CN219963623U - Reinforced CT anti-extravasation indwelling needle - Google Patents
Reinforced CT anti-extravasation indwelling needle Download PDFInfo
- Publication number
- CN219963623U CN219963623U CN202321281822.2U CN202321281822U CN219963623U CN 219963623 U CN219963623 U CN 219963623U CN 202321281822 U CN202321281822 U CN 202321281822U CN 219963623 U CN219963623 U CN 219963623U
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- CN
- China
- Prior art keywords
- indwelling needle
- elastic belt
- extravasation
- enhanced
- elastic
- 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.)
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Links
- 206010015866 Extravasation Diseases 0.000 title claims abstract description 24
- 238000001802 infusion Methods 0.000 claims abstract description 17
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 11
- 210000004204 blood vessel Anatomy 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the technical field of indwelling needles, in particular to an enhanced CT anti-extravasation indwelling needle which comprises an indwelling needle head, four annular equally-spaced forked pieces, an infusion tube and a protective fixing sleeve, wherein the indwelling needle head is internally provided with a soft needle, the forked pieces are arranged at the tail end of the soft needle and are connected with the indwelling needle head, the protective fixing sleeve is sleeved outside the infusion tube and comprises a sleeve body, annular bandages and two groups of tightening belts, the annular bandages are arranged at the two ends of the sleeve body, the two groups of tightening belts are arranged outside the annular bandages, the sleeve body is sleeved outside the infusion tube, each group of tightening belts are adhered through a magic tape so as to be sleeved outside limbs of an infant, the structure of the indwelling needle is improved on the basis of the prior art, the protective fixing sleeve is additionally arranged on the indwelling needle head, and after the sleeve body is sleeved outside the infusion tube, the tightening belts are sleeved outside limbs of the infant, so that the placement stability of the indwelling needle on the infant is improved.
Description
Technical Field
The utility model relates to the technical field of indwelling needles, in particular to an enhanced CT anti-extravasation indwelling needle.
Background
The use of the indwelling needle can reduce the pain of the child patient caused by repeated venipuncture, is convenient for clinical medication, can reduce the workload of medical staff and reduce the resistance of the child patient to treatment, so the indwelling needle has wide application, but the indwelling needle used in the past is found that when the high-pressure injection is carried out, the blood vessel at the needle head end is subjected to larger pressure, and the blood vessel wall is easy to break to cause seepage;
the existing indwelling needle can be provided with a bifurcation piece for preventing blood from leaking in the needle body so as to solve the problem of blood vessel wall seepage, but the indwelling needle is found in the use process, the indwelling needle is mainly adhered to a patient by adhering adhesive in the body, but the child patient is aged to be very fine, and the indwelling needle is easily separated from an insertion position due to the disorder of the child patient.
Disclosure of Invention
The utility model aims to provide an enhanced CT anti-extravasation indwelling needle, which aims to solve the problem that the indwelling needle in the prior art cannot stay on an infant stably.
In order to achieve the above purpose, the utility model provides an enhanced CT anti-extravasation indwelling needle, which comprises an indwelling needle head internally provided with a soft needle, four annular equally-spaced bifurcation pieces arranged at the tail end of the soft needle, an infusion tube connected with the indwelling needle head, and a protective fixing sleeve sleeved outside the infusion tube, wherein the protective fixing sleeve comprises a sleeve body, annular bandages arranged at two ends of the sleeve body and two groups of tightening belts arranged outside the annular bandages, the sleeve body is sleeved outside the infusion tube, and each group of tightening belts are adhered through a magic tape so as to be sleeved outside limbs of an infant.
The annular bandage comprises a tightening lace, an elastic belt body and a movable buckle, wherein one end of the tightening lace is connected with the elastic belt body, the elastic belt body is sleeved on the outer side of the infusion tube, and the movable buckle is movably connected with the tightening lace.
The movable buckle comprises a reset spring, a shell and a pressing button, the pressing button is movably connected with the shell, a through hole matched with the elastic belt body is formed in the pressing button, and the reset spring is arranged between the shell and the pressing button.
The elastic belt body is internally provided with a placement cavity, the placement cavity is arranged along the circumferential direction of the elastic belt body, and one end of the placement cavity is connected with the elastic belt body.
The tightening belt comprises an elastic belt and a connecting belt, wherein the elastic belt is made of elastic materials and is connected to one side of the annular bandage, the connecting belt is arranged on the other side of the annular bandage, and the connecting belt is bonded with the elastic belt.
According to the reinforced CT anti-extravasation indwelling needle, the structure of the indwelling needle is improved on the basis of the prior art, the protective fixing sleeve is additionally arranged on the indwelling needle head, and after the sleeve body is sleeved outside the infusion tube, the tightening belt is sleeved outside the limb of the infant, so that the placement stability of the indwelling needle on the infant is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic axial view of a first embodiment of an enhanced CT anti-extravasation indwelling needle according to the present utility model.
