CN213217495U - CT puncture locator - Google Patents
CT puncture locator Download PDFInfo
- Publication number
- CN213217495U CN213217495U CN202021720227.0U CN202021720227U CN213217495U CN 213217495 U CN213217495 U CN 213217495U CN 202021720227 U CN202021720227 U CN 202021720227U CN 213217495 U CN213217495 U CN 213217495U
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- CN
- China
- Prior art keywords
- puncture
- ring
- shell
- fixture
- adjustment mechanism
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 5
- 206010028980 Neoplasm Diseases 0.000 description 4
- 238000001574 biopsy Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 230000036407 pain Effects 0.000 description 2
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 208000019693 Lung disease Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000034158 bleeding Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000002591 computed tomography Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a CT puncture locater relates to CT puncture technical field. Including angle adjustment mechanism and fixture, angle adjustment mechanism's top swing joint has fixture, and angle adjustment mechanism's bottom fixed mounting has four gyro wheels, angle adjustment mechanism includes shell and go-between, the ring channel has been seted up to the inside of shell, the locating ring has been cup jointed to the outside of go-between is fixed. This CT puncture locater utilizes the holding ring to rotate in the inside of shell and fixture slides on the adjustable ring, make fixture's direction of rotation, inclination and horizontal position all obtain adjusting, thereby avoided carrying out the mode of puncture based on doctor's self judgement, thereby improve the location precision of puncture, make whole puncture process steady, accurate and fast, doctor's work load has been reduced and patient's misery at the puncture in-process has been alleviateed, possess the accurate advantage in location, in order to solve the problem of puncture many times.
Description
Technical Field
The utility model relates to a CT puncture technical field specifically is a CT puncture locater.
Background
CT guided aspiration biopsy is a common method for diagnosing and treating lung diseases, and the diagnosis of certain lung lesions can be achieved only by sampling and biopsy at the lesions by utilizing aspiration.
Before radiotherapy, a patient needs to puncture tumor tissue to make pathological examination, pathological diagnosis is made clear, and before CT puncture, a doctor firstly performs CT scanning to determine the position of a focus under a local anesthesia state.
In the prior art, a doctor sends a puncture needle to a tumor part according to actual experience, the center of the tumor can be reached by repeatedly adjusting the position of a needle point for many times, and tumor tissue biopsy is clamped under the guidance of an image, so that the pain and bleeding risk of a patient are increased, the workload of the doctor is increased, and the patient is more painful.
SUMMERY OF THE UTILITY MODEL
The utility model provides a CT puncture locater, which has the advantage of accurate positioning and solves the problem of repeated puncture.
For realizing the accurate purpose in location, the utility model provides a following technical scheme: a CT puncture positioning instrument comprises an angle adjusting mechanism and a clamping mechanism, wherein the top end of the angle adjusting mechanism is movably connected with the clamping mechanism, four idler wheels are fixedly mounted at the bottom of the angle adjusting mechanism, the angle adjusting mechanism comprises a shell and a connecting ring, a circular groove is formed in the shell, a positioning ring is fixedly sleeved on the outer side of the connecting ring, the interior of the shell is slidably connected with the positioning ring through the circular groove, an adjusting ring is fixedly mounted at the top of the connecting ring, and the front side of the adjusting ring is slidably connected with the clamping mechanism;
the fixture includes the riser, the circular arc mouth has been seted up to the inside of adjustable ring, riser and circular arc mouth sliding connection, the spout has been seted up to the inside of riser, the inside sliding connection of spout has the movable block, the front side of movable block articulates through the torsional spring has two gripper jaws.
As a preferred technical scheme of the utility model, the standing groove has been seted up at the top of holding ring, the top fixed mounting of shell has the pipe of accomodating, the inside sliding connection who accomodates the pipe has the slide, the flexible loop bar of bottom fixedly connected with of slide, the spring has been cup jointed in the outside of flexible loop bar, the bottom fixedly connected with of flexible loop bar supports the touch multitouch, support the bottom overlap joint of touch multitouch and standing groove inner wall.
As an optimal technical scheme of the utility model, the top of shell articulates there is the limiting plate, the other end and the slide of limiting plate are kept away from the one end overlap joint of accomodating the pipe.
As a preferred technical scheme of the utility model, bolt and circular arc mouth sliding connection are passed through to the dorsal part of riser, the front side and the dorsal part of adjustable ring all are provided with the scale strip.
As a preferred technical scheme of the utility model, the standing groove is the arc wall, and the outside of standing groove is provided with the protruding room, the contact block and protruding room overlap joint are supported.
Compared with the prior art, the utility model provides a CT puncture locater possesses following beneficial effect:
1. this CT puncture locater, through setting up angle adjustment mechanism, utilize the holding ring to rotate in the inside of shell and fixture slides on the adjustable ring, make fixture's direction of rotation, inclination and horizontal position all obtain adjusting, thereby avoided carrying out the mode of puncture based on doctor's self judgement, thereby improve the location precision of puncture, make whole puncture process steady, accurate and fast, doctor's work load has been reduced and patient's misery at the puncture in-process has been alleviateed, possess the accurate advantage in location, in order to solve the problem of puncture many times.
