CN117100984A - Disposable drainage catheter and accessory for rapid first-aid self-rescue - Google Patents
Disposable drainage catheter and accessory for rapid first-aid self-rescue Download PDFInfo
- Publication number
- CN117100984A CN117100984A CN202211619164.3A CN202211619164A CN117100984A CN 117100984 A CN117100984 A CN 117100984A CN 202211619164 A CN202211619164 A CN 202211619164A CN 117100984 A CN117100984 A CN 117100984A
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- China
- Prior art keywords
- joint
- catheter body
- catheter
- channel
- supporting tube
- 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.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims description 12
- 239000003814 drug Substances 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 210000000056 organ Anatomy 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract 2
- 210000001835 viscera Anatomy 0.000 description 10
- 208000027418 Wounds and injury Diseases 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 208000014674 injury Diseases 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 230000003444 anaesthetic effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009295 sperm incapacitation Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids
- A61M25/0052—Localized reinforcement, e.g. where only a specific part of the catheter is reinforced, for rapid exchange guidewire port
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/065—Guide needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1033—Swivel nut connectors, e.g. threaded connectors, bayonet-connectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/27—General characteristics of the apparatus preventing use
- A61M2205/273—General characteristics of the apparatus preventing use preventing reuse, e.g. of disposables
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention relates to a quick first-aid self-rescue disposable drainage catheter, which is characterized in that a hollow puncture needle is sleeved in a catheter body, an inner supporting tube is sleeved between the hollow puncture needle and the catheter body, the front end of the inner supporting tube is supported on a step inside the catheter body, the flexible catheter body is supported and stretched to be in a straight tube state, puncture support is provided for the catheter body inside, an arc-shaped reinforcing plate is sleeved outside to provide reinforcing support for the catheter body outside, and puncture strength of the catheter body is guaranteed, so that the drainage catheter is held to directly puncture the drainage catheter into a fighter injured organ, and after the hollow puncture needle and the inner supporting tube are pulled out, accumulated liquid in the organ can be quickly drained, so that the operation process is simple, a fighter or a medical soldier of the wounded can quickly drain the accumulated liquid on site, and valuable time is struggled for further treatment of the wounded.
Description
Technical Field
The invention relates to the field of medical catheters, in particular to a quick first-aid self-rescue disposable drainage catheter and an accessory.
Background
Battlefield rescue is self-rescue and mutual rescue activities after the fighter is wounded in the battle time. Past war experience has shown that about 50% of wounded persons complete self-rescue and mutual-rescue during war. The method has the advantages of rapid and accurate battlefield rescue, and has very important significance for saving lives of wounded persons in time, reducing disability, recovering battle force, consolidating battle will and further treating and recovering the wounded persons.
In battlefield, the battlefield is often injured due to the explosion of the cannon, the bullet injury and the serious impact injury, the injury of the type can lead to a great deal of effusion generated by certain viscera in the battlefield, the compression force generated by the effusion can lead to serious complications such as dizziness, incapacitation and the like of the battlefield, but the type of negative injury can not discharge the effusion in the battlefield through mutual aid, generally, a medical care soldier lifts the battlefield away from the battlefield and transfers the battlefield to a battlefield hospital for treatment, so that the fighter can not be timely rescued on site, and if the injury is serious, the life safety of the battlefield can be endangered, therefore, a device convenient to operate and capable of achieving emergency drainage is necessary to solve the problems.
Disclosure of Invention
In order to solve the problems, the invention provides a quick first-aid self-rescue disposable drainage catheter and an accessory.
The technical scheme of the invention is as follows: a quick first-aid self-rescue disposable drainage catheter comprises a catheter body, an inner supporting tube, a hollow puncture needle and an arc-shaped reinforcing plate; the front end part of the catheter body is provided with a plurality of drainage holes along the direction of a bus, the interior of the catheter body is provided with a channel A and a channel B which are mutually communicated, and the diameter of the channel B is smaller than that of the channel A, so that a step is formed at the joint of the channel A and the channel B; the inner supporting tube is sleeved in the catheter body, the front end face of the inner supporting tube is supported on the step, the hollow puncture needle is sleeved in the inner supporting tube, and the front end of the hollow puncture needle penetrates through the channel B and extends out of the front end of the catheter body;
the arc reinforcing plate is a semicircular plate, the arc reinforcing plate is sleeved on the outer side of the catheter body, and two ends of the arc reinforcing plate extend to two ends of the catheter body.
Preferably, the rear end of the catheter body is Y-shaped and is connected with a dosing branch pipe, the inner side wall of the catheter body is provided with a dosing channel along the length direction, one end of the dosing channel is provided with a dosing hole penetrating through the catheter body, the position of the dosing hole corresponds to the position of the arc-shaped reinforcing plate, and the other end of the dosing channel is communicated with the dosing branch pipe.
