CN112971846A - B-ultrasonic detection device for examining bile duct cancer - Google Patents
B-ultrasonic detection device for examining bile duct cancer Download PDFInfo
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- CN112971846A CN112971846A CN202110151600.8A CN202110151600A CN112971846A CN 112971846 A CN112971846 A CN 112971846A CN 202110151600 A CN202110151600 A CN 202110151600A CN 112971846 A CN112971846 A CN 112971846A
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- bile duct
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/40—Positioning of patients, e.g. means for holding or immobilising parts of the patient's body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/42—Details of probe positioning or probe attachment to the patient
- A61B8/4209—Details of probe positioning or probe attachment to the patient by using holders, e.g. positioning frames
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/42—Details of probe positioning or probe attachment to the patient
- A61B8/4272—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue
- A61B8/4281—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue characterised by sound-transmitting media or devices for coupling the transducer to the tissue
Abstract
The invention discloses a B-ultrasonic detection device for detecting cholangiocarcinoma, which comprises a fixed base, support column members, a mounting bracket, a B-ultrasonic detection assembly and a bearing frame body, wherein sliding wheel sets are symmetrically arranged on two sides of the lower end surface of the fixed base, the support column members are vertically arranged on one side of the upper end surface of the fixed base, and one end of each support column member is embedded and fixed on the fixed base through a locking screw member; a bearing frame body is arranged above the fixed base and is used for carrying out lying or inclined horizontal type support on the human body; a B ultrasonic detection assembly is arranged above the bearing frame body and performs acoustic detection imaging on the extrahepatic bile duct of the human body; the upper end face of the supporting column piece is fixed with a mounting bracket, and a lighting lamp group is further arranged on the mounting bracket.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a B-ultrasonic detection device for detecting bile duct cancer.
Background
The B ultrasonic detector is a conventional medical device for detecting bile duct cancer, and detects the position and characteristics of tissues and organs by generating incident ultrasonic waves (transmitted waves) and receiving reflected ultrasonic waves (echoes) through a B ultrasonic probe, but in the existing B ultrasonic detector, a host doctor generally scans the human body manually, when the B ultrasonic probe is used for examining a patient, the doctor operates with one hand, the other hand selects and processes keys, the displayed content on a screen needs to be processed and collected, one hand occupying the doctor cannot be liberated, and the operation and efficient data collection are influenced. Although special treatment is needed for some special developing parts by a doctor, the excessive occupation of one hand of the doctor can affect data acquisition to a certain extent, and the working efficiency and the running efficiency are low, and the automation degree is not high; in addition, the existing devices lack a B-couplant smearing device, all adopt manual smearing, and add one more procedure, which increases the workload of doctors, so there is a need to provide a B-ultrasonic detection device for examining bile duct cancer, so as to solve the above problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a B-ultrasonic detection device for examining cholangiocarcinoma comprises a fixed base, support column members, an installation support, a B-ultrasonic detection assembly and a bearing frame body, wherein sliding wheel sets are symmetrically arranged on two sides of the lower end face of the fixed base, the support column members are vertically arranged on one side of the upper end face of the fixed base, and one end of each support column member is embedded and fixed on the fixed base through a locking screw member;
a bearing frame body is arranged above the fixed base and is used for carrying out lying or inclined horizontal type support on the human body;
a B ultrasonic detection assembly is arranged above the bearing frame body and performs acoustic detection imaging on the extrahepatic bile duct of the human body;
the upper end face of the supporting column piece is fixed with a mounting bracket, and a lighting lamp group is further arranged on the mounting bracket.
As a preferred technical scheme of the invention, the bearing frame body comprises a body support frame, a head support frame, a main mounting guide seat, side support ribs and an adjustable telescopic part, wherein the main mounting guide seat is mounted on one side of the upper end surface of the fixed base, the side support ribs are symmetrically arranged on the main mounting guide seat in a manner of wanting to rotate, and the upper ends of the side support ribs are hinged on the body support frame;
one side of the body part bracket is hinged with a head part bracket, the lower end face of the head part bracket can be relatively rotatably provided with an adjustable telescopic part, one end of the adjustable telescopic part is hinged with the side supporting rib, and the head part body part is rotatably adjusted by the contraction action of the adjustable telescopic part.
