CN217014171U - Convenient to use's external puncture guiding device - Google Patents
Convenient to use's external puncture guiding device Download PDFInfo
- Publication number
- CN217014171U CN217014171U CN202220204608.6U CN202220204608U CN217014171U CN 217014171 U CN217014171 U CN 217014171U CN 202220204608 U CN202220204608 U CN 202220204608U CN 217014171 U CN217014171 U CN 217014171U
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- Prior art keywords
- fixing
- cylinder
- convenient
- puncture
- block
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- 210000000038 chest Anatomy 0.000 claims description 7
- 210000000115 thoracic cavity Anatomy 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims 1
- 239000007779 soft material Substances 0.000 description 6
- 238000001356 surgical procedure Methods 0.000 description 4
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 208000002330 Congenital Heart Defects Diseases 0.000 description 1
- 208000025584 Pericardial disease Diseases 0.000 description 1
- 238000002583 angiography Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000028831 congenital heart disease Diseases 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000031225 myocardial ischemia Diseases 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000002054 transplantation Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a convenient-to-use extrathoracic puncture guiding instrument, which comprises an adjusting structure for adjusting the motion of a puncture needle cylinder, a fixing structure and a clamping structure for fixing the puncture needle cylinder; the adjusting structure is arranged in the fixing structure and is rotationally connected with the fixing structure; the clamping structure is arranged at the bottom of the adjusting structure and is movably connected with the adjusting structure. After the puncture needle cylinder is fixed by the clamping structure, the clamping structure is moved by operating the adjusting structure to puncture the chest.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to an external thoracic puncture guiding instrument convenient to use.
Background
The heart and chest surgery comprises diseases of heart surgery and general chest surgery, the heart surgery researches aspects of heart large vessel trauma, pericardial disease, congenital heart disease, ischemic heart disease, interventional therapy technology, heart, lung and heart-lung transplantation and the like, the puncture is a common medical operation term, a puncture needle is punctured into a body cavity to extract secretion for testing, gas or contrast agent is injected into the body cavity to perform contrast examination, or medicine is injected into the body cavity to perform diagnosis and treatment, and the puncture aims at blood drawing for testing, blood transfusion, fluid infusion, catheter implantation for angiography and the like.
Present puncture operation is that medical personnel directly punctures into patient's thorax with holding puncture needle cylinder, the operation is unstable like this, the degree of depth and the speed of puncture also are very difficult to control, it is higher to doctor's puncture level requirement, and cause the secondary damage to the patient easily, some puncture needle cylinder fixing device have also appeared in the market at present, but can only fix a specification and size's needle cylinder, and fixed puncture needle cylinder insecure, easily take place to slide, can't guarantee during the needle feeding that puncture needle cylinder keeps motionless, can appear rocking about, the practicality is not strong.
Aiming at the problems, the utility model provides an external thoracic puncture guiding instrument which is convenient to use.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the background art, the utility model provides a convenient external thoracic puncture guiding device.
A convenient extrathoracic puncture guiding apparatus comprises an adjusting structure for adjusting the motion of a puncture needle cylinder, a fixing structure and a clamping structure for fixing the puncture needle cylinder; the adjusting structure is arranged in the fixing structure and is rotationally connected with the fixing structure; the clamping structure is arranged at the bottom of the adjusting structure and is movably connected with the adjusting structure. After the puncture needle cylinder is fixed by the clamping structure, the clamping structure is moved by operating the adjusting structure to puncture the chest.
Furthermore, fixed knot constructs including the fixed bottom ring at bottom, the fixed plate at top, sets up the bracing piece perpendicularly between fixed bottom ring and the fixed plate. At least 2 support rods are arranged, and 3 support rods are preferably arranged; the support rods are arranged around the circle where the fixed bottom ring is located.
Furthermore, a soft material is arranged at the bottom of the fixing ring, and an adhesion layer is arranged at the lower part of the soft material; this setting can be guaranteed to be more stable when medical personnel use, guarantees patient's comfort level.
Further, a threaded hole is formed in the center of the fixing plate.
Furthermore, the adjusting structure comprises a threaded rod, a fixed block and a T-shaped block; the fixed block is fixed at the second end of the threaded rod, and the T-shaped block is arranged inside the fixed block and movably connected with the fixed block.
Furthermore, the first end of the threaded rod is provided with an operating part, so that the threaded rod can be rotated more conveniently by medical staff.
