CN104257402B - A kind of telltale mark system for searching lymph node - Google Patents

Abstract

The application belongs to the technical field of pathological instruments, and solves the existing technical problems that pathologists rely on hand touch to search for lymph nodes, resulting in long search time, insufficient number of lymph nodes, and easy omission of smaller lymph nodes. The adopted technical solution is: the system includes an ultrasonic detection device main body, an imaging device, a probe, a positioning marking device, an automatic identification device, a mode selection device, a wireless power receiving device, and a matching wireless power transmitting device connected to an external power source. The technical solution of this application utilizes the principle of ultrasonic imaging, adopts wireless design, realizes real-time observation and positioning marking, and can replace the probe, select the detection marking mode, adjust the observation angle and positioning needle marking strength according to the actual situation, and cut lymph nodes for pathologists in the later stage Provide comprehensive and effective support guarantee, flexible use, easy to carry, comprehensive detection, save time and effort, effectively reduce the workload of pathologists, and improve work efficiency.

Description

A positioning marker system for finding lymph nodes

technical field

The application belongs to the technical field of pathological instruments, and in particular relates to a system for detecting and locating lymph nodes in tissues.

Background technique

For tissues after radical resection of malignant tumors in the gastrointestinal tract, breast and other parts, during the sampling process, pathologists need to extensively search the surrounding lymph nodes to determine the metastasis. At present, most pathologists use a sampling knife to make cuts at intervals of 0.5 cm on the tissue to be examined, and search by hand, which is easy to miss small lymph nodes, resulting in insufficient and incomplete lymph nodes. In addition, the sampling knife only It can make a section, but the overall operation process is very troublesome, time-consuming and labor-intensive, which increases the workload of pathologists and reduces work efficiency.

Contents of the invention

A hand-held portable wireless ultrasonic detection positioning marking system for finding lymph nodes around tissues, the system includes:

Ultrasonic detection device main body (1).

An imaging device (2) connected to the top of the main body (1) of the ultrasonic detection device.

A replaceable probe (3) connected to the bottom of the main body (1) of the ultrasonic detection device.

The main body (1) of the ultrasonic detection device includes a positioning marking device (4), a mode selection device (5), a wireless power receiving device (6), a hand-held part (7), a positioning marking button (8), a mode selection switch (9 ), automatic identification device (10).

The system also includes a wireless power transmitting device (11) matched with the wireless power receiving device (6) and connected to an external power source.

The probe (3) is connected to the bottom end of the main body (1) of the ultrasonic detection device, and is used to detect whether there is a lymph node in the contacted tissue, and the detection process adopts ultrasonic imaging.

The main body (1) of the ultrasonic detection device is made of lightweight waterproof material.

The external handheld part (7) of the main body (1) of the ultrasonic detection device is surrounded by an elastic insulating material, and has a slanted concave-convex design according to the shape when it is held by the hand.

The appearance of the probe (3) adopts a rectangular design, and the probe (3) selects and uses different specifications according to the structural characteristics of different tissues and the actual area of the tissue.

The imaging device (2) is connected to the top of the main body (1) of the ultrasonic detection device and is used for real-time observation of the detected tissue. Adjust the height of the device, the holding angle of the device, and the height of the sampling table.

The mode selection switch (9) is connected with the mode selection device (5) inside the main body (1) of the ultrasonic detection device, and is used for mode selection. The mode selection is divided into manual mode and automatic mode:

In the manual mode, the display interface of the imaging device (2) has a central positioning display cursor, and the position of the central positioning display cursor coincides with the marking position of the positioning marking device (4) inside the ultrasonic detection device main body (1). During the process, by moving the main body (1) of the ultrasonic detection device, the center positioning display cursor in the field of view of the imaging device (2) is aligned with the tissue next to the lymph node to be located, and the thumb presses the positioning marking device (4) connected to the The positioning mark button (8) on the outside of the main body (1) of the ultrasonic detection device drives the positioning needle into the tissue on the side next to the lymph node instead of the center of the lymph node to realize the detection of the positioning mark. The positioning marking device (4) is equipped with a corresponding Matching positioning pin, the positioning pin adopts a smooth and slender needle body, and the design of the two tips is smooth. The positioning marking device (4) is connected to the external positioning marking button (8) of the ultrasonic detection device main body (1). And the function of force adjustment, when the positioning mark button (8) is pressed, the positioning needle can be driven into the desired position, the outer ring of the positioning mark button (8) can be rotated, and it has a compass scale display, according to the type of tissue to be detected, At least one of soft and hard texture and fixed degree, the driving force of the positioning needle can be changed by rotating the outer circle of the positioning mark button (8) to the specified scale.

