CN213347206U - Novel remaining needle - Google Patents
Novel remaining needle Download PDFInfo
- Publication number
- CN213347206U CN213347206U CN202021503777.7U CN202021503777U CN213347206U CN 213347206 U CN213347206 U CN 213347206U CN 202021503777 U CN202021503777 U CN 202021503777U CN 213347206 U CN213347206 U CN 213347206U
- Authority
- CN
- China
- Prior art keywords
- needle
- infusion
- indwelling needle
- sleeve
- connecting piece
- Prior art date
- 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
- 238000001802 infusion Methods 0.000 claims abstract description 55
- 239000007788 liquid Substances 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 239000002874 hemostatic agent Substances 0.000 claims description 7
- 239000003814 drug Substances 0.000 abstract description 12
- 239000012528 membrane Substances 0.000 abstract description 5
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920006300 shrink film Polymers 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A novel indwelling needle relates to the technical field of medical equipment, wherein a liquid inlet pipe and an indwelling needle sleeve pipe seat are respectively and fixedly connected to two ends of a liquid conveying pipe, a self-locking conical connecting piece is mounted on the liquid inlet pipe, a protective cap is mounted on the self-locking conical connecting piece, a shrinkage film sleeve is mounted on the protective cap, an infusion needle positioning mechanism is mounted on the self-locking conical connecting piece, the position of the infusion needle positioning mechanism corresponds to that of the protective cap and is sleeved, and an air outlet of the liquid conveying pipe is connected with an air inlet of an exhaust pipe; a novel keep somewhere needle, fix the transfusion needle of infusion usefulness through transfusion needle positioning mechanism, avoid the transfusion needle to take place to drop and influence the infusion progress, discharge the bubble in to the liquid medicine through waterproof ventilated membrane, avoid the bubble to enter into the human body along with the liquid medicine in, through the speed of stagnant water clamp control infusion, protect keeping somewhere the needle sheath through keeping somewhere the needle sleeve pipe.
Description
Technical Field
The utility model belongs to the technical field of the medical equipment technique and specifically relates to a novel keep somewhere needle is related to.
Background
Patients who need to carry out infusion for a long time generally adopt an indwelling needle, the indwelling needle is inserted in front of the arm of the patient, gas in the needle body is discharged through liquid medicine, and due to the fact that some bubbles exist in the liquid medicine, workers can discharge the bubbles, and the bubbles can enter the indwelling needle along with the liquid medicine; the needle point of the infusion tube is inserted into the liquid inlet end of the remaining needle, the connection between the infusion tube and the remaining needle is generally fixed through an adhesive tape, and after the adhesive tape loses viscosity, the infusion tube can be separated from the remaining needle, so that certain influence is generated on the infusion progress.
SUMMERY OF THE UTILITY MODEL
In order to overcome not enough among the background art, the utility model discloses a novel keep somewhere needle, the utility model discloses an infusion needle positioning mechanism fixes the infusion needle of infusion usefulness, avoids the infusion needle to take place to drop and influences the infusion progress, discharges through the bubble of waterproof ventilated membrane in to the liquid medicine, avoids the bubble to enter into in the human body along with the liquid medicine.
In order to realize the utility model aims at, the utility model adopts the following technical scheme:
a novel remaining needle comprises a transfusion tube, wherein both ends of the transfusion tube are respectively and fixedly connected with a liquid inlet tube and a remaining needle sleeve seat, a self-locking conical connecting piece is installed on the liquid inlet tube, a protective cap is installed on the self-locking conical connecting piece, a shrinkage film sleeve is installed on the protective cap, a transfusion needle positioning mechanism is installed on the self-locking conical connecting piece, the position of the transfusion needle positioning mechanism corresponds to the position of the protective cap and is sleeved, an air outlet of the transfusion tube is connected with an air inlet of an exhaust tube, a gas one-way valve is installed in the exhaust tube, a water stop clamp is installed on the transfusion tube and is positioned at the lower side of the exhaust tube, a remaining needle sheath is installed on a liquid outlet of the remaining needle sleeve seat, a hemostat is installed in the remaining needle sleeve seat, a puncture needle seat is movably connected in, the puncture needle penetrates through the hemostat and is positioned in the remaining needle sheath.
