabilization device optimizes the compression and immobilization of the breast during set-up before MRI imaging breast biopsy. The present invention provides breast support having a flat plate supporting a compression device that applies a uniform force against the breast tissue in an inward direction toward a biopsy grid plate (for legion localization). The breast tissue is held securely between the flat plate and the biopsy grid. The flat plate and the biopsy grid may support conventionally known breast coils that generate radiofrequency and / or receive magnetic signals from the MRI machine.

The present application belongs to the technical field of medical equipment, and discloses a breast rotary cutting remote control device, which comprises an ultrasonic probe movement assembly, a breast rotary cutting movement assembly and a remote controller. The ultrasonic probe movement assembly and the breast rotary cutting movement assembly are fixedly connected through elastic members, and are fixed around the breast in a circular shape. The remote controller controls the ultrasonic probe movement assembly to move to a lesion site, and controls the breast rotary cutting movement assembly to move to the lesion site for cutting. The annular horizontal and pitch up and down motor rotation enables the ultrasonic probe to obtain a satisfactory image through the remote controller. The encoder feedback of the motor can automatically remotely control the rotary cutting device to an ideal puncture angle, reduces the difficulty of manual adjustment, saves manpower, improves the puncture biopsy accuracy, and further improves the puncture accuracy through the adhesive material, elastic members and annular bandage.

Examples of the present disclosure describe systems and methods for the long-term, real-time active monitoring of a wireless implant. In aspects, a wireless biosensor may be implanted in a breast biopsy cavity. The biosensor may detect biochemical parameter data of the breast biopsy cavity and the human body. The biosensor may transmit the detected biochemical parameter data in real-time to a surveillance system wirelessly coupled to the biosensor. The surveillance system may then facilitate the evaluation of the biochemical parameter data. In examples, the evaluation may comprise detecting trends in a tumor's microenvironment, monitoring the progress of a treatment, or adjusting a treatment to tailor a personalized treatment.

A motor mounting support in a closed breast rotary cutting sampling handle relates to the technical field of medical instruments and comprises a support body and an end cover, the detachable end cover is mounted at one end of the support body, three mounting cavities distributed in an inverted delta-shaped structure are formed in the support body, motor components are mounted in the mounting cavities, and output shafts of the motor components penetrate through the end cover; the support body and the end cover are installed in a matched mode, so that the assembly process is simplified, and the assembly efficiency and the equipment stability are improved; the through grooves are formed in the mounting cavity of the support body, so that heat dissipation of the motor assembly is facilitated, and the rigidity of the support body is improved.

The invention discloses a pressure transmitter system for vacuum suction sampling based on breast biopsy surgery, which relates to the technical field of breast biopsy, and comprises a connecting piece, and also comprises: an extension communication mechanism, which is connected with the connecting piece and comprises a cylinder, a gas port is opened at the bottom of the cylinder, a piston ring is sleeved inside the cylinder, and a hard tube is fixed on the inner wall of the piston ring; a pressure sensing mechanism, which is connected with the extension communication mechanism; a buffer performance adjustment mechanism, which is connected with the extension communication mechanism and comprises a plurality of arc plates; the invention dynamically changes the buffer damping performance of the pressure transmitter according to the pressure data adjusted by the vacuum suction system by installing the extension communication mechanism, the extension communication mechanism and the buffer performance adjustment mechanism, so that the damping effect matches the working condition, and the service life of the sensor of the pressure transmitter system is ensured, while the stability and response speed of the pressure signal are balanced, so as to ensure the stability and real-time performance of the pressure detection in the suction sampling process.

