CN110339435A - A kind of three trocar Assemblies and method for deep tissue puncture - Google Patents
A kind of three trocar Assemblies and method for deep tissue puncture Download PDFInfo
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- CN110339435A CN110339435A CN201910767634.2A CN201910767634A CN110339435A CN 110339435 A CN110339435 A CN 110339435A CN 201910767634 A CN201910767634 A CN 201910767634A CN 110339435 A CN110339435 A CN 110339435A
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- deep tissue
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000000429 assembly Methods 0.000 title claims abstract description 18
- 230000000712 assembly Effects 0.000 title claims abstract description 18
- 210000001321 subclavian vein Anatomy 0.000 claims abstract description 13
- 239000008280 blood Substances 0.000 claims description 9
- 210000004369 blood Anatomy 0.000 claims description 9
- 230000008520 organization Effects 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 3
- 238000009940 knitting Methods 0.000 claims description 2
- 208000005228 Pericardial Effusion Diseases 0.000 abstract description 3
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 238000004393 prognosis Methods 0.000 abstract description 2
- 210000001835 viscera Anatomy 0.000 abstract description 2
- 210000001519 tissue Anatomy 0.000 description 50
- 210000003516 pericardium Anatomy 0.000 description 9
- 210000003109 clavicle Anatomy 0.000 description 5
- 210000002216 heart Anatomy 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 3
- 210000000038 chest Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 241001484259 Lacuna Species 0.000 description 2
- 230000001936 parietal effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 238000001574 biopsy Methods 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 210000002321 radial artery Anatomy 0.000 description 1
- 230000000451 tissue damage Effects 0.000 description 1
- 231100000827 tissue damage Toxicity 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 210000002417 xiphoid bone Anatomy 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3287—Accessories for bringing the needle into the body; Automatic needle insertion
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3295—Multiple needle devices, e.g. a plurality of needles arranged coaxially or in parallel
- A61M5/3297—Needles arranged coaxially
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M2005/3201—Coaxially assembled needle cannulas placed on top of another, e.g. needles having different diameters
-
- 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/12—Blood circulatory system
- A61M2210/125—Heart
Abstract
The application proposes a kind of three trocar Assemblies punctured for deep tissue comprising: thick puncture needle, puncture cannula, thin puncture needle；In puncture process, when shallow tissue punctures, the tip alignment of thick puncture needle, puncture cannula, thin puncture needle；When deep tissue punctures, puncture cannula and thin puncture needle are stretched out from the first end of thick puncture needle, are pierced into deep tissue together, are then log out thin puncture needle, via the puncture cannula, establish the extracorporeal channel in deep tissue with subject.Pass through the sting device and method, vital tissue visceral organ injury can be reduced when puncturing deep tissue, increase sensibility when puncturing to deep tissue, improve puncture success rate, so as to improve clinical prognosis, it can be applied to clinical practice, such as puncturing pericardial effusion drainage and subclavian vein catheterization, there is very strong clinical value.
Description
Technical field
This application involves the puncture techniques of deep tissue, more particularly to three punctured without ultrasound guidance to deep tissue
Trochar and method.
Background technique
It is frequently necessary to puncture deep tissue, pericardiocentesis drainage when such as acute heart tamponade, daily clavicle in clinical position
Then lower retaining venipuncture utilizes mostly with the thick puncture needle of 18G or 20G (outer diameter is 1.2mm and 0.9mm respectively) Direct perforantes
Seldinger exchange of skills seal wire and sheath.The thick blood for puncturing pin puncture and entering target position such as cavum pericardiale or subclavian vein
Lumen is the first step successfully punctured, and the thick steel needle structure for puncturing needle wall is conducive to penetrate Biao Qian matter sclerous tissues and in week
A channel is fixed in the case where enclosing many bony structures.But the problem is that being increased with bodkin Direct perforantes deep tissue
The coup injury of deep tissue when especially repeatedly puncturing unsuccessful, and is possible to when puncturing the operation such as pericardium, due to bodkin
It is unobvious for the breakthrough sense of DEEP STRUCTURE, be directed through left/right locular wall, not in time find in the case of be further placed in seal wire and
Sheath causes irremediable consequence, threat to life.