2. This CT puncture locater through setting up fixture, utilizes the torsional spring to drive two gripper jaws and effectively centre gripping to the puncture needle for the staff can fix the puncture needle on fixture, because fixture and angle adjustment mechanism are swing joint, makes the angle modulation of puncture needle more convenient and the dismouting of puncture needle more high-efficient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front sectional view of the clamping mechanism of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a rear view of the adjusting ring structure of the present invention;
fig. 5 is a top view of the clamping mechanism of the present invention;
fig. 6 is a top view of the positioning ring structure of the present invention.
In the figure: 1. an angle adjusting mechanism; 2. a clamping mechanism; 3. a roller; 4. a housing; 5. a positioning ring; 6. a connecting ring; 7. an annular groove; 8. a placement groove; 9. receiving a tube; 10. a slide plate; 11. a telescopic loop bar; 12. a contact block; 13. a limiting plate; 14. an adjusting ring; 15. a vertical plate; 16. a chute; 17. a movable block; 18. a torsion spring; 19. a gripper jaw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-6, the utility model discloses a CT puncture positioning instrument, including angle adjustment mechanism 1 and fixture 2, the top swing joint of angle adjustment mechanism 1 has fixture 2, and the bottom fixed mounting of angle adjustment mechanism 1 has four gyro wheels 3, angle adjustment mechanism 1 includes shell 4 and go-between 6, ring channel 7 has been seted up to the inside of shell 4, the fixed holding ring 5 that has cup jointed in the outside of go-between 6, the inside of shell 4 passes through ring channel 7 and holding ring 5 sliding connection, the top fixed mounting of go-between 6 has adjustable ring 14, the preceding side of adjustable ring 14 slides and is connected with fixture 2, through setting up angle adjustment mechanism 1, utilizes holding ring 5 to rotate in the inside of shell 4 and fixture 2 slides on adjustable ring 14 for fixture 2's direction of rotation, Inclination and horizontal position all obtain adjusting to avoided carrying out the mode of puncture based on doctor's self judgement, thereby improved the location precision of puncture, made whole puncture process steady, accurate and fast, reduced doctor's work load and alleviateed patient's misery at the puncture in-process, possessed the accurate advantage of location, in order to solve the problem of puncture many times.
Specifically, standing groove 8 has been seted up at the top of holding ring 5, the top fixed mounting of shell 4 has accomodate pipe 9, the inside sliding connection who accomodates pipe 9 has slide 10, the flexible loop bar 11 of bottom fixedly connected with of slide 10, the spring has been cup jointed in the outside of flexible loop bar 11, the bottom fixedly connected with of flexible loop bar 11 supports touch multitouch 12, the bottom overlap joint of touch multitouch 12 and 8 inner walls of standing groove.
In this embodiment, flexible loop bar 11 includes activity pipe and sleeve pipe, and the one end of activity pipe is located intraductal, through the pulling activity pipe, thereby makes it realize flexible at the length of intraductal portion constantly changing, and the pjncture needle rotates to suitable position after, with slide 10 pulling to the most inboard of accomodating pipe 9 for flexible loop bar 11 drives the outside that supports contact block 12 and slide into standing groove 8, and holding ring 5 can't rotate this moment.
Specifically, the top of the shell 4 is hinged with a limiting plate 13, and the other end of the limiting plate 13 is in lap joint with one end of the sliding plate 10 far away from the accommodating pipe 9.
In this embodiment, the limiting plate 13 is rotated, so that the limiting plate 13 is overlapped with the sliding plate 10, and the sliding plate 10 is prevented from self-sliding.
Specifically, the dorsal part of riser 15 passes through bolt and circular arc mouth sliding connection, the front side and the dorsal part of adjustable ring 14 all are provided with the scale bar.
In the embodiment, the inclination angle of the puncture needle can be accurately controlled by using the scale strips.
Specifically, the placing groove 8 is an arc-shaped groove, a convex chamber is arranged on the outer side of the placing groove 8, and the contact block 12 is in lap joint with the convex chamber.
In this embodiment, the protruding chamber is used to limit the contact block 12, so as to position the positioning ring 5.