Further, the threaded rod is matched with a threaded hole in the fixing plate.
Furthermore, the fixed block is cylindrical, and the inside cylindrical cavity that sets up of fixed block, the fixed block bottom sets up the cylindrical cavity of intercommunication and outside through-hole one, a through-hole diameter is less than cylindrical cavity diameter.
Furthermore, the T-shaped block is composed of two cylinders, the first cylinder is located on the upper portion of the second cylinder and fixedly connected with the second cylinder, and the diameter of the first cylinder is smaller than or equal to that of the cylindrical cavity and larger than that of the first through hole.
Further, the diameter of the second cylinder is smaller than or equal to that of the first through hole, and the T-shaped block is arranged in the cylindrical cavity and can rotate freely.
Further, second cylinder lower extreme sets up two sets of connecting blocks, and a set of two connecting blocks that are have the distance between the connecting block, sets up through hole one around the connecting block. Preferably, two sets of connecting blocks are symmetrically arranged at the lower end of the second cylinder.
Further, the clamping structure comprises a connecting rod and a clamping head; the clamping head is fixedly connected to the lower part of the connecting rod.
Further, the top view of the clamping head is a minor arc, rectangular plates are arranged on two sides of the minor arc, and second through holes are formed in the rectangular plates and are used for bolts and nuts to penetrate through; the arrangement ensures that the puncture needle cylinder can not slide in the clamping head by using the bolt and the nut to fix and clamp the puncture needle cylinder after the puncture needle cylinder is put in.
Furthermore, the first end of the connecting rod is provided with a second through hole, the thickness of the connecting rod is equal to the distance between a single group of two connecting blocks, the connecting rod is installed on the connecting blocks and movably connected with the connecting rod, and the connecting rod can rotate at the joint of the connecting rod and the connecting blocks. 2 connecting rods are arranged and are respectively matched with the two groups of connecting blocks; specifically, a connecting shaft is arranged at the connecting position of the connecting rod and the connecting block, so that the connecting rod and the connecting block are rotatably connected; the connecting shaft sequentially penetrates through the first through hole and the second through hole on one side and then penetrates out of the first through hole on the other side.
Further, a fixed ring is arranged between the fixed bottom ring and the fixed plate, and the outer edge of the fixed ring is connected with the supporting rod through a fixed rod; the vertical projection of the circle center of the fixed ring and the circle centers of the circles where the two clamping heads are located is a point; the arrangement ensures that the puncture needle cylinder is kept vertical in the guide instrument and is more stable.
Further, the number of the fixing rods is consistent with that of the supporting rods.
The utility model has the beneficial effects that: the utility model has reasonable structure, leads the operation of medical personnel to be more convenient by arranging the adjusting structure, and leads the needle inserting speed and the depth to be more controllable; the puncture needle cylinder can not shake by arranging the fixed circular ring, so that the puncture is more stable; set up an adhesion layer through setting up soft materials and soft materials lower part, can guarantee more stable when medical personnel use, guarantee patient's comfort level.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention as a whole;
FIG. 3 is a schematic view of the fixing structure of the present invention;
FIG. 4 is a schematic view of an adjustment mechanism according to the present invention;
FIG. 5 is a cross-sectional view of an adjustment mechanism of the present invention;
FIG. 6 is a schematic structural view of a clamping structure according to the present invention;
in the figure, 1, a bottom ring is fixed; 2. a fixing plate; 3. a support bar; 4. a threaded rod; 5. a fixed block; 6. a T-shaped block; 7. an operation section; 8. connecting blocks; 9. a connecting rod; 10. a clamping head; 11. fixing the circular ring; 12. a fixing ring; 13. puncturing the needle cylinder; 14. a threaded bore.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below by specific embodiments, and it is obvious that the embodiments described are only a part of the embodiments of the present invention, rather than all embodiments, and other advantages and efficacies of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and examples can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts based on the embodiments in the present invention shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-6, the external thoracic puncture guiding device of this embodiment includes an adjusting structure for adjusting the movement of the puncture needle cylinder 13, a fixing structure, and a holding structure for fixing the puncture needle cylinder 13; the adjusting structure is arranged in the fixing structure and is rotationally connected with the fixing structure; the clamping structure is arranged at the bottom of the adjusting structure and movably connected with the adjusting structure. After the puncture needle cylinder 13 is fixed by the clamping structure, the clamping structure is moved by operating the adjusting structure to puncture the chest.
