CN107334519A - A kind of neonatal pulmonary locking adjustable bending lancing system and piercing method - Google Patents

A kind of neonatal pulmonary locking adjustable bending lancing system and piercing method Download PDF

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Publication number
CN107334519A
CN107334519A CN201710532802.0A CN201710532802A CN107334519A CN 107334519 A CN107334519 A CN 107334519A CN 201710532802 A CN201710532802 A CN 201710532802A CN 107334519 A CN107334519 A CN 107334519A
Authority
CN
China
Prior art keywords
lancing
epitheca
pulmonary
puncture needle
adjustable bending
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
Application number
CN201710532802.0A
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Chinese (zh)
Inventor
泮思林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Women and Childrens Hospital
Original Assignee
Qingdao Women and Childrens Hospital
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qingdao Women and Childrens Hospital filed Critical Qingdao Women and Childrens Hospital
Priority to CN201710532802.0A priority Critical patent/CN107334519A/en
Publication of CN107334519A publication Critical patent/CN107334519A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3403Needle locating or guiding means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34Trocars; Puncturing needles
    • A61B17/3417Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
    • A61B17/3421Cannulas
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00831Material properties

Abstract

The present invention relates to field of medical devices, especially a kind of neonatal pulmonary locking adjustable bending lancing system and piercing method, the lancing system includes epitheca and puncture needle, epitheca is placed on outside puncture needle, the epitheca and puncture needle flexible can be bent, and the epitheca and puncture needle at least middle part have flexibility.The piercing method is the lancing system adjust curved, and the angle of bend and outflow tract of right ventricle main pulmonary artery for making the lancing system coincide, and then carries out puncture and get through right ventricle's pulmonary artery to connect.The lancing system of the present invention is bent, completes to puncture to proper angle according to the bending of the angle of different infant outflow tract of right ventricle pulmonary arteries is moulding, the severe complications such as cardiac perforation, pericardial tamponade is avoided, so as to ensure success rate of operation.

