CN109953805B - Ultrasonic probe puncture frame - Google Patents
Ultrasonic probe puncture frame Download PDFInfo
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- CN109953805B CN109953805B CN201910276747.2A CN201910276747A CN109953805B CN 109953805 B CN109953805 B CN 109953805B CN 201910276747 A CN201910276747 A CN 201910276747A CN 109953805 B CN109953805 B CN 109953805B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3413—Needle locating or guiding means guided by ultrasound
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Abstract
The invention provides an ultrasonic probe puncture frame, comprising: the probe fixing part comprises a probe clamping sleeve, a cavity is arranged in the probe clamping sleeve, the probe clamping sleeve comprises a first connecting port and a second connecting port, the first connecting port and the second connecting port are arranged in an opposite mode, the head end of an ultrasonic probe is inserted from the first connecting port, a solid couplant pressing piece is connected to the second connecting port through a pressing piece, one end of the solid couplant pressing piece is attached to the head end of the ultrasonic probe, the probe clamping sleeve is close to the second connecting port and is adaptive to the head end of the ultrasonic probe, a plastic sheath is connected to the pressing piece, the probe fixing part and the ultrasonic probe are covered in the probe fixing part and the ultrasonic probe through the plastic sheath, an elastic gasket group is connected to the inner wall of the probe clamping sleeve, and the elastic gasket group is provided with multiple sizes and specifications so as to match the ultrasonic probes of different models; and the puncture needle guide part is detachably connected with the outer side end of the probe clamping sleeve.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an ultrasonic probe puncture frame.
Background
The ultrasonic probe is divided into different types such as a linear array probe, a convex array probe, a phased array probe, an intracavity probe and the like according to the type of the ultrasonic probe, the linear array probe comprises a head end and a handheld end which are integrally arranged, the puncture frame is arranged at the head end of the linear array probe, the puncture needle is ensured to scan a plane and puncture a target along a preset puncture angle and depth, the whole puncture process can be monitored in real time, and the accuracy and reliability of puncture are improved.
At present, in the process of puncture surgery, a couplant needs to be coated on a probe, a plastic adhesive tape is sleeved on the probe, a puncture frame is clamped, the couplant is coated on the outer surface of the plastic adhesive tape, the process is very complicated, the experience is poor, the couplant contacts with a human body detection part to cause poor comfort of a patient, the traditional liquid couplant is used, a large amount of oil and chemical solvents are contained, and the acoustic lens is corroded and broken frequently to cause loss.
Disclosure of Invention
In order to achieve the above object, the present invention discloses an ultrasonic probe puncture frame, comprising:
the probe fixing part comprises a probe clamping sleeve, a cavity is arranged in the probe clamping sleeve, the probe clamping sleeve comprises a first connecting port and a second connecting port, the first connecting port and the second connecting port are arranged in an opposite mode, the head end of an ultrasonic probe is inserted from the first connecting port, a solid couplant pressing piece is connected to the second connecting port through a pressing piece, one end of the solid couplant pressing piece is attached to the head end of the ultrasonic probe, the probe clamping sleeve is close to the second connecting port and is adaptive to the head end of the ultrasonic probe, a plastic sheath is connected to the pressing piece, the probe fixing part and the ultrasonic probe are covered in the probe fixing part and the ultrasonic probe through the plastic sheath, an elastic gasket group is connected to the inner wall of the probe clamping sleeve, and the elastic gasket group is provided with multiple sizes and specifications so as to match the ultrasonic probes of different models;
and the puncture needle guide part is detachably connected to the outer end of the probe clamping sleeve so as to guide puncture of the puncture needle.
Preferably, the solid couplant pressing part comprises a solid coupling part and a plastic part, the plastic part is arranged at the middle section of the solid coupling part, the edge end of the plastic part is arranged to protrude out of the outer side end of the solid coupling part, the solid coupling part is close to the head end of the ultrasonic probe and is inserted into the probe sleeve through a second connector, the plastic part is arranged on the probe card sleeve close to the second connecting port end, the pressing piece is connected with the plastic part, the pressing piece is in a sheet shape, the pressing piece is attached to the end, far away from the probe clamping sleeve, of the plastic part, the center end of the pressing piece is provided with a third connector, the end of the solid coupling part far away from the ultrasonic probe penetrates into the third connecting port, the sealing end of the plastic sheath is provided with a window, the size of the cross section of the window is equal to that of the cross section of the third connector, and the plastic sheath and the pressing piece are welded into a whole through ultrasonic waves.
Preferably, the probe card sleeve is provided with a clamping groove near the second connector end, the clamping groove surrounds the second connector outer edge end and is distributed, the pressing piece is provided with a buckling position which is matched with the clamping groove and used near the plastic end, the buckling position surrounds the third connector outer edge end and is distributed, and the plastic end edge end is provided with a notch which is convenient for inserting the buckling position.
Preferably, the end of the pressing part close to the plastic is provided with a limiting column, the plastic part is provided with a through hole for inserting the limiting column, and the probe clamping sleeve is provided with a jack for matching with the limiting column and close to the second connecting port.
Preferably, when the ultrasonic probe is a convex array probe, the probe card sleeve is arranged close to the second connecting port and is designed into an arc surface shape to be matched with the head end of the convex array probe, the edge end of the periphery of the plastic part is provided with a gap matched with the buckling position to be inserted, the through hole is formed in the long edge end of the plastic part, the inner wall end of the probe card sleeve is provided with a slot, an elastic gasket group is detachably connected into the slot, the elastic gasket group is composed of 4 elastic gaskets, one end surface of each elastic gasket is connected with the outer surface of the convex array probe, 4 elastic gaskets are far away from the convex array probe end and are inserted into the slot, 4 elastic gaskets are far away from the convex array probe end and are provided with limiting latch teeth, and the inner wall end of the probe card sleeve is provided with a bayonet matched with the limiting latch teeth to use.