The utility model discloses a theory of operation and use flow: when the puncture needle is used, the puncture needle is placed between the two clamping claws 19, the clamping claws 19 are enabled to clamp the puncture needle by utilizing the automatic resilience of the torsion spring 18, when the angle of the puncture needle needs to be adjusted, the bolt behind the adjusting ring 14 is firstly rotated to enable the vertical plate 15 to slide on the adjusting ring 14, after the puncture needle is rotated to a proper position, the bolt is rotated again to enable the position of the puncture needle on the adjusting ring 14 to be limited, then the limiting plate 13 is rotated to enable the limiting plate 13 to be separated from the contact with the sliding plate 10, then the sliding plate 10 is pulled to enable the telescopic sleeve rod 11 to drive the contact block 12 to slide along the direction of the placing groove 8, at the moment, the positioning ring 5 can be rotated, after the puncture needle is rotated to a proper position, the sliding plate 10 is pulled to the innermost side of the accommodating pipe 9, so that the telescopic sleeve rod 11 drives the contact block 12 to slide into the outermost side of the, then, the limiting plate 13 is rotated, so that the limiting plate 13 is overlapped with the sliding plate 10, thereby avoiding the situation that the sliding plate 10 slides automatically.
To sum up, the CT puncture positioning instrument utilizes the positioning ring 5 to rotate in the shell 4 and the clamping mechanism 2 to slide on the adjusting ring 14 by arranging the angle adjusting mechanism 1, so that the rotating direction, the inclination angle and the horizontal position of the clamping mechanism 2 are all adjusted, the puncture mode based on the judgment of a doctor is avoided, the positioning accuracy of puncture is improved, the whole puncture process is stable, accurate and fast, the workload of the doctor is reduced, the pain of a patient in the puncture process is relieved, and the CT puncture positioning instrument has the advantage of accurate positioning and solves the problem of multiple times of puncture; through setting up fixture 2, utilize torsional spring 18 to drive two gripper jaws 19 and carry out effective centre gripping to the puncture needle for the staff can fix the puncture needle on fixture 2, because fixture 2 is swing joint with angle adjustment mechanism 1, make the angle modulation of puncture needle more convenient and the dismouting of puncture needle more high-efficient.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a CT puncture locater, includes angle adjustment mechanism (1) and fixture (2), its characterized in that: the top end of the angle adjusting mechanism (1) is movably connected with a clamping mechanism (2), four idler wheels (3) are fixedly mounted at the bottom of the angle adjusting mechanism (1), the angle adjusting mechanism (1) comprises a shell (4) and a connecting ring (6), an annular groove (7) is formed in the shell (4), a positioning ring (5) is fixedly sleeved on the outer side of the connecting ring (6), the interior of the shell (4) is slidably connected with the positioning ring (5) through the annular groove (7), an adjusting ring (14) is fixedly mounted at the top of the connecting ring (6), and the front side of the adjusting ring (14) is slidably connected with the clamping mechanism (2);
fixture (2) include riser (15), the circular arc mouth has been seted up to the inside of adjustable ring (14), riser (15) and circular arc mouth sliding connection, spout (16) have been seted up to the inside of riser (15), the inside sliding connection of spout (16) has movable block (17), the front side of movable block (17) articulates through torsional spring (18) has two gripper jaws (19).
2. The CT puncture positioning apparatus according to claim 1, wherein: standing groove (8) have been seted up at the top of holding ring (5), the top fixed mounting of shell (4) has the pipe (9) of accomodating, the inside sliding connection who accomodates pipe (9) has slide (10), the flexible loop bar of bottom fixedly connected with (11) of slide (10), the spring has been cup jointed in the outside of flexible loop bar (11), the bottom fixedly connected with of flexible loop bar (11) is to touch multitouch (12), the bottom overlap joint of touch multitouch (12) and standing groove (8) inner wall.
3. The CT puncture positioning apparatus according to claim 2, wherein: the top of shell (4) articulates there is limiting plate (13), the other end and slide (10) of limiting plate (13) keep away from the one end overlap joint of accomodating pipe (9).
4. The CT puncture positioning apparatus according to claim 1, wherein: the dorsal part of riser (15) passes through bolt and circular arc mouth sliding connection, the front side and the dorsal part of adjustable ring (14) all are provided with the scale bar.
5. The CT puncture positioning apparatus according to claim 2, wherein: the placing groove (8) is an arc-shaped groove, a convex chamber is arranged on the outer side of the placing groove (8), and the contact block (12) is in lap joint with the convex chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021720227.0U CN213217495U (en) | 2020-08-18 | 2020-08-18 | CT puncture locator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021720227.0U CN213217495U (en) | 2020-08-18 | 2020-08-18 | CT puncture locator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213217495U true CN213217495U (en) | 2021-05-18 |
Family
ID=75895770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021720227.0U Expired - Fee Related CN213217495U (en) | 2020-08-18 | 2020-08-18 | CT puncture locator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213217495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115670598A (en) * | 2021-07-28 | 2023-02-03 | 复旦大学附属华山医院北院 | Body surface locator for lung puncture |
-
2020
- 2020-08-18 CN CN202021720227.0U patent/CN213217495U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115670598A (en) * | 2021-07-28 | 2023-02-03 | 复旦大学附属华山医院北院 | Body surface locator for lung puncture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210518 |