1. The name of the product of this design: User interface for a vacuum-assisted breast excision system for electronic equipment. 2. Purpose of this design product: This design product is an electronic device. 3. The design key points of this appearance design product are: to display the graphical user interface content in the screen panel. 4. The picture or photo that best illustrates the key points of the design: Design 1 interface change state diagram 3. 5. The display screen panel is of conventional design and other views are omitted. 6. Designate Design 1 as the base design. 7. Purpose of the graphical user interface: The interface of this application is mainly used to connect to the equipment for breast tissue sampling (peeling needle), and control the operation of the equipment and the display of data through the interface. 8. Human-computer interaction mode of the graphical user interface: After logging in from the Design 1 main view, enter the Design 1 interface change state diagram 1, and click "Open Sampling" in the Design 1 interface change state diagram 1 to display the Design 1 interface change state diagram 2; after entering, the Design 1 interface change state diagram 3 is displayed. In the lower middle position of the Design 1 interface change state diagram 3, there is a "Vacuum gear" touch key and the corresponding selection state display, which are low, medium and high respectively. The default is the high-end setting state. Schematically click the "Vacuum gear" touch key to enter the Design 1 interface change state diagram 4, click the "Set" button in the lower left corner of the Design 1 interface change state diagram 4, see the Design 1 interface change state diagram 5, and then enter the Design 1 interface change state diagram 6, select the "Manual / Auto" button in the Design 1 interface change state diagram 6, see the Design 1 interface change state diagram 7, and see the Design 1 interface change state diagram 8 for the adjustment state. After the adjustment is completed, click the "Return" arrow in the upper right corner to enter Design 1 interface change state diagram 9, click the "Position" button in Design 1 interface change state diagram 9 to display Design 1 interface change state diagram 10 to position the rotary cutting needle; Design 2 main view to Design 2 interface change state diagram 8 is the same as Design 1 main view to Design 1 interface change state diagram 8, only after the adjustment of Design 2 interface change state diagram 8 is completed, click the "Return" arrow in the upper right corner to enter Design 2 interface change state diagram 9, and click the "Sampling" button in Design 2 interface change state diagram 9 to display Design 2 interface change state diagram 10 to sample the rotary cutting needle; Design 3 main view to Design 3 interface change state diagram 8 is the same as Design 1 main view to Design 1 interface change state diagram 8, only after the adjustment of Design 3 interface change state diagram 3 is completed, click the "Return" arrow in the upper right corner to enter Design 3 interface change state diagram 9, and click the "Clean" button in Design 3 interface change state diagram 9 to display Design 3 interface change state diagram 10 to clean the rotary cutting needle.

1. The name of the design product: breast puncture ultrasound knife. 2. The use of the design product: for thyroid breast surgery. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses an auxiliary device for breast biopsy under ultrasonic guidance, and belongs to the field of medical instruments. The device comprises an ultrasonic probe clamping module and a needle guiding module. The ultrasonic probe clamping module is adaptive to ultrasonic probes of different models through a flexible fixing belt (3), so that firm fixation is ensured; the needle guide module adopts a dual-drive sliding table and a telecentric mechanism, so that horizontal adjustment, vertical movement and needle insertion angle adjustment of a needle insertion point are realized, and a biopsy needle is prevented from puncturing important tissues such as nerves and blood vessels. The device ensures the motion precision through closed-loop or open-loop control of a motor, and adopts manual operation in the puncture process to ensure the safety. The breast biopsy device solves the problems of high operation threshold, insufficient precision and poor adaptability in the prior art, has the advantages of compact structure, high flexibility, wide application range and the like, and remarkably improves the accuracy and safety of breast biopsy.

A vacuum pipeline breast biopsy rotary cutting device relates to the technical field of medical equipment and comprises a main machine, a main control unit, a human-computer interface, a vacuum barrel, a self-holding rotating device, a rotary cutting biopsy needle and a driving handle, the human-computer interface is arranged on the side face of the main machine, and the main control unit and the self-holding rotating device are arranged in the main machine. An electromagnet mounting plate is arranged on the self-holding rotating device, the self-holding rotating device is fixed in the main machine through the electromagnet mounting plate (14), and a vacuum barrel is arranged above the main machine; the double-body combined valve is high in practicability and very convenient to use, the double-body combined valve for controlling the pipeline is integrated on the pipeline, and the double-valve-body combined mounting seat is mounted on a main machine during use, so that the double-body combined valve is convenient to mount and dismount; the rotary-cut biopsy needle is an application part of the main machine and is disposable, so that the hospital infection risk caused by repeated use of a pipeline of an original pinch valve part is avoided; the self-holding rotating device is short in response time, and can self-hold the current state without voltage after power failure, so that energy consumption and heating of the electromagnet are reduced.