In the automatic mode, the automatic identification device (10) is activated and connected with the imaging device (2) and the positioning marking device (4). During the detection process, by moving the ultrasonic detection device main body (1), the imaging device ( 2) The central positioning of the display interface shows that the cursor is aligned with the center of the lymph node, the automatic identification device (10) automatically identifies the size and diameter of the lymph node, and the positioning marking device (4) automatically moves the position of the positioning marking to the lymph node according to the recognition result At the tissue on one side edge, through the vibration of the main body (1) of the ultrasonic detection device, at least one of the discoloration or flickering of the center positioning display cursor will be prompted. A positioning pin is driven into the tissue for positioning marking. The positioning marking device (4) is equipped with a matching positioning pin. The positioning pin is designed with a smooth and slender needle body and two smooth tips. The positioning marking device (4) is connected to the ultrasonic detection device The positioning mark button (8) on the outside of the main body (1) has the function of starting to drive the positioning pin and adjusting the force. When the positioning mark button (8) is pressed, the positioning pin can be driven into the desired position, and the positioning mark button ( 8) The outer ring is rotatable and has a compass scale display. According to at least one of the type of tissue to be detected, the softness and hardness of the texture, and the degree of fixation, the positioning mark button (8) is rotated to the designated scale to change the driving force of the positioning needle;

The wireless power receiving device (6) is placed on the upper end of the main body (1) of the ultrasonic detection device, and the wireless power receiving device is matched with the wireless power transmitting device (11) for receiving electromagnetic signals from the wireless power transmitting device (11), and The electromagnetic signal is converted into electric energy to supply energy for the normal use of the main body (1) of the ultrasonic detection device.

The wireless power receiving device (6), the positioning marking device (4), the automatic identification device (10), and the mode selection device (5) all adopt a built-in design, and at the same time, the wireless power receiving device (6) is placed in the main body of the ultrasonic detection device (1 ) inside the upper end.

Due to the adoption of the technical solution of the present application, the technical problems in the prior art of relying on pathologists to search for lymph nodes by hand is too long, the number of lymph nodes is insufficient, and small lymph nodes are easily missed. By adopting the hand-held portable wireless ultrasonic detection positioning marking system and using ultrasonic imaging technology, according to the characteristics of the lymph nodes to be located, the manual mode or the automatic mode are respectively used to realize real-time observation and positioning marking, and the probe can be replaced, the detection marking mode can be selected, and the adjustment can be adjusted according to the actual situation. The observation angle and positioning needle marking strength provide comprehensive and effective support for later clipping of lymph nodes. The use of wireless power supply technology makes the system more portable and convenient for technicians to use. The technical solution of the application is harmless to the human body, flexible to use, easy to carry, comprehensive in detection, time-saving and labor-saving, effectively reducing the workload of pathologists and improving work efficiency.

Description of drawings

The figure shows:

Figure 1: A positioning marking system for finding lymph nodes according to an embodiment of the present application

detailed description

The present application provides a hand-held portable wireless ultrasonic detection positioning marking system for finding lymph nodes around tissues. The system includes a main body (1) of an ultrasonic detection device, an imaging device (2) connected to the top end of the main body (1) of the ultrasonic detection device, and a replaceable probe (3) connected to the bottom end of the main body (1) of the ultrasonic detection device. The detection device main body (1) includes a positioning marking device (4), an automatic identification device (10), a mode selection device (5) and a wireless power receiving device (6), and is matched with the wireless power receiving device (6) and connected with an external A wireless power transmitter (11) connected to a power source.

The bottom end of the main body (1) of the ultrasonic detection device is connected to the probe (3) to detect whether there is a lymph node in the contacted tissue. The detection process adopts the principle of ultrasonic imaging instead of ray detection, which avoids the damage caused by radiation to the operator. radiation damage. The main body (1) of the ultrasonic detection device is made of lightweight waterproof material to reduce the overall weight of the device itself. Cause pollution and damage, at the same time, the external hand-held part (7) of the main body (1) of the ultrasonic detection device is surrounded by elastic insulating material, and has a slash-shaped concave-convex design according to the shape of the hand, which increases friction and achieves hand-held operation Comfortable and non-slip effect. The appearance of the probe (3) adopts a rectangular design to avoid the omission of the tissue to be detected at the edge caused by round or other irregular shapes during the detection process. The probe (3) can be replaced according to the structural characteristics of different tissues and the actual area of the tissue. Different specifications, for example, according to the actual tiling area, 3cm×3cm, 5cm×5cm and 10cm×10cm square probes can be used for tissues that can be tiled. The 1cm×5cm and 2cm×5cm rectangular probes have corresponding specifications, so that in the actual detection process, the detection time can be shortened and the tissue to be detected can be avoided.

The imaging device (2) is connected to the top of the main body (1) of the ultrasonic detection device, and is used for real-time observation of the detected tissue. The display interface of the imaging device (2) is adjustable in angle, and the angle can be adjusted according to the height of the operator, the holding angle of the device, the height of the sampling table, etc. during the actual material collection process, so as to meet the needs of real-time observation.