It is conventional to puncture pericardium or subclavian vein is also punctured using common trochar sometimes, built in steel needle
Slightly advance a bit again after extraction blood back, guarantee that puncture cannula enters pericardium or blood vessel, non-resistance push casing enter cavum pericardiale or
It is intravascular, steel needle is exited, seldinger exchange of skills seal wire and sheath are then utilized.The problem is that when puncturing deep group
When knitting, casing is easy to be squeezed and deformed by shallow tissue or even tip location is moved out out pericardium or lumen of vessels, causes to puncture and lose
It loses or even seal wire or sheath is strayed into false chamber and causes adverse consequences.So conventional trocar puncturing is more suitable for the shallow tissue penetration of table,
Such as shallow venipuncture and radial artery puncturing.
Ultrasound-guided Biopsy can whole process see puncture process, be equivalent to the lower operation of direct-view, when being especially skilled in technique, but
It is that clinical setting is sometimes very critical, such as acute heart tamponade, blind can only wears, with the rescue life raced against time.Through under clavicle
Vein Tube belongs to clinical routine, mostly wears according to patient's experience is blind, and only individual complicated difficult or high-risk patients can be attempted
Ultrasound guided puncture is difficult a wide range of conventional application.
Summary of the invention
In view of the above problems, the application is directed to a kind of three trocar Assemblies punctured for deep tissue, energy
It is enough easily to penetrate shallow tissue and puncture into deep tissue.The application, which also aims to, proposes a kind of three unions using the application
The method of pipe needle device progress deep tissue puncture.
A kind of three trocar Assemblies punctured for deep tissue of the application comprising: thick puncture needle punctures set
Pipe, thin puncture needle；
Thick puncture needle is formed as tubulose, first end be formed as include inclined-plane tip；
Puncture cannula is formed as tubulose, first end be formed as include inclined-plane tip, second end is formed as end seat；
Thin puncture needle is formed as tubulose, first end be formed as include inclined-plane tip, second end is formed as end seat；
The length of puncture cannula and thin puncture needle is greater than the length of thick puncture needle；
Puncture cannula is inserted in thick puncture needle, is formed as airtight between puncture cannula and thick puncture needle；
Thin puncture needle is inserted in puncture cannula, is formed as airtight between thin puncture needle and puncture cannula；
In puncture process, when shallow tissue punctures, the tip alignment of thick puncture needle, puncture cannula, thin puncture needle；In depth
When portion's tissue penetration, puncture cannula and thin puncture needle are stretched out from the first end of thick puncture needle, are pierced into deep tissue together, are then moved back
Thin puncture needle out establishes the extracorporeal channel in deep tissue with subject via the puncture cannula.
Preferably, the inclined-plane alignment at the tip of the thick puncture needle, puncture cannula, thin puncture needle, constitute one it is smooth
Inclined-plane.
Preferably, the end seat of the second end of the thin puncture needle is for connecting negative suction system.
Preferably, scale is formed on the outside of the thick puncture needle；Scale is formed on the outside of the puncture conduit.
Preferably, the end seat of the thin puncture needle removably is combined together with the end seat of the puncture cannula.
Preferably, second side of the end seat of the puncture cannula forms depression；First side of the end seat of the thin puncture needle
Form protrusion；In depression described in the protrusion clamping.