Preferably, when the ultrasonic probe is a linear array or a phased array ultrasonic probe, the probe card sleeve is arranged close to the second connecting port and is arranged in a plane shape to be matched with the head ends of the linear array or the phased array ultrasonic probe, the gap is arranged at the long edge end of the plastic part, the through hole is arranged at the long edge end of the plastic part, the probe card sleeve is arranged close to the first connecting port and is provided with a transverse groove, the elastic gasket group is connected in the transverse groove, the section of the elastic gasket group is arranged in a U-shaped structure, the inner wall of the elastic gasket group is connected with a limiting clamping strip, the thickness of the limiting clamping strip is equal to the width of the transverse groove, the middle section of the limiting clamping strip is provided with a bulge, the thickness of the middle section of the limiting clamping strip is larger than the thickness of the two side sections of the limiting clamping strip, a limiting port matched with the bulge is arranged in the transverse groove, and the limiting clamping strip is inserted in the transverse groove from the opening end of the elastic gasket group, the bulges are clamped in the limiting ports, so that the elastic gasket group is limited and fixed.
Preferably, the puncture needle guiding part comprises a first needle seat and a first T-shaped base, the first T-shaped base is connected to the outer side end of the probe clamping sleeve, a T-shaped groove is formed in one end of the first needle seat and detachably connected with the first T-shaped base through the T-shaped groove, a first guide plate is arranged at the end, far away from the T-shaped groove, of the first needle seat, the first guide plate is fan-shaped, scale holes are formed in the first guide plate and are close to the arc edge of the first guide plate, a plurality of scale holes are formed in the scale holes, a transition sliding groove is connected between every two adjacent scale holes, the paths where the scale holes and the transition sliding grooves are located and the arc edge of the first guide plate are concentrically arranged, two first guide plates are arranged and are respectively close to the two edge ends of the first needle seat, and a fixed needle groove part is arranged between the two first guide plates, the fixed needle groove piece comprises a rotating plate, one end of the rotating plate is connected to the circle center end of the first guide plate through a rotating shaft, a connecting lug is arranged at the end, close to the first needle holder, of the rotating plate, a shifting rod is inserted into the connecting lug from the scale hole and is connected into the connecting lug, the shifting rod comprises a first round shaft and a second round shaft, the diameter of the first round shaft is equal to that of the scale hole, the diameter of the second round shaft is equal to that of the transition chute, the diameter of the first round shaft is larger than that of the second round shaft, one end of the first round shaft is connected with one end of the second round shaft, a button is arranged at the end, far away from the second round shaft, of the first round shaft, a nut is connected to the end, far away from the first round shaft through threads, a spring is sleeved on the outer surface of the second round shaft, one end of the spring abuts against the first round shaft and abuts against the end of the second round shaft, and the other end of the spring is close to the inner side of the connecting lug of the nut, the diameter of the spring is larger than that of the second circular shaft and smaller than that of the first circular shaft, the rotating plate is far away from the first needle seat end and is provided with an end plate, the cross section of the end plate is designed to be an L-shaped structure, the end plate is provided with two end plates, the vertical ends of the two end plates are respectively connected with the two edge ends of the rotating plate, the horizontal ends of the two end plates are oppositely arranged, a preset distance is reserved between the horizontal ends of the two end plates, the preset distance is larger than the diameter of a puncture needle, the first needle groove piece is inserted between the two end plates and comprises a base part, the base part is designed to be of a half tube type, the end of the base part where the central shaft is located is close to the first needle seat, one end of the base part is connected with an insertion part, the other end of the base part is connected with a supporting part, the supporting part is matched and connected with the horizontal ends of the end plates, and the inner cavity of the base part is self-formed with an insertion channel, one end of the penetrating channel penetrates and extends into the supporting part, and the other end of the penetrating channel penetrates and extends into the inserting part.
Preferably, the puncture needle guiding part comprises a second needle seat and a second T-shaped base, the second T-shaped base is connected to the outer side end of the probe card sleeve, one end of the second needle seat is provided with a T-shaped groove and detachably connected with the second T-shaped base through the T-shaped groove, the end of the second needle seat far away from the T-shaped groove is provided with a second guide plate, the second guide plate is fan-shaped, the number of the second guide plate is two, the two second guide plates are respectively close to the two edge ends of the second needle seat, a second needle groove part is inserted between the two second guide plates, the second needle groove part is quarter-circle-shaped, the second needle groove part is provided with a plurality of needle grooves, one ends of the plurality of needle grooves are connected with the arc edge of the second needle groove part, and the other ends of the plurality of the needle grooves all point to the circle center position of the second needle groove part, the needle grooves are arranged on the second needle groove piece in an equal angle mode by taking the circle center of the second needle groove piece as a reference, the edge end of the radius of the second needle groove piece is connected with a connecting plate, the connecting plate is perpendicular to the second needle groove piece, the plane of the upper end of the connecting plate and the arc edge of the second needle groove piece are arranged in a tangential mode, mounting holes penetrate through the connecting plate, and mounting columns matched and connected with the mounting holes are arranged on the second needle base.
Preferably, a cavity is arranged in the second needle seat, the mounting column is arranged in the cavity, the head of the mounting column penetrates out of the upper end of the second needle seat, the tail part of the mounting column is connected in the cavity through a return spring, the outer end of the mounting column is connected with the inner wall of the cavity in a sliding way at the position close to the tail end, the side end of the mounting column is vertically connected with a pressing piece, the side end of the second needle base is provided with a sliding transverse groove, the pressing piece is connected in the sliding transverse groove in a sliding manner, one end of the pressing piece is connected with the side end of the mounting column, the other end of the pressing piece protrudes out of the side end of the second needle seat from the sliding transverse groove, the head of the mounting column is provided with a contact part, the contact part is of a hemispherical structure, the diameter of the contact part is slightly larger than that of the mounting column, and the head of the mounting column is connected to the center of the plane end of the contact part.