The mode selection switch (9) is connected with the mode selection device (5) inside the main body (1) of the ultrasonic detection device, and is used for mode selection. The mode selection is divided into manual mode and automatic mode.

When the manual mode is turned on, the display interface of the imaging device (2) has a green central positioning display cursor, and the position of the central positioning display cursor coincides with the marking position of the positioning marking device (4) inside the ultrasonic detection device main body (1). During the detection process, the central positioning display cursor in the field of view of the imaging device (2) is aimed at the tissue adjacent to the side of the lymph node to be located by holding the mobile device, and the thumb presses the positioning marking device (4) to connect to the ultrasonic detection device The positioning mark button (8) on the outside of the main body (1) drives the positioning needle into the tissue next to the lymph node instead of the center of the lymph node, so as to detect the positioning mark. In the display interface of the imaging device (2), the central positioning display cursor coincides with the marking position of the positioning marking device (4). The use of this function makes the positioning mark of the lymph node position visualized and precise, and neither the positioning needle will be injected The tissue structure of the lymph node will be damaged by entering the lymph node, and the lymph node will not be missed in the later clipping because the position of the positioning needle is too far away from the lymph node. The positioning marking device (4) is equipped with a matching positioning pin, which is designed with a smooth and slender needle body and two smooth tips, which can not only ensure that the needle body is inserted into the tissue during the process of driving the positioning pin, and complete the positioning marking, but also can Reduce the damage of the needle body to the tissue structure, and at the same time prevent the operator from being accidentally injured by the positioning needle when cutting the lymph node according to the positioning mark. Use and save costs. The positioning marking device (4) is connected to the positioning marking button (8) outside the main body (1) of the ultrasonic detection device, which has the function of starting to drive the positioning pin and adjusting the force. When the operator holds the device, he gently presses the positioning mark with his thumb button (8), the positioning needle can be driven into the desired position. The outer circle of the positioning mark button (8) is designed to be rotatable, covered with a compass scale display, according to the type of tissue to be detected and the actual situation, such as tissue texture soft Hardness, degree of fixation, etc., by rotating the outer ring of the positioning mark button (8) to the specified scale to change the driving force of the positioning needle to meet the needs of different types of tissues. The manual mode can be used to detect the uneven volume and large number of lymph nodes, and the marking position of the positioning needle can also be determined according to the personal habits of the operator, which is convenient and flexible to operate.

When the automatic mode is turned on, the automatic identification device (10) is activated and connected with the imaging device (2) and the positioning marking device (4). During the detection process, the imaging device (2) positions and displays the cursor at the center of the display interface, aligns the center of the lymph node by holding the mobile device, and the automatic recognition device (10) automatically recognizes the size and diameter of the lymph node, and the positioning marking device (4) According to the recognition result, the position of the positioning mark is automatically moved to the tissue on the right side of the lymph node. When the center positioning display cursor turns red, press the positioning mark button (8) to enter the positioning mark in the tissue on the right side of the lymph node. Needle for positioning marks. The automatic mode can be used in situations where the detection range is large but the lymph volume is small and the number is small, saving time and effort.

The wireless power receiving device (6) is placed on the upper end of the ultrasonic detection device main body (1), and the device is matched with the wireless power transmitting device (11) for receiving electromagnetic signals from the wireless power transmitting device (11) and transmitting the electromagnetic signals Converted into electrical energy to supply energy for the normal use of the overall device. The wireless power receiving device (6), the positioning marking device (4), the automatic identification device (10), and the mode selection device (5) all adopt built-in designs to avoid contamination and damage to the device due to the liquid existing in the sampling platform or the tissue itself, At the same time, the wireless power receiving device (6) is placed on the upper end of the main body (1) of the ultrasonic detection device, so as to receive the electromagnetic signal from the wireless power transmitting device (11) and prevent the operator from causing damage to the wireless power receiving device ( 6) Bring long-term over-squeeze. In addition, due to the use of wireless energy supply, the operation inconvenience and tissue contamination caused by wired connections are avoided. At the same time, it is easy to carry, less restricted by external conditions, and has strong practicability. It can be carried to the biopsy sampling room and freezing sampling room according to actual needs. , autopsy room, animal material collection room, etc. for practical operations.