It would be advantageous with the close quarters in breast procedure rooms to create a Gamma Probe system incorporating multi modalities, sensitivities, and multiple ranges for utilization in breast intervention procedures for the diagnosis and verification for breast cancer. Systems for specimen radiography assist radiologists and surgeons in the detection and classification of abnormal lesions in medical images gleaned from breast biopsies / lumpectomies and a Gamma Probe system with a sensor to detect radioactive, metallic / magnet, or RFID waves to help locate a lump or abnormality which were placed by an Interventional Radiologist. Radio guided surgery (RGS) uses gamma probes to localize radioactive targets. The three common RGS radioisotopes: technetium-99m (99mTc), indium-111 (111In), and iodine-125 (125I). The aspects of the disclosed embodiments pertain to a gamma probe that is able to simultaneously detect 2-3 isotopes automatically without actuating a physical switch.

It would be advantageous with the close quarters in breast procedure rooms to create a Gamma Probe system incorporating multi modalities, sensitivities, and multiple ranges for utilization in breast intervention procedures for the diagnosis and verification for breast cancer. Systems for specimen radiography assist radiologists and surgeons in the detection and classification of abnormal lesions in medical images gleaned from breast biopsies / lumpectomies and a Gamma Probe system with a sensor to detect radioactive, metallic / magnet, or RFID waves to help locate a lump or abnormality which were placed by an Interventional Radiologist. Radio guided surgery (RGS) uses gamma probes to localize radioactive targets. The three common RGS radioisotopes: technetium-99m (99mTc), indium-111 (111In), and iodine-125 (125I). The aspects of the disclosed embodiments pertain to a gamma probe that is able to simultaneously detect 2-3 isotopes automatically without actuating a physical switch.

This invention discloses a breast biopsy positioning device, comprising a bed board, a lifting mechanism, a housing, a positioning rod, a clamping device, and a drive mechanism. The housing is detachably mounted on the lifting mechanism, which drives the housing to move up and down perpendicularly to the bed board. The housing is hemispherical and annular, with its bottom opening facing the bed board. The housing includes multiple polygonal interlocking blocks, which are transparent. These interlocking blocks are detachably and sealed together to form the hemispherical housing. Each interlocking block has radially protruding holes penetrating its inner and outer surfaces, and a positioning rod is slidably inserted into each hole. Each interlocking block contains a clamping device. The drive mechanism is connected to all the clamping devices and drives all the clamping devices to simultaneously clamp and fix their corresponding positioning rods. This breast biopsy positioning device can perform puncture and positioning of the breast while reducing pressure on the breast and improving breast comfort.

A pneumatic stepper motor includes a housing, said housing accommodating at least part of: a rack or geared axle comprising a plurality of gear elements; and two pistons, each comprising at least two teeth, said pistons being arranged to cooperate with said rack or geared axle. The racks may either be straight or curved. The pistons are preferably double-acting pistons. A device includes at least one, and preferably a plurality of, such pneumatic stepper motor(s). The device may in particular be an MRI-compatible robotic system, more in particular for example an MRI-guided breast biopsy device.

The sheathing canal comprises an outer sheathing canal body and an inner sheathing canal body, the outer sheathing canal body comprises an outer tube body and a first tube head, the outer tube body is of a hollow structure, one end of the outer tube body is provided with an opening and closing petal type clamping jaw, the other end of the outer tube body is connected with the first tube head, and the inner sheathing canal body is connected with the inner sheathing canal body. The inner-layer sheath tube comprises an inner-layer tube body of a hollow structure and a second tube head, one end of the inner-layer tube body is a free end, the other end of the inner-layer tube body is connected with the second tube head, the free end of the inner-layer tube body can be inserted into the outer-layer tube body from one end of the first tube head and can move back and forth, and the free end of the inner-layer tube body can eject open the opening and closing petals of the clamping jaws in the inward moving process; the opening and closing petals of the clamping jaw are in a closed state under the condition that no external force exists, and can recover to the original state under the condition that the external force is removed. The sheathing canal structure is installed in the breast biopsy device, automatic sampling can be achieved, damage to tissue is reduced, and sampling accuracy and sample quality are improved.