A kind of method punctured for deep tissue of the application, is carried out using three above-mentioned trocar Assemblies；
Puncture cannula and thin puncture pin puncture shallow tissue are carried with thick puncture needle, it is proposed that one passes through the logical of shallow tissue
Road；
In the case of external syringe continuous negative pressure suction, puncture cannula and thin puncture needle are further pushed；
Puncture cannula is carried with thin puncture needle and enters target deep tissue, shows puncture cannula in place when extracting blood back out；
Thin puncture needle is fixed, puncture cannula is directly pushed in the case of non-resistance, so that puncture cannula travels further into destination organization；
Using seldinger technology, thin puncture needle is exchanged with seal wire, is placed in sheath or drainage tube.
Preferably, the target deep tissue is cavum pericardiale or subclavian vein.
By a kind of deep tissue sting device and methods for using them of the application, weight can be reduced when puncturing deep tissue
It organizes visceral organ injury, increases sensibility when puncturing to deep tissue, improve puncture success rate, so as to improve clinical prognosis,
It can be applied to clinical practice, such as puncturing pericardial effusion drainage and subclavian vein catheterization, there is very strong clinical application valence
Value.
Detailed description of the invention
Fig. 1 is that the cross-section structure of each building block for three trocar Assemblies of the application punctured for deep tissue shows
It is intended to；
Fig. 2 is three trocar Assemblies of the application punctured for deep tissue for puncturing structure when shallow tissue
Schematic diagram；
Fig. 3 is three trocar Assemblies of the application punctured for deep tissue for puncturing structure when deep tissue
Schematic diagram；
Fig. 4 is that the structure that the thin puncture needle for three trocar Assemblies of the application punctured for deep tissue is withdrawn by is shown
It is intended to；
Fig. 5 is subclavian vein internal anatomy；
Fig. 6 is hydropericardium schematic diagram.
Specific embodiment
In the following, the application is described in detail in conjunction with attached drawing.
A kind of three trocar Assemblies punctured for deep tissue of the application comprising: thick puncture needle 10 pierces casing
20 puncture needles 30.
Thick puncture needle 10 is formed as tubulose, first end 11 be formed as include inclined-plane tip；Puncture cannula 20 is formed as
Tubulose, first end 21 be formed as include inclined-plane tip, second end is formed as end seat 22；Thin puncture needle 30 is formed as pipe
Shape, first end 31 be formed as include inclined-plane tip, second end is formed as end seat 32.
The length of puncture cannula 20 and thin puncture needle 30 is greater than the length of thick puncture needle 10.
Puncture cannula 20 is inserted in thick puncture needle 10, is formed as airtight between puncture cannula 20 and thick puncture needle 10；
It is airtight to be formed by being in close contact between puncture cannula 20 and thick puncture needle 10, such as make the outer diameter etc. of puncture cannula 20
In the internal diameter of thick puncture needle 10, or between puncture cannula 20 and thick puncture needle 10, sealing ring or gasket are set.
Thin puncture needle 30 is inserted in puncture cannula 20, is formed as airtight between thin puncture needle 30 and puncture cannula 20；
It is airtight to be formed by being in close contact between thin puncture needle 30 and puncture cannula 20, such as make the internal diameter etc. of puncture cannula 20
In the outer diameter of thin puncture needle 30, or between puncture cannula 20 and thin puncture needle 30, sealing ring or gasket are set.
In puncture process, when shallow tissue punctures, the tip pair of thick puncture needle 10, puncture cannula 20, thin puncture needle 30
Together, shallow tissue is passed through together；When deep tissue punctures, puncture cannula 20 and thin puncture needle 30 are from the first of thick puncture needle 10
End is stretched out, and is pierced into deep tissue together, is then log out thin puncture needle, via the puncture cannula, establish in deep tissue with by
The extracorporeal channel of examination person.
The inclined-plane alignment at the tip 11,21,31 of thick puncture needle, puncture cannula, thin puncture needle, constitute one it is smooth oblique
Face, to facilitate the puncture of shallow tissue.
The end seat 32 of the second end of thin puncture needle 30 is for connecting negative suction system, such as syringe.It is seen in end seat 32
The socket 33 of the nipple of connection syringe can be formed.
