CN219661842U - Puncture positioning dual-purpose guide rod sleeve and puncture positioning assembly - Google Patents
Puncture positioning dual-purpose guide rod sleeve and puncture positioning assembly Download PDFInfo
- Publication number
- CN219661842U CN219661842U CN202220260398.2U CN202220260398U CN219661842U CN 219661842 U CN219661842 U CN 219661842U CN 202220260398 U CN202220260398 U CN 202220260398U CN 219661842 U CN219661842 U CN 219661842U
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- guide rod
- dual
- positioning
- puncture
- rod sleeve
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- 210000000988 bone and bone Anatomy 0.000 abstract description 18
- 210000001519 tissue Anatomy 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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- Surgical Instruments (AREA)
Abstract
The utility model discloses a puncture positioning dual-purpose guide rod sleeve and a puncture positioning assembly, wherein two ends of the dual-purpose guide rod sleeve are respectively provided with an expanding part and a mounting part, the outer diameter of the expanding part gradually decreases in the direction away from the mounting part, and one end of a positioning guide rod penetrates through the dual-purpose guide rod sleeve when the puncture positioning dual-purpose guide rod sleeve is used. Through the dual-purpose guide arm sleeve pipe of above-mentioned optimal design's puncture location and puncture locating component, structural design is reasonable, and guide arm sleeve pipe gets into along the location seal wire bone tissue region realizes the expansion when the male, and then the location guide arm passes through the guide arm sleeve pipe and reachs the setpoint to avoid expanding and guide arm sleeve pipe two inserts, when reducing the time of the step of perforation operation, avoid human tissue's secondary damage.
Description
Technical Field
The utility model relates to the technical field of puncture positioning, in particular to a puncture positioning dual-purpose guide rod sleeve and a puncture positioning assembly.
Background
In minimally invasive orthopedic surgery, a doctor needs to locate a lesion position using an X-ray fluoroscopic image, thereby estimating a needle insertion site. In the puncture positioning process, a positioning guide wire is usually required to be arranged, then a hole is reamed through an expansion pipe, and then the hole is reamed and then the hole is knocked and perforated through a positioning guide rod on osseous tissues needing to be polished and perforated. To facilitate positioning guide insertion and to provide guidance for the positioning guide when it is knocked, it is often necessary to provide it with a guide sleeve. However, the guide rod sleeve needs to be inserted along the guide wire for the second time, and the insertion accuracy of the guide rod sleeve is affected due to the size difference of the guide rod sleeve and the guide wire, so that the human tissue is secondarily damaged.
Disclosure of Invention
In order to solve the technical problems in the background technology, the utility model provides a puncture positioning dual-purpose guide rod sleeve and a puncture positioning assembly.
The utility model provides a puncture positioning dual-purpose guide rod sleeve, wherein two ends of the dual-purpose guide rod sleeve are respectively provided with an expanding part and a mounting part, and the outer diameter of the expanding part is gradually reduced in the direction away from the mounting part.
Preferably, the outer wall of the mounting part is provided with external threads.
Preferably, the outer diameter of the mounting portion is larger than the outer diameter of the dual-purpose guide rod sleeve.
The utility model also provides a puncture positioning assembly, which comprises a positioning guide rod and the puncture positioning dual-purpose guide rod sleeve, wherein one end of the positioning guide rod penetrates through the dual-purpose guide rod sleeve.
Preferably, both ends of the positioning guide rod are respectively provided with a knocking part and a drill bit part, one end of the drill bit part penetrates through the dual-purpose guide rod sleeve from one end of the mounting part, and the knocking part is positioned on one side, away from the expanding part, of the mounting part.
Preferably, the drill bit portion has a triangular pointed configuration.
Preferably, the knocking part is detachably connected with the mounting part.
Preferably, the knocking part forms a sleeve structure at the periphery of the mounting part, and the inner wall of the sleeve structure is provided with internal threads matched with the threads of the mounting part.
Preferably, the positioning guide rod comprises a rod body and a working drill bit, and the working drill bit is detachably arranged at one end of the rod body.
Preferably, the needle tube positioning device further comprises a positioning needle tube and a positioning guide wire.
According to the puncture positioning dual-purpose guide rod sleeve and the puncture positioning assembly, the two ends of the dual-purpose guide rod sleeve are respectively provided with the expanding part and the mounting part, the outer diameter of the expanding part is gradually reduced in the direction away from the mounting part, and one end of the positioning guide rod penetrates through the dual-purpose guide rod sleeve when the puncture positioning dual-purpose guide rod sleeve is used. Through the dual-purpose guide arm sleeve pipe of above-mentioned optimal design's puncture location and puncture locating component, structural design is reasonable, and guide arm sleeve pipe gets into along the location seal wire bone tissue region realizes the expansion when the male, and then the location guide arm passes through the guide arm sleeve pipe and reachs the setpoint to avoid expanding and guide arm sleeve pipe two inserts, when reducing the time of the step of perforation operation, avoid human tissue's secondary damage.
