CN217593002U - Image puncture guide support device - Google Patents
Image puncture guide support device Download PDFInfo
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- CN217593002U CN217593002U CN202220179473.2U CN202220179473U CN217593002U CN 217593002 U CN217593002 U CN 217593002U CN 202220179473 U CN202220179473 U CN 202220179473U CN 217593002 U CN217593002 U CN 217593002U
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Abstract
The utility model discloses an image puncture direction support device, include: the puncture needle device comprises a fixed seat, a positioning rod arranged and connected on the fixed seat, an adjusting connecting rod vertically connected with the positioning rod and a puncture needle frame arranged and connected on the adjusting connecting rod; the positioning rod can rotate along the fixing seat, the adjusting connecting rod can move up and down along the positioning rod, the puncture needle frame is of a hollow structure, and the puncture needle frame can move or adjust the angle on the adjusting connecting rod. The utility model designs an auxiliary scale of similar compasses structure can adjust the puncture angle and the pjncture needle depth of puncture needle frame with the help of auxiliary scale, has improved the accuracy of puncture. The utility model discloses simple structure, swift convenient, the accurate focus of puncturing of ability of operation, and safe and reliable.
Description
Technical Field
The utility model belongs to medical treatment auxiliary instrument field relates to an assistance-localization real-time direction support device for human organ tissue puncture, concretely relates to image puncture direction support device.
Background
Human organ tissue lesions (e.g., tumors) sometimes require biopsy or treatment of the lesion by puncture. The puncture position is needed to be positioned for the puncture of the focus, usually the puncture position is positioned by means of a medical imaging system, such as an ultrasonic machine, a C-arm X-ray machine, a CT (computed tomography) machine, an MRI (magnetic resonance imaging) machine and the like, but various imaging devices have the advantages, disadvantages and limitations as positioning guide, and are shown in the following steps:
1. ultrasonic: although the multi-angle real-time positioning and guiding can be realized, the ultrasonic puncture device is easily influenced by tissues (such as bones and air) at a puncture part, the ultrasonic puncture device only displays a plane image, the spatial relation of a puncture needle in a human body is not displayed enough in the puncture process, and a plurality of ultrasonic doctors are required to participate. 2. X-ray imaging system: a certain spatial relationship can be displayed, the puncture process can be monitored in real time, but contrast display and resolution of soft tissue and focus structures are lacked in most cases; 3. CT and MRI: the puncture needle has good tissue structure and lesion distinguishing and measuring performance, but cannot be monitored in real time, and in most cases, the puncture needle can only be used for puncture positioning on one plane, and multiple angles in space are lacked.
Currently, puncture auxiliary devices are of the following types: 1. the body epidermis is fixed the marker and is regarded as the reference; 2. a puncture needle fixing device which fixes the position of the puncture needle and repeatedly scans and adjusts the angle and the depth of the puncture needle after the puncture point is selected, and the puncture needle fixing device cannot dynamically adjust the puncture point; 3. a puncture guide device for guiding the puncture needle by an electromagnetic and computer system; 4. an electronic robot arm (robot) controlled by a computer system. The latter two kinds of guide equipment are complex in design and high in cost, and due to the structure and the use environment, the cooperation with the imaging equipment is limited to a certain extent, and if the guide equipment can not be linked with the CT examination at the same time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, convenient to use, can adjust the depth of penetration and angle, can make things convenient for the image puncture direction support device of accurate puncture focus.
In order to realize the purpose, the technical scheme of the utility model is that: provided is an image puncture guiding and supporting device, comprising: the puncture needle comprises a fixed seat, a positioning rod arranged and connected on the fixed seat, an adjusting connecting rod vertically connected with the positioning rod and a puncture needle frame arranged and connected on the adjusting connecting rod; the positioning rod can rotate along the fixing seat, the adjusting connecting rod can move up and down along the positioning rod, the puncture needle frame is of a hollow structure, and the puncture needle frame can move or adjust the angle on the adjusting connecting rod.
Further, the vacuum suction cup also comprises a chassis, wherein the chassis is arranged and connected below the fixed seat, and the chassis can adsorb the surface of a human body under negative pressure.
Furthermore, a negative pressure balloon is arranged on the chassis, so that the chassis can absorb the body surface under negative pressure.
Furthermore, the bottom of the positioning rod is provided with a universal joint, the fixing seat is provided with a mounting groove matched with the universal joint, and the positioning rod is connected with the fixing seat through the universal joint. Through the cooperation of universal joint and mounting groove and be connected, the locating lever can be followed the 360 degrees rotations of fixing base.
Furthermore, a strip-shaped sliding groove is formed in the adjusting connecting rod along the length direction, a limiting block is arranged on the puncture needle frame, and the puncture needle frame is fixed to the strip-shaped sliding groove through the limiting block. According to the use requirement, the depth and the angle of the puncture needle frame can be adjusted.
Furthermore, a fastening piece is arranged on the puncture needle frame, and the puncture needle frame can be fixed on the adjusting connecting rod through the fastening piece. The fastener can be arranged on the back of the puncture needle frame, and the fastener can adopt bolts, screws, screw rods and the like in the prior art.