The second end of thick puncture needle can also form end seat 12, to facilitate operation thick puncture needle 10, such as pass through holding end
To push, thick puncture needle carries puncture cannula to seat 12 and the thin pin puncture front group that punctures is knitted.
It is formed with scale on the outside of thick puncture needle 10, to facilitate the depth for judging that thick puncture needle enters；Puncture the outer of conduit 20
Side is formed with scale, to facilitate the depth for judging that puncture cannula enters.
The thin end seat 32 of puncture needle removably is combined together with 22, the end of puncture cannula.The end of puncture cannula 20
Second side of seat 22 forms depression 23；First side of the end seat 32 of thin puncture needle 30 forms protrusion；In raised clamping depression 23.
A kind of method punctured for deep tissue of the application, is carried out using three above-mentioned trocar Assemblies；
Puncture cannula and thin puncture pin puncture shallow tissue are carried with thick puncture needle, it is proposed that one passes through the logical of shallow tissue
Road；
In the case of external syringe continuous negative pressure suction, puncture cannula and thin puncture needle are further pushed；
Puncture cannula is carried with thin puncture needle and enters destination organization, such as cavum pericardiale or subclavian vein, when extracting blood back out
Show puncture cannula in place；Fixed thin puncture needle directly pushes puncture cannula in the case of non-resistance, so that puncture cannula is into one
Stepping enters in destination organization；
Using seldinger technology, thin puncture needle is exchanged with seal wire, is placed in sheath or drainage tube.
Embodiment 1: subclavian vein is punctured
1. patient's horizontal position goes to rest the head on, routine disinfection paving is single, carries puncture cannula and thin puncture needle with thick puncture needle, keeps
Tip is concordant, punctures shallow tissue under clavicle at right side clavicle China and foreign countries 1/3, first with thick puncture needle needle point top to clavicle, then
The channel for passing through shallow tissue is established in infraclavicular sutura, controls depth of needle, punctures subclavian vein estimated
The preceding thick puncture needle of fixation.
2. in the case of external syringe continuous negative pressure suction, further pushing puncture cannula and thin puncture needle, passing through puncture
The scale of sleeve surface controls depth of needle.It carries puncture cannula with thin puncture needle and punctures and enter subclavian vein, extract blood back out,
Puncture cannula is prompted in place, to fix thin puncture needle, puncture cannula is directly pushed in the case of non-resistance, prompt puncture cannula accurate
Into target position, suitably deeper can avoid falling off.
3. being then log out thin puncture needle, by puncture cannula, seldinger exchange of skills seal wire is recycled, is placed in sheath
Or drainage tube.
Embodiment 2: hydropericardium is punctured
1. the patient of acute heart tamponade or the patient of chronic large pericardial effusion, clinostatism of making even, routine disinfection paving is single, with
Thick puncture needle carries puncture cannula and thin puncture needle, keeps tip concordant, and under xiphoid-process or the apex of the heart punctures wall of the chest shallow tissue, first
The channel for passing through wall of the chest shallow tissue is established with thick puncture needle, controls depth of needle, it is fixed thick before estimated puncture pericardium
Puncture needle.
2. in the case of external syringe continuous negative pressure suction, further pushing puncture cannula and thin puncture needle, passing through puncture
The scale of sleeve surface controls depth of needle.It carries puncture cannula with thin puncture needle and punctures and enter pericardium, extract blood back out, prompt is worn
Thorn casing in place, fixes thin puncture needle, puncture cannula is directly pushed in the case of non-resistance, puncture cannula is prompted accurately to enter mesh
Cursor position suitably deeper can avoid falling off.
3. thin puncture needle only needs guiding through parietal layer pericardium, resistance is smaller, can be extracted into blood back, and the strength of inserting needle more preferably controls.