As a preferred technical scheme of the invention, the B-ultrasonic detection assembly comprises an arc-shaped support, a central screw, a rotating motor, a lower guide seat, a connecting strut and a sound wave detection device, wherein the upper end surface of the fixed base is provided with the lower guide seat, the lower guide seat is transversely provided with the central screw in a relatively rotatable manner, and the central screw is connected and driven with the arc-shaped support through a thread meshing effect;
a connecting strut is vertically fixed on one side, away from the supporting strut member, of the upper end surface of the fixed base, a rotating motor is mounted on the connecting strut, and the output end of the rotating motor is fixedly connected with one end of the central screw rod and drives the central screw rod to do directional circular rotation motion;
and the lower end surface of the arc-shaped support is internally provided with an acoustic wave detection device, and the acoustic wave detection device is in fit contact with the epidermis of the human body under the action of internal vertical extension and contraction and carries out acoustic wave data imaging.
As a preferred technical scheme of the invention, the sound wave detection device comprises a hydraulic telescopic cylinder piece, a telescopic supporting rod, an ultrasonic detector and a connecting ball piece, wherein the hydraulic telescopic cylinder piece is vertically arranged in the middle of the lower end surface of the arc-shaped support, the ultrasonic detector is arranged at the output end of the hydraulic telescopic cylinder piece, and the ultrasonic detector is used for carrying out bile duct examination on a human body;
a connecting ball piece is fixed on the upper end face of the ultrasonic detector, a built-in concave position for installing the connecting ball piece in a limiting way is arranged at a corresponding position on the hydraulic telescopic cylinder piece, and the ultrasonic detector can be connected with the hydraulic telescopic cylinder piece in a relatively rotating way through the connecting ball piece;
and a plurality of telescopic supporting rods are symmetrically hinged to the outer side of the circumference of the ultrasonic detector, and the measuring and transmitting end face of the ultrasonic detector is regulated and controlled by the corresponding telescopic action of each telescopic supporting rod.
As a preferred technical scheme of the invention, a telescopic guide sleeve is covered outside the ultrasonic detector, and the cross section of the telescopic guide sleeve is in an inverted triangular step structure.
As a preferred technical scheme of the invention, a couplant smearing piece is sleeved outside the ultrasonic detector and evenly smears the couplant on the cortex of a human body to be inspected;
a liquid storage cylinder is further arranged above the arc-shaped support, a coupling agent is quantitatively stored in the liquid storage cylinder, and one end of the liquid storage cylinder is communicated with the coupling agent smearing piece through a connecting hose;
the lower end face of the arc-shaped support is fixedly provided with a rotary ring piece, a connecting guide seat is coaxially arranged in the rotary ring piece and can rotate relatively, a built-in motor is installed on the arc-shaped support, the output end of the built-in motor is connected with the connecting guide seat for transmission through the gear meshing effect, and when the couplant smearing piece smears human skin, the connecting guide seat enables the couplant to be smeared and diffused in a ring shape through the rotating effect of the connecting guide seat.
As a preferred technical scheme of the invention, the couplant smearing piece further comprises a connecting conduit, liquid storage branch pipes, a flow guide frame piece, a plugging shaft body and a flow stopping piece, wherein a plurality of liquid storage branch pipes are vertically arrayed on the outer side of the circumference of the ultrasonic detector, the upper ends of the liquid storage branch pipes are communicated through the connecting conduit, and the flow guide frame piece is coaxially fixed on the inner part of the lower end surface of each liquid storage branch pipe;
the cross section of the flow guide frame piece is of a trapezoidal structure, and the lower end of the liquid storage branch pipe is provided with a cut-off piece;
a blocking shaft body is arranged in the closure piece in a relatively rolling manner;
the shutoff axis body has cup jointed the locating part outward, the locating part pass through coupling spring with the water conservancy diversion frame spare is connected.
As a preferred technical scheme of the invention, an elastic cover is fixedly sleeved outside the cut-off piece, and an arc-shaped flow dispersing layer is arranged inside the elastic cover.