Example 2
Referring to fig. 1 to 3, on the basis of embodiment 1, the following technical features are added in this embodiment: (the following specific settings were made for the fixation structure): the fixed knot constructs fixed bottom ring 1, the fixed plate 2 at top including the bottom, sets up bracing piece 3 between fixed bottom ring 1 and the fixed plate 2 perpendicularly. The number of the support rods 3 is at least 2, preferably 3; the support rods 3 are arranged around the circle where the fixed bottom ring 1 is located. Specifically, the support rods 3 include a first support rod 3, a second support rod 3 and a third support rod 3, and the distance between the first support rod 3 and the second support rod 3 is equal to the distance between the second support rod 3 and the third support rod 3 and is smaller than the distance between the first support rod 3 and the third support rod 3; this arrangement facilitates the medical staff to put or take the puncture needle cylinder 13 into or out of the guide apparatus through the space between the first support rod 3 and the third support rod 3.
The bottom of the fixing ring 12 is provided with a soft material, and the lower part of the soft material is provided with an adhesion layer; this setting can be guaranteed to be more stable when medical personnel use, guarantees patient's comfort level. The center of the fixing plate 2 is provided with a threaded hole 14. A fixed ring 11 is arranged between the fixed bottom ring 1 and the fixed plate 2, and the outer edge of the fixed ring 11 is connected with the support rod 3 through a fixed rod; the center of the fixed ring 11 and the center of the circle where the two clamping heads 10 are located are vertically projected to form a point; this arrangement ensures that the puncture needle cylinder 13 remains vertical and more stable inside the guide instrument. The number of the fixing rods is consistent with that of the supporting rods 3.
Example 3
Referring to fig. 1-2 and 4-5, on the basis of the embodiment 1-2, the following technical features (the following specific setting is performed on the adjustment structure) are added in this embodiment: the adjusting structure comprises a threaded rod 4, a fixed block 5 and a T-shaped block 6; the fixed block 5 is fixed at the second end of the threaded rod 4, and the T-shaped block 6 is arranged inside the fixed block 5 and is movably connected with the fixed block 5.
The first end of threaded rod 4 sets up an operating portion 7, and this setting can guarantee that medical personnel rotate threaded rod 4 more conveniently.
The threaded rod 4 is adapted to a threaded hole 14 in the fixation plate 2.
The T-shaped block 6 is composed of two cylinders, a first cylinder is located on the upper portion of a second cylinder and fixedly connected with the second cylinder, and the diameter of the first cylinder is smaller than or equal to that of the cylindrical cavity and larger than that of the first through hole.
The diameter of the second cylinder is smaller than or equal to that of the first through hole, and the T-shaped block 6 is arranged in the cylindrical cavity and can rotate freely.
The second cylinder lower extreme sets up two sets of connecting blocks 8, and a set of two connecting blocks 8 that are have the distance between the connecting block 8, sets up through hole one around the connecting block 8. Preferably, two sets of connecting blocks 8 are symmetrically arranged at the lower end of the second cylinder.
Example 4
Referring to fig. 1-2 and 6, on the basis of the embodiments 1-3, the following technical features (the following specific setting is performed on the clamping structure) are added in this embodiment: the clamping structure comprises a connecting rod 9 and a clamping head 10; the clamping head 10 is fixedly connected to the lower portion of the connecting rod 9.
The top view of the clamping head 10 is a minor arc, rectangular plates are arranged on two sides of the minor arc, and a second through hole is formed in each rectangular plate and is used for a bolt and a nut to pass through; the arrangement is characterized in that the puncture needle cylinder 13 is fixedly clamped by bolts and nuts after being put into the puncture needle cylinder 13, so that the puncture needle cylinder 13 cannot slide in the clamping head 10.
The first end of connecting rod 9 sets up through hole two, and connecting rod 9 thickness equals the distance between single two connecting blocks 8 of group, and connecting rod 9 is installed on connecting block 8 and with connecting rod 9 swing joint, and connecting rod 9 can rotate at the junction with connecting block 8. 2 connecting rods 9 are respectively matched with the two groups of connecting blocks 8; specifically, a connecting shaft is arranged at the joint of the connecting rod 9 and the connecting block 8, so that the connecting rod 9 and the connecting block 8 are rotatably connected; the connecting shaft sequentially passes through the first through hole and the second through hole on one side and then penetrates out of the first through hole on the other side.