As preferred, be equipped with the guide needle spare in the first slot spare, the guide needle spare is advanced the syringe needle including plastic support, metal stand pipe and metal and is constituteed, plastic support connect in the insertion portion, the metal stand pipe connect in the base portion intracavity, the metal advance the syringe needle connect in the supporting part, the metal stand pipe is established to the pipe, be equipped with into the needle passageway in the metal stand pipe, the metal advance the syringe needle provide with advance the needle guiding groove of needle passageway butt joint, advance the needle guiding groove extend to in the plastic support, and then form the advance needle guiding passage of full metal, be equipped with in the plastic support and correspond the play needle mouth that advances the needle guiding groove and set up.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a first exploded view of the overall structure of the present invention;
FIG. 2 is a second exploded view of the overall structure of the present invention;
FIG. 3 is a first drawing showing the needle guide of the present invention in an exploded view;
FIG. 4 is a third exploded view of the overall structure of the present invention;
FIG. 5 is a schematic view of the introducer of the needle of the present invention;
FIG. 6 is a first view illustrating a structure of a resilient gasket assembly and a probe card sleeve according to the present invention;
FIG. 7 is a fourth exploded view of the overall structure of the present invention;
FIG. 8 is an exploded view of the overall structure of the present invention;
FIG. 9 is a second drawing showing the detachment of the guide portion of the puncture needle according to the present invention;
FIG. 10 is a schematic view of a second structure of the resilient gasket assembly and probe card sleeve of the present invention;
FIG. 11 is a schematic view of the structure of the elastic pad of the present invention;
fig. 12 is a cross-sectional view of a second hub of the present invention;
FIG. 13 is a first schematic view of the introducer of the needle of the present invention;
FIG. 14 is a second drawing showing the structure of the leading portion of the puncture needle according to the present invention;
FIG. 15 is a schematic view of a second needle slot of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 8, the present embodiment provides an ultrasound probe puncture rack, including:
the probe fixing part 1 comprises a probe clamping sleeve 1-1, a cavity is arranged in the probe clamping sleeve 1-1, the probe clamping sleeve 1-1 comprises a first connecting port 1-11 and a second connecting port 1-12, the first connecting port 1-11 and the second connecting port 1-12 are arranged in an opposite mode, the head end of an ultrasonic probe 3 is inserted from the first connecting port 1-11, a solid couplant pressing piece 1-2 is connected to the second connecting port 1-12 through a pressing piece 1-3, one end of the solid couplant pressing piece 1-2 is attached to the head end of the ultrasonic probe 3, the probe clamping sleeve 1-1 is close to the second connecting port 1-12 and is self-adaptive to the head end of the ultrasonic probe 3, and a plastic sheath 1-4 is connected to the pressing piece 1-3, the probe fixing part 1 and the ultrasonic probe 3 are covered in the plastic sheath 1-4, the inner wall of the probe clamping sleeve 1-1 is connected with an elastic gasket group 1-5, and the elastic gasket group 1-5 is provided with various sizes and specifications so as to match the ultrasonic probes 3 with different models;
and the puncture needle guide part 2 is detachably connected to the outer side end of the probe ferrule 1-1 so as to guide puncture of the puncture needle.
The working principle and the beneficial effects of the technical scheme are as follows:
an ultrasonic probe 3 is inserted into a cavity of a probe card sleeve 1-1 from a first connecting port 1-11, elastic gasket sets 1-5 with various dimensions and specifications are connected on the inner wall of the probe card sleeve 1-1 to match the ultrasonic probes 3 with different models, the head end of the ultrasonic probe 2 is contacted with a solid couplant pressing piece 1-2 connected to a second connecting port 1-12 through a pressing piece 1-3, the solid couplant pressing piece 1-2 is detachably connected to the second connecting port 1-12 through the pressing piece 1-3 to replace a liquid couplant, the opening end of a plastic sheath 1-4 is pulled open, the probe fixing part 1 and the ultrasonic probe 3 are covered in the plastic sheath, and during puncture operation, an operator holds the ultrasonic probe to scan at a part of a patient needing puncture, after the puncture angle and the puncture depth are determined, a puncture needle is manually punctured into a focus part through a puncture needle guide part 2, the ultrasonic probe puncture rack does not need to be coated with a traditional liquid couplant after a solid couplant pressing part 1-2 is used, the experience of a user is improved, the open end of a plastic sheath 1-4 is pulled open to cover the head end, the handheld end and the rear end probe line of the ultrasonic probe 3, so that the isolation of the ultrasonic probe 3 from external bacteria is ensured, and the problem that in the traditional puncture operation process, the process that the couplant is coated on the head end of the ultrasonic probe 3 firstly, a plastic rubber bag is sleeved on the ultrasonic probe 3, the puncture rack is clamped on the ultrasonic probe, and the couplant is coated on the outer surface of the plastic rubber bag is complex is solved.
In one embodiment, the solid-state couplant pressing part 1-2 comprises a solid-state coupling part 1-21 and a plastic part 1-22, the plastic part 1-22 is arranged at the middle position of the solid-state coupling part 1-21, the edge end of the plastic part 1-22 protrudes out of the outer end of the solid-state coupling part 1-21, the solid-state coupling part 1-21 is inserted into the probe card sleeve 1-1 through a second connector 1-12 near the head end of the ultrasonic probe 3, the plastic part 1-22 is arranged on the probe card sleeve 1-1 near the second connector 1-12, the pressing part 1-3 is connected with the plastic part 1-22, the pressing part 1-3 is in a sheet shape, and the pressing part 1-3 is attached to the plastic part 1-22 far from the probe card sleeve 1-1 end, the central end of the pressing piece 1-3 is provided with a third connector 1-31, the end of the solid coupling part 1-21, which is far away from the ultrasonic probe 3, is arranged in the third connector 1-31 in a penetrating way, the sealing end of the plastic sheath 1-4 is provided with a window 1-41, the size of the section of the window 1-41 is equal to that of the section of the third connector 1-31, and the plastic sheath 1-4 and the pressing piece 1-3 are welded into a whole through ultrasonic waves.
The working principle and the beneficial effects of the technical scheme are as follows: the plastic parts 1-22 are arranged in the solid coupling parts 1-21, and the pressing piece 1-3 connects the solid couplant pressing piece 1-2 to the second connecting port 1-12 through the plastic parts 1-22, so that the connection among the solid couplant pressing piece 1-2, the pressing piece 1-3 and the second connecting port 1-12 is facilitated.
In one embodiment, the probe card sleeve 1-1 is provided with a plurality of clamping grooves at the end close to the second connecting port 1-12, the plurality of clamping grooves are distributed around the outer edge end of the second connecting port 1-12, the pressing piece 1-3 is provided with a plurality of buckling positions 1-32 matched with the clamping grooves at the end close to the plastic part 1-22, the plurality of buckling positions 1-32 are distributed around the outer edge end of the third connecting port 1-31, and the edge end of the plastic part 1-22 is provided with a notch for facilitating the insertion of the buckling positions 1-32.
The beneficial effects of the above technical scheme are: the pressing piece 1-3 is provided with a third connector 1-31, the end of the solid coupling part 1-21 far away from the ultrasonic probe 3 protrudes from the third connector 1-31, and the pressing piece 1-3 is detachably connected to the second connector 1-12 through a fastening position 1-32.