Compared with the prior art, the invention provides a B-ultrasonic detection device for detecting bile duct cancer, which has the following beneficial effects:
in the invention, a bearing frame body and a B-ultrasonic detection assembly are respectively arranged above a fixed base, the body of a human body is supported by the bearing frame body in a lying or inclined horizontal manner, and the extrahepatic bile duct of the body of the human body is subjected to acoustic detection imaging by the B-ultrasonic detection assembly, so that the examination of the cancer of the bile duct of the human body is realized; in the method, the lying posture or the prone posture of the human body can be adjusted eccentrically through the rotating action of the side supporting ribs, so that the lying comfort degree of the detection is improved; the thread meshing transmission of the central screw rod enables the acoustic wave detection device to be positioned in the position of the liver of the trunk of a human body, and ultrasonic examination imaging is carried out; the couplant can be evenly and circumferentially smeared on the surface layer of the human body through the couplant smearing piece before the examination work, so that the working strength of medical personnel is reduced, and the working efficiency is improved; and, in the inspection work, still can pass the terminal surface to ultrasonic detector's survey through the corresponding concertina work of telescopic strut and regulate and control to multi-angle detection formation of image improves and detects the precision.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a carrier body according to the present invention;
FIG. 3 is a schematic view of a B-mode ultrasonic testing module according to the present invention;
FIG. 4 is a first schematic structural diagram of an acoustic wave detection apparatus according to the present invention;
FIG. 5 is a second schematic structural view of the present invention;
FIG. 6 is a schematic view of the construction of the couplant applicator of the present invention;
in the figure: the device comprises a fixed base 1, a support column 2, a mounting bracket 3, a lighting lamp group 4, a bearing frame 5, a body support frame 501, a head support frame 502, a main mounting guide seat 503, a side support rib 504, an adjustable telescopic part 505, an ultrasonic detection assembly 6B, a lower guide seat 601, a central screw 602, a connecting support column 603, a rotating motor 604, an arc support 605, a sound wave detection device 7, a hydraulic telescopic cylinder 701, an ultrasonic detector 702, a connecting ball 703, a telescopic support rod 704, a telescopic guide sleeve 705, a rotating ring 706, a connecting guide seat 707, a built-in motor 708, a liquid storage cylinder 709, a couplant smearing part 8, a liquid storage branch pipe 801, a connecting guide pipe 802, a diversion frame 803, a plugging shaft 804, a connecting spring 805, an elastic cover 806 and an arc-shaped diffusion layer 807.
Detailed Description
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a B ultrasonic detection device that inspection bile duct cancer was used, its includes fixed baseplate 1, support column spare 2, installing support 3, B ultrasonic testing subassembly 6 and bears support body 5, wherein, fixed baseplate 1's lower terminal surface bilateral symmetry is provided with the slip wheelset, the vertical support column spare 2, its characterized in that of installing in up end one side of fixed baseplate 1: one end of the supporting column 2 is embedded and fixed on the fixed base 1 through a locking screw;
a bearing frame body 5 is arranged above the fixed base 1, and the bearing frame body 5 is used for carrying out lying or inclined lying support on the human body;
a B ultrasonic detection assembly 6 is arranged above the bearing frame body 5, and the B ultrasonic detection assembly 6 performs acoustic detection imaging on the extrahepatic bile duct of the human body;
the up end of support column spare 2 is fixed with installing support 3, still be provided with lighting lamp group 4 on the installing support 3, herein, generally earlier by bearing the support body after accomplishing the supporting role to the human trunk, carry out the position according to the support angle of personnel's body survey height proportion to bearing the support body and handle the accuse to improve and detect the comfort level, make it more humanized.
Referring to fig. 2, in this embodiment, the carrier body 5 includes a body support frame 501, a head support frame 502, a main mounting guide 503, side support ribs 504 and an adjustable telescopic member 505, wherein the main mounting guide 503 is mounted on one side of the upper end surface of the fixed base 1, the main mounting guide 503 is symmetrically provided with the side support ribs 504 which are supposed to rotate, and the upper ends of the side support ribs 504 are hinged to the body support frame 501;
one side of the body support frame 501 is hinged with a head support frame 502, the lower end face of the head support frame 502 is provided with an adjustable telescopic part 505 which can rotate relatively, one end of the adjustable telescopic part 505 is hinged with the side support rib 504, and the contraction action of the adjustable telescopic part 505 is used for rotatably adjusting the head body 502, so that the head body support frame is suitable for wide and inconvenient action patient groups.