A method and eyewear apparatus for reducing visual triggers during vascular access or interventional procedures or other medical procedures or treatments. One method uses a vision-restricting eyewear apparatus comprising a lens with an opaque lower region and an affixed compressible foam pad that together obstruct the subject's lower field of vision while preserving partial forward or upward visibility. When worn, the apparatus forms at least a substantially continuous, gapless visual barrier that limits exposure to procedural stimuli for effective blocking. The method and apparatus aim to reduce physiological and psychological distress, including vasovagal responses. In one non-limiting embodiment, a vision-restricting apparatus and associated method are provided for reducing visual triggers during vascular access, breast biopsy, or other interventional procedures. The apparatus includes a lens or eyeshield having an opaque lower region configured to obstruct the user's inferior visual field while preserving forward or upward visibility through a transparent upper region. Affixed along the lower edge of the lens is a compressible, skin-safe foam or other interface that deforms by folding or bending against itself, forming a continuous, gapless visual barrier that conforms to a variety of facial anatomies. In some embodiments, the apparatus comprises a single continuous lens or eyeshield body or discrete lenses for each eye, and may further include a support frame or adhesive interface for facial adhesive of the apparatus to a patient. The method comprises applying the apparatus immediately prior to a needle-based or image-guided procedure to position the visual obstruction in place, thereby reducing physiological or psychological distress—such as vasovagal responses—by blocking distress-inducing stimuli within the lower visual field. The apparatus is suitable for single-use disposable application.

1. The name of the product of this design: Graphical user interface for breast biopsy and excision system for electronic equipment. 2. Purpose of this design product: This design product is used to display the human-computer interaction interface in the rotary biopsy operation and provide users with the setting and display functions of the system. 3. The design highlights of this appearance design product lie in the interface content of the graphical user interface. 4. The picture or photo that best illustrates the design points: Interface change state diagram 4. 5. There are no design points, and the left view, right view, top view, bottom view and back view are omitted. 6. Purpose of the graphical user interface: A graphical user interface used for setting the ultrasound guidance function and the rotary cutting function in the tissue biopsy and rotary cutting system. 7. Other situations that require explanation Component Description: Graphical user interface for breast biopsy and excision system, computer. 8. Human-computer interaction mode of the graphical user interface: (1) Turn on the machine and jump to the main view; (2) After the system is loaded, it will automatically jump to the interface change state diagram 1; (3) After the handle self-check is completed, it will automatically jump to the interface change state diagram 2; (4) After the gas path self-check is completed, it will automatically jump to the interface change state diagram 3; (5) After the rotary cutting needle self-check is completed, it will automatically jump to the interface change state diagram 4.

1. The name of the product of this design: Breast biopsy and excision equipment. 2. Purpose of the product with this design: The product with this design is used for breast biopsy and excision. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations that need explanation: The enlarged view of part A is an enlarged view of point A in the top view.

The application discloses an electric cutting biopsy needle, an electric cutting biopsy needle kit and a vacuum-assisted breast biopsy system. The electric cutting biopsy needle comprises a puncture tube assembly, the puncture tube assembly comprising a puncture tube, the puncture tube having a front end and a rear end, and a sampling groove being formed in the tube wall of the puncture tube; a cutting assembly, the cutting assembly comprising a cutting piece, the cutting piece being capable of reciprocating along the axial direction of the puncture tube; the cutting assembly having a first electrode and a second electrode; and a first interface and a second interface, the first interface and the second interface being electrically connected with the first electrode and the second electrode respectively, any one of the first interface and the second interface being used for directly or indirectly connecting a high-frequency output end of a host computer, and the other one being used for directly or indirectly connecting a high-frequency input end of the host computer. The electric cutting biopsy needle with the above structure cuts tissues by using radio waves between the first blade edge and the second blade edge, and has the advantages of high safety, convenient operation, simple structure and low cost.