Drawings
Fig. 1 is a schematic structural view of a dual-purpose guide rod sleeve for puncture positioning according to the present utility model.
Fig. 2 is a schematic structural view of a positioning guide rod of a puncture positioning assembly according to the present utility model.
Fig. 3 is a schematic view showing the structure of a positioning needle tube and a positioning guide wire of a puncture positioning assembly inserted into a bone tissue region according to the present utility model.
Fig. 4 is a schematic structural view of a dual-purpose guide rod sleeve of a puncture positioning assembly according to the present utility model inserted into a bone tissue region along a positioning guide wire.
Fig. 5 is a schematic structural view of a positioning guide rod of a puncture positioning assembly and a dual-purpose guide rod sleeve inserted into a bone tissue region according to the present utility model.
Detailed Description
Fig. 1 to 5 show, fig. 1 is a schematic structural view of a dual-purpose guide rod sleeve and a puncture positioning assembly according to the present utility model, fig. 2 is a schematic structural view of a positioning guide rod of a puncture positioning assembly according to the present utility model, fig. 3 is a schematic structural view of a positioning needle tube and a positioning guide wire of a puncture positioning assembly according to the present utility model inserted into a bone tissue region, fig. 4 is a schematic structural view of a dual-purpose guide rod sleeve of a puncture positioning assembly according to the present utility model inserted along a positioning guide wire, and fig. 5 is a schematic structural view of a positioning guide rod and a dual-purpose guide rod sleeve of a puncture positioning assembly according to the present utility model inserted into a bone tissue region.
Referring to fig. 1, the two ends of the dual-purpose guide rod sleeve 1 for puncture positioning according to the present utility model are respectively provided with an expanding portion 11 and a mounting portion 12, and the outer diameter of the expanding portion 11 gradually decreases in a direction away from the mounting portion 12.
In order to describe the use manner of the dual-purpose guide rod sleeve of the present embodiment in detail, referring to fig. 1 to 5, the present embodiment further provides a puncture positioning assembly, which includes a positioning guide rod 2 and the dual-purpose guide rod sleeve 1 for puncture positioning, wherein one end of the positioning guide rod 2 passes through the dual-purpose guide rod sleeve 1.
Specifically, the needle tube positioning device also comprises a needle tube positioning device 3 and a guide wire positioning device 4.
In a specific working process of the puncture positioning assembly of this embodiment, referring to fig. 3, firstly, a bone tissue region to be polished and perforated is punctured by a positioning needle tube, then, the positioning needle tube is passed through by a positioning guide wire to reach a positioning point of the bone tissue region for positioning, then, referring to fig. 4, a dual-purpose guide rod sleeve is sleeved outside the positioning guide wire, one end of an expanding part of the dual-purpose guide rod sleeve enters the bone tissue region along the positioning guide wire, reaming is completed in the process, then, the positioning guide wire is withdrawn, and referring to fig. 5, one end of the positioning guide rod passes through the guide rod sleeve to reach the positioning point, and a positioning guide hole is formed at the positioning point of the bone tissue region by the bone hammer striking positioning guide rod.
In this embodiment, the dual-purpose guide arm sleeve pipe of puncture location and puncture locating component that proposes, dual-purpose guide arm sleeve pipe both ends are equipped with expansion portion and installation department respectively, the external radial direction of expansion portion keeps away from the direction of installation department reduces gradually, and during the use, location guide arm one end passes dual-purpose guide arm sleeve pipe. Through the dual-purpose guide arm sleeve pipe of above-mentioned optimal design's puncture location and puncture locating component, structural design is reasonable, and guide arm sleeve pipe gets into along the location seal wire bone tissue region realizes the expansion when the male, and then the location guide arm passes through the guide arm sleeve pipe and reachs the setpoint to avoid expanding and guide arm sleeve pipe two inserts, when reducing the time of the step of perforation operation, avoid human tissue's secondary damage.
In a specific design manner of the positioning guide rod, two ends of the positioning guide rod 2 are respectively provided with a knocking part 21 and a drill part, one end of the drill part penetrates through the dual-purpose guide rod sleeve 1 from one end of the mounting part 12, and the knocking part 21 is positioned on one side of the mounting part 12 away from the expansion part 11. In a specific embodiment, the outer diameter of the mounting portion 12 is larger than the outer diameter of the dual-purpose guide sleeve 1. During knocking, one end of the drill bit part of the positioning guide rod penetrates through the guide rod sleeve, the mounting part and the knocking part of the guide rod support, guiding is provided for the guide rod in the process of knocking drilling, the drilling position is ensured to be accurate, and meanwhile, the guide rod enters along with knocking, and meanwhile, the expanding part at the front end of the sleeve protects tissues around the drilling position, so that secondary damage is avoided. Preferably, the drill bit portion has a triangular pointed configuration.
In a specific matching manner of the installation part of the guide rod sleeve and the knocking part for positioning the guide rod, the knocking part 21 is detachably connected with the installation part 12. Specifically, the outer wall of the mounting portion 12 is provided with external threads, and accordingly, the knocking portion 21 forms a sleeve structure at the outer periphery of the mounting portion 12, and the inner wall of the sleeve structure is provided with internal threads in threaded fit with the mounting portion 12; the two are connected into a whole through threaded fit.
In order to ensure that the formed positioning holes are adapted to the subsequent working sleeve, further reaming can be performed after drilling by means of positioning guides with different drill bit sections. Therefore, in the specific design manner of the positioning guide rod, the positioning guide rod 2 includes a rod body and a working drill bit 22, and the working drill bit 22 is detachably mounted at one end of the rod body.
In the concrete drilling process, firstly, a positioning guide rod with a pointed end is inserted along a guide rod sleeve, a bone hammer is used for knocking the positioning guide rod to form a groove on bone, then the positioning guide rod with a blunt end is replaced, the blunt end of the positioning guide rod is positioned at the groove, and the bone hammer is used for knocking the positioning guide rod again, so that the bone hammer continuously enters the vertebral canal.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The puncture positioning dual-purpose guide rod sleeve is characterized in that two ends of the dual-purpose guide rod sleeve (1) are respectively provided with an expansion part (11) and a mounting part (12), and the outer radial direction of the expansion part (11) is gradually reduced in a direction away from the mounting part (12);
the outer wall of the mounting part (12) is provided with external threads;
the outer diameter of the mounting part (12) is larger than that of the dual-purpose guide rod sleeve (1).
2. A puncture positioning assembly, characterized by comprising a positioning guide rod (2) and a puncture positioning dual-purpose guide rod sleeve (1) according to claim 1, wherein one end of the positioning guide rod (2) penetrates through the dual-purpose guide rod sleeve (1).
3. Puncture positioning assembly according to claim 2, characterized in that the positioning guide rod (2) is provided with a knocking part (21) and a drill part at both ends, respectively, one end of the drill part penetrates through the dual-purpose guide rod sleeve (1) from one end of the mounting part (12), and the knocking part (21) is positioned at one side of the mounting part (12) far away from the expanding part (11).
4. A puncture positioning assembly according to claim 3, characterized in that the striking part (21) is detachably connected with the mounting part (12).
5. The puncture positioning assembly according to claim 4, characterized in that the knocking part (21) forms a sleeve structure at the outer periphery of the mounting part (12), and the inner wall of the sleeve structure is provided with an internal thread in threaded fit with the mounting part (12).
6. A puncture positioning assembly according to claim 3, characterized in that the positioning guide (2) comprises a rod body and a working drill bit (22), the working drill bit (22) being detachably mounted at one end of the rod body.
7. A puncture positioning assembly according to claim 3, characterized in that it further comprises a positioning needle tube (3) and a positioning guide wire (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220260398.2U CN219661842U (en) | 2022-02-08 | 2022-02-08 | Puncture positioning dual-purpose guide rod sleeve and puncture positioning assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220260398.2U CN219661842U (en) | 2022-02-08 | 2022-02-08 | Puncture positioning dual-purpose guide rod sleeve and puncture positioning assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219661842U true CN219661842U (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220260398.2U Active CN219661842U (en) | 2022-02-08 | 2022-02-08 | Puncture positioning dual-purpose guide rod sleeve and puncture positioning assembly |
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| CN (1) | CN219661842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114343802A (en) * | 2022-02-08 | 2022-04-15 | 宋国俊 | Puncture positioning method and positioning assembly |
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2022
- 2022-02-08 CN CN202220260398.2U patent/CN219661842U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114343802A (en) * | 2022-02-08 | 2022-04-15 | 宋国俊 | Puncture positioning method and positioning assembly |
| CN114343802B (en) * | 2022-02-08 | 2024-07-16 | 宋国俊 | Puncture positioning method and positioning assembly |
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