Referring to fig. 3, in this embodiment, the B-mode ultrasonic detection assembly 6 includes an arc support 605, a central screw 602, a rotating motor 605, a lower guide 601, a connecting strut 603, and an acoustic detection device 7, wherein the lower guide 601 is installed on the upper end surface of the fixed base 1, the central screw 602 is transversely disposed on the lower guide 601 and can rotate relatively, and the arc support 605 is connected and driven on the central screw 602 through a thread engagement function;
a connecting strut 603 is vertically fixed on one side of the upper end surface of the fixed base 1, which is far away from the supporting column member 2, a rotating motor 604 is installed on the connecting strut 603, and the output end of the rotating motor 604 is connected and fixed with one end of the central screw 602 and drives the central screw 602 to make directional circular rotation motion;
the acoustic wave detection device 7 is installed inside the lower end face of the arc-shaped support 605, the acoustic wave detection device 7 is in contact with the human body epidermis in a fitting mode through the internal vertical stretching effect of the acoustic wave detection device 7, acoustic wave data imaging is conducted, high stable transmission performance is achieved, and detection points are conveniently located.
Referring to fig. 4, in this embodiment, the acoustic wave detection device 7 includes a hydraulic telescopic cylinder 701, a telescopic strut 704, an ultrasonic detector 702, and a connection ball 703, wherein the hydraulic telescopic cylinder 701 is vertically disposed in the middle of the lower end surface of the arc support 605, the ultrasonic detector 702 is installed at the output end of the hydraulic telescopic cylinder 701, and the ultrasonic detector 702 performs bile duct examination on a human body;
a connecting ball member 703 is fixed on the upper end surface of the ultrasonic detector 702, a corresponding position on the hydraulic telescopic cylinder member 701 is provided with a built-in concave position for installing the connecting ball member 703 in a limiting way, and the ultrasonic detector 702 can be connected with the hydraulic telescopic cylinder member 701 in a relatively rotating way through the connecting ball member 703;
moreover, a plurality of telescopic struts 704 are symmetrically hinged to the outer side of the circumference of the ultrasonic detector 702, and the measurement and transmission end face of the ultrasonic detector 702 is regulated and controlled by the corresponding telescopic action of each telescopic strut 704, wherein generally three or more groups of ultrasonic data can be measured by the telescopic action of the telescopic struts, so that the detection accuracy is improved.
In this embodiment, a telescopic guide sleeve 705 is further covered outside the ultrasonic detector 702, and the cross section of the telescopic guide sleeve 705 is in an inverted triangle stepped structure.
Referring to fig. 5, in this embodiment, a couplant smearing piece 8 is further sleeved outside the ultrasonic detector 702, and the couplant smearing piece 8 evenly smears the couplant on the skin layer of the human body to be inspected;
a liquid storage barrel 709 is further arranged above the arc-shaped support 605, a coupling agent is quantitatively stored in the liquid storage barrel 709, and one end of the liquid storage barrel 709 is communicated with the coupling agent smearing piece 8 through a connecting hose;
the lower end face of the arc-shaped support 605 is fixed with a rotary ring member 706, a connecting guide seat 707 is coaxially arranged in the rotary ring member 706 in a relatively rotatable manner, a built-in motor 708 is mounted on the arc-shaped support 605, the output end of the built-in motor 708 is connected with the connecting guide seat 707 for transmission through a gear meshing effect, when the couplant smearing piece 8 smears the skin of a human body, the connecting guide seat 707 enables the couplant to be smeared and diffused in a ring shape through the rotating effect of the connecting guide seat, and it needs to be noted that the couplant smearing piece is always in a vertical state in the couplant smearing process so that the couplant can continuously and completely form a smearing surface area under the rotating effect.
Referring to fig. 6, in this embodiment, the couplant smearing piece 8 further includes a connecting conduit 802, liquid storage branch pipes 801, a flow guide frame piece 803, a blocking shaft body 804 and a flow stopping piece, wherein a plurality of liquid storage branch pipes 801 are vertically arrayed on the outer side of the circumference of the ultrasonic detector 702, the upper ends of the liquid storage branch pipes 801 are communicated through the connecting conduit 802, and the flow guide frame piece 803 is coaxially fixed inside the lower end surface of each liquid storage branch pipe 801;
the cross section of the flow guide frame member 803 is in a trapezoidal structure, and the lower end of the liquid storage branch pipe 801 is provided with a cut-off member;
a blocking shaft body 804 is arranged in the closure member in a relatively rolling manner;
a limiting member is sleeved outside the plugging shaft body 804 and connected with the flow guide frame member 803 through a connecting spring 805.
