CN111450396A - Novel three-way catheter for minimally invasive pancreatitis surgery - Google Patents
Novel three-way catheter for minimally invasive pancreatitis surgery Download PDFInfo
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- CN111450396A CN111450396A CN202010284745.0A CN202010284745A CN111450396A CN 111450396 A CN111450396 A CN 111450396A CN 202010284745 A CN202010284745 A CN 202010284745A CN 111450396 A CN111450396 A CN 111450396A
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- Prior art keywords
- pipe
- sleeve
- way
- minimally invasive
- inner sleeve
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- 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
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
- A61M3/0283—Cannula; Nozzles; Tips; their connection means with at least two inner passageways, a first one for irrigating and a second for evacuating
-
- 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
- A61M39/105—Multi-channel connectors or couplings, e.g. for connecting multi-lumen tubes
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a novel three-way catheter for minimally invasive pancreatitis, and particularly relates to the technical field of medical catheters, which comprises a sleeve, wherein one end of the sleeve is fixedly provided with a liquid inlet pipe, the outer side of one end of the sleeve is provided with a water permeable hole, an inner sleeve is sleeved in the sleeve, the liquid inlet pipe and the inner sleeve are arranged in the same length, one end of the liquid inlet pipe is fixedly provided with a first connecting three-way pipe, and one end of the inner sleeve is fixedly provided with a second connecting three-way pipe; and the first connecting three-way pipe and the second connecting three-way pipe are fixedly provided with a chemical injection backwashing pipe on one side, and the outer side of the chemical injection backwashing pipe is fixedly connected with a sealing plug. According to the invention, whether the inner sleeve is inserted into the inner end of the sleeve is determined by aligning the liquid inlet pipe and the outer end of the inner sleeve, the operation is simple and accurate, the insertion length of the inner sleeve is accurately positioned, and the inner sleeve can be pulled out of the sleeve, so that a patient can conveniently carry the catheter, and the patient can walk without hindering the rehabilitation and the activity of the patient.
Description
Technical Field
The invention relates to the technical field of medical catheters, in particular to a novel three-way catheter for a minimally invasive pancreatitis operation.
Background
The pancreas is a long and narrow gland, is transversely arranged on the plane of the lumbar vertebra body of the posterior abdominal wall 1-2, is soft in texture, is gray red, and is an organ deep in the human abdomen. The pancreas is divided into exocrine glands and endocrine glands. The exocrine gland consists of acinus and ducts, the acinus secretes pancreatic juice, and the ducts are channels for discharging the pancreatic juice. The pancreatic juice contains sodium bicarbonate, trypsinogen, lipase, amylase, etc. Pancreatic juice is discharged into duodenum through pancreatic duct, and has the function of digesting protein, fat and sugar, and pancreatitis is a disease of pancreas caused by the self-digestion of trypsin. The pancreas may be edematous, engorged, or hemorrhagic, necrotic. Clinically, abdominal pain, abdominal distension, nausea, vomiting, fever and other symptoms occur. The amylase content in the laboratory blood and urine is increased, and the like. It can be divided into acute and chronic types.
A dripping double sleeve is frequently used in the treatment process of pancreatitis, and the dripping double sleeve is used as a tool in the field of medical surgery and has irreplaceable effects in the fields of enterocutaneous fistula, biliary fistula, surgical infection and the like.
The prior art has the following defects: the interior sleeve pipe of dripping double cannula need insert the sleeve pipe of implanting, and current dripping sleeve pipe is when inserting interior sleeve pipe, and inconvenient affirmation inserts length, influences the treatment to the patient, and implant the internal pipe of patient inconvenient carrying, influences the patient activity.
Disclosure of Invention
Therefore, the embodiment of the invention provides a novel three-way catheter for minimally invasive pancreatitis, which is used for confirming whether an inner sleeve is inserted into the inner end of a sleeve or not by aligning a liquid inlet pipe and the outer end of the inner sleeve, is simple and accurate in operation, accurate in positioning of the insertion length of the inner sleeve, and capable of being drawn out of the sleeve, is convenient for a patient to carry the catheter, can enable the patient to walk without hindering the rehabilitation and the activity of the patient, and solves the problems caused by the fact that the implanted catheter influences the activity of the patient due to inaccurate insertion length of the inner sleeve in the prior art.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: a novel three-way conduit for minimally invasive pancreatitis surgery comprises a sleeve, wherein a liquid inlet pipe is fixedly arranged at one end of the sleeve, a water permeable hole is formed in the outer side of one end of the sleeve, an inner sleeve is sleeved inside the sleeve, the liquid inlet pipe and the inner sleeve are arranged in the same length, a first connecting three-way pipe is fixedly arranged at one end of the liquid inlet pipe, and a second connecting three-way pipe is fixedly arranged at one end of the inner sleeve;
and the first connecting three-way pipe and the second connecting three-way pipe are fixedly provided with a medicine injection backwashing pipe on one side, the outer side of the medicine injection backwashing pipe is fixedly connected with a sealing plug, and the sealing plug is matched with the medicine injection backwashing pipe.