Preferably, the hollow puncture needle and the channel B are in interference fit.
Preferably, the front end of the catheter body is provided with a conical head, and the front end of the arc-shaped reinforcing plate is provided with a conical section matched with the conical head.
An accessory of a quick first-aid self-rescue disposable drainage catheter comprises a joint A, a joint B, a joint C and a sealing cap; the joint A is connected at the rear end of the catheter main body, the joint B is connected with the joint A, the joint C is connected with the joint B, the sealing cap is connected at the outer end of the joint C, the rear end of the inner supporting tube extends out of the joint A, the extending part is fixedly connected with the joint B, the rear end of the hollow puncture needle extends out of the joint B, and the extending part is fixedly connected with the joint C.
Preferably, the first connector and the second connector are in threaded connection, the second connector and the third connector are in threaded connection, and the third connector and the sealing cap are in threaded connection.
Preferably, a reinforcing sleeve is arranged between the catheter body and the joint A, a branch pipe joint is arranged in the middle of the reinforcing sleeve, a medicine inlet hole is arranged at the position corresponding to the catheter body and the branch pipe joint, and the medicine adding branch pipe is connected in the branch pipe joint.
Preferably, the joint of the joint A and the catheter main body is provided with a conical groove, the conical groove is internally provided with glue for fixedly connecting the joint A and the catheter main body, the joint of the joint B and the inner supporting tube is provided with a conical groove, and the conical groove is internally provided with glue for fixedly connecting the joint B and the inner supporting tube
The beneficial technical effects of the invention are as follows:
(1) The catheter body is sleeved with the hollow puncture needle, the inner supporting tube is sleeved between the hollow puncture needle and the catheter body, the front end of the inner supporting tube is supported on the step inside the catheter body, the flexible catheter body is supported and stretched to be in a straight tube state, the puncture support is provided for the catheter body inside, the arc-shaped reinforcing plate is sleeved outside to provide reinforcing support for the catheter body outside, and the puncture strength of the catheter body is ensured, so that the drainage catheter is held to directly puncture the drainage catheter into an injured organ of a fighter, and after the hollow puncture needle and the inner supporting tube are pulled out, the effusion in the organ can be drained quickly, the operation process is simple, and a fighter or a medical soldier of the wounded can drain the effusion quickly on site, so that valuable time is strived for further treatment of the wounded.
(2) The hollow puncture needle can circulate effusion, and after the hollow puncture needle and the catheter body enter the viscera in the body, the effusion can flow out from the rear end of the hollow puncture needle under the action of the internal pressure, so that whether the effusion punctures the injured viscera (the effusion generated after different viscera are injured has different colors) can be judged according to the color of the flowing effusion, and the accurate and rapid puncture drainage is facilitated.
(3) According to the invention, the connectors are sequentially and fixedly connected through the threads, the catheter body, the hollow puncture needle and the inner supporting tube are fixedly connected into a whole, so that the catheter is convenient to hold and puncture, and after the connectors are unscrewed, the hollow puncture needle and the inner supporting tube can be rapidly pulled away from the catheter body, and the catheterization drainage can be completed for a wounded in a very short time.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view at a of FIG. 2;
FIG. 4 is an enlarged view at b of FIG. 2;
FIG. 5 is an enlarged view at c of FIG. 2;
FIG. 6 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 7 is a schematic perspective view of a catheter body;
fig. 8 is a schematic perspective view of an arc-shaped support plate;
FIG. 9 is a schematic perspective view of an inner support tube;
FIG. 10 is a schematic perspective view of a hollow needle;
fig. 11 is a picture of the product of the present invention.
In the figure, 11 parts of catheter body, 111 parts of drainage hole, 112 parts of channel A, 113 parts of channel B, 114 parts of step A, 115 parts of dosing channel, 116 parts of dosing hole, 117 parts of conical head, 118 parts of dosing hole, 12 parts of inner supporting tube, 13 parts of hollow puncture needle, 14 parts of arc-shaped reinforcing plate, 141 parts of conical section, 142 parts of grab handle, and all parts of the hollow puncture needle,
15. The device comprises a dosing branch pipe, 151, a dosing joint, 21, a joint A, 22, a joint B, 23, a joint C, 24, a sealing cap, 25, a reinforcing sleeve and 31, glue.