In this embodiment, the closure member is further fixedly sleeved with an elastic cover 806, an arc-shaped diffusion layer 807 is arranged inside the elastic cover 806, and when the blocking shaft body rolls and is smeared, part of the coupling agent can diffuse and disperse to two sides of the annular track through the arc-shaped diffusion layer, so that a higher diffusion effect is achieved, and smearing uniformity is improved.
Specifically, in the B ultrasonic examination of the bile duct cancer of the human body, a person to be detected lies or lies on the side on a bearing frame body, an adjustable expansion piece and a side supporting rib respectively rotatably adjust a head support frame and a body support frame of the human body, after the person reaches a proper detection posture, an arc support transversely slides to a detection point, and the ultrasonic examination is carried out on the human body through a sound wave detection device; in this, scribble the piece by the couplant earlier and evenly scribble the couplant to the human cortex and form effectively scribbling the face territory under the circumference rotation effect, ultrasonic detector vertical stretch and with scribble the face territory contact, obtain accurate data result after detecting via a plurality of offsets, improve inspection work efficiency and precision.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the inventive concept within the technical scope of the present invention, and the technical solution and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a B ultrasonic detection device that inspection cholangiocarcinoma used, its includes fixed baseplate (1), support post spare (2), installing support (3), B ultrasonic testing component (6) and bears support body (5), wherein, the lower terminal surface bilateral symmetry of fixed baseplate (1) is provided with the slip wheelset, the vertical support post spare (2), its characterized in that of installing in up end one side of fixed baseplate (1): one end of the supporting column piece (2) is embedded and fixed on the fixed base (1) through a locking screw piece;
a bearing frame body (5) is arranged above the fixed base (1), and the bearing frame body (5) is used for carrying out lying or inclined horizontal support on the human body;
a B ultrasonic detection assembly (6) is arranged above the bearing frame body (5), and the B ultrasonic detection assembly (6) performs acoustic detection imaging on the extrahepatic bile duct of the human body;
the upper end face of the supporting column piece (2) is fixed with a mounting bracket (3), and a lighting lamp group (4) is further arranged on the mounting bracket (3).
2. The ultrasonic B detection device for examining bile duct cancer according to claim 1, wherein: the bearing frame body (5) comprises a body support frame (501), a head support frame (502), a main mounting guide seat (503), side support ribs (504) and an adjustable telescopic piece (505), wherein the main mounting guide seat (503) is mounted on one side of the upper end face of the fixed base (1), the main mounting guide seat (503) is symmetrically provided with the side support ribs (504) which can rotate in a hope of, and the upper ends of the side support ribs (504) are hinged to the body support frame (501);
one side of the body part supporting frame (501) is hinged with a head part supporting frame (502), the lower end face of the head part supporting frame (502) can be relatively rotatably provided with an adjustable telescopic piece (505), one end of the adjustable telescopic piece (505) is hinged with the side supporting rib (504), and the head part body part (502) is rotatably adjusted under the contraction action of the adjustable telescopic piece (505).
3. The ultrasonic B detection device for examining bile duct cancer according to claim 1, wherein: the B ultrasonic detection assembly (6) comprises an arc support (605), a central screw (602), a rotating motor (605), a lower guide seat (601), a connecting strut (603) and a sound wave detection device (7), wherein the lower guide seat (601) is installed on the upper end face of the fixed base (1), the central screw (602) is transversely arranged on the lower guide seat (601) in a relatively rotatable manner, and the arc support (605) is connected and driven on the central screw (602) through a thread meshing effect;
a connecting support column (603) is vertically fixed on one side, away from the support column (2), of the upper end face of the fixed base (1), a rotating motor (604) is mounted on the connecting support column (603), and the output end of the rotating motor (604) is connected and fixed with one end of the central screw rod (602) and drives the central screw rod (602) to make directional circular rotation motion;
and an acoustic wave detection device (7) is arranged inside the lower end face of the arc-shaped support (605), and the acoustic wave detection device (7) is attached to and contacted with the epidermis of the human body through the internal vertical telescopic action of the acoustic wave detection device and performs acoustic wave data imaging.