Description

A kind of neonatal pulmonary locking adjustable bending lancing system and piercing method
Technical field
The present invention relates to field of medical devices, especially a kind of neonatal pulmonary locking adjustable bending lancing system and puncture Method.
Background technology
Pulmonary atresia is characterized in the interruption of communication of right ventricle and pulmonary artery.Generally, according to whether there is ventricular septal defect will It is divided into two major classes, i.e., the pulmonary atresia and the complete pulmonary atresia of interventricular septum lacked with room.Pulmonary atresia is main to be controlled Treatment means are surgical operation under extracorporal circulatory system, and risk is high, and complication is more.Some patients can use interventional therapy, but from Femur blood vessel is to cardiac procedures distance, and handling difference, risk is high, and success rate of operation is low.
The content of the invention
In view of this, one aspect of the present invention provides a kind of neonatal pulmonary locking adjustable bending lancing system, and it can The closely lower operation of direct-view punctures, and establishes right ventricle-pulmonary artery connection, and handling good, success rate of operation is high, greatly lowers and even disappears Except postoperative complication.
For the above-mentioned purpose, on the one hand, the technical solution adopted by the present invention is as follows:A kind of neonatal pulmonary locking is adjustable Curved lancing system, including:Epitheca and puncture needle, the epitheca are placed on outside puncture needle, and the epitheca and puncture needle can be soft Property bending, the epitheca and puncture needle at least middle part have flexibility.
Preferably, the epitheca and puncture needle at least middle part are flexible metallic material.
Preferably, the metal material is titanium alloy.
Preferably, the epitheca is gradually reduced by distal end to proximal diameter, and one end of the puncture needle is cutting tip, another End is provided with stop mechanism, and the cutting tip is stretched out by the near-end of epitheca.
Preferably, the epitheca specification is 4F, and puncture gauge is 16G.
On the other hand, the invention provides a kind of piercing method of neonatal pulmonary locking adjustable bending lancing system, its Above-mentioned lancing system adjust curved, the angle of bend and outflow tract of right ventricle-main pulmonary artery for making the lancing system coincide, then Carry out puncture and get through right ventricle-pulmonary artery connection.
Preferably, efferent tract is entered through pulmonary valve center in esophagus ultrasound guidance after the lancing system tune is curved Stop after 1cm, get through right ventricle-pulmonary artery connection.
Preferably, the lancing system gets through right ventricle-pulmonary artery connection backed off after random puncture needle, is established along epitheca guiding guide wires therein Track, exit epitheca and import dilating sacculus along seal wire, pulmonary valve is expanded, complete operation.
The neonatal pulmonary locking adjustable bending lancing system of the present invention uses flexible metallic material, and lancing system can be carried out Bending, it is moulding complete to proper angle so as to be bent in operation according to the different angle of different infant outflow tract of right ventricle-pulmonary arteries Into puncture, the severe complications such as cardiac perforation, pericardial tamponade are avoided, ensure success rate of operation.
Brief description of the drawings
By the description to the embodiment of the present invention referring to the drawings, above-mentioned and other purpose of the invention, feature and Advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the structure sectional view of the present invention;
Fig. 2 shows epitheca near-end and cutting tip partial schematic diagram of the present invention.
Embodiment
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.
The directional terminology " near-end " that is used in the present invention, " distal end " be meant that centered on heart, near apart from heart It is called near-end, apart from heart being called distally far.
A kind of neonatal pulmonary locking adjustable bending lancing system, including:Epitheca 1 and puncture needle 2, the epitheca 1 are nested with Outside puncture needle 2, flexibility is respectively provided with, can be bent, the epitheca 1 and puncture needle 2 at least middle part have flexibility, preferably just Case is that full section is respectively provided with flexibility.Flexibility is that can recover shape manually after bending.The flexibility of epitheca 1 and puncture needle 2 makes it can be with curved Folding, the angle of bend of epitheca 1 and puncture needle 2 is adjusted, bending angle is improper repeated multiple times to be adjusted as adjusted for the first time, until being satisfied with angle Degree.When in use, it is curved that moulding tune is carried out to lancing system stage casing, angle is allowed to and is coincide completely with outflow tract of right ventricle-main pulmonary artery, Right ventricle-pulmonary artery connection is got through in puncture.
Further, the epitheca 1 and puncture needle 2 are bent metal material.
Further, the metal material is titanium alloy.Titanium alloy toughness is preferable, can bend repeatedly not broken.At present Titanium alloy is mainly used in the engine components of communications and transportation, there is not yet for the puncture system with puncture needle 2 and epitheca 1 In system, and current lancing system is non-adjustable curved or adjusts curved difficulty, is not easily controlled angle when puncturing, causes operating difficulty Increase, present invention employs the puncture needle 2 of titanium alloy and epitheca 1 to overcome the problem, its can adjustment angle repeatedly, until with Infant outflow tract of right ventricle-main pulmonary artery angle is coincide, very great in the favorite justice of neonatal pulmonary locking operation.
Punctured for the ease of operation, the epitheca 1 is gradually reduced by distal end to proximal diameter, one end of the puncture needle 2 For cutting tip, the other end is provided with stop mechanism, and the cutting tip is stretched out by the near-end of epitheca 1.
The specification of epitheca 1 is 4F, and the specification of puncture needle 2 is 16G.F, G is the conventional representation of medical field specification, its Middle 4F is girth 4mm.Under the size, the epitheca and puncture needle of titanium alloy material are not only convenient for force bending, and can be complete Into puncture.
Another aspect of the present invention provides a kind of piercing method, and it uses above-mentioned lancing system, and lancing system is entered first Row tune is curved, angle of bend is coincide with outflow tract of right ventricle-main pulmonary artery angle, then carries out puncture and gets through right ventricle-pulmonary artery company Connect.It is in the state of puncture needle 2 stretches out certain distance from epitheca 1 that lancing system, which is adjusted curved, and the distance is pulmonary atresia Conventional distance during operation puncturing.
Further, the tune is curved curved moulding to carry out adjusting in lancing system stage casing using mosquito forceps, and tune is curved to need basis Different infant outflows tract of right ventricle-main pulmonary artery angle adjustment lancing system angle.Due to individual difference, the main lung of different infants moves Arteries and veins is different from the angle of outflow tract of right ventricle, it is necessary to carry out repeated multiple times adjustment to lancing system angle of bend, therefore lancing system Material need with flexible and can repeatedly bend not broken.Adjust it is curved except can also use other instruments using mosquito forceps, or Force regulation angle manually.
Specific puncture process will bend moulding puncture first to sew pocket above pulmonary artery annulus at 1cm before puncture System is penetrated by pocket center, is stopped after esophagus ultrasound guidance enters efferent tract 1cm through pulmonary valve center, is got through the right side Room-pulmonary artery connection.Puncture needle 2 is then log out, track is established along the guiding guide wires therein of epitheca 1, epitheca 1 is exited and is imported along seal wire and expanded Sacculus, pulmonary valve is expanded, complete operation.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each preferred scheme can be free Ground combination, superposition.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art For, the present invention can have various changes and change.All any modifications made within spirit and principles of the present invention, it is equal Replace, improve etc., it should be included in the scope of the protection.