Fig. 2 is a schematic axial view of a protective retaining sheath for enhancing a first embodiment of a CT anti-extravasation indwelling needle according to the present utility model.
Fig. 3 is a schematic cross-sectional view showing the structure of a movable button of a first embodiment of an enhanced CT anti-extravasation indwelling needle according to the present utility model.
FIG. 4 is a schematic cross-sectional view of an elastic band body of a second embodiment of an enhanced CT anti-extravasation indwelling needle according to the present utility model.
101-indwelling needle, 102-soft needle, 103-bifurcation, 104-infusion tube, 105-protective fixation sheath, 106-sheath, 107-annular bandage, 108-lacing tape, 109-tightening lace, 110-elastic tape, 111-movable buckle, 112-return spring, 113-housing, 114-pressing button, 201-setting cavity, 202-elastic tape, 203-connecting tape.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
First embodiment
Referring to fig. 1 to 3, fig. 1 is a schematic axial view of a first embodiment of an enhanced CT anti-extravasation indwelling needle, fig. 2 is a schematic axial view of a protective fixing sleeve of the first embodiment of the enhanced CT anti-extravasation indwelling needle, and fig. 3 is a schematic sectional view of a movable buckle of the first embodiment of the enhanced CT anti-extravasation indwelling needle.
The utility model provides an enhanced CT anti-extravasation indwelling needle, which comprises an indwelling needle head 101 with a soft needle 102 arranged inside, four annular equally-spaced forked pieces 103 arranged at the tail end of the soft needle 102, a transfusion tube 104 connected with the indwelling needle head 101, and a protective fixing sleeve 105 sleeved outside the transfusion tube 104, wherein the protective fixing sleeve 105 comprises a sleeve body 106, annular bandages 107 arranged at the two ends of the sleeve body 106 and two groups of tightening belts 108 arranged outside the annular bandages 107, the annular bandages 107 comprise tightening belts 109, an elastic belt body 110 and movable buckles 111, the movable buckles 111 comprise reset springs 112, a shell 113 and pressing buttons 114, the sleeve body 106 is sleeved outside the transfusion tube 104, and each group of tightening belts 108 are adhered by magic tapes so as to be sleeved outside limbs of an infant patient.
In the embodiment, the prior Chinese utility model CN 209361520U discloses an enhanced CT anti-extravasation indwelling needle, which specifically comprises an indwelling needle head according to the record of the enhanced CT anti-extravasation indwelling needle head, wherein a puncture tip is arranged on the indwelling needle head, a soft needle is arranged on the indwelling needle head, the tail end of the soft needle, which is close to the puncture tip of the indwelling needle head, is provided with a connecting pipe, the tail end of the connecting pipe is provided with four branched pieces which are annularly and equidistantly arranged, an inclined plate is arranged in the connecting pipe, a plurality of linear and equidistant slow flow holes are arranged in the inclined plate, one side of the inclined plate is also provided with an arc-shaped fixing plate, the four branched pieces are opened by the arranged branched pieces when high-pressure injection is carried out, the opening angles of the four branched pieces are ensured to be within a certain range by the arranged elastic wires, finally, the impact pressure of liquid is slowed down by the arranged inclined plate and the problem that the vessel bearing pressure at the head end of the indwelling needle is the largest when the high-pressure injection is solved, the problem of easy rupture of the vessel wall is caused, in this case, the indwelling needle 101 is matched with the soft needle 102 inside, thereby realizing the placement of the indwelling needle, the bifurcation 103 is used for improving the stability of the soft needle 102, after the indwelling is completed, the protecting and fixing sleeve 105 is arranged on the infusion tube 104, the position of the protecting and fixing sleeve 105 on the patient is adjusted by utilizing the sleeve body 106 and the annular bandage 107, after the adjustment, the indwelling needle placement stability is improved by utilizing the tightening belt 108 to fix on the limb of the patient, the tightening belt 109 is used for adjusting the diameter of the elastic belt body 110, so that the elastic belt body 110 is suitable for infusion tubes 104 with different diameters, the movable buckle 111 is matched with the tightening belt 109, so that after the elastic belt body 110 is contracted by the tightening belt 109, the movable buckle 111 can lock the diameter of the elastic belt body 110, and the return spring 112 cooperates with the pressing button 114 to limit the tightening strap 109 by the movable buckle 111, so as to prevent the collection strap from resetting and affecting the subsequent use.