4. The ultrasonic B detection device for examining bile duct cancer according to claim 3, wherein: the acoustic detection device (7) comprises a hydraulic telescopic cylinder piece (701), a telescopic supporting rod (704), an ultrasonic detector (702) and a connecting ball piece (703), wherein the hydraulic telescopic cylinder piece (701) is vertically arranged in the middle of the lower end face of the arc-shaped support (605), the ultrasonic detector (702) is installed at the output end of the hydraulic telescopic cylinder piece (701), and the ultrasonic detector (702) is used for examining the bile duct of a human body;
a connecting ball piece (703) is fixed on the upper end face of the ultrasonic detector (702), a built-in concave position for installing the connecting ball piece (703) in a limiting way is arranged at a corresponding position on the hydraulic telescopic cylinder piece (701), and the ultrasonic detector (702) can be connected with the hydraulic telescopic cylinder piece (701) in a relatively rotating way through the connecting ball piece (703);
and the outer side of the circumference of the ultrasonic detector (702) is symmetrically hinged with a plurality of telescopic supporting rods (704), and the measuring and transmitting end face of the ultrasonic detector (702) is regulated and controlled by the corresponding telescopic action of each telescopic supporting rod (704).
5. The ultrasonic B detection device for examining bile duct cancer according to claim 4, wherein: the ultrasonic detector (702) is also covered with a telescopic guide sleeve (705), and the cross section of the telescopic guide sleeve (705) is in an inverted triangle stepped structure.
6. The ultrasonic B detection device for examining bile duct cancer according to claim 5, wherein: the ultrasonic detector (702) is also sleeved with a coupling agent smearing piece (8), and the coupling agent smearing piece (8) evenly smears the coupling agent to the cortex of a human body to be inspected;
a liquid storage cylinder (709) is further arranged above the arc-shaped support (605), a couplant is quantitatively stored in the liquid storage cylinder (709), and one end of the liquid storage cylinder (709) is communicated with the couplant smearing piece (8) through a connecting hose;
the lower end face of the arc-shaped support (605) is fixedly provided with a rotary ring piece (706), the rotary ring piece (706) is internally provided with a connecting guide seat (707) in a coaxial mode and can rotate relatively, an internal motor (708) is installed on the arc-shaped support (605), the output end of the internal motor (708) is connected with the connecting guide seat (707) through gear meshing, and when the couplant smearing piece (8) smears the skin of a human body, the connecting guide seat (707) enables the couplant to be smeared and diffused in a ring mode through the rotating effect of the connecting guide seat.
7. The ultrasonic B detection device for examining bile duct cancer according to claim 6, wherein: the couplant smearing piece (8) further comprises a connecting conduit (802), liquid storage branch pipes (801), a flow guide frame piece (803), a plugging shaft body (804) and a flow stopping piece, wherein a plurality of liquid storage branch pipes (801) are vertically arrayed on the outer side of the circumference of the ultrasonic detector (702), the upper ends of the liquid storage branch pipes (801) are communicated through the connecting conduit (802), and the flow guide frame piece (803) is coaxially fixed on the inner portion of the lower end face of each liquid storage branch pipe (801);
the cross section of the flow guide frame piece (803) is of a trapezoidal structure, and the lower end of the liquid storage branch pipe (801) is provided with a cut-off piece;
a blocking shaft body (804) is arranged in the closure member in a relatively rolling manner;
the blocking shaft body (804) is sleeved with a limiting piece, and the limiting piece is connected with the flow guide frame piece (803) through a connecting spring (805).
8. The ultrasonic B detection device for examining bile duct cancer according to claim 7, wherein: an elastic cover (806) is fixedly sleeved outside the cut-off piece, and an arc-shaped flow dispersing layer (807) is arranged inside the elastic cover (806).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110151600.8A CN112971846B (en) | 2021-02-05 | 2021-02-05 | B-ultrasonic detection device for examining bile duct cancer |
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| CN202110151600.8A CN112971846B (en) | 2021-02-05 | 2021-02-05 | B-ultrasonic detection device for examining bile duct cancer |
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| CN112971846B CN112971846B (en) | 2022-03-18 |
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| CN112971846B (en) | 2022-03-18 |
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