CN216317873U - Ultrasonic probe puncture frame - Google Patents
Ultrasonic probe puncture frame Download PDFInfo
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- CN216317873U CN216317873U CN202122128329.4U CN202122128329U CN216317873U CN 216317873 U CN216317873 U CN 216317873U CN 202122128329 U CN202122128329 U CN 202122128329U CN 216317873 U CN216317873 U CN 216317873U
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Abstract
The utility model belongs to the technical field of medical instruments, and particularly relates to an ultrasonic probe puncture frame which comprises a mounting seat and an aiming target block provided with at least two puncture holes, wherein the aiming target block is fixed on the mounting seat, and the mounting seat is used for fixing the ultrasonic probe puncture frame on an ultrasonic probe; the target aiming block comprises a first target aiming block and a second target aiming block, the first target aiming block and the second target aiming block are detachably spliced together, and the puncture hole is formed by splicing the first target aiming block and the second target aiming block. When the first target aiming block and the second target aiming block are spliced together, a puncture hole is formed and is used for guiding a puncture needle to be inserted, and when the first target aiming block and the second target aiming block are separated, the needle inserting direction of the puncture needle can be conveniently adjusted according to a preset puncture line, so that the puncture needle can finally reach a planned puncture point, and accurate puncture is realized.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to an ultrasonic probe puncture frame.
Background
With the development of imaging technology, especially the wide application of MRI examination technology, the detection rate of prostate cancer foci is also increasing in recent years, but the prostate needle biopsy is still the "gold standard" for diagnosing prostate cancer at present.
Early symptoms of prostate cancer are not obvious and can be ignored easily, because it is a tumor with relatively low grade malignancy, if it can be found and treated in time in early stage, it can be effectively controlled and even cured clinically, and prostate puncture biopsy is the most reliable detection for diagnosing prostate cancer. Wherein, the materials are more fully obtained by perineal puncture, and the positive rate is obviously higher than that of the transrectal approach. Because the puncture needle passes longitudinally parallel to the rectum through the prostatic cusp, more periprostatic tissue specimens can be obtained.
In clinical use, an aiming frame is generally arranged on an ultrasonic probe, a puncture needle is guided through a fixed hole position of the aiming frame, and target tissues in a patient body are obtained through the puncture needle. The puncture needle itself is easily deformed, and the puncture needle is easily deviated from a predetermined puncture line during the puncture process due to the influence of the tissues on the needle insertion. The existing target aiming frame has the defects that the puncture hole of the target aiming frame has a limiting effect on a puncture needle, the direction of a needle track cannot be adjusted in the puncture process, the needle can only be inserted into the deviated needle track, the accurate puncture cannot be achieved, and finally the planned puncture point is often deviated.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides an ultrasonic probe puncture frame which can guide puncture and is convenient for adjusting the needle channel direction.
Specifically, the technical scheme of the utility model is as follows:
an ultrasonic probe puncture frame comprises a mounting seat and an aiming block provided with at least two puncture holes, wherein the aiming block is fixed on the mounting seat, and the mounting seat is used for fixing the ultrasonic probe puncture frame on an ultrasonic probe; the target aiming block comprises a first target aiming block and a second target aiming block, the first target aiming block and the second target aiming block are detachably spliced together, and the puncture hole is formed by splicing the first target aiming block and the second target aiming block.
Preferably, the first end of the first target aiming block and the first end of the second target aiming block are respectively hinged on the mounting base, and the first target aiming block and the second target aiming block can be switched between a splicing state and a separating state in a rotating mode.
Preferably, the device further comprises a first fixing bolt; a second end of the second targeting block is provided with a fixed groove, a second end of the first targeting block is provided with a convex block, and the convex block is provided with a first through hole with internal threads; the first fixing bolt penetrates through the first through hole and is inserted into the fixing groove, and the first sighting target block and the second sighting target block are limited in a splicing state.
Preferably, the first target block and the second target block can be arranged on the mounting seat in a manner of approaching to or separating from each other along a straight line, so that the split state and the separation state can be switched.
Preferably, the target block assembly further comprises a guide part and a fixing part, the guide part is used for guiding the linear motion of the first target block and the second target block, and the fixing part is used for limiting the first target block and the second target block in a split state.
Preferably, the guide includes public guide and female guide, and public guide is fixed on second target block or the first target block of aiming, and female guide corresponds to be fixed on first target block or the second target block of aiming, and the first end of public guide is equipped with the slot, and the first end of female guide is inserted and is established in the slot, and the second end of public guide and the second end of female guide are equipped with spacing platform respectively, aim the target block and establish between two spacing platforms.
Preferably, the fixing member comprises an adjusting rod and two adjusting handles; be equipped with the boss on the mount pad, the middle part of adjusting lever is fixed on the boss, and first target block and the second target block activity of aiming are worn to establish on the adjusting lever and are located the both sides of boss respectively, and two adjustment handles are established respectively at the both ends of adjusting lever, are used for preventing first target block and the second target block of aiming to the direction motion of keeping away from the boss respectively, and aim target block and second with first target block of aiming and the restriction of target block at the amalgamation state.
Preferably, the adjusting rod is a left-right thread bolt, the adjusting handle comprises a nut and two set screws, and the set screws penetrate through the side wall of the nut along the radial direction of the nut and abut against the left-right thread bolt; the two set screws are oppositely arranged and used for fixing the screw cap on the left and right thread bolts.
Preferably, the first sighting target block and the second sighting target block both comprise a plate-shaped part and a connecting part, and the connecting part is connected with the mounting seat; defining one surface of the plate-shaped part of the second target aiming block, which faces the first target aiming block, as a second splicing surface, and one surface of the plate-shaped part of the first target aiming block, which faces the second target aiming block, as a first splicing surface; the second splicing surface is provided with a plurality of parallel puncture grooves, the first splicing surface is a plane, and the second splicing surface and the first splicing surface are spliced to form a plurality of puncture holes.
Preferably, the mounting seat comprises a U-shaped part, a cushion block and a second fixing bolt, the U-shaped part comprises a first part and a second part which are arranged oppositely, the sighting target block is arranged on the outer side of the first part of the U-shaped part, the cushion block is arranged on the inner side of the U-shaped part, the second part of the U-shaped part is provided with a second through hole with internal threads, and the second fixing bolt penetrates through the second through hole, is connected with the cushion block and is used for adjusting the distance between the cushion block and the first part of the U-shaped part; the limiting groove is arranged on the inner side of the first part of the U-shaped part and matched with the limiting convex strip on the ultrasonic probe, and the limiting groove is used for limiting the mounting seat to rotate around the axial direction of the ultrasonic probe.
The ultrasonic probe puncture frame provided by the utility model comprises an aiming block provided with at least two puncture holes, wherein the aiming block comprises a first aiming block and a second aiming block which are detachably spliced together, and the puncture holes are formed by splicing the first aiming block and the second aiming block. When the first target aiming block and the second target aiming block are spliced together, a puncture hole is formed and is used for guiding a puncture needle to be inserted, and when the first target aiming block and the second target aiming block are separated, the needle inserting direction of the puncture needle can be conveniently adjusted according to a preset puncture line, so that the puncture needle can finally reach a planned puncture point, and accurate puncture is realized. In conclusion, the ultrasonic probe puncture frame provided by the utility model is simple in structure, small, exquisite, light and convenient to use.
Drawings
FIG. 1 is a structural diagram of an ultrasonic probe rack in a splicing state according to an embodiment of the present invention;
FIG. 2 is a diagram illustrating a structure of an ultrasonic probe rack in a separated state according to an embodiment of the present invention;
FIG. 3 is an exploded view of an ultrasound probe rack according to an embodiment of the present invention;
FIG. 4 is an exploded view of an ultrasound probe rack according to an embodiment of the present invention;
FIG. 5 is a structural diagram of a second ultrasonic probe rack in a splicing state according to the embodiment of the utility model;
FIG. 6 is a structural diagram of a second ultrasonic probe rack in a separated state according to an embodiment of the present invention;
FIG. 7 is an exploded view of a second ultrasonic probe rack in accordance with an embodiment of the present invention;
FIG. 8 is a block diagram of an ultrasound probe;
fig. 9 is a structural view of the ultrasonic probe shown in fig. 8 with an ultrasonic probe puncture holder according to the first embodiment of the present invention mounted thereon.
Detailed Description
The utility model is described in further detail below with reference to the figures and the embodiments.
The first embodiment is as follows:
as shown in fig. 1 to 4, an ultrasonic probe puncture rack comprises a mounting base and an aiming block provided with at least two puncture holes 100, wherein the aiming block is fixed on the mounting base, and the mounting base is used for fixing the ultrasonic probe puncture rack on an ultrasonic probe 4. The target aiming block comprises a first target aiming block 12 and a second target aiming block 11, the first target aiming block 12 and the second target aiming block 11 are detachably spliced together, and the puncture hole 100 is formed by splicing the first target aiming block 12 and the second target aiming block 11.
When first target block 12 of aiming and second target block 11 amalgamation together, form puncture hole 100 and be used for guiding pjncture needle and insert, when first target block 12 of aiming and second target block 11 separate, can adjust the needle inserting direction of pjncture needle according to predetermined puncture line very conveniently to make the pjncture needle can reach the puncture point of plan at last, realize accurate puncture.
In the embodiment, the first sighting target block 12 and the second sighting target block 11 both comprise a plate-shaped part and a connecting part, and the connecting part is connected with the mounting seat; defining one surface of a plate-shaped part of the second target aiming block 11 facing the first target aiming block 12 as a second splicing surface, and defining one surface of the plate-shaped part of the first target aiming block 12 facing the second target aiming block 11 as a first splicing surface; the second splicing surface is provided with a plurality of parallel puncture grooves 111, the first splicing surface is a plane, and the second splicing surface and the first splicing surface are spliced to form a plurality of puncture holes 100. When the puncture needle is installed, the puncture needle can be firstly placed into the puncture groove 111 and then the first sighting target block 12 and the second sighting target block 11 are spliced due to the limiting effect of the puncture groove 111 on the puncture needle, so that the whole process is quick and convenient; of course, the first sighting target block 12 and the second sighting target block 11 can be spliced, the puncture needle can be inserted directly from the predetermined puncture hole 100, and the first sighting target block 12 and the second sighting target block 11 can be separated when the puncture route needs to be corrected. In other embodiments, grooves may be formed on the second split surface and the first split surface, respectively, and the puncture hole 100 is formed by splicing the groove formed on the second split surface and the groove formed on the first split surface.
In this embodiment, the mounting seat includes a U-shaped member 21, a spacer 22 and a second fixing bolt 23, the U-shaped member 21 includes a first portion and a second portion which are oppositely disposed, the sighting target block is disposed on the outer side of the first portion of the U-shaped member 21, the spacer 22 is disposed on the inner side of the U-shaped member 21, the second portion of the U-shaped member 21 is provided with a second through hole 212 with internal threads, the second fixing bolt 23 penetrates through the second through hole 212 and is connected with the spacer 22, and the ultrasonic probe puncture holder can be fixed on the ultrasonic probe 4 (as shown in fig. 9) by rotating the second fixing bolt 23 and adjusting the distance between the spacer 22 and the first portion of the U-shaped member 21. In other embodiments, other configurations of the mount may be used, and other means of securing the mount to the ultrasound probe 4 may be used, such as screws for securing the mount to the ultrasound probe 4.