Furthermore, the puncture needle frame is a strip-shaped sleeve, and the puncture needle can puncture to a focus of a human body along the direction of the puncture needle frame.
Furthermore, one end of the adjusting connecting rod is provided with a connecting sleeve matched with the positioning rod, the adjusting connecting rod is connected onto the positioning rod through the connecting sleeve, a fastening piece is arranged on the connecting sleeve, the adjusting connecting rod can be fixed onto the positioning rod through the fastening piece, and the fastening piece can adopt bolts, screws, screw rods and the like in the prior art.
Furthermore, the puncture needle holder also comprises an auxiliary scale which is formed by hinging a first rod-shaped ruler and a second rod-shaped ruler through one end, the connecting sleeve can be sleeved on the first rod-shaped ruler, and the puncture needle holder can be sleeved on the second rod-shaped ruler. The puncture angle and the puncture depth of the puncture needle frame can be adjusted by the auxiliary scale.
Further, the inner diameters of the connecting sleeve and the puncture needle frame are respectively matched with the outer diameters of the corresponding first rod-shaped ruler and the corresponding second rod-shaped ruler.
The utility model discloses image puncture direction support device has following beneficial effect:
1. the utility model designs an auxiliary scale of similar compasses structure can adjust the puncture angle and the pjncture needle depth of puncture needle frame with the help of auxiliary scale, has improved the accuracy of puncture.
2. The utility model discloses a with locating lever vertically adjusting connecting rod, and set up the bar sliding tray on adjusting connecting rod, make the adjustment of arbitrary angle and any position of puncture needle frame realization to satisfy the demand of puncture work, application scope is wider.
3. The utility model discloses simple structure, swift convenient, the accurate focus of puncturing of ability of operation, and safe and reliable.
Drawings
Fig. 1 is a schematic structural view of the image puncture guiding and supporting device of the present invention (the auxiliary scale is not shown);
FIG. 2 is a schematic structural view of the auxiliary scale for adjusting the angle of the puncture needle holder in the image puncture guiding and supporting device of the present invention;
FIG. 3 is a view showing a state of the image puncture guiding and supporting device according to the present invention;
in the figure: 1. positioning a rod; 2. a connecting sleeve; 3. a fastener; 4. a universal joint; 5. a fixed seat; 6. a negative pressure balloon; 7. a chassis; 8. adjusting the connecting rod; 9. a strip-shaped sliding groove; 10. a puncture needle frame; 11. a first rod-like ruler; 12. a second rod-like ruler; l1, adjusting the height of the connecting rod from the body surface; l2, depth of focus from body surface.
Detailed Description
In order to explain technical contents and structural features of the image puncture guiding and supporting device of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
As shown in fig. 1, 2 and 3, the image puncture guiding and supporting device of the present invention comprises: chassis 7, fixing base 5, set up locating lever 1 of connecting on fixing base 5, with the perpendicular regulation connecting rod 8 of being connected of locating lever 1, set up puncture needle frame 10 and the supplementary scale of connecting on regulation connecting rod 8.
The chassis 7 is arranged and connected below the fixed seat 5, and the negative pressure saccule 6 is arranged on the chassis 7, so that the chassis 7 can absorb the surface of a human body under negative pressure.
The bottom of the positioning rod 1 is provided with a universal joint 4, the fixing seat 5 is provided with a mounting groove matched with the universal joint 4, and the positioning rod 1 is connected with the fixing seat 5 through the universal joint 4. Through the cooperation of universal joint 4 and mounting groove and be connected, 360 degrees rotations in fixing base can be followed to locating lever 1.
One end of the adjusting connecting rod 8 is provided with a connecting sleeve 2 matched with the positioning rod 1, the adjusting connecting rod 8 is connected to the positioning rod 1 through the connecting sleeve 2, a fastener 3 is arranged on the connecting sleeve 2, and the adjusting connecting rod 8 can be fixed to the positioning rod 1 through the fastener 3. Through the connecting sleeve 2, the height L1 of the adjusting connecting rod 8 from the body surface can be adjusted. The adjustable puncture needle device is characterized in that a strip-shaped sliding groove 9 is formed in the adjusting connecting rod 8 along the length direction, a limiting block is arranged on the puncture needle frame 10, and the puncture needle frame 10 is fixed on the strip-shaped sliding groove 9 through the limiting block.
The puncture needle frame 10 has a hollow structure and is a strip-shaped sleeve, and the puncture needle frame 10 can move or adjust the angle on the adjusting connecting rod 8. The puncture needle frame 10 is provided with a fastener, and the puncture needle frame 10 can be fixed on the adjusting connecting rod 8 through the fastener. The fasteners may be disposed on the back of the lancet holder 10.