When thin puncture needle encounters locular wall, since locular wall has certain thickness, and diastole is uninterruptedly shunk, in the limited situation of inserting needle dynamics
The risk for penetrating locular wall is greatly lowered, and operates safer.
4 are then log out thin puncture needle, by puncture cannula, recycle seldinger exchange of skills seal wire, be placed in sheath or
Drainage tube.
Compared with prior art, the present invention has the advantage that as follows with effect:
1. not against ultrasonic guidance, but utilizing the design feature of puncture needle itself, puncture cannula is carried with thin puncture needle
It goes to puncture deep tissue, breaks through sense and be better than thick puncture needle, and further non-resistance push puncture cannula verifying casing is located at target
Lacuna completes the vital first step of puncture and intubation.Puncture cannula is also reduced completely into target lacuna such as subclavian vein
Exchange guidewire unsuccessful situation.Optimize clinical manipulation, there is good clinical conversion value.
2. thin puncture needle only needs guiding through parietal layer pericardium, and resistance is smaller when puncturing pericardium, it can be extracted into blood back, inserting needle
Strength more preferably controls.When thin puncture needle encounters locular wall, since locular wall has certain thickness, and diastole is uninterruptedly shunk, needle force
It spends in limited situation and penetrates the risk of locular wall and be greatly lowered, operate safer.
It is bony structure in surrounding such as the wall of the chest or subclavicular region 3. penetrating shallow tissue with the guidance of thick puncture needle
Tissue is intermediate to build a channel, and fixed, more whole plastic bushing is more stable, hence it is evident that reduces puncture cannula displacement or falls off
May, increase puncture success rate.
4. carrying puncture cannula with thin puncture needle punctures deep tissue, direct tissue damage reduces, especially repeatedly wears
When thorn, this is critically important when puncturing subclavian vein.
Claims (8)
1. a kind of three trocar Assemblies punctured for deep tissue, characterized by comprising: thick puncture needle, puncture cannula,
Thin puncture needle；
Thick puncture needle is formed as tubulose, first end be formed as include inclined-plane tip；
Puncture cannula is formed as tubulose, first end be formed as include inclined-plane tip, second end is formed as end seat；
Thin puncture needle is formed as tubulose, first end be formed as include inclined-plane tip, second end is formed as end seat；
The length of puncture cannula and thin puncture needle is greater than the length of thick puncture needle；
Puncture cannula is inserted in thick puncture needle, is formed as airtight between puncture cannula and thick puncture needle；
Thin puncture needle is inserted in puncture cannula, is formed as airtight between thin puncture needle and puncture cannula；
In puncture process, when shallow tissue punctures, the tip alignment of thick puncture needle, puncture cannula, thin puncture needle；In deep group
When knitting puncture, puncture cannula and thin puncture needle are stretched out from the first end of thick puncture needle, are pierced into deep tissue together, are then log out thin
Puncture needle establishes the extracorporeal channel in deep tissue with subject via the puncture cannula.
2. three trocar Assemblies punctured as described in claim 1 for deep tissue, it is characterised in that:
The inclined-plane at the tip of the thick puncture needle, puncture cannula, thin puncture needle is aligned, and constitutes a smooth inclined-plane.
3. three trocar Assemblies punctured as described in claim 1 for deep tissue, it is characterised in that:
The end seat of the second end of the thin puncture needle is for connecting negative suction system.
4. three trocar Assemblies punctured as described in claim 1 for deep tissue, it is characterised in that:
Scale is formed on the outside of the thick puncture needle；Scale is formed on the outside of the puncture cannula.
5. three trocar Assemblies punctured as described in claim 1 for deep tissue, it is characterised in that:
The end seat of the thin puncture needle removably is combined together with the end seat of the puncture cannula.
6. three trocar Assemblies punctured as claimed in claim 5 for deep tissue, it is characterised in that:
Second side of the end seat of the puncture cannula forms depression；First side of the end seat of the thin puncture needle forms protrusion；Institute
It states in depression described in raised clamping.