In this embodiment, the head side of the second fixing bolt 23 is provided with an anti-slip groove 231 to facilitate screwing the second fixing bolt 23. In other embodiments, the chute 231 may not be provided.
In this embodiment, the first part of the U-shaped member 21 is provided with a limiting groove 213 inside, and the limiting groove 213 is matched with the limiting protrusion 41 (shown in fig. 8) on the ultrasonic probe 4 for limiting the axial rotation of the mounting base around the ultrasonic probe 4. In other embodiments, other structures may be used to limit the axial rotation of the mounting seat about the ultrasonic probe 4 for other structures of the ultrasonic probe 4, for example, for the ultrasonic probe 4 with a smooth surface, a non-slip pad may be provided between the ultrasonic probe 4 and the mounting seat to limit the axial rotation of the mounting seat about the ultrasonic probe 4.
In this embodiment, the first sighting target block 12 and the second sighting target block 11 can be arranged on the mounting seat along a straight line to be close to or far away from each other, so that the split state and the separation state can be switched.
In this embodiment, the guide and mount are specifically used to guide and limit the movement of the first target block 12 and the second target block 11. The guide piece is used for guiding the linear motion of the first target aiming block and the second target aiming block, and the fixing piece is used for limiting the first target aiming block and the second target aiming block in a splicing state.
In this embodiment, the guide 31 includes a male guide 312 and a female guide 311, the male guide 312 is fixed on the second sighting target block 11, the female guide 311 is correspondingly fixed on the first sighting target block 12, the fixing manner is a threaded connection manner, in other embodiments, the male guide 312 and the female guide 311 may also be respectively fixed on the first sighting target block 12 and the second sighting target block 11, and the fixing manner may also be other manners, such as welding, integral molding, and the like.
The first end of the male guide part 312 is provided with a slot 3111, the first end of the female guide part 311 is inserted into the slot 3111, the second end of the male guide part 312 and the second end of the female guide part 311 are respectively provided with a limiting table 300, so that the male guide part 312 and the female guide part 311 can be conveniently installed on the first sighting target block 12 and the second sighting target block 11, and the sighting target block is arranged between the two limiting tables 300. In other embodiments, the guiding element 31 may also be a guiding rod, the middle of the guiding rod is fixed on the mounting seat, and two ends of the guiding rod are respectively provided with a limiting table for limiting the moving range of the first sighting target block 12 and the second sighting target block 11.
In this embodiment, the fixing member includes an adjusting rod 32 and two adjusting handles 33, a boss 211 is provided on the mounting seat, the middle portion of the adjusting rod 32 is fixed on the boss 211 (as shown in fig. 3, a corresponding abdicating hole is provided on the boss 211), the first sighting target block 12 and the second sighting target block 11 are movably disposed on the adjusting rod 32 (as shown in fig. 3, corresponding abdicating holes are provided on the first sighting target block 12 and the second sighting target block 11) and are respectively located on both sides of the boss 211, the two adjusting handles 33 are respectively provided at both ends of the adjusting rod 32, and are respectively used for preventing the first sighting target block 12 and the second sighting target block 11 from moving in a direction away from the boss 211, so as to limit the first sighting target block 12 and the second sighting target block 11 in a combined state.
In the present embodiment, as shown in fig. 3, the adjusting lever 32 is fixed relative to the boss 211 by clamping two washers at the left and right of the boss 211 in two grooves at the middle of the adjusting lever 32, so as to facilitate manufacturing. In other embodiments, the fixing of the adjusting rod 32 relative to the boss 211 may also be achieved by welding, integral molding, or the like.
In this embodiment, the adjusting rod 32 is a left and right thread bolt, the adjusting handle 33 includes a nut 331 and two set screws 332, the set screws 332 pass through the sidewall of the nut 331 along the radial direction of the nut 331 and abut against the adjusting rod 32; two set screws 332 are disposed opposite each other for fixing the nut 331 to the adjusting rod 32. In other embodiments, other configurations of the adjustment handle 33 may be used, such as a lock nut.