The auxiliary scale is formed by hinging a first rod-shaped ruler 11 and a second rod-shaped ruler 12 through one end, the connecting sleeve 2 can be sleeved on the first rod-shaped ruler 11, and the puncture needle frame 10 can be sleeved on the second rod-shaped ruler 12. The puncture angle and the puncture depth of the puncture needle holder 10 can be adjusted by means of the auxiliary scale. The inner diameters of the connecting sleeve 2 and the puncture needle frame 10 are respectively matched with the outer diameters of the corresponding first rod-shaped ruler 11 and the second rod-shaped ruler 12.
The utility model discloses image puncture direction support device's theory of operation:
1. the focus is located at the hinge of the auxiliary scale (similar to compasses), wherein the first rod-shaped ruler 12 is a mark post or a reference line and is a measuring standard puncture channel, and the second rod-shaped ruler 11 can draw a circle according to a set standard (fixed foot) and adjust a plurality of proper actual puncture positions and angles. The fixed foot (the first rod-shaped ruler 11) of the compass is determined, the movable foot (the second rod-shaped ruler 12) of the compass can adjust the angle to draw a plurality of concentric circles, the intersection point of the movable foot and the body surface is the puncture point with the same angle, the length of the fixed foot and the length of the movable foot of the compass are determined.
2. After the angle of the puncture needle frame 10 is fixed, the puncture needle frame 10 can rotate along the fixed seat 5, any position can be rotated, the puncture needle can puncture to a target point along the puncture needle frame 10 according to a measured distance, and the depth L2 of a focus from the body surface can be measured through CT or ultrasonic scanning.
Obtaining the puncture lesion position and determining the puncture depth and angle: the data and body surface positioning required by puncture can be obtained through ultrasound and CT/MRI three-dimensional imaging.
As long as confirmed the focus in human relative space position, just can break away from the independent location direction puncture operation of image equipment, but in view of strict safe angle and the puncture check treatment reality of always going on under image equipment, the utility model discloses the suggestion uses as the auxiliary instrument of location direction puncture to do not replace the effect of image equipment at puncture direction location.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the present invention is not limited by the appended claims.
Claims (10)
1. An image puncture guiding and supporting device, comprising: the puncture needle device comprises a fixed seat, a positioning rod arranged and connected on the fixed seat, an adjusting connecting rod vertically connected with the positioning rod and a puncture needle frame arranged and connected on the adjusting connecting rod; the positioning rod can rotate along the fixing seat, the adjusting connecting rod can move up and down along the positioning rod, the puncture needle frame is of a hollow structure, and the puncture needle frame can move or adjust the angle on the adjusting connecting rod.
2. The image puncture guide support device according to claim 1, wherein: the vacuum suction cup further comprises a chassis, the chassis is arranged and connected below the fixing seat, and the chassis can absorb the surface of a human body under negative pressure.
3. The image puncture guide support device according to claim 2, wherein: the chassis is provided with a negative pressure balloon.
4. The image puncture guiding and supporting device according to claim 1, wherein: the bottom of the positioning rod is provided with a universal joint, the fixing seat is provided with a mounting groove matched with the universal joint, and the positioning rod is connected with the fixing seat through the universal joint.
5. The image puncture guiding and supporting device according to claim 1, wherein: the adjustable puncture needle device is characterized in that a strip-shaped sliding groove is formed in the adjusting connecting rod along the length direction, a limiting block is arranged on the puncture needle frame, and the puncture needle frame is fixed on the strip-shaped sliding groove through the limiting block.
6. The image puncture guide support device according to claim 5, wherein: the puncture needle frame is provided with a fastener, and the puncture needle frame can be fixed on the adjusting connecting rod through the fastener.
7. The image puncture guiding and supporting device according to claim 6, wherein: the puncture needle frame is a strip-shaped sleeve.
8. The image puncture guiding and supporting device according to claim 1, wherein: one end of the adjusting connecting rod is provided with a connecting sleeve matched with the positioning rod, the adjusting connecting rod is connected onto the positioning rod through the connecting sleeve, a fastening piece is arranged on the connecting sleeve, and the adjusting connecting rod can be fixed onto the positioning rod through the fastening piece.
9. The image puncture guide support device according to claim 8, wherein: the puncture needle rack is characterized by further comprising an auxiliary scale, the auxiliary scale is formed by hinging a first rod-shaped ruler and a second rod-shaped ruler through one end, the connecting sleeve can be sleeved on the first rod-shaped ruler, and the puncture needle rack can be sleeved on the second rod-shaped ruler.
10. The image puncture guiding and supporting device according to claim 9, wherein: the inner diameters of the connecting sleeve and the puncture needle frame are respectively matched with the outer diameters of the corresponding first rod-shaped ruler and the second rod-shaped ruler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220179473.2U CN217593002U (en) | 2022-01-24 | 2022-01-24 | Image puncture guide support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220179473.2U CN217593002U (en) | 2022-01-24 | 2022-01-24 | Image puncture guide support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217593002U true CN217593002U (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220179473.2U Active CN217593002U (en) | 2022-01-24 | 2022-01-24 | Image puncture guide support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217593002U (en) |
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2022
- 2022-01-24 CN CN202220179473.2U patent/CN217593002U/en active Active
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