In one embodiment, the end, close to the plastic part 1-22, of the pressing part 1-3 is provided with a limiting column 1-33, the plastic part 1-22 is provided with a through hole for facilitating the insertion of the limiting column 1-33, and the end, close to the second connector 1-12, of the probe card sleeve 1-1 is provided with a jack matched with the limiting column 1-33.
The beneficial effects of the above technical scheme are: the pressing pieces 1-3, the solid couplant pressing pieces 1-2 and the second connectors 1-12 are connected conveniently by arranging the limiting columns 1-33.
As shown in fig. 1, 2 and 6, in an embodiment, when the ultrasonic probe 3 is a convex array probe, an end of the probe card sleeve 1-1 close to the second connection port 1-12 is arc-shaped to fit with a head end of the convex array probe, a gap into which the buckle 1-32 is inserted is disposed at an edge end of the periphery of the plastic part 1-22, a through hole is disposed at a long edge end of the plastic part 1-22, an insertion slot is disposed at an inner wall end of the probe card sleeve 1-1, an elastic gasket group 1-5 is detachably connected to the insertion slot, the elastic gasket group 1-5 is composed of 4 elastic gaskets 1-51, one end surface of each of the 4 elastic gaskets 1-51 is connected to an outer surface of the convex array probe, the 4 elastic gaskets 1-51 far from the convex array probe are inserted into the insertion slot, and the 4 elastic gaskets 1-51 far from the convex array probe are provided with limit teeth 1-52, the inner wall end of the probe card sleeve 1-1 is provided with a bayonet 1-53 matched with the limiting card teeth 1-52 for use.
The beneficial effects of the above technical scheme are: when the ultrasonic probe 2 is a convex array probe, the end of the probe card sleeve 1-1 close to the second connecting port 1-12 is designed to be arc surface, so that the probe card sleeve 1-1 is convenient to be attached to the head end of the convex array probe near the end of the second connector 1-12, convex array probes of different types are connected with the inner wall of the probe card sleeve 1-1 through elastic gasket groups 1-5 of different sizes and specifications, the elastic gasket group 1-5 comprises 4 elastic gaskets 1-51, the elastic gaskets 1-51 are detachably connected in a slot arranged at the inner wall end of the probe card sleeve 1-1, and the limiting latch teeth 1-52 arranged on the elastic gaskets 1-51 are connected with the bayonets 1-53 arranged at the inner wall end of the probe card sleeve 1-1, to reinforce the connection between the resilient pads 1-51 and the inner wall end of the probe card sleeve 1-1.
As shown in fig. 7, 8, 10, and 11, in an embodiment, when the ultrasonic probe 3 is a linear array or a phased array ultrasonic probe, the end of the probe ferrule 1-1 near the second connector 1-12 is configured to be planar to fit the head ends of the linear array or the phased array ultrasonic probe, a notch is provided at the long edge end of the plastic part 1-22, a through hole is provided at the long edge end of the plastic part 1-22, a transverse groove 1-54 is provided at the end of the probe ferrule 1-1 near the first connector 1-11, a resilient gasket group 1-5 is connected in the transverse groove 1-54, the section of the resilient gasket group 1-5 is configured to be U-shaped, a limiting clamping strip 1-57 is connected to the inner wall of the resilient gasket group 1-5, the thickness of the limiting clamping strip 1-57 is equal to the width of the transverse groove 1-54, the middle section of the limiting clamping strip 1-57 is provided with a bulge 1-55, so that the thickness of the middle section of the limiting clamping strip 1-57 is larger than the thickness of the two side sections of the limiting clamping strip, a limiting opening 1-56 matched with the bulge 1-55 for use is arranged in the transverse groove 1-54, the limiting clamping strip 1-57 is inserted into the transverse groove 1-54 from the opening end of the elastic gasket group 1-5, and the bulge 1-55 is clamped in the limiting opening 1-56, so that the elastic gasket group 1-5 is limited and fixed.
The beneficial effects of the above technical scheme are: when the ultrasonic probe 3 is a linear array or a phased array ultrasonic probe, the end of the probe card sleeve 1-1 close to the second connector 1-12 is set to be planar, the probe card sleeve 1-1 is convenient to be attached to the head end of the convex array probe near the end of the second connector 1-12, the section of the elastic gasket is designed into a U-shaped structure, the limiting card strips 1-57 are inserted into the transverse grooves 1-54 from the opening ends of the elastic gasket groups 1-5, the bulges 1-55 are clamped in the limiting ports 1-56, and further, the elastic gasket group 1-5 is limited and fixed, and the deformation quantity of the inner wall end of the probe card sleeve 1-1 close to the first connector 1-11 can be increased by arranging the transverse grooves 1-54.