Further, the liquid inlet pipe and the inner sleeve are both made of transparent medical resin materials, and the first connecting three-way pipe and the second connecting three-way pipe are made of rubber materials.
Furthermore, the lower end of the first connecting three-way pipe and the lower end of the second connecting three-way pipe are both provided with drainage interfaces.
Furthermore, the number of the water permeable holes is provided with a plurality of the water permeable holes, and the water permeable holes are arranged in central symmetry around the axis of the sleeve.
Furthermore, the first connecting three-way pipe and the second connecting three-way pipe are both perpendicular to the chemical injection backwashing pipe.
Furthermore, a fixed rubber sleeve is arranged in the arc at the other end of the sleeve, the fixed rubber sleeve is made of a rubber material, and the inner sleeve penetrates through the fixed rubber sleeve and extends into the sleeve.
Further, the sealing plug is arranged in a cylindrical shape and is fixedly connected with the outer end of the medicine injection backwashing pipe through a plastic sheet.
The embodiment of the invention has the following advantages:
1. by arranging the sleeve and the liquid inlet pipe, the sleeve and the liquid inlet pipe are implanted into the patient after the minimally invasive pancreatitis surgery, the first connecting three-way pipe is connected with flushing equipment, the liquid inlet pipe is used for conveying the washing liquid medicine into the body of the patient, the inner sleeve is inserted into the sleeve, whether the inner sleeve is inserted into the inner end of the sleeve or not is confirmed by aligning the liquid inlet pipe and the outer end of the inner sleeve, the operation is simple and accurate, then a negative pressure device is used for connecting a second connecting three-way pipe, the flushed liquid medicine permeates into the sleeve pipe through the water permeable holes, utilize the negative pressure in the interior sleeve pipe to carry out the negative pressure extraction to washing liquid medicine, extract the liquid medicine after washing, realize the pancreas treatment, interior sleeve pipe can be followed the sleeve pipe and taken out, makes things convenient for the patient to carry the pipe, and for current medical treatment double cannula, interior sleeve pipe inserts length location accuracy, can let the patient get off and walk about, does not hinder patient's recovery and activity.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic view of the overall structure provided by the present invention;
FIG. 2 is a schematic overall cross-sectional structure provided by the present invention;
FIG. 3 is a schematic view of the overall structure of the casing and the liquid inlet pipe according to the present invention;
FIG. 4 is a schematic view of the overall construction of the inner sleeve provided by the present invention;
FIG. 5 is a schematic view of the overall structure of a second connecting three-way pipe provided by the invention;
FIG. 6 is a schematic view of the structure of part A of FIG. 2 according to the present invention;
FIG. 7 is a schematic view of the overall structure of the present invention in a state where the closure plug blocks the injection back-flushing tube;
in the figure: the device comprises a sleeve pipe 1, a liquid inlet pipe 2, a water permeable hole 3, an inner sleeve pipe 4, a first connecting three-way pipe 5, a second connecting three-way pipe 6, a chemical injection backwashing pipe 7, a seal plug 8, a drainage interface 9 and a fixing rubber sleeve 10.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-7 of the specification, the novel three-way catheter for the minimally invasive pancreatitis surgery comprises a sleeve 1, wherein one end of the sleeve 1 is fixedly provided with a liquid inlet pipe 2, the outer side of one end of the sleeve 1 is provided with a water permeable hole 3, an inner sleeve 4 is sleeved inside the sleeve 1, the liquid inlet pipe 2 and the inner sleeve 4 are arranged in the same length, one end of the liquid inlet pipe 2 is fixedly provided with a first connecting three-way pipe 5, one end of the inner sleeve 4 is fixedly provided with a second connecting three-way pipe 6, the sleeve 1 and the liquid inlet pipe 2 are implanted into a patient, a drainage interface 9 of the first connecting three-way pipe 5 is connected with flushing equipment, flushing liquid medicine is conveyed into the patient through the liquid inlet pipe 2, the flushing liquid medicine permeates into the sleeve 1 through the water permeable hole 3, negative pressure in the inner sleeve 4 is used for performing negative pressure extraction on the flushing, the treatment operation is simple;
a medicine injection backwashing pipe 7 is fixedly arranged on one side of each of the first connecting three-way pipe 5 and the second connecting three-way pipe 6, a sealing plug 8 is fixedly connected to the outer side of the medicine injection backwashing pipe 7, the sealing plug 8 is arranged in a matching manner with the medicine injection backwashing pipe 7, the medicine injection backwashing pipe 7 on the first connecting three-way pipe 5 is used for injecting treatment medicines during flushing treatment, and then a negative pressure device is used for connecting the medicine injection backwashing pipe 7 on the first connecting three-way pipe 5 in the backwashing operation process to extract backwashing liquid medicine under negative pressure, and the medicine injection backwashing pipe 7 on the second connecting three-way pipe 6 is used for injecting backwashing medicines in the catheter backwashing process.
