CN104434260A - A safety scale guides the operating sheath for percutaneous liver and kidney stone removal - Google Patents
A safety scale guides the operating sheath for percutaneous liver and kidney stone removal Download PDFInfo
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- 210000004185 liver Anatomy 0.000 title claims abstract description 24
- 208000000913 Kidney Calculi Diseases 0.000 title claims abstract description 18
- 206010029148 Nephrolithiasis Diseases 0.000 title claims abstract description 18
- 241000668842 Lepidosaphes gloverii Species 0.000 claims abstract description 20
- 238000000605 extraction Methods 0.000 claims description 8
- 230000000844 anti-bacterial effect Effects 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 210000003734 kidney Anatomy 0.000 abstract description 12
- 210000000013 bile duct Anatomy 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 6
- 210000003228 intrahepatic bile duct Anatomy 0.000 abstract description 5
- 208000027418 Wounds and injury Diseases 0.000 abstract description 4
- 208000014674 injury Diseases 0.000 abstract description 4
- 210000000244 kidney pelvis Anatomy 0.000 abstract description 3
- 210000004400 mucous membrane Anatomy 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 abstract 1
- 238000002604 ultrasonography Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 206010004637 Bile duct stone Diseases 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002674 endoscopic surgery Methods 0.000 description 2
- 238000002682 general surgery Methods 0.000 description 2
- 230000002440 hepatic effect Effects 0.000 description 2
- 238000002350 laparotomy Methods 0.000 description 2
- 210000005228 liver tissue Anatomy 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00831—Material properties
- A61B2017/00853—Material properties low friction, hydrophobic and corrosion-resistant fluorocarbon resin coating (ptf, ptfe, polytetrafluoroethylene)
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B2017/00831—Material properties
- A61B2017/00889—Material properties antimicrobial, disinfectant
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22072—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for with an instrument channel, e.g. for replacing one instrument by the other
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
Description
技术领域 technical field
本发明涉及医疗辅助器械技术领域，具体涉及一种安全型标尺指引经皮肝肾取石操作鞘。 The invention relates to the technical field of medical aids, in particular to a safe scale-guided percutaneous liver-kidney stone extraction operation sheath.
背景技术 Background technique
肝内胆管结石及肾结石是普外科常见病多发病，处理极为棘手。既往多采用开腹腔肝段、肝叶切除术、肾盂切开取石体外碎石术，近年来随着对内镜手术的发展，逐渐发展经皮肝、肾碎石取石术，但穿刺过程中易出现肝脏组织及胆管、肾脏损伤等问题，从而影响该项技术的推广和发展。 Intrahepatic bile duct stones and kidney stones are common and frequently-occurring diseases in general surgery, and their treatment is extremely difficult. In the past, laparotomy, hepatic lobectomy, and pyelectomy for extracorporeal lithotripsy were often used. In recent years, with the development of endoscopic surgery, percutaneous liver and kidney lithotripsy have gradually developed, but the puncture process is easy. There are problems such as liver tissue, bile duct, and kidney damage, which affect the promotion and development of this technology.
发明内容 Contents of the invention
肝内胆管结石及肾结石是普外科常见病多发病，处理极为棘手。既往多采用开腹腔肝段、肝叶切除术、肾盂切开取石体外碎石术，近年来随着对内镜手术的发展，逐渐发展经皮肝、肾碎石取石术，但穿刺过程中易出现肝脏组织及胆管、肾脏损伤等问题，从而影响该项技术的推广和发展。 Intrahepatic bile duct stones and kidney stones are common and frequently-occurring diseases in general surgery, and their treatment is extremely difficult. In the past, laparotomy, hepatic lobectomy, and pyelectomy for extracorporeal lithotripsy were often used. In recent years, with the development of endoscopic surgery, percutaneous liver and kidney lithotripsy have gradually developed, but the puncture process is easy. There are problems such as liver tissue, bile duct, and kidney damage, which affect the promotion and development of this technology.
发明内容 Contents of the invention
为了克服现有技术中存在的缺点和不足，本发明的目的在于提供一种安全型标尺指引经皮肝肾取石操作鞘，该操作鞘结构简单，经济实用，始终保持肝内胆管、肾盂操作通道开放，减少胆管黏膜损伤的并发症，缩短手术时间，便于术者调整手术视野，可肝肾共用。 In order to overcome the shortcomings and deficiencies in the prior art, the purpose of the present invention is to provide a safe scale-guided percutaneous liver and kidney stone removal operation sheath. Open, reduce the complications of bile duct mucosal injury, shorten the operation time, facilitate the operator to adjust the operation field of view, and can share the liver and kidney.
本发明的目的通过下述技术方案实现：一种安全型标尺指引经皮肝肾取石操作鞘，包括内部中空的鞘管，所述鞘管的外侧壁开设有刻度和刻度值，刻度包括长刻度和短刻度，相邻两个长刻度之间设置有四个短刻度，相邻两个长刻度之间的距离为0.5cm，相邻两个短刻度之间的距离为0.1cm，刻度值设置于长刻度的一侧，且从鞘管的前端起每隔两个长刻度设置一个刻度值。 The purpose of the present invention is achieved through the following technical solutions: a safety scale guides the operation sheath for percutaneous liver and kidney stone removal, which includes a hollow sheath tube, and the outer wall of the sheath tube is provided with scales and scale values, and the scales include long scales and short scales, four short scales are set 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, and the scale value is set On one side of the long scale, and set a scale value every two long scales from the front end of the sheath.