As shown in fig. 3 and 4, in one embodiment, the puncture needle guiding portion 2 includes a first needle seat 2-1 and a first T-shaped base 1-6, the first T-shaped base 1-6 is connected to an outer side end of the probe card sleeve 1-1, a T-shaped groove is formed at one end of the first needle seat 2-1 and detachably connected to the first T-shaped base 1-6 through the T-shaped groove, a first guide plate 2-2 is arranged at an end of the first needle seat 2-1 away from the T-shaped groove, the first guide plate 2-2 is fan-shaped, a scale hole 2-3 is formed in the first guide plate 2-2, the scale hole 2-3 is arranged near an arc edge of the first guide plate 2-2, a plurality of scale holes 2-3 are arranged, and a transition chute 2-4 is connected between adjacent scale holes 2-3, the path where the scale holes 2-3 and the transition sliding grooves 2-4 are located is concentrically arranged with the arc edge of the first guide plate 2-2, two first guide plates 2-2 are arranged, the two first guide plates 2-2 are respectively arranged near the two edge ends of the first needle base 2-1, the fixed needle slot part 2-5 is arranged between the two first guide plates 2-2, the fixed needle slot part 2-5 comprises a rotating plate 2-6, one end of the rotating plate 2-6 is connected with the circle center end of the first guide plate 2-2 through a rotating shaft 2-7, the rotating plate 2-6 is provided with a connecting lug 2-71 near the end of the first needle base 2-1, and a driving lever 2-8 is inserted from the scale holes 2-3 and connected into the connecting lug 2-71, the driving lever 2-8 comprises a first circular shaft 2-81 and a second circular shaft 2-82, the diameter of the first circular shaft 2-81 is equal to that of the scale hole 2-3, the diameter of the second circular shaft 2-82 is equal to that of the transition chute 2-4, the diameter of the first circular shaft 2-81 is larger than that of the second circular shaft 2-82, one end of the first circular shaft 2-81 is connected with one end of the second circular shaft 2-82, a button 2-83 is arranged at the end, far away from the second circular shaft 2-82, of the first circular shaft 2-81, a nut 2-84 is connected to the end, far away from the first circular shaft 2-81, of the second circular shaft 2-82 through threads, a spring 2-85 is sleeved on the outer surface of the second circular shaft 2-82, one end of the spring 2-85 abuts against the end, close to the second circular shaft 2-82, of the first circular shaft 2-81, the other end of the spring 2-85 props against the inner side end of a connecting lug 2-71 close to the nut 2-84, the diameter of the spring 2-85 is larger than that of the second round shaft 2-82 and smaller than that of the first round shaft 2-81, the end, far away from the first needle base 2-1, of the rotating plate 2-6 is provided with an end plate 2-9, the section of the end plate 2-9 is of an L-shaped structure, the number of the end plates 2-9 is two, the vertical ends of the two end plates 2-9 are respectively connected with the two edge ends of the rotating plate 2-6, the horizontal ends of the two end plates 2-9 are oppositely arranged, the horizontal ends of the two end plates 2-9 are provided with a preset distance, the preset distance is larger than the diameter of a puncture needle, and the first needle groove part 2-0 is inserted between the two end plates 2-9, first slot part 2-0 includes basal portion 2-01, basal portion 2-01 is established to half cast, basal portion 2-01 central axis place end is close to first needle file 2-1 sets up, basal portion 2-01 one end is connected with insertion portion 2-02, the basal portion 2-01 other end is connected with supporting part 2-03, supporting part 2-03 with its horizontal end cooperation of end plate 2-9 is connected, the 2-01 inner chamber of basal portion alternates the passageway from forming, it runs through to extend to alternate passageway one end in the supporting part 2-03, it runs through to extend to alternate the passageway other end insert in the portion 2-02.
The working principle and the beneficial effects of the technical scheme are as follows: one end of the fixed needle groove part 2-5 is connected to the circle center end of the first guide plate 2-2 through a rotating shaft 2-7, four scale holes 2-3 are arranged and respectively are an A scale hole, a B scale hole, a C scale hole and a D scale hole, the A scale hole, the B scale hole and the C scale hole are connected end to end, the D scale hole is far away from the C scale hole, the C scale hole and the D scale hole are connected through a transition sliding groove 2-4, when the angle of the fixed needle groove part 2-5 needs to be adjusted, after a nut 2-84 is manually rotated, under the action of a spring 2-85, the spring 2-85 is close to the end of the first circular shaft 2-81 to eject the first circular shaft 2-81 out of the scale hole 2-3 and slide the deflector rod 2-8, the second circular shaft 2-82 slides in the scale hole 2-3 and the transition chute 2-4, after sliding to a preset position, the nut 2-84 is screwed, so that the first circular shaft 2-81 returns to the scale hole 2-3, the angle adjustment and the positioning of the fixed chute part 2-5 are completed, when the puncture needle needs to be separated from the puncture needle guide part 2, the first chute part 2-0 is taken out along the puncture needle direction, and the puncture needle is moved out from between the horizontal ends of the two end plates 2-9.
As shown in fig. 9, 14 and 15, in one embodiment, the puncture needle guiding portion 2 includes a second needle holder 2-10 and a second T-shaped base 1-60, the second T-shaped base 1-60 is connected to an outer side end of the probe card sleeve 1-1, a T-shaped groove is formed at one end of the second needle holder 2-10 and detachably connected to the second T-shaped base 1-60 through the T-shaped groove, a second guide plate 2-21 is arranged at an end of the second needle holder 2-10 away from the T-shaped groove, the second guide plate 2-21 is fan-shaped, two second guide plates 2-21 are arranged, two second guide plates 2-21 are respectively arranged near two edge ends of the second needle holder 2-10, a second needle groove member 2-22 is inserted between the two second guide plates 2-21, the second needle groove parts 2-22 are in a quarter circle shape, needle grooves 2-23 are formed in the second needle groove parts 2-22, a plurality of needle grooves 2-23 are formed in the needle grooves 2-23, one ends of the needle grooves 2-23 are connected with the arc edges of the second needle groove parts 2-22, the other ends of the needle grooves 2-23 all point to the circle center of the second needle groove parts 2-22, the needle grooves 2-23 are arranged on the second needle groove parts 2-22 in an equal angle mode by taking the circle centers as the reference, the edge ends of the radiuses of the second needle groove parts 2-22 are connected with connecting plates 2-24, the connecting plates 2-24 are perpendicular to the second needle groove parts 2-22, the plane where the upper ends of the connecting plates 2-24 are located and the arc edges of the second needle groove parts 2-22 are tangentially arranged, the connecting plate 2-24 is provided with a mounting hole 2-25 in a penetrating way, and the second needle base 2-10 is provided with a mounting column 2-26 which is matched and connected with the mounting hole 2-25.
The working principle and the beneficial effects of the technical scheme are as follows: the second needle groove piece 2-22 is provided with a plurality of needle grooves 2-23 which are distributed at equal angles, a puncture needle can be inserted into the needle grooves 2-23 which are arranged at different angles, the number of the needle grooves 2-23 is 4, namely 1/6, 2/6, 3/6 and 4/6 which are 90 degrees respectively, the radius end of the second needle groove piece 2-22 provided with the connecting plate 2-24 is taken as a reference line, 1/6 corresponds to an included angle of 15 degrees, 2/6 corresponds to an included angle of 30 degrees, 3/6 corresponds to an included angle of 45 degrees, and 4/6 corresponds to an included angle of 60 degrees, so that a user can conveniently insert the puncture needle according to a set angle, and the second needle groove piece 2-22 can be provided with a plurality of different specifications according to the aperture of the needle grooves 2-23 so as to be suitable for puncture needles with different apertures. As shown in fig. 14, the second needle groove members 2-22 are inserted between the two second guide plates 2-21 and are connected with the mounting posts 2-26 arranged on the second needle bases 2-10 by the mounting holes 2-25 arranged on the connecting plates 2-24, wherein the thickness a of the second needle groove members 2-22 is variable, and the size of the seam B between the end of the second needle groove members 2-22 far from the needle grooves 2-23 and the inner end of the second guide plate 2-21 is adjustable by thickening or thinning the thickness of the second needle groove members 2-22 far from the needle grooves 2-23, so that the second needle groove members 2-22 with different specifications can be adapted according to puncture needles with different bore diameters, and the user can freely select the needle inserting angle between 0 and 90 degrees according to his own preference through the seam B, namely, while the needle can be inserted at a fixed angle in the needle grooves 2-23, the needle can be inserted at a free angle in the crack B by taking the circle center end of the second needle groove parts 2-22 as the insertion end, the edge ends of the second needle groove parts 2-22 close to the connecting plates 2-24 are provided with inserting plates, and the second needle seats 2-10 are provided with T-shaped grooves which are convenient for the inserting plates to insert.