Further, the liquid inlet pipe 2 and the inner sleeve pipe 4 are both made of transparent medical resin materials, the first connecting three-way pipe 5 and the second connecting three-way pipe 6 are made of rubber materials, bending deformation of the liquid inlet pipe 2 and the inner sleeve pipe 4 is facilitated, use of the sleeve pipe is facilitated, connection and fixing operation of the first connecting three-way pipe 5 and the second connecting three-way pipe is facilitated, and sealing connection effect is improved.
Furthermore, the lower ends of the first connecting three-way pipe 5 and the second connecting three-way pipe 6 are provided with drainage interfaces 9, so that the first connecting three-way pipe 5 and the second connecting three-way pipe 6 can be conveniently connected with flushing equipment and negative pressure equipment, and medical operation can be conveniently carried out.
Further, 3 quantity in the hole of permeating water is provided with a plurality ofly, and is a plurality of hole 3 of permeating water is central symmetry setting about sleeve pipe 1 axial lead, makes things convenient for the liquid medicine to permeate to sleeve pipe 1 inside, and then makes things convenient for interior sleeve pipe 4 to extract the liquid medicine, realizes the discharge of liquid medicine.
Furthermore, the first connecting three-way pipe 5 and the second connecting three-way pipe 6 are both perpendicular to the medicine injection backwashing pipe 7, so that medicine injection and liquid medicine side negative pressure extraction are convenient to carry out.
Further, the inside solitary of sleeve pipe 1 other end is provided with fixed gum cover 10, fixed gum cover 10 is made by rubber materials, interior sleeve pipe 4 runs through inside fixed gum cover 10 stretches into sleeve pipe 1, and the elasticity that utilizes fixed rubber ring 10 is cramped fixedly to interior sleeve pipe 4 that stretches into in sleeve pipe 1, makes things convenient for interior sleeve pipe 4's use.
Further, the sealing plug 8 is arranged in a cylindrical shape, and the sealing plug 8 is fixedly connected with the outer end of the medicine injection backwashing pipe 7 through a plastic sheet, so that the sealing plug 8 can conveniently seal the medicine injection backwashing pipe 7.
The implementation scenario is specifically as follows: after pancreatitis minimally invasive surgery, a sleeve 1 and a liquid inlet pipe 2 are implanted into a patient, a sealing plug 8 seals a medicine injection backwashing pipe 7, a drainage interface 9 of a first connecting three-way pipe 5 and a connecting flushing device convey flushing liquid medicine into the patient through the liquid inlet pipe 2, an inner sleeve 4 is inserted into the sleeve 1 and aligns with the outer ends of the liquid inlet pipe 2 and the inner sleeve 4 to confirm that the inner sleeve 4 is inserted into the inner end of the sleeve 1, the operation is simple and accurate, a negative pressure device is connected with a drainage interface 9 of a second connecting three-way pipe, the flushing liquid medicine is infiltrated into the sleeve 1 through a water permeable hole 3, negative pressure in the inner sleeve 4 carries out negative pressure extraction on the flushing liquid medicine, the flushing liquid medicine is extracted, pancreas treatment is realized, the treatment operation is simple, the medicine injection backwashing pipe 7 on the first connecting three-way pipe 5 is used for injecting treatment medicine during the flushing treatment, utilize negative pressure equipment to connect injection backwash pipe 7 on first connecting three-way pipe 5, the back flush liquid medicine is extracted to the negative pressure, injection backwash pipe 7 on second connecting three-way pipe 6 is at the pipe back flush in-process, pour into the back flush medicine, utilize the elasticity of fixed rubber ring 10 to cramp fixedly to interior sleeve pipe 4 that stretches into in sleeve pipe 1, make things convenient for interior sleeve pipe 4's messenger, interior sleeve pipe 4 can be taken out from sleeve pipe 1, make things convenient for the patient to carry the pipe, can let the patient get off and walk about, do not hinder patient's recovery and activity.
The working principle is as follows:
referring to the attached drawings 1-7, after pancreatitis minimally invasive surgery, sleeve pipe 1 and feed liquor pipe 2 are implanted in the patient, drainage interface 9 of first connection three-way pipe 5 with be connected flushing device, it is internal to carry the washing liquid medicine through feed liquor pipe 2 and get into the patient, interior sleeve pipe 4 inserts inside sleeve pipe 1, align feed liquor pipe 2 and interior sleeve pipe 4 outer end, realize confirming interior sleeve pipe 4 inserts sleeve pipe 1 inner, easy operation is accurate, negative pressure device connects the drainage interface 9 of second connection three-way pipe, the liquid medicine that washes passes through 3 infiltration sleeve pipes 1 of permeable hole, negative pressure in interior sleeve pipe 4 carries out the negative pressure extraction to washing liquid medicine, extract the liquid medicine after washing, realize the pancreas treatment, interior sleeve pipe 4 can be taken out from sleeve pipe 1, make things convenient for the patient to carry the pipe, can let the patient get off and walk about, do not hinder patient.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. A novel three-way catheter for minimally invasive pancreatitis surgery comprises a sleeve (1) and is characterized in that: a liquid inlet pipe (2) is fixedly arranged at one end of the sleeve (1), a water permeable hole (3) is formed in the outer side of one end of the sleeve (1), an inner sleeve (4) is sleeved in the sleeve (1), the liquid inlet pipe (2) and the inner sleeve (4) are arranged in the same length, a first connecting three-way pipe (5) is fixedly arranged at one end of the liquid inlet pipe (2), and a second connecting three-way pipe (6) is fixedly arranged at one end of the inner sleeve (4);
the device is characterized in that a medicine injection backwashing pipe (7) is fixedly arranged on one side of each of the first connecting three-way pipe (5) and the second connecting three-way pipe (6), a sealing plug (8) is fixedly connected to the outer side of the medicine injection backwashing pipe (7), and the sealing plug (8) is matched with the medicine injection backwashing pipe (7).
2. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the liquid inlet pipe (2) and the inner sleeve (4) are both made of transparent medical resin materials, and the first connecting three-way pipe (5) and the second connecting three-way pipe (6) are made of rubber materials.
3. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: and the lower ends of the first connecting three-way pipe (5) and the second connecting three-way pipe (6) are respectively provided with a drainage interface (9).
4. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the number of the water permeable holes (3) is provided with a plurality of water permeable holes, and the water permeable holes (3) are arranged in a central symmetry mode about the axial lead of the sleeve (1).
5. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the first connecting three-way pipe (5) and the second connecting three-way pipe (6) are both vertical to the chemical injection backwashing pipe (7).
6. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the inner solitary of the other end of the sleeve (1) is provided with a fixed rubber sleeve (10), the fixed rubber sleeve (10) is made of rubber materials, and the inner sleeve (4) penetrates through the fixed rubber sleeve (10) and extends into the sleeve (1).
7. The novel pancreatitis minimally invasive surgery three-way catheter of claim 1, which is characterized in that: the sealing plug (8) is arranged in a cylindrical shape, and the sealing plug (8) is fixedly connected with the outer end of the medicine injection backwashing pipe (7) through a plastic sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010284745.0A CN111450396A (en) | 2020-04-13 | 2020-04-13 | Novel three-way catheter for minimally invasive pancreatitis surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010284745.0A CN111450396A (en) | 2020-04-13 | 2020-04-13 | Novel three-way catheter for minimally invasive pancreatitis surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111450396A true CN111450396A (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010284745.0A Withdrawn CN111450396A (en) | 2020-04-13 | 2020-04-13 | Novel three-way catheter for minimally invasive pancreatitis surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111450396A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915364A (en) * | 2021-03-09 | 2021-06-08 | 杨都江 | Acute pancreatitis is tee bend pipe for minimal access surgery |
-
2020
- 2020-04-13 CN CN202010284745.0A patent/CN111450396A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915364A (en) * | 2021-03-09 | 2021-06-08 | 杨都江 | Acute pancreatitis is tee bend pipe for minimal access surgery |
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Application publication date: 20200728 |