One end of the tightening lace 109 is connected with the elastic band body 110, the elastic band body 110 is sleeved on the outer side of the infusion tube 104, and the movable buckle 111 is movably connected with the tightening lace 109.
The tightening strap 109 adjusts the diameter of the elastic strap 110 to accommodate different diameters of the infusion tube 104, and the movable buckle 111 is used to lock the relative positions of the tightening strap 109 and the elastic strap 110.
Next, the pressing button 114 is movably connected with the housing 113, the pressing button 114 is provided with a through hole engaged with the elastic band body 110, and the return spring 112 is disposed between the housing 113 and the pressing button 114.
After the pressing button 114 is pressed, the tightening lace 109 may move in the through hole to adjust the diameter of the elastic belt body 110, after the adjustment is completed, the pressing button 114 is loosened, and the pressing button 114 clamps the tightening lace 109 under the action of the return spring 112, so as to avoid the resetting of the tightening lace 109.
Second embodiment
Referring to fig. 4, fig. 4 is a schematic cross-sectional view of an elastic band body of a second embodiment of an enhanced CT anti-extravasation indwelling needle.
On the basis of the first embodiment, a placement cavity 201 is arranged in the elastic belt body 110, the placement cavity 201 is arranged along the circumferential direction of the elastic belt body 110, and one end of the placement cavity 201 is connected with the elastic belt body 110;
the tightening strap 108 comprises an elastic strap 202 and a connecting strap 203, wherein the elastic strap 202 is made of elastic material and is connected to one side of the annular bandage 107, the connecting strap 203 is arranged on the other side of the annular bandage 107, and the connecting strap 203 is adhered to the elastic strap 202.
The setting cavity 201 is configured to cooperate with the tightening lace 109 to adjust the diameter of the elastic band body 110, and the elastic band 202 cooperates with the connecting band 203 to enable the tightening band 108 to be sleeved outside the limb of the infant, so that the indwelling needle can stably stay on the limb of the patient.
According to the reinforced CT anti-extravasation indwelling needle, the structure of the indwelling needle is improved on the basis of the prior art, the protective fixing sleeve 105 is additionally arranged on the indwelling needle 101, the sleeve body 106 is sleeved outside the infusion tube 104, and then the tightening belt 108 is sleeved outside the limb of the infant, so that the placement stability of the indwelling needle on the infant is improved.
The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.
Claims (5)
1. An enhanced CT anti-extravasation indwelling needle comprises an indwelling needle head with a soft needle inside, four annular equally-spaced forked sheets arranged at the tail end of the soft needle and an infusion tube connected with the indwelling needle head,
still establish the fixed cover of protection in the transfer line outside including the cover, the fixed cover of protection is in including the cover body, setting annular bandage at cover body both ends and setting are in two sets of lacing tape in the annular bandage outside, the cover body cover is established in the outside of transfer line, every group lacing tape is glued through the magic subsides between to the cover is established in the outside of infant's limbs.
2. The enhanced CT anti-extravasation indwelling needle according to claim 1, in which,
the annular bandage comprises tightening ties, an elastic belt body and a movable buckle, wherein one end of each tightening tie is connected with the corresponding elastic belt body, the elastic belt body is sleeved on the outer side of the infusion tube, and the movable buckle is movably connected with the corresponding tightening tie.
3. The enhanced CT anti-extravasation indwelling needle according to claim 2, in which,
the movable buckle comprises a reset spring, a shell and a pressing button, wherein the pressing button is movably connected with the shell, a through hole matched with the elastic belt body is formed in the pressing button, and the reset spring is arranged between the shell and the pressing button.
4. The enhanced CT anti-extravasation indwelling needle according to claim 3, in which,
the elastic belt body is internally provided with a placement cavity, the placement cavity is arranged along the circumferential direction of the elastic belt body, and one end of the placement cavity is connected with the elastic belt body.
5. The enhanced CT anti-extravasation indwelling needle according to claim 4, in which,
the binding belt comprises an elastic belt and a connecting belt, wherein the elastic belt is made of elastic materials and is connected to one side of the annular bandage, the connecting belt is arranged on the other side of the annular bandage, and the connecting belt is bonded with the elastic belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321281822.2U CN219963623U (en) | 2023-05-25 | 2023-05-25 | Reinforced CT anti-extravasation indwelling needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321281822.2U CN219963623U (en) | 2023-05-25 | 2023-05-25 | Reinforced CT anti-extravasation indwelling needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219963623U true CN219963623U (en) | 2023-11-07 |
Family
ID=88596724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321281822.2U Active CN219963623U (en) | 2023-05-25 | 2023-05-25 | Reinforced CT anti-extravasation indwelling needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219963623U (en) |
-
2023
- 2023-05-25 CN CN202321281822.2U patent/CN219963623U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |