CN104490457A - Safe ruler-guide percutaneous hepatorenal puncture expansion kit - Google Patents
Safe ruler-guide percutaneous hepatorenal puncture expansion kit Download PDFInfo
- Publication number
- CN104490457A CN104490457A CN201410844134.1A CN201410844134A CN104490457A CN 104490457 A CN104490457 A CN 104490457A CN 201410844134 A CN201410844134 A CN 201410844134A CN 104490457 A CN104490457 A CN 104490457A
- Authority
- CN
- China
- Prior art keywords
- scale
- scales
- external member
- dilator
- expansion external
- 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
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
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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
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B2017/3454—Details of tips
Abstract
The invention relates to the technical field of medical auxiliary instruments and particularly relates to a safe ruler-guide percutaneous hepatorenal puncture expansion kit. The expansion kit comprises multiple expanders with hollow interiors, wherein the outer side walls of the expanders are provided with scales and scale values; the scales comprise long scales and short scales; four short scales are formed between two adjacent long scales; the distance between two adjacent long scales is 0.5cm; the distance between two adjacent short scales is 0.1cm; the scale values are formed on one side of the long scales, and one scale value is formed every two long scales from the front end of each expander. The outer side walls of the expanders are provided with the scales and the scale values, so that the puncture depth and position are definite; the safe ruler-guide percutaneous hepatorenal puncture expansion kit is simple in structure, economical and practical; by virtue of the safe ruler-guide percutaneous hepatorenal puncture expansion kit, related complications in a puncture process are reduced and the operation time is reduced.
Description
Technical field
The present invention relates to medical auxiliary apparatus technical field, be specifically related to a kind of safety scale and guide percutaneous Liver and kidney puncture expansion external member.
Background technology
Calculus of intrahepatic duct and kidney, ureteral calculus are department of general surgery's commonly encountered diseases frequently-occurring diseases, process very thorny.Previously adopt opens abdominal cavity hepatic segments, hepalobectomy, kidney extracoporeal shock-wave lithotripsy, pyelolithotomy, percutaneous kidney rubble lithotomy more; in recent years along with the development of endoscopic surgery; percutaneous liver, kidney operation get more and more; but market there is no percutaneous liver special equipment; and though percutaneous kidney apparatus has without scale marker; often can puncture dark or excessively shallow, cause operative failure, thus affect popularization and the development of this technology.
Summary of the invention
In order to overcome the shortcoming and defect existed in prior art, the object of the present invention is to provide a kind of safety scale to guide percutaneous Liver and kidney puncture expansion external member, this expansion external member structure is simple, economical and practical, complication relevant in piercing process can be reduced, shorten operating time.
Object of the present invention is achieved through the following technical solutions: a kind of safety scale guides percutaneous Liver and kidney puncture expansion external member, described expansion external member comprises the dilator of multiple inner hollow, the lateral wall of described dilator offers scale and scale value, scale comprises long scale and short scale, four short scales are provided with between adjacent two long scales, distance between adjacent two long scales is 0.5cm, distance between adjacent two short scales is 0.1cm, scale value is arranged at the side of long scale, and from the front end of dilator, a scale value is set every two long scales.
Further, described expansion external member comprises seven dilators that model is respectively 8Fr, 10Fr, 12Fr, 14Fr, 16Fr, 18Fr, 20Fr.
Further, the length of described dilator is 16-20cm, and internal diameter is 1-1.4mm, and the length of described scale is 14-16cm.
Further, the length of described dilator is 18cm, and internal diameter is 1.2mm, and the length of described scale is 15cm.
Further, the front end of described dilator conically.
Further, the length of the cone-shaped nose of described dilator is 0.5-0.7cm.
Further, the rear end of described dilator is fixed with Handheld Division.
Further, the lateral wall of described Handheld Division offers anti-slip veins.
Further, the lateral wall of described dilator is provided with the polytetrafluoroethylene floor that thickness is 50-100 μm.
Further, the lateral wall of described dilator is provided with the antibiotic layer that thickness is 5-25 μm.
Beneficial effect of the present invention is: the lateral wall of dilator of the present invention offers scale and scale value, the clear and definite paracentesis depth of energy and position, and structure is simple, economical and practical, can reduce complication relevant in piercing process, shortens operating time.
Expansion external member of the present invention has following advantage: 1, cutting tip tapered segment length is 6mm, the short 16mm of more existing like instrument, avoids because cutting tip is long and cause and run through damage, hemorrhage complication; 2, there is scale marker, can accurately advance by the sheath pipe degree of depth of the degree of depth of preoperative CT, intraoperative ultrasound location prediction and correspondence the degree of depth expanding external member, avoid dark or excessively shallow; 3, fast and easy, saves operating time.
Accompanying drawing explanation
Fig. 1 is the structural representation of dilator of the present invention;
Fig. 2 is the close-up schematic view of dilator of the present invention;
Reference numeral is: 1-dilator, 2-scale, 21-long scale, 22-short scale, 3-scale value, 4-Handheld Division, 5-anti-slip veins.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment and accompanying drawing 1-2, the present invention is further illustrated, and the content that embodiment is mentioned not is limitation of the invention.
See Fig. 1-2, a kind of safety scale guides percutaneous Liver and kidney puncture expansion external member, described expansion external member comprises the dilator 1 of multiple inner hollow, the lateral wall of described dilator 1 offers scale 2 and scale value 3, scale 2 comprises long scale 21 and short scale 22, four short scales 22 are provided with between adjacent two long scales 21, distance between adjacent two long scales 21 is 0.5cm, distance between adjacent two short scales 22 is 0.1cm, scale value 3 is arranged at the side of long scale 21, and arranges a scale value 3 every two long scales 21 from the front end of dilator 1.
The lateral wall of dilator 1 of the present invention offers scale 2 and scale value 3, the clear and definite paracentesis depth of energy and position, and structure is simple, economical and practical, can reduce complication relevant in piercing process, shortens operating time.
In the present embodiment, described expansion external member comprises seven dilators 1 that model is respectively 8Fr, 10Fr, 12Fr, 14Fr, 16Fr, 18Fr, 20Fr.
In the present embodiment, the length of described dilator 1 is 16-20cm, and internal diameter is 1-1.4mm, and the length of described scale 2 is 14-16cm.For making the present invention reach best result of use, the length of described dilator 1 is 18cm, and internal diameter is 1.2mm, and the length of described scale 2 is 15cm.
In the present embodiment, the front end of described dilator 1 conically.Conical setting is conveniently thrust.
In the present embodiment, the length of the cone-shaped nose of described dilator 1 is 0.5-0.7cm.For making the present invention reach best result of use, the length of the cone-shaped nose of described dilator 1 is 0.6cm.
In the present embodiment, the rear end of described dilator 1 is fixed with Handheld Division 4.Dilator 1 is conveniently arrested in arranging of Handheld Division 4.
In the present embodiment, the lateral wall of described Handheld Division 4 offers anti-slip veins 5.Arranging of anti-slip veins 5 can increasing friction force, convenient promptly dilator 1.
In the present embodiment, the lateral wall of described dilator 1 is provided with the polytetrafluoroethylene floor that thickness is 50-100 μm.Titanium nitride thin rete hardness is high, wearability good, adhesive force good, anticorrosive, there is good cell compatibility.
In the present embodiment, the lateral wall of described dilator 1 is provided with the antibiotic layer that thickness is 5-25 μm.Antibiotic layer be arranged so that sheath tube body has good antibacterial action, protect from infection.
When expansion external member of the present invention uses, under localization by ultrasonic, the gallbladder pipe of expansion or calculus is first there is with puncturing kit puncture, renal pelvis, extract bile or urine confirmation arrival predetermined position out, paracentesis depth is recorded according to puncture needle mark scale 2, extract nook closing member, insert seal wire, cut puncturing hole place skin and be about 8mm, registered depth also fixes seal wire, external member will be expanded to be guided down by seal wire by desired depth ascending (8-16-20Fr) and progressively expand passage, after being expanded to suitable aperture, insert operation sheath, put into choledochoscope or percutaneous liver, nephroscopy whether enter predetermined position and and complete operation technique, can repeat according to abovementioned steps as do not arrived.
Expansion external member of the present invention has following advantage: 1, cutting tip tapered segment length is 6mm, the short 16mm of more existing like instrument, avoids because cutting tip is long and cause and run through damage, hemorrhage complication; 2, there is scale 2 to identify, can accurately advance by the sheath pipe degree of depth of the degree of depth of preoperative CT, intraoperative ultrasound location prediction and correspondence the degree of depth expanding external member, avoid dark or excessively shallow; 3, fast and easy, saves operating time.
Above-described embodiment is the present invention's preferably implementation, and in addition, the present invention can also realize by alternate manner, and any apparent replacement is all within protection scope of the present invention without departing from the inventive concept of the premise.
Claims (10)
1. a safety scale guides percutaneous Liver and kidney puncture expansion external member, described expansion external member comprises the dilator of multiple inner hollow, it is characterized in that: the lateral wall of described dilator offers scale and scale value, scale comprises long scale and short scale, four short scales are provided with between adjacent two long scales, distance between adjacent two long scales is 0.5cm, distance between adjacent two short scales is 0.1cm, scale value is arranged at the side of long scale, and arranges a scale value every two long scales from the front end of dilator.
2. a kind of safety scale according to claim 1 guides percutaneous Liver and kidney puncture expansion external member, it is characterized in that: described expansion external member comprises seven dilators that model is respectively 8Fr, 10Fr, 12Fr, 14Fr, 16Fr, 18Fr, 20Fr.
3. a kind of safety scale according to claim 1 guides percutaneous Liver and kidney puncture expansion external member, and it is characterized in that: the length of described dilator is 16-20cm, and internal diameter is 1-1.4mm, the length of described scale is 14-16cm.
4. a kind of safety scale according to claim 1 guides percutaneous Liver and kidney puncture expansion external member, and it is characterized in that: the length of described dilator is 18cm, and internal diameter is 1.2mm, the length of described scale is 15cm.
5. a kind of safety scale according to claim 1 guides percutaneous Liver and kidney puncture expansion external member, it is characterized in that: the front end of described dilator conically.
6. a kind of safety scale according to claim 5 guides percutaneous Liver and kidney puncture expansion external member, it is characterized in that: the length of the cone-shaped nose of described dilator is 0.5-0.7cm.
7. a kind of safety scale according to claim 1 guides percutaneous Liver and kidney puncture expansion external member, it is characterized in that: the rear end of described dilator is fixed with Handheld Division.
8. a kind of safety scale according to claim 7 guides percutaneous Liver and kidney puncture expansion external member, it is characterized in that: the lateral wall of described Handheld Division offers anti-slip veins.
9. a kind of safety scale according to claim 1 guides percutaneous Liver and kidney puncture expansion external member, it is characterized in that: the lateral wall of described dilator is provided with the polytetrafluoroethylene floor that thickness is 50-100 μm.
10. a kind of safety scale according to claim 1 guides percutaneous Liver and kidney puncture expansion external member, it is characterized in that: the lateral wall of described dilator is provided with the antibiotic layer that thickness is 5-25 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410844134.1A CN104490457A (en) | 2014-12-31 | 2014-12-31 | Safe ruler-guide percutaneous hepatorenal puncture expansion kit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410844134.1A CN104490457A (en) | 2014-12-31 | 2014-12-31 | Safe ruler-guide percutaneous hepatorenal puncture expansion kit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104490457A true CN104490457A (en) | 2015-04-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410844134.1A Pending CN104490457A (en) | 2014-12-31 | 2014-12-31 | Safe ruler-guide percutaneous hepatorenal puncture expansion kit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104490457A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105167862A (en) * | 2015-09-28 | 2015-12-23 | 山东航维骨科医疗器械股份有限公司 | Split guide sleeve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3993079A (en) * | 1974-12-14 | 1976-11-23 | Henriques De Gatztanondo Carlo | Device for percutaneous paracentesis, injection, drainage and catheterization |
| CN201431693Y (en) * | 2009-07-03 | 2010-03-31 | 罗洪波 | Percutaneous renal passage dilator |
| US20100145340A1 (en) * | 2008-12-05 | 2010-06-10 | Kyphon Sarl | Introducer Tool for Bone Measurement |
| CN201642244U (en) * | 2009-12-29 | 2010-11-24 | 高文举 | Novel combined set puncture needle |
| CN204394639U (en) * | 2014-12-31 | 2015-06-17 | 东莞市南城医院 | A kind of safety scale guides percutaneous Liver and kidney puncture expansion external member |
-
2014
- 2014-12-31 CN CN201410844134.1A patent/CN104490457A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3993079A (en) * | 1974-12-14 | 1976-11-23 | Henriques De Gatztanondo Carlo | Device for percutaneous paracentesis, injection, drainage and catheterization |
| US20100145340A1 (en) * | 2008-12-05 | 2010-06-10 | Kyphon Sarl | Introducer Tool for Bone Measurement |
| CN201431693Y (en) * | 2009-07-03 | 2010-03-31 | 罗洪波 | Percutaneous renal passage dilator |
| CN201642244U (en) * | 2009-12-29 | 2010-11-24 | 高文举 | Novel combined set puncture needle |
| CN204394639U (en) * | 2014-12-31 | 2015-06-17 | 东莞市南城医院 | A kind of safety scale guides percutaneous Liver and kidney puncture expansion external member |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105167862A (en) * | 2015-09-28 | 2015-12-23 | 山东航维骨科医疗器械股份有限公司 | Split guide sleeve |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150408 |
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| RJ01 | Rejection of invention patent application after publication |