Detailed Description
Referring to fig. 1-10 of the specification, a quick first-aid self-rescue disposable drainage catheter comprises a catheter body, a hard inner supporting tube, a hollow puncture needle and an arc-shaped reinforcing plate;
the front end part of the catheter body is provided with a plurality of drainage holes along the direction of a bus, drainage is carried out through the drainage holes and the front port of the catheter body, the interior of the catheter body is provided with a channel A and a channel B which are mutually communicated, and the diameter of the channel B is smaller than that of the channel A, so that a step can be formed at the joint of the channel A and the channel B; the inner supporting tube is sleeved in the catheter body, the front end face of the inner supporting tube is supported on the step, the flexible catheter body is supported and stretched into a straight tube state through the inner supporting tube, powerful puncture support is provided for the catheter body inside, the drainage catheter is held by combining with the hollow puncture needle inside, the drainage catheter can be directly punctured into the viscera of a wounded, the hollow puncture needle is sleeved in the inner supporting tube, and the front end of the hollow puncture needle penetrates through the channel B and extends out of the front end of the catheter body;
the arc reinforcing plate is the semicircle shaped plate, and arc reinforcing plate suit is in the outside of pipe body, and its both ends extend to the both ends of pipe body, and the arc reinforcing plate is in the outside for it provides the reinforcing support, and the inside support of supporting tube in the cooperation can guarantee the puncture strength of pipe body, does benefit to medical soldier or wounded's battle and holds the pipe and carry out the quick puncture.
The rear end of the catheter body is Y-shaped and connected with a dosing branch pipe, the inner side wall of the catheter body is provided with a dosing channel along the length direction, one end of the dosing channel is provided with a dosing hole penetrating through the catheter body, the position of the dosing hole corresponds to that of the arc-shaped reinforcing plate, the arc-shaped reinforcing plate can block the dosing hole during puncture, the other end of the arc-shaped reinforcing plate is communicated with the dosing branch pipe, drugs such as anesthetic can be rapidly added into the dosing channel through the dosing pipe, and then the drugs are discharged from the dosing hole to the body of a wounded for auxiliary treatment.
The hollow puncture needle and the channel B are in interference fit, the interference fit is used for fixing the front end of the hollow puncture needle and the catheter body tightly, the hollow puncture needle and the catheter body are integrally punctured, and the catheter body is made of flexible plastic materials, so that the hollow puncture needle and the catheter body can be assembled and disassembled by forceful insertion and extraction.
The front end of the catheter body is provided with a conical head which is beneficial to puncture, and the front end of the arc-shaped reinforcing plate is provided with a conical section matched with the conical head.
Referring to fig. 1-10 of the specification, an accessory of a disposable drainage catheter for rapid first-aid self-rescue comprises the drainage catheter of the first embodiment, a connector A, a connector B, a connector C and a sealing cap, wherein the connector A, the connector B and the connector C are hollow structures with two open ends; the joint A is connected at the rear end of pipe main part, connects II and connects first, connects III and connects II and connect the outer end at III, and this sealing cap is used for puncture in-process with the rear end of cavity pjncture needle sealed, opens the sealing cap after the puncture gets into the body and observes the hydrops that cavity pjncture needle flows out, judges whether puncture is in place, and interior stay tube rear end stretches out from joint A, and extension and joint B fixed connection, cavity pjncture needle rear end stretch out from joint B, extension and joint C fixed connection.
The first joint and the second joint are connected by screw threads, the second joint and the third joint are connected by screw threads, the third joint and the sealing cap are connected by screw threads, and the manner of screw threads is convenient for the butt joint and disassembly between the joints; be equipped with the reinforcement sleeve between pipe body and the joint first, the reinforcement sleeve's middle part is equipped with the branch pipe and connects, and pipe body and branch pipe connect the position that corresponds and be equipped with into medicine hole, and the branch pipe that adds medicine connects in branch pipe connects, should consolidate the sleeve and be used for strengthening the fastness of being connected between pipe body and the joint first.
The joint of the joint A and the catheter main body is provided with a conical groove, glue is arranged in the conical groove to fixedly connect the joint A and the catheter main body, the joint of the joint B and the inner supporting tube is provided with a conical groove, and glue is arranged in the conical groove to fixedly connect the joint B and the inner supporting tube.
The working process and principle of the embodiment are as follows:
(1) When a wounded on a battlefield carries out drainage emergency treatment, the catheter body is held, the wounded viscera in the wounded body is punctured by the hollow puncture needle at the front end of the catheter body, and the inner supporting tube and the arc-shaped reinforcing plate provide a straight tubular powerful support for the catheter body in the puncturing process, so that the puncturing effect cannot be influenced due to insufficient strength of the catheter;
(2) When the front end of the hollow puncture needle is judged to reach the vicinity of the injured viscera, a sealing cap at the rear end of the hollow puncture needle is opened, effusion can flow out from the rear end of the hollow puncture needle under the action of internal pressure, and whether the catheter body accurately punctures the injured viscera is judged according to the color of the effusion;
(3) After the catheter is punctured into the injured viscera, the joint C is screwed first, the catheter is separated from the joint B at the rear end of the inner supporting tube, the hollow puncture needle is pulled out, then the joint B is screwed, the catheter is separated from the joint A at the rear end of the catheter body, the inner supporting tube is pulled out, and only the catheter body is left in the body of the wounded;
(4) The joint A of the catheter body is connected with the drainage tube joint of the drainage bag to drain the effusion at the viscera of the wounded body.
Claims (8)
1. A quick first-aid self-rescue disposable drainage catheter, which is characterized in that:
comprises a catheter body, an inner supporting tube, a hollow puncture needle and an arc-shaped reinforcing plate;
the front end part of the catheter body is provided with a plurality of drainage holes along the direction of a bus, the interior of the catheter body is provided with a channel A and a channel B which are mutually communicated, and the diameter of the channel B is smaller than that of the channel A, so that a step is formed at the joint of the channel A and the channel B; the inner supporting tube is sleeved in the catheter body, the front end face of the inner supporting tube is supported on the step, the hollow puncture needle is sleeved in the inner supporting tube, and the front end of the hollow puncture needle penetrates through the channel B and extends out of the front end of the catheter body;
the arc reinforcing plate is a semicircular plate, the arc reinforcing plate is sleeved on the outer side of the catheter body, and two ends of the arc reinforcing plate extend to two ends of the catheter body.
2. The rapid first-aid self-rescue disposable drainage catheter of claim 1, wherein: the rear end of the catheter body is Y-shaped and is connected with a dosing branch pipe, the inner side wall of the catheter body is provided with a dosing channel along the length direction, one end of the dosing channel is provided with a dosing hole penetrating through the catheter body, the position of the dosing hole corresponds to the position of the arc-shaped reinforcing plate, and the other end of the dosing hole is communicated with the dosing branch pipe.
3. The rapid first-aid self-rescue disposable drainage catheter of claim 1, wherein: the hollow puncture needle is in interference fit with the channel II.
4. The rapid first-aid self-rescue disposable drainage catheter of claim 1, wherein: the front end of the catheter body is provided with a conical head, and the front end of the arc-shaped reinforcing plate is provided with a conical section matched with the conical head.
5. An accessory of a quick first-aid self-rescue disposable drainage catheter is characterized in that: comprises a first joint, a second joint, a third joint and a sealing cap; the joint A is connected at the rear end of the catheter main body, the joint B is connected with the joint A, the joint C is connected with the joint B, the sealing cap is connected at the outer end of the joint C, the rear end of the inner supporting tube extends out of the joint A, the extending part is fixedly connected with the joint B, the rear end of the hollow puncture needle extends out of the joint B, and the extending part is fixedly connected with the joint C.
6. The rapid first-aid self-rescue disposable drainage catheter accessory of claim 5, wherein: the first connector and the second connector are in threaded connection, the second connector and the third connector are in threaded connection, and the third connector and the sealing cap are in threaded connection.
7. The rapid first-aid self-rescue disposable drainage catheter accessory of claim 5, wherein: a reinforcing sleeve is arranged between the catheter body and the connector A, a branch pipe connector is arranged in the middle of the reinforcing sleeve, a medicine inlet hole is formed in the position, corresponding to the catheter body and the branch pipe connector, of the catheter body, and the medicine adding branch pipe is connected in the branch pipe connector.
8. The rapid positioning single use drainage catheter accessory of claim 5, wherein: the joint of the joint A and the catheter main body is provided with a conical groove, glue is arranged in the conical groove to fixedly connect the joint A and the catheter main body, the joint of the joint B and the inner supporting tube is provided with a conical groove, and glue is arranged in the conical groove to fixedly connect the joint B and the inner supporting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211619164.3A CN117100984A (en) | 2022-12-16 | 2022-12-16 | Disposable drainage catheter and accessory for rapid first-aid self-rescue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211619164.3A CN117100984A (en) | 2022-12-16 | 2022-12-16 | Disposable drainage catheter and accessory for rapid first-aid self-rescue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117100984A true CN117100984A (en) | 2023-11-24 |
Family
ID=88809861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211619164.3A Pending CN117100984A (en) | 2022-12-16 | 2022-12-16 | Disposable drainage catheter and accessory for rapid first-aid self-rescue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117100984A (en) |
-
2022
- 2022-12-16 CN CN202211619164.3A patent/CN117100984A/en active Pending
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