The using method comprises the following steps:
buckling the ultrasonic probe puncture frame on the ultrasonic probe 4; after aligning the limiting groove 213 on the U-shaped member 21 with the limiting convex strip 41 on the ultrasonic probe 4, screwing the second fixing bolt 23 to make the cushion block 22 abut against the ultrasonic probe 4;
after the ultrasonic probe puncture frame is fixed on the ultrasonic probe 4, a puncture needle is arranged in one puncture groove 111 on the second sighting target block 11 according to a preset puncture line; the first target addressing block 12 and the second target addressing block 11 are spliced, and two screw caps 331 are screwed to abut against the first target addressing block 12 and the second target addressing block 11 respectively; after the fastening screw 332 is locked, the puncture needle can be operated to enter the body of the patient under the limitation of the puncture hole 100 formed by splicing the first targeting block 12 and the second targeting block 11;
during the puncture process, when the puncture needle deviates from a preset puncture line, the set screw 332 is unscrewed, the nut 331 is unscrewed in the direction away from the target aiming block, and the first target aiming block 12 is separated from the second target aiming block 11; the puncture needle is moved to the other puncture groove 111 according to the predetermined puncture line, and the puncture needle is mounted again.
Example two:
as shown in fig. 5 to 7, an ultrasonic probe puncture stand is different from the first embodiment in that the first targeting block 12 and the second targeting block 11 are assembled and separated in a linear motion manner, and the first targeting block 12 and the second targeting block 11 are assembled and separated in a fan-shaped rotation manner. In this embodiment, the first end of the first target aiming block 12 and the first end of the second target aiming block 11 are respectively hinged on the mounting seat, and the first target aiming block 12 and the second target aiming block 11 can be switched between a split state and a separated state in a rotating manner.
In this embodiment, the second end of the second targeting block 11 is provided with a fixing groove 112, the second end of the first targeting block 12 is provided with a bump 121, and the bump 121 is provided with a first through hole 1211 with internal threads; the first fixing bolt 13 passes through the first through hole 1211 and is inserted into the fixing groove 112, so that the first sighting target block 12 and the second sighting target block 11 are limited in a split state, and the sighting target device is convenient to use and good in durability. In other embodiments, the second end of the first target block 12 and the second end of the second target block 11 may be fixed together in other ways, for example, by using an elastic snap.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model. It should be understood that any modification, equivalent replacement, improvement, etc. made by those skilled in the art after reading the specification, which are within the spirit and principle of the present invention, should be included in the protection scope of the present invention.
Claims (10)
1. An ultrasonic probe puncture frame is characterized by comprising a mounting seat and an aiming target block provided with at least two puncture holes, wherein the aiming target block is fixed on the mounting seat, and the mounting seat is used for fixing the ultrasonic probe puncture frame on an ultrasonic probe; the target aiming block comprises a first target aiming block and a second target aiming block, the first target aiming block and the second target aiming block are detachably spliced together, and the puncture hole is formed by splicing the first target aiming block and the second target aiming block.
2. The ultrasonic probe puncture carriage of claim 1, wherein the first end of the first targeting block and the first end of the second targeting block are respectively hinged to the mounting base, and the first targeting block and the second targeting block are switchable between a split state and a separated state by rotation.
3. The ultrasound probe lancing mount of claim 2, further comprising a first fixing bolt; a second end of the second targeting block is provided with a fixed groove, a second end of the first targeting block is provided with a convex block, and the convex block is provided with a first through hole with internal threads; the first fixing bolt penetrates through the first through hole and is inserted into the fixing groove, and the first sighting target block and the second sighting target block are limited in a splicing state.
4. The ultrasonic probe lancing mount of claim 1 wherein the first and second sighting target blocks are linearly positionable on the mounting block toward and away from each other so as to be switchable between a split configuration and a disengaged configuration.
5. The ultrasonic probe holder of claim 4 further comprising a guide for guiding the linear movement of the first target block and the second target block and a mount for restraining the first target block and the second target block in a mated configuration.
6. The ultrasonic probe puncture stand of claim 5, wherein the guide member comprises a male guide member and a female guide member, the male guide member is fixed on the second targeting block or the first targeting block, the female guide member is correspondingly fixed on the first targeting block or the second targeting block, a slot is arranged at a first end of the male guide member, a first end of the female guide member is inserted into the slot, limit tables are respectively arranged at a second end of the male guide member and a second end of the female guide member, and the targeting block is arranged between the two limit tables.
7. The ultrasonic probe lancing mount of claim 5 wherein said mount comprises an adjustment bar and two adjustment handles; be equipped with the boss on the mount pad, the middle part of adjusting lever is fixed on the boss, and first target block and the second target block activity of aiming are worn to establish on the adjusting lever and are located the both sides of boss respectively, and two adjustment handles are established respectively at the both ends of adjusting lever, are used for preventing first target block and the second target block of aiming to the direction motion of keeping away from the boss respectively, and aim target block and second with first target block of aiming and the restriction of target block at the amalgamation state.
8. The ultrasonic probe puncture holder of claim 7, wherein the adjustment rod is a left and right threaded bolt, the adjustment handle comprises a nut and two set screws, and the set screws penetrate through the side wall of the nut along the radial direction of the nut and abut against the left and right threaded bolts; the two set screws are oppositely arranged and used for fixing the screw cap on the left and right thread bolts.
9. The ultrasonic probe lancing mount of claim 1, wherein the first and second targeting blocks each comprise a plate portion and a connecting portion, the connecting portion being connected to the mounting base; defining one surface of the plate-shaped part of the second target aiming block, which faces the first target aiming block, as a second splicing surface, and one surface of the plate-shaped part of the first target aiming block, which faces the second target aiming block, as a first splicing surface; the second splicing surface is provided with a plurality of parallel puncture grooves, the first splicing surface is a plane, and the second splicing surface and the first splicing surface are spliced to form a plurality of puncture holes.
10. The ultrasonic probe puncture holder of claim 1, wherein the mounting base comprises a U-shaped member, a cushion block and a second fixing bolt, the U-shaped member comprises a first part and a second part which are oppositely arranged, the targeting block is arranged at the outer side of the first part of the U-shaped member, the cushion block is arranged at the inner side of the U-shaped member, the second part of the U-shaped member is provided with a second through hole with internal threads, and the second fixing bolt penetrates through the second through hole and is connected with the cushion block for adjusting the distance between the cushion block and the first part of the U-shaped member; the limiting groove is arranged on the inner side of the first part of the U-shaped part and matched with the limiting convex strip on the ultrasonic probe, and the limiting groove is used for limiting the mounting seat to rotate around the axial direction of the ultrasonic probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122128329.4U CN216317873U (en) | 2021-09-03 | 2021-09-03 | Ultrasonic probe puncture frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122128329.4U CN216317873U (en) | 2021-09-03 | 2021-09-03 | Ultrasonic probe puncture frame |
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| Publication Number | Publication Date |
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| CN216317873U true CN216317873U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122128329.4U Active CN216317873U (en) | 2021-09-03 | 2021-09-03 | Ultrasonic probe puncture frame |
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| CN (1) | CN216317873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024066379A1 (en) * | 2022-09-27 | 2024-04-04 | 经方精密医疗（深圳）有限公司 | Transperineal puncture guide frame |
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2021
- 2021-09-03 CN CN202122128329.4U patent/CN216317873U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024066379A1 (en) * | 2022-09-27 | 2024-04-04 | 经方精密医疗（深圳）有限公司 | Transperineal puncture guide frame |
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