A breast biopsy marker includes a catheter shaft and a bioabsorbable balloon. The catheter shaft has a lumen, a proximal tube portion, and a distal tube portion. The proximal tube portion is coupled to the distal tube portion by a frangible coupling device. The distal tube portion has a one-way valve located in the lumen. The bioabsorbable balloon is fixedly connected to the distal tube portion to define a balloon assembly. The bioabsorbable balloon is configured to be in fluid communication with the lumen of the catheter shaft at a location distal to the one-way valve of the distal tube portion of the catheter shaft. The balloon assembly is configured to be separated from the proximal tube portion of the catheter shaft by disconnecting the frangible coupling device.

The invention discloses a mammary gland biopsy puncture robot based on an MRI environment, the mammary gland biopsy puncture robot comprises a mounting base, the top of the mounting base is fixedly connected with a puncture table through a plurality of groups of fixing columns, the top of the puncture table is provided with two detection cover assemblies, the two detection cover assemblies are symmetrically arranged, and the two detection cover assemblies are arranged on the mounting base. A puncture bin is fixedly connected to the position, corresponding to the two sets of detection cover assemblies, between the mounting base and the puncture table, the side face of the puncture bin is fixedly connected with a negative pressure pump through an air pipe, a puncture structure is arranged in the puncture bin, and the puncture structure comprises a first adjusting assembly, a second adjusting assembly, a third adjusting assembly and a puncture assembly. The invention relates to the technical field of breast biopsy puncture. According to the mammary gland biopsy puncture robot based on the MRI environment, by arranging the two detection cover assemblies, placement of the breasts of a patient is achieved, each detection cover assembly is of a detachable structure, each detection cover assembly is of a multi-cup modular structure, and the applicability of the patient can be improved through the design.

The utility model relates to medical equipment technical field discloses a breast biopsy specimen sampling storage box, including box body and the sealing cover hinged on box body, the handle that can be stored in the box body is slidably installed on the sealing cover, the locking mechanism that can be automatically locked is arranged between box body and sealing cover, and the inside of box body is equipped with a plurality of storage compartments, and the four corner places of every storage compartment all have the rounded corner integrally formed, the utility model discloses through the several storage compartments of the rounded corner of box body inside, realize the classification of different specimens to avoid confusion, eliminate the right angle dead angle and facilitate cleaning, the handle of slidable storage is through connecting rod and box body square groove, sealing cover sliding groove and placement groove cooperation, in the time of handling, pull out and use, when not using, completely retract, avoid the label and be convenient for stacking storage of shielding, and the locking mechanism of torsional spring and guide surface realizes the automatic locking when sealing cover closure, need not manual operation locking structure.

The present invention relates to a breast biopsy puncture positioning cover, belonging to the technical field of medical devices, and comprising a cover body. The cover body includes a cover base, a pressing block and a puncture table. The cover base includes an annular fixing frame and a pressing airbag arranged inside the fixing frame. An annular groove is provided on the upper end surface of the fixing frame. The pressing block includes a spherical arc block and a wrapping airbag arranged on the inner wall of the spherical arc block. The inner arc surface of the spherical arc block matches the outer surface of the human breast. Both ends of the spherical arc block are slidably arranged in the annular groove, so that the contact part between the wrapping airbag and the breast changes. The puncture table includes a lifting block slidably arranged on the annular groove and a puncture cylinder rotatably arranged on the lifting block through a rotating mechanism. A puncture channel for the puncture needle to pass through is arranged inside the puncture cylinder. Through special design, the present invention can flexibly adjust the orientation even after fixation, and is convenient for observing the lesion and performing puncture operations, solving the problems of inconvenient observation and operation in the prior art.

1. The name of the design product: breast biopsy and rotational cutting device. 2. The use of the design product: for breast minimally invasive surgery. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.