Claims (8)

  1. A kind of 1. neonatal pulmonary locking adjustable bending lancing system, it is characterised in that including:Epitheca and puncture needle, it is described outer Sheath is placed on outside puncture needle, and the epitheca and puncture needle flexible can be bent, and the epitheca and puncture needle at least middle part have It is flexible.
  2. 2. neonatal pulmonary locking adjustable bending lancing system according to claim 1, it is characterised in that the epitheca and Puncture needle at least middle part is flexible metallic material.
  3. 3. neonatal pulmonary locking adjustable bending lancing system according to claim 2, it is characterised in that the metal material Expect for titanium alloy.
  4. 4. neonatal pulmonary locking adjustable bending lancing system according to claim 1, it is characterised in that the epitheca by Distal end is gradually reduced to proximal diameter, and one end of the puncture needle is cutting tip, and the other end is provided with stop mechanism, the cutting tip Stretched out by the near-end of epitheca.
  5. 5. neonatal pulmonary locking adjustable bending lancing system according to claim 1, it is characterised in that the epitheca rule Lattice are 4F, and puncture gauge is 16G.
  6. 6. the puncture side of the neonatal pulmonary locking adjustable bending lancing system according to any one of Claims 1 to 5 Method, it is characterised in that to the lancing system adjust curved, make angle of bend and the outflow tract of right ventricle-master of the lancing system Pulmonary artery coincide, and then carries out puncture and gets through right ventricle-pulmonary artery connection.
  7. 7. the piercing method of neonatal pulmonary locking adjustable bending lancing system according to claim 6, it is characterised in that Stop after the lancing system tune is curved after esophagus ultrasound guidance enters efferent tract 1cm through pulmonary valve center, get through the right side Room-pulmonary artery connection.
  8. 8. the piercing method of neonatal pulmonary locking adjustable bending lancing system according to claim 7, it is characterised in that The lancing system gets through right ventricle-pulmonary artery connection backed off after random puncture needle, establishes track along epitheca guiding guide wires therein, exits epitheca edge Seal wire imports dilating sacculus, and pulmonary valve is expanded, and completes operation.
CN201710532802.0A 2017-07-03 2017-07-03 A kind of neonatal pulmonary locking adjustable bending lancing system and piercing method Pending CN107334519A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710532802.0A CN107334519A (en) 2017-07-03 2017-07-03 A kind of neonatal pulmonary locking adjustable bending lancing system and piercing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710532802.0A CN107334519A (en) 2017-07-03 2017-07-03 A kind of neonatal pulmonary locking adjustable bending lancing system and piercing method

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Publication Number Publication Date
CN107334519A true CN107334519A (en) 2017-11-10

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CN201710532802.0A Pending CN107334519A (en) 2017-07-03 2017-07-03 A kind of neonatal pulmonary locking adjustable bending lancing system and piercing method

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109173006A (en) * 2018-10-25 2019-01-11 大连科万维医疗科技有限公司 A kind of anti-clogging venous cannula

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101442946A (en) * 2006-05-17 2009-05-27 圣朱德医疗有限公司房颤分公司 Transseptal needle assemblies and methods
CN204169908U (en) * 2014-08-20 2015-02-25 祝金明 Puncture needle component
CN204582254U (en) * 2015-03-17 2015-08-26 无锡市中医医院 Arterypuncture trocar
CN207912742U (en) * 2017-07-03 2018-09-28 青岛市妇女儿童医院 A kind of neonatal pulmonary locking adjustable bending lancing system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101442946A (en) * 2006-05-17 2009-05-27 圣朱德医疗有限公司房颤分公司 Transseptal needle assemblies and methods
CN204169908U (en) * 2014-08-20 2015-02-25 祝金明 Puncture needle component
CN204582254U (en) * 2015-03-17 2015-08-26 无锡市中医医院 Arterypuncture trocar
CN207912742U (en) * 2017-07-03 2018-09-28 青岛市妇女儿童医院 A kind of neonatal pulmonary locking adjustable bending lancing system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109173006A (en) * 2018-10-25 2019-01-11 大连科万维医疗科技有限公司 A kind of anti-clogging venous cannula

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Application publication date: 20171110