The above description of the embodiments is only for the understanding of the present invention. It should be noted that modifications could be made to the utility model without departing from the principle of the utility model, which would also fall within the scope of the claims of the utility model.
Claims (10)
1. A convenient extrathoracic puncture guiding instrument comprises an adjusting structure for adjusting the motion of a puncture needle cylinder, a fixing structure and a clamping structure for fixing the puncture needle cylinder, and is characterized in that the adjusting structure is arranged in the fixing structure and is rotationally connected with the fixing structure; the clamping structure is arranged at the bottom of the adjusting structure and is movably connected with the adjusting structure.
2. The convenient external thoracic puncture guiding device as claimed in claim 1, wherein the fixing structure comprises a bottom fixing ring and a top fixing plate, and a support rod is vertically arranged between the bottom fixing ring and the fixing plate and arranged around a circle of the bottom fixing ring; the center of the fixing plate is provided with a threaded hole.
3. The convenient extrathoracic puncture guide instrument of claim 2 wherein the adjustment structure comprises a threaded rod, a fixed block, a T-block; the fixed block is fixed at the threaded rod second end, and T type piece setting is inside the fixed block and with fixed block swing joint.
4. The convenient extrathoracic puncture guide instrument of claim 3 wherein the threaded rod has an operating portion at a first end thereof, the threaded rod being adapted to a threaded hole in the fixation plate.
5. The convenient external thoracic puncture guide apparatus of claim 3 wherein the fixing block is cylindrical, a cylindrical cavity is provided inside the fixing block, a first through hole communicating the cylindrical cavity and the outside is provided at the bottom of the fixing block, and the diameter of the first through hole is smaller than that of the cylindrical cavity.
6. The convenient extrathoracic puncture guide instrument of claim 5 wherein the T-shaped block is two cylinders, the first cylinder is located on the upper portion of the second cylinder, the first cylinder is fixedly connected with the second cylinder, the diameter of the first cylinder is smaller than or equal to the diameter of the cylindrical cavity and larger than the diameter of the first through hole; the diameter of the second cylinder is smaller than or equal to that of the first through hole, and the T-shaped block is arranged in the cylindrical cavity and can rotate freely.
7. The convenient-to-use extrathoracic puncture guiding instrument as claimed in claim 6, wherein two sets of connecting blocks are arranged at the lower end of the second cylinder, one set is two connecting blocks, a distance is reserved between the two connecting blocks, and a first through hole is formed in the front and the rear of each connecting block; two sets of connecting blocks are symmetrically arranged at the lower end of the second cylinder.
8. The convenient to use chest puncture guide instrument of claim 7, wherein the clamping structure comprises a connecting rod, a clamping head; the clamping head is fixedly connected to the lower part of the connecting rod; the top view of the clamping head is a minor arc, rectangular plates are arranged on two sides of the minor arc, and second through holes are formed in the rectangular plates and are used for bolts and nuts to penetrate through.
9. The convenient extrathoracic puncture guiding instrument of claim 8, wherein the first end of the connecting rod is provided with a second through hole, the thickness of the connecting rod is equal to the distance between two connecting blocks in a single group, the connecting rod is mounted on the connecting blocks and movably connected with the connecting rod, and the connecting rod can rotate at the joint of the connecting blocks; the connecting rod sets up 2, respectively with two sets of connecting block adaptations.
10. The convenient chest puncture guiding device of claim 2, wherein a fixing ring is arranged between the fixing bottom ring and the fixing plate, and the outer edge of the fixing ring is connected with the supporting rod through a fixing rod; the vertical projection of the circle center of the fixed ring and the circle centers of the circles where the two clamping heads are located is a point; the number of the fixed rods is consistent with that of the supporting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220204608.6U CN217014171U (en) | 2022-01-25 | 2022-01-25 | Convenient to use's external puncture guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220204608.6U CN217014171U (en) | 2022-01-25 | 2022-01-25 | Convenient to use's external puncture guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217014171U true CN217014171U (en) | 2022-07-22 |
Family
ID=82450741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220204608.6U Expired - Fee Related CN217014171U (en) | 2022-01-25 | 2022-01-25 | Convenient to use's external puncture guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217014171U (en) |
-
2022
- 2022-01-25 CN CN202220204608.6U patent/CN217014171U/en not_active Expired - Fee Related
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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: 20220722 |