As shown in fig. 12, in one embodiment, a cavity 2-261 is formed in the second needle holder 2-10, the mounting post 2-26 is disposed in the cavity 2-261, a head of the mounting post 2-26 is extended from an upper end of the second needle holder 2-10, a tail of the mounting post 2-26 is connected to the cavity 2-261 through a return spring 2-262, an outer end of the mounting post 2-26 is slidably connected to an inner wall of the cavity 2-261 at a position close to the tail end, a pressing member 2-263 is vertically connected to a side end of the mounting post 2-26, a sliding transverse groove 2-264 is formed at a side end of the second needle holder 2-10, the pressing member 2-263 is slidably connected to the sliding transverse groove 2-264, and one end of the pressing member 2-263 is connected to a side end of the mounting post 2-26, the other end of the pressing piece 2-263 protrudes out of the side end of the second needle seat 2-10 from the sliding transverse groove 2-264, the head of the mounting column 2-26 is provided with a contact part 2-265, the contact part 2-265 is of a hemispherical structure, the diameter of the contact part 2-265 is slightly larger than that of the mounting column 2-26, and the head of the mounting column 2-26 is connected to the central position of the plane end of the contact part 2-265.
The working principle and the beneficial effects of the technical scheme are as follows: in an initial state, under the action of a return spring 2-262, the head of the mounting column 2-26 and the contact part 2-265 are exposed out of the second needle seat 2-10, when the puncture needle needs to be separated from the puncture needle guide part 2, the pressing part 2-263 drives the mounting part 2-26 to retract into the cavity 2-261, the mounting hole 2-25 is erected on the contact part 2-265, so that the connecting plate 2-24 is conveniently separated from the contact part 2-265, and the second needle seat 2-10 is conveniently moved out along the puncture needle direction.
As shown in fig. 13, in one embodiment, a needle guiding member 2-04 is provided in the first needle groove member 2-0, the needle guiding member 2-04 comprises a plastic holder 2-041, a metal guiding tube 2-042 and a metal needle feeding head 2-043, the plastic holder 2-041 is connected in the insertion portion 2-02, the metal guiding tube 2-042 is connected in the cavity of the base portion 2-01, the metal needle feeding head 2-043 is connected in the supporting portion 2-03, the metal guiding tube 2-042 is a circular tube, a needle feeding channel 2-044 is provided in the metal guiding tube 2-042, the metal needle feeding head 2-043 provides a needle feeding guiding groove 2-045 butted with the needle feeding channel 2-044, the needle feeding guiding groove 2-045 extends into the plastic holder 2-041, and an all-metal needle inserting guide channel is formed, and a needle outlet 2-046 corresponding to the needle inserting guide groove 2-045 is arranged in the plastic bracket 2-041.
The beneficial effects of the above technical scheme are: the puncture needle is inserted into the needle inlet channel 2-044 from the needle inlet guide groove 2-045 and extends out from the needle outlet 2-046, and the needle guide piece 2-04 is arranged to facilitate the positioning of the puncture needle and reduce the possibility of shaking in the first needle groove piece 2-0.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. An ultrasonic probe puncture carriage, comprising:
the probe fixing part (1) comprises a probe clamping sleeve (1-1), a cavity is arranged in the probe clamping sleeve (1-1), the probe clamping sleeve (1-1) comprises a first connecting port (1-11) and a second connecting port (1-12), the first connecting port (1-11) and the second connecting port (1-12) are arranged in an opposite mode, the head end of an ultrasonic probe (3) is inserted from the first connecting port (1-11), a solid couplant pressing piece (1-2) is connected onto the second connecting port (1-12) through a pressing piece (1-3), one end of the solid couplant pressing piece (1-2) is attached to the head end of the ultrasonic probe (3), the end, close to the second connecting port (1-12), of the probe clamping sleeve (1-1) is self-adaptive to the head end of the ultrasonic probe (3), the probe clamping sleeve is characterized in that the pressing piece (1-3) is connected with a plastic sheath (1-4), the probe fixing part (1) and the ultrasonic probe (3) are covered in the plastic sheath (1-4), the inner wall of the probe clamping sleeve (1-1) is connected with an elastic gasket set (1-5), and the elastic gasket set (1-5) is provided with various sizes and specifications so as to match the ultrasonic probes (3) of different models;
the puncture needle guide part (2) is detachably connected to the outer side end of the probe clamping sleeve (1-1) to guide puncture of the puncture needle;
the puncture needle guiding part (2) comprises a first needle seat (2-1) and a first T-shaped base (1-6), the first T-shaped base (1-6) is connected to the outer side end of the probe clamping sleeve (1-1), one end of the first needle seat (2-1) is provided with a T-shaped groove and detachably connected with the first T-shaped base (1-6) through the T-shaped groove, the end, far away from the T-shaped groove, of the first needle seat (2-1) is provided with a first guide plate (2-2), the first guide plate (2-2) is fan-shaped, a scale hole (2-3) is formed in the first guide plate (2-2), the scale hole (2-3) is arranged close to the arc edge of the first guide plate (2-2), and a plurality of scale holes (2-3) are formed, a transition sliding groove (2-4) is connected between the adjacent scale holes (2-3), the path where the scale holes (2-3) and the transition sliding groove (2-4) are located and the arc edge of the first guide plate (2-2) are concentrically arranged, two first guide plates (2-2) are arranged, the two first guide plates (2-2) are respectively close to the two edges of the first needle base (2-1), a fixed needle groove piece (2-5) is arranged between the two first guide plates (2-2), the fixed needle groove piece (2-5) comprises a rotating plate (2-6), one end of the rotating plate (2-6) is connected to the circle center end of the first guide plate (2-2) through a rotating shaft (2-7), and a connecting lug (2-71) is arranged at the end of the rotating plate (2-6) close to the first needle base (2-1), the shifting rod (2-8) is inserted into the connecting lug (2-71) from the scale hole (2-3) and connected into the connecting lug (2-71), the shifting rod (2-8) comprises a first circular shaft (2-81) and a second circular shaft (2-82), the diameter of the first circular shaft (2-81) is equal to that of the scale hole (2-3), the diameter of the second circular shaft (2-82) is equal to that of the transition chute (2-4), the diameter of the first circular shaft (2-81) is larger than that of the second circular shaft (2-82), one end of the first circular shaft (2-81) is connected with one end of the second circular shaft (2-82), a button (2-83) is arranged at the end of the first circular shaft (2-81) far away from the second circular shaft (2-82), and a nut (2-81) is connected to the end of the second circular shaft (2-82) far away from the first circular shaft (2-81) through threads -84), the outer surface of the second circular shaft (2-82) is sleeved with a spring (2-85), one end of the spring (2-85) abuts against the end, close to the second circular shaft (2-82), of the first circular shaft (2-81), the other end of the spring (2-85) abuts against the inner side end, close to the connecting lug (2-71) of the nut (2-84), the diameter of the spring (2-85) is larger than that of the second circular shaft (2-82) and smaller than that of the first circular shaft (2-81), the end, far away from the first needle seat (2-1), of the rotating plate (2-6) is provided with an end plate (2-9), the section of the end plate (2-9) is of an L-shaped structure, the end plate (2-9) is provided with two, and the vertical ends of the two end plates (2-9) are respectively connected to the two edge ends of the two sides of the rotating plate (2-6), the horizontal ends of the two end plates (2-9) are oppositely arranged, the horizontal ends of the two end plates (2-9) are reserved with a preset distance, the preset distance is larger than the diameter of a puncture needle, a first needle groove piece (2-0) is inserted between the two end plates (2-9), the first needle groove piece (2-0) comprises a base part (2-01), the base part (2-01) is of a semi-tube type, the end of the base part (2-01) where a central shaft is located is close to the first needle seat (2-1) and is arranged, one end of the base part (2-01) is connected with an insertion part (2-02), the other end of the base part (2-01) is connected with a supporting part (2-03), and the supporting part (2-03) is matched and connected with the horizontal ends of the end plates (2-9), the inner cavity of the base part (2-01) forms a penetration channel, one end of the penetration channel penetrates and extends into the supporting part (2-03), and the other end of the penetration channel penetrates and extends into the inserting part (2-02).
2. The ultrasonic probe puncture rack according to claim 1, wherein the solid couplant pressing part (1-2) comprises a solid coupling part (1-21) and a plastic part (1-22), the plastic part (1-22) is arranged at the middle position of the solid coupling part (1-21), the edge end of the plastic part (1-22) protrudes out of the outer end of the solid coupling part (1-21), the solid coupling part (1-21) is close to the head end of the ultrasonic probe (3) and is inserted into the probe card sleeve (1-1) through a second connecting port (1-12), the plastic part (1-22) is overlapped at the end of the probe card sleeve (1-1) close to the second connecting port (1-12), and the pressing part (1-3) is connected with the plastic part (1-22), the ultrasonic probe clamping sleeve is characterized in that the pressing piece (1-3) is made into a sheet shape, the pressing piece (1-3) is attached to the end, far away from the probe clamping sleeve (1-1), of the plastic part (1-22), a third connecting port (1-31) is formed in the center end of the pressing piece (1-3), the end, far away from the ultrasonic probe (3), of the solid coupling part (1-21) penetrates through the third connecting port (1-31), a window (1-41) is formed in the sealing end of the plastic sheath (1-4), the size of the cross section of the window (1-41) is equal to that of the cross section of the third connecting port (1-31), and the plastic sheath (1-4) and the pressing piece (1-3) are welded into a whole through ultrasonic waves.
3. The ultrasonic probe puncture rack according to claim 2, wherein a clamping groove is formed in the end, close to the second connector (1-12), of the probe clamping sleeve (1-1), a plurality of clamping grooves are distributed around the outer edge end of the second connector (1-12), buckling positions (1-32) matched with the clamping groove are formed in the end, close to the plastic part (1-22), of the pressing part (1-3), the buckling positions (1-32) are distributed around the outer edge end of the third connector (1-31), and a notch facilitating insertion of the buckling positions (1-32) is formed in the edge end of the plastic part (1-22).
4. The ultrasonic probe puncture rack according to claim 2, wherein the compression piece (1-3) is provided with a limiting column (1-33) near the end of the plastic part (1-22), the plastic part (1-22) is provided with a through hole for the limiting column (1-33) to be inserted into, and the probe card sleeve (1-1) is provided with a jack used with the limiting column (1-33) near the end of the second connector (1-12).
5. The ultrasonic probe puncture rack as claimed in claim 3, wherein when the ultrasonic probe (3) is a convex array probe, the end of the probe card sleeve (1-1) close to the second connector (1-12) is designed to be arc-surface-shaped to fit the head end of the convex array probe, the edge end of the periphery of the plastic part (1-22) is provided with a gap for inserting the buckling position (1-32), a through hole is arranged at the edge end of the long edge of the plastic part (1-22), the inner wall end of the probe card sleeve (1-1) is provided with a slot, the elastic gasket group (1-5) is detachably connected in the slot, the elastic gasket group (1-5) is composed of 4 elastic gaskets (1-51), one end face of the 4 elastic gaskets (1-51) is connected with the outer surface of the convex array probe, and the 4 elastic gaskets (1-51) are inserted in the slot far from the probe of the convex array probe, the end, far away from the convex array probe, of each of the 4 elastic gaskets (1-51) is provided with a limiting latch (1-52), and the inner wall end of each probe card sleeve (1-1) is provided with a bayonet (1-53) matched with the limiting latch (1-52) for use.