7. a kind of method punctured for deep tissue is filled using three trochars of any of claims 1-6
Set progress；
Puncture cannula and thin puncture pin puncture shallow tissue are carried with thick puncture needle, it is proposed that one passes through the channel of shallow tissue；
In the case of external syringe continuous negative pressure suction, puncture cannula and thin puncture needle are further pushed；
Puncture cannula is carried with thin puncture needle and enters target deep tissue, shows puncture cannula in place when extracting blood back out；It is fixed
Thin puncture needle directly pushes puncture cannula in the case of non-resistance, so that puncture cannula travels further into destination organization；
Using seldinger technology, thin puncture needle is exchanged with seal wire, is placed in sheath or drainage tube.
8. the method punctured as described in claim 1 for deep tissue, it is characterised in that:
The target deep tissue is cavum pericardiale or subclavian vein.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910767634.2A CN110339435A (en) | 2019-08-20 | 2019-08-20 | A kind of three trocar Assemblies and method for deep tissue puncture |
| PCT/CN2020/088741 WO2021031615A1 (en) | 2019-08-20 | 2020-05-06 | Triad trocar device and method for deep tissue puncture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910767634.2A CN110339435A (en) | 2019-08-20 | 2019-08-20 | A kind of three trocar Assemblies and method for deep tissue puncture |
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| Publication Number | Publication Date |
|---|---|
| CN110339435A true CN110339435A (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910767634.2A Pending CN110339435A (en) | 2019-08-20 | 2019-08-20 | A kind of three trocar Assemblies and method for deep tissue puncture |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110339435A (en) |
| WO (1) | WO2021031615A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021031615A1 (en) * | 2019-08-20 | 2021-02-25 | 中国人民解放军总医院 | Triad trocar device and method for deep tissue puncture |
| WO2021031617A1 (en) * | 2019-08-20 | 2021-02-25 | 中国人民解放军总医院 | Triple-puncture needle device and method for transthoracic and epicardial intramyocardial injection under ultrasound guidance |
| WO2022017065A1 (en) * | 2020-07-20 | 2022-01-27 | 吴向阳 | Easy-to-operate large-inner-diameter triple trocar device, and application |
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| CN110339434A (en) * | 2019-08-20 | 2019-10-18 | 中国人民解放军总医院 | A kind of three microcatheter devices and method for ultrasound guidance through chest transexocardial intramyocardial injection |
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| CN201042556Y (en) * | 2007-05-29 | 2008-04-02 | 袁福利 | Deep vein puncture device |
| US20150272618A1 (en) * | 2014-02-28 | 2015-10-01 | Sentreheart, Inc. | Pericardial access devices and methods |
| CN211157863U (en) * | 2019-08-20 | 2020-08-04 | 中国人民解放军总医院 | A trigeminy trocar device for deep tissue puncture |
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| WO2021031615A1 (en) * | 2019-08-20 | 2021-02-25 | 中国人民解放军总医院 | Triad trocar device and method for deep tissue puncture |
| WO2021031617A1 (en) * | 2019-08-20 | 2021-02-25 | 中国人民解放军总医院 | Triple-puncture needle device and method for transthoracic and epicardial intramyocardial injection under ultrasound guidance |
| WO2022017065A1 (en) * | 2020-07-20 | 2022-01-27 | 吴向阳 | Easy-to-operate large-inner-diameter triple trocar device, and application |
| JP2022545051A (en) * | 2020-07-20 | 2022-10-25 | 呉向陽 | Easy-to-operate large inner diameter triple indwelling needle device and its application |
| JP7250174B2 (en) | 2020-07-20 | 2023-03-31 | 呉向陽 | Easy-to-operate large inner diameter triple indwelling needle device and its application |
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| WO2021031615A1 (en) | 2021-02-25 |
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