Infusion needle positioning mechanism includes the sleeve, the sleeve be located on auto-lock circular cone connecting piece and with auto-lock circular cone connecting piece fixed connection, be equipped with in the sleeve and rotate the groove, it is connected with two movable blocks to rotate the inslot rotation, first spring of fixedly connected with and first telescopic link on the movable block, the position of first spring is corresponding and cup joint with the position of first telescopic link, fixedly connected with locating plate on the flexible end of first spring and first telescopic link, it leads to the groove to be equipped with the L type on the sleeve, the position that the groove was led to the L type is corresponding with the position of rotating the groove.
The L-shaped through groove is fixedly connected with a pressing block which is trapezoidal.
One side of the top end of the positioning plate is arc-shaped.
And a waterproof breathable film is arranged in the air inlet of the exhaust pipe.
The stagnant water clamp includes the clamp, the clamp be located the transfer line and with transfer line sliding connection, one side of clamp is equipped with two mounting grooves, fixedly connected with second telescopic link and second spring in the mounting groove, the position of second telescopic link is corresponding and cup joint with the position of second spring, the flexible end of second telescopic link and second spring is last to install the slip arch, be equipped with two joint grooves on the clamp, the position of joint groove is corresponding with the bellied position of sliding, install two gag lever posts on the clamp, be equipped with the draw-in groove that the equidistance was arranged on the gag lever post, the position of draw-in groove is corresponding and the joint with the bellied position of sliding.
The clamp body is W-shaped, and the clamp body is an elastic body.
The indwelling needle sleeve is arranged on the indwelling needle sleeve seat, and the position of the indwelling needle sleeve corresponds to that of the indwelling needle sheath and is sleeved.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
a novel keep somewhere needle, fix the transfusion needle of infusion usefulness through transfusion needle positioning mechanism, avoid the transfusion needle to take place to drop and influence the infusion progress, discharge the bubble in to the liquid medicine through waterproof ventilated membrane, avoid the bubble to enter into the human body along with the liquid medicine in, through the speed of stagnant water clamp control infusion, protect keeping somewhere the needle sheath through keeping somewhere the needle sleeve pipe.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural view of a positioning mechanism of the infusion needle of the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
fig. 4 is a schematic view of a water stop clip of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
1. a transfusion tube; 2. a liquid inlet pipe; 3. a self-locking conical connector; 4. a transfusion needle positioning mechanism; 401. a sleeve; 402. a movable block; 403. a first spring; 404. positioning a plate; 405. a first telescopic rod; 5. a gas check valve; 6. an exhaust pipe; 7. a puncture needle seat; 8. a remaining needle sleeve seat; 9. an indwelling needle cannula; 10. a water stop clip; 1001. a clip body; 1002. a sliding projection; 1003. a second telescopic rod; 1004. a limiting rod; 1005. a second spring; 11. a waterproof breathable film; 12. a hemostat; 13. puncturing needle; 14. an indwelling needle sheath; 15. a protective cap; 16. and (4) shrinking the film sleeve.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
The novel indwelling needle comprises a transfusion tube 1, wherein both ends of the transfusion tube 1 are respectively and fixedly connected with a liquid inlet tube 2 and an indwelling needle sleeve seat 8, a self-locking conical connecting piece 3 is installed on the liquid inlet tube 2, a protective cap 15 is installed on the self-locking conical connecting piece 3, a shrink film sleeve 16 is installed on the protective cap 15, an infusion needle positioning mechanism 4 is installed on the self-locking conical connecting piece 3, an infusion needle for transfusion is fixed through the infusion needle positioning mechanism 4, the infusion needle is prevented from falling off to influence the transfusion progress, the position of the infusion needle positioning mechanism 4 corresponds to the position of the protective cap 15 and is sleeved, an air outlet of the transfusion tube 1 is connected with an air inlet of an exhaust tube 6, a gas one-way valve 5 is installed in the exhaust tube 6, a water stop clamp 10 is installed on the transfusion tube 1, and the water stop clamp 10 is positioned at the lower side of the exhaust, an indwelling needle sheath 14 is installed on a liquid outlet of the indwelling needle sleeve base 8, a hemostat 12 is installed in the indwelling needle sleeve base 8, a puncture needle base 7 is movably connected in the indwelling needle sleeve base 8, a puncture needle 13 is installed on the puncture needle base 7, and the puncture needle 13 penetrates through the hemostat 12 and is located in the indwelling needle sheath 14.