6. The ultrasonic probe puncture rack according to claim 3, wherein when the ultrasonic probe (3) is a linear array or a phased array ultrasonic probe, the probe card sleeve (1-1) near the second connector (1-12) is designed to be flat to fit the head end of the linear array or the phased array ultrasonic probe, the notch is arranged at the long edge end of the plastic part (1-22), the through hole is arranged at the long edge end of the plastic part (1-22), the probe card sleeve (1-1) near the first connector (1-11) is provided with a transverse groove (1-54), the elastic gasket group (1-5) is connected in the transverse groove (1-54), the section of the elastic gasket group (1-5) is designed to be U-shaped, and the inner wall of the elastic gasket group (1-5) is connected with a limit card strip (1-57), the thickness of the limiting clamping strip (1-57) is equal to the width of the transverse groove (1-54), a protrusion (1-55) is arranged at the middle section of the limiting clamping strip (1-57), so that the thickness of the middle section of the limiting clamping strip (1-57) is larger than the thickness of the two side sections of the limiting clamping strip, a limiting opening (1-56) matched with the protrusion (1-55) is arranged in the transverse groove (1-54), the limiting clamping strip (1-57) is inserted into the transverse groove (1-54) from the opening end of the elastic gasket group (1-5), the protrusion (1-55) is clamped in the limiting opening (1-56), and the elastic gasket group (1-5) is limited and fixed.
7. The ultrasonic probe puncture holder according to claim 1, wherein the puncture needle guide part (2) comprises a second needle seat (2-10) and a second T-shaped base (1-60), the second T-shaped base (1-60) is connected to the outer side end of the probe ferrule (1-1), one end of the second needle seat (2-10) is provided with a T-shaped groove and is detachably connected with the second T-shaped base (1-60) through the T-shaped groove, the end of the second needle seat (2-10) far away from the T-shaped groove is provided with a second guide plate (2-21), the second guide plate (2-21) is fan-shaped, the second guide plate (2-21) is provided with two, the two second guide plates (2-21) are respectively arranged near the two edge ends of the second needle seat (2-10), the second needle groove piece (2-22) is inserted between the two second guide plates (2-21), the second needle groove piece (2-22) is in a quarter circle shape, needle grooves (2-23) are formed in the second needle groove piece (2-22), a plurality of needle grooves (2-23) are formed, one ends of the needle grooves (2-23) are connected with the arc edge of the second needle groove piece (2-22), the other ends of the needle grooves (2-23) point to the circle center position of the second needle groove piece (2-22), the needle grooves (2-23) are arranged on the second needle groove piece (2-22) in an equiangular mode by taking the circle center as a reference, a connecting plate (2-24) is connected to the edge end of the radius position of the second needle groove piece (2-22), and the connecting plate (2-24) and the second needle groove piece (2-22) are arranged vertically, the plane of the upper end of the connecting plate (2-24) and the arc edge of the second needle groove piece (2-22) are arranged tangentially, a mounting hole (2-25) penetrates through the connecting plate (2-24), and a mounting column (2-26) which is matched and connected with the mounting hole (2-25) is arranged on the second needle seat (2-10).
8. The ultrasonic probe puncture rack according to claim 7, wherein a cavity (2-261) is arranged in the second needle base (2-10), the mounting post (2-26) is arranged in the cavity (2-261), the head of the mounting post (2-26) penetrates out of the upper end of the second needle base (2-10), the tail of the mounting post (2-26) is connected in the cavity (2-261) through a return spring (2-262), the outer end of the mounting post (2-26) is connected with the inner wall of the cavity (2-261) in a sliding manner at a position close to the tail end, a pressing piece (2-263) is vertically connected with the side end of the mounting post (2-26), a transverse sliding groove (2-264) is arranged at the side end of the second needle base (2-10), the pressing piece (2-263) is connected in the sliding transverse groove (2-264) in a sliding mode, one end of the pressing piece (2-263) is connected with the side end of the mounting column (2-26), the other end of the pressing piece (2-263) protrudes out of the sliding transverse groove (2-264) to be arranged at the side end of the second needle seat (2-10), the head of the mounting column (2-26) is provided with a contact part (2-265), the contact part (2-265) is of a hemispherical structure, the diameter of the contact part (2-265) is slightly larger than that of the mounting column (2-26), and the head of the mounting column (2-26) is connected to the center position of the plane end of the contact part (2-265).
9. The ultrasonic probe puncture rack according to claim 1, wherein a needle guiding member (2-04) is arranged in the first needle slot member (2-0), the needle guiding member (2-04) comprises a plastic bracket (2-041), a metal guide tube (2-042) and a metal needle feeding head (2-043), the plastic bracket (2-041) is connected in the insertion part (2-02), the metal guide tube (2-042) is connected in the inner cavity of the base part (2-01), the metal needle feeding head (2-043) is connected in the supporting part (2-03), the metal guide tube (2-042) is a round tube, a needle feeding passage (2-044) is arranged in the metal guide tube (2-042), and the metal needle feeding head (2-043) provides a needle feeding guide which is butted with the needle feeding passage (2-044) The needle inlet guide groove (2-045) extends into the plastic support (2-041) to form an all-metal needle inlet guide channel, and a needle outlet (2-046) corresponding to the needle inlet guide groove (2-045) is arranged in the plastic support (2-041).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910276747.2A CN109953805B (en) | 2019-04-08 | 2019-04-08 | Ultrasonic probe puncture frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910276747.2A CN109953805B (en) | 2019-04-08 | 2019-04-08 | Ultrasonic probe puncture frame |
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| CN109953805A CN109953805A (en) | 2019-07-02 |
| CN109953805B true CN109953805B (en) | 2021-11-30 |
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| CN201910276747.2A Active CN109953805B (en) | 2019-04-08 | 2019-04-08 | Ultrasonic probe puncture frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230000519A1 (en) * | 2019-12-10 | 2023-01-05 | Jingfang Precision Medical Device (Shenzhen) Co., Ltd. | Puncture bracket having adjustable angle |
| CN112336421B (en) * | 2020-09-27 | 2022-08-30 | 李拓 | Ultrasonic biopsy puncture device |
| WO2022094886A1 (en) * | 2020-11-05 | 2022-05-12 | 苏州市立普医疗科技有限公司 | Needle guide bracket |
| US20240008893A1 (en) * | 2020-11-05 | 2024-01-11 | Suzhou Leapmed Healthcare Corporation | Needle support structure and needle guide bracket |
| CN112353466A (en) * | 2020-11-09 | 2021-02-12 | 中国人民解放军陆军军医大学第一附属医院 | Ultrasonic precise detection method and device for superficial puncture |
| WO2022183318A1 (en) * | 2021-03-01 | 2022-09-09 | 苏州市立普医疗科技有限公司 | Needle guide and puncture device |
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