Claims (2)

1. it is a kind of for search tissue peripheral lymph node handheld portable wireless ultrasound Detection location Mk system, the system bag Include：

Ultrasonic sensor main body (1),

The imaging device (2) being connected with ultrasonic sensor main body (1) top,

The replaceable probe (3) being connected with ultrasonic sensor main body (1) bottom,

The ultrasonic sensor main body (1) is received including marking apparatus (4), mode selector (5) and radio source Device (6), handgrip part (7), telltale mark button (8), mode selection switch (9), automatic identification equipment (10),

The system also includes the radio source transmitting dress for matching with radio source reception device (6) and being connected with external power source (11) are put,

Probe (3) is connected with the bottom of ultrasonic sensor main body (1), for detecting in touched tissue with the presence or absence of pouring Fawn on, detection process adopts ultrasonic imaging,

Ultrasonic sensor main body (1) using light-weight water-proof section bar matter,

The outside handgrip part (7) of ultrasonic sensor main body (1) is wrapped using elastic insulated material, and according to shape when holding State possesses bias type concave-convex design,

Probe (3) external form adopts rectangular design, the real area that probe (3) is spread out according to the design feature and tissue of different tissues Select using different specifications,

Imaging device (2) is connected with ultrasonic sensor main body (1) top, carries out real-time monitored for the tissue to being detected, The display interface of imaging device (2) has angular adjustability, during actually drawing materials can according to the height of operating personnel, The hand-held angle of ultrasonic sensor main body, the height of sampling platform carry out angular adjustment,

Mode selection switch (9) mode selector (5) internal with ultrasonic sensor main body (1) is connected, for carrying out Model selection, model selection are divided into two kinds of manual mode and automatic mode：

In manual mode, the display interface of imaging device (2) has centralized positioning display highlighting, the centralized positioning display highlighting The mark position of the internal marking apparatus (4) of position and ultrasonic sensor main body (1) coincide, in detection process In, by the mobile ultrasonic sensor main body (1), will be the centralized positioning display highlighting alignment in imaging device (2) visual field tight The tissue of side beside adjacent lymph node to be positioned, thumb are pressed marking apparatus (4) and are connected to ultrasonic sensor main body (1) Outside telltale mark button (8), by pilot pin squeeze into close to beside lymph node in the tissue of side rather than lymph node center, To realize that Detection location is marked, built with the pilot pin for matching, the pilot pin adopts the smooth fibre of needle body to marking apparatus (4) Carefully, the round and smooth design in two tips, marking apparatus (4) are connected to the outside telltale mark of ultrasonic sensor main body (1) and press Button (8) squeezes into pilot pin with startup, and the function that dynamics is adjusted, when pressing telltale mark button (8), you can in desired location Pilot pin is squeezed into, telltale mark button (8) outer ring can rotate, show with compass scale, type according to tissue to be detected, At least one in quality soft or hard, fixation degree, assigned scale is rotated to by telltale mark button (8) outer ring and changes pilot pin Squeeze into dynamics,

In automatic mode, automatic identification equipment (10) starts, and is connected with imaging device (2) and marking apparatus (4), In detection process, by the mobile ultrasonic sensor main body (1) so that the centralized positioning of imaging device (2) display interface Display highlighting alignment lymph node center, automatic identification equipment (10) carry out automatic identification, positioning mark to the lymph nodes size, diameter Note device (4) is moved to specifically labelled position at the tissue of one lateral edges of lymph node, by this automatically according to recognition result In ultrasonic sensor main body (1) vibrations, the discoloration of centralized positioning display highlighting or flicker, at least one is pointed out, fixed when pressing Position mark button (8), you can pilot pin is squeezed in the tissue of one lateral edges of lymph node carries out telltale mark, telltale mark dress (4) are put built with the pilot pin for matching, the pilot pin is smooth very thin using needle body, the round and smooth design in two tips, telltale mark Device (4) is connected to the outside telltale mark button (8) of ultrasonic sensor main body (1) and squeezes into pilot pin, and power with startup The function that degree is adjusted, when pressing telltale mark button (8), you can squeeze into pilot pin in desired location, telltale mark button (8) is outward Circle can rotate, and show with compass scale, at least one in the type, quality soft or hard, fixation degree according to tissue to be detected, Assigned scale is rotated to by telltale mark button (8) outer ring change pilot pin and squeeze into dynamics；

Radio source reception device (6) is placed in ultrasonic sensor main body (1) inner upper end, the radio source reception device and nothing Line power supply emitter (11) matches, for receiving electromagnetic signal from radio source emitter (11), and by electromagnetic signal Electric energy is converted to, is that ultrasonic sensor main body (1) normally uses energy supply,

Radio source reception device (6) is adopted with marking apparatus (4), automatic identification equipment (10), mode selector (5) Built-in design is used, meanwhile, radio source reception device (6) is placed in ultrasonic sensor main body (1) inner upper end.

2. telltale mark system as claimed in claim 1, if the tissue can tile out, adopts according to actual tiling area With the square specification probe of 3cm × 3cm, 5cm × 5cm or 10cm × 10cm；If tissue is the tissue at adhesion, adopt The rectangle specification probe of elongated 1cm × 5cm or 2cm × 5cm.