The speed of infusion is controlled by the water stop clamp 10 during infusion, and the infusion tube 1 is closed by the water stop clamp 10 when infusion is not performed, so that the phenomenon of blood backflow is avoided.
Infusion needle positioning mechanism 4 includes sleeve 401, sleeve 401 be located auto-lock circular cone connecting piece 3 on and with auto-lock circular cone connecting piece 3 fixed connection, be equipped with the rotation groove in the sleeve 401, it is connected with two movable blocks 402 to rotate the inslot rotation, first spring 403 of fixedly connected with and first telescopic link 405 on the movable block 402, the position of first spring 403 is corresponding with the position of first telescopic link 405 and cup joints, fixedly connected with locating plate 404 is served in the flexible of first spring 403 and first telescopic link 405, it leads to the groove to be equipped with the L type on the sleeve 401, the position of the groove is corresponding with the position of rotation groove to the L type.
The L-shaped through groove inner fixedly connected with press block is trapezoidal, and the needle handle part of the infusion needle is limited through the L-shaped through groove, so that the infusion needle is prevented from falling off.
One side of the top end of the positioning plate 404 is arc-shaped, so that medical personnel can conveniently insert an infusion needle into the infusion needle positioning mechanism 4.
Install waterproof ventilated membrane 11 in the air inlet of blast pipe 6, waterproof ventilated membrane 11 can keep apart liquid, and gas can pass through smoothly.
The stagnant water clamp 10 includes clamp 1001, clamp 1001 be located transfer line 1 on and with 1 sliding connection of transfer line, one side of clamp 1001 is equipped with two mounting grooves, fixedly connected with second telescopic link 1003 and second spring 1005 in the mounting groove, the position of second telescopic link 1003 is corresponding and cup joint with the position of second spring 1005, install the slip boss 1002 on the flexible end of second telescopic link 1003 and second spring 1005, be equipped with two joint grooves on the clamp 1001, the position of joint groove and slip boss 1002 is corresponding, install two gag lever posts 1004 on the clamp 1001, be equipped with the draw-in groove that the equidistance was arranged on the gag lever post 1004, the position of draw-in groove is corresponding and the joint with the position of slip boss 1002.
The clip 1001 is W-shaped, and the clip 1001 is an elastic body.
An indwelling needle sleeve 9 is arranged on the indwelling needle sleeve seat 8, and the position of the indwelling needle sleeve 9 corresponds to the position of the indwelling needle sheath 14 and is sleeved.
When the novel indwelling needle is used, a medical worker inserts an infusion needle into a self-locking conical connecting piece 3 through an infusion needle positioning mechanism 4, the positioning plate 404 is driven to move through a first spring 403 and a first telescopic rod 405, the position of the infusion needle is fixed through the positioning plate 404, the infusion needle is rotated by a worker, the needle handle part of the infusion needle is rotated into an L-shaped through groove, the needle handle part of the infusion needle is pressed through a pressing block in the L-shaped through groove, the infusion needle is prevented from being separated from the indwelling needle, bubbles in liquid medicine can enter an infusion tube 1 along with the liquid medicine, the bubbles can move along with the tube wall of the infusion tube 1 due to different densities of gas and liquid, the liquid is isolated through a waterproof breathable film 11, the bubbles enter an exhaust tube 6 through the waterproof breathable film 11 and are discharged, the bubbles are prevented from entering a human body along with the liquid medicine, and the worker presses a clamp 1001, drive gag lever post 1004 through clamp 1001 and remove, drive slip protruding 1002 through second spring 1005 and second telescopic link 1003 in the clamp 1001 and remove, through the draw-in groove joint on slip protruding 1002 and the gag lever post 1004, through the speed of stagnant water clamp 10 control infusion, when not infusing, close infusion pipe 1 through stagnant water clamp 10, avoid the phenomenon of blood backward flow to take place.
The invention is not described in detail in the prior art, and although the invention has been specifically shown and described in connection with the preferred embodiments, the method and the way of implementing the technical solution are numerous, and only the preferred embodiments of the invention have been described above, it should be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims, which are within the scope of the invention.
Claims (8)
1. The novel indwelling needle comprises an infusion tube (1), and is characterized in that: the infusion set is characterized in that the two ends of the infusion tube (1) are respectively and fixedly connected with a liquid inlet tube (2) and an indwelling needle sleeve seat (8), a self-locking conical connecting piece (3) is installed on the liquid inlet tube (2), a protective cap (15) is installed on the self-locking conical connecting piece (3), a shrinkage film sleeve (16) is installed on the protective cap (15), an infusion needle positioning mechanism (4) is installed on the self-locking conical connecting piece (3), the position of the infusion needle positioning mechanism (4) corresponds to the position of the protective cap (15) and is sleeved, an exhaust port of the infusion tube (1) is connected with an air inlet of an exhaust tube (6), a gas one-way valve (5) is installed in the exhaust tube (6), a water stop clamp (10) is installed on the infusion tube (1), the water stop clamp (10) is positioned at the lower side of the exhaust tube (6), and an indwelling needle sheath (14, a hemostat (12) is installed in the indwelling needle sleeve seat (8), a puncture needle seat (7) is movably connected in the indwelling needle sleeve seat (8), a puncture needle (13) is installed on the puncture needle seat (7), and the puncture needle (13) penetrates through the hemostat (12) and is located in the indwelling needle sheath (14).
2. The novel indwelling needle according to claim 1, wherein: infusion needle positioning mechanism (4) include sleeve (401), sleeve (401) be located on auto-lock circular cone connecting piece (3) and with auto-lock circular cone connecting piece (3) fixed connection, be equipped with in sleeve (401) and rotate the groove, it is connected with two movable blocks (402) to rotate the inslot rotation, fixedly connected with first spring (403) and first telescopic link (405) are gone up to movable block (402), the position of first spring (403) is corresponding and cup joint with the position of first telescopic link (405), fixedly connected with locating plate (404) are served in the flexible of first spring (403) and first telescopic link (405), it leads to the groove to be equipped with the L type on sleeve (401), the position of L type logical groove is corresponding with the position of rotation groove.
3. The novel indwelling needle according to claim 2, wherein: the L-shaped through groove is fixedly connected with a pressing block which is trapezoidal.
4. The novel indwelling needle according to claim 2, wherein: one side of the top end of the positioning plate (404) is arc-shaped.
5. The novel indwelling needle according to claim 1, wherein: and a waterproof breathable film (11) is arranged in the air inlet of the exhaust pipe (6).
6. The novel indwelling needle according to claim 1, wherein: the water stop clamp (10) comprises a clamp body (1001), the clamp body (1001) is positioned on the infusion tube (1) and is connected with the infusion tube (1) in a sliding way, one side of the clamp body (1001) is provided with two mounting grooves, a second telescopic rod (1003) and a second spring (1005) are fixedly connected in the mounting grooves, the position of the second telescopic rod (1003) corresponds to the position of the second spring (1005) and is sleeved, the telescopic ends of the second telescopic rod (1003) and the second spring (1005) are provided with a sliding bulge (1002), two clamping grooves are arranged on the clamp body (1001), the positions of the clamping grooves correspond to the positions of the sliding bulges (1002), two limiting rods (1004) are installed on the clamp body (1001), clamping grooves which are arranged at equal intervals are formed in the limiting rods (1004), and the positions of the clamping grooves correspond to the positions of the sliding protrusions (1002) in a clamping mode.
7. The novel indwelling needle according to claim 6, wherein: the clip body (1001) is W-shaped, and the clip body (1001) is an elastic body.
8. The novel indwelling needle according to claim 1, wherein: the indwelling needle sleeve seat (8) is provided with an indwelling needle sleeve (9), and the position of the indwelling needle sleeve (9) corresponds to the position of the indwelling needle sheath (14) and is sleeved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021503777.7U CN213347206U (en) | 2020-07-27 | 2020-07-27 | Novel remaining needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021503777.7U CN213347206U (en) | 2020-07-27 | 2020-07-27 | Novel remaining needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213347206U true CN213347206U (en) | 2021-06-04 |
Family
ID=76141789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021503777.7U Expired - Fee Related CN213347206U (en) | 2020-07-27 | 2020-07-27 | Novel remaining needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213347206U (en) |
-
2020
- 2020-07-27 CN CN202021503777.7U patent/CN213347206U/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: 20210604 |