进一步的，所述鞘管为型号为14Fr、16Fr、18Fr或20Fr的鞘管。 Further, the sheath tube is a sheath tube with a model of 14Fr, 16Fr, 18Fr or 20Fr.
进一步的，所述鞘管的长度为16-20cm，所述刻度的长度为14-16cm。 Further, the length of the sheath is 16-20cm, and the length of the scale is 14-16cm.
进一步的，所述鞘管的长度为18cm，所述刻度的长度为15cm。 Further, the length of the sheath is 18cm, and the length of the scale is 15cm.
进一步的，所述鞘管后端的两侧分别凸设有扶耳。 Further, lugs protrude from both sides of the rear end of the sheath respectively.
进一步的，所述扶耳呈方形。 Further, the support lugs are square.
进一步的，所述鞘管的前端设置有环形倒角。 Further, the front end of the sheath is provided with an annular chamfer.
进一步的，所述鞘管的壁厚为0.2-0.4mm。 Further, the wall thickness of the sheath is 0.2-0.4mm.
进一步的，所述鞘管的外侧壁设置有厚度为50-100μm的聚四氟乙烯层。 Further, the outer wall of the sheath is provided with a polytetrafluoroethylene layer with a thickness of 50-100 μm.
进一步的，所述鞘管的外侧壁设置有厚度为5-25μm的抗菌层。 Further, the outer wall of the sheath is provided with an antibacterial layer with a thickness of 5-25 μm.
本发明的有益效果在于：本发明的鞘管的外侧壁开设有刻度和刻度值，能按术前CT、术中超声定位预测的深度及对应的扩张套件深度精确推进鞘管的深度，避免过深或过浅；结构简单，经济实用，始终保持肝内胆管、肾盂操作通道开放，减少胆管黏膜损伤的并发症，缩短手术时间，便于术者调整手术视野，可肝肾共用。 The beneficial effect of the present invention is that: the outer wall of the sheath tube of the present invention is provided with scales and scale values, which can accurately advance the depth of the sheath tube according to the depth predicted by preoperative CT and intraoperative ultrasound positioning and the corresponding depth of the expansion kit, avoiding excessive Deep or too shallow; simple structure, economical and practical, always keep the intrahepatic bile duct and renal pelvis operation channel open, reduce the complications of bile duct mucosal injury, shorten the operation time, facilitate the operator to adjust the surgical field of view, and can share the liver and kidney.
本发明的操作鞘具有如下优点：1、有刻度标识，能按术前CT、术中超声定位预测的深度及对应的扩张套件深度精确推进鞘管的深度，避免过深或过浅；2、建立操作通道；3、方便快速，节约手术时间；4、对泥沙样结石可直接由鞘口冲洗出来；5、便于冲洗镜头，保持手术视野清晰；6、方便固定及调整手术视野，为手术提供便利和操作空间；7、对肝肾的穿刺通道可以压迫止血；8、术毕，根据鞘管的深度可以精确放置引流管到预定位置；9、可利用器械同时完成肝、肾碎石取石术，减少耗材，便于管理。 The operating sheath of the present invention has the following advantages: 1. It has a scale mark, and can accurately advance the depth of the sheath according to the depth predicted by preoperative CT and intraoperative ultrasound positioning and the corresponding depth of the expansion kit, so as to avoid being too deep or too shallow; 2. Establish an operation channel; 3. Convenient and fast, saving operation time; 4. The sediment-like stones can be washed out directly from the sheath port; 5. It is convenient to wash the lens and keep the surgical field of view clear; Provide convenience and operation space; 7. The puncture channel of the liver and kidney can be oppressed to stop bleeding; 8. After the operation, the drainage tube can be accurately placed to the predetermined position according to the depth of the sheath; 9. Liver and kidney lithotripsy can be performed simultaneously by using instruments technology, reduce consumables, and facilitate management.
附图说明 Description of drawings
图1是本发明的结构示意图； Fig. 1 is a structural representation of the present invention;
图2是本发明的局部放大示意图； Fig. 2 is the partially enlarged schematic view of the present invention;
附图标记为：1—鞘管、2—刻度、21—长刻度、22—短刻度、3—刻度值、4—扶耳。 Reference signs are: 1—sheath tube, 2—scale, 21—long scale, 22—short scale, 3—scale value, 4—support ear.
具体实施方式 Detailed ways
为了便于本领域技术人员的理解，下面结合实施例及附图1-2对本发明作进一步的说明，实施方式提及的内容并非对本发明的限定。 In order to facilitate the understanding of those skilled in the art, the present invention will be further described below in conjunction with the embodiments and accompanying drawings 1-2, and the contents mentioned in the implementation modes are not intended to limit the present invention.
见图1-2，一种安全型标尺指引经皮肝肾取石操作鞘，包括内部中空的鞘管1，所述鞘管1的外侧壁开设有刻度2和刻度值3，刻度2包括长刻度21和短刻度22，相邻两个长刻度21之间设置有四个短刻度22，相邻两个长刻度21之间的距离为0.5cm，相邻两个短刻度22之间的距离为0.1cm，刻度值3设置于长刻度21的一侧，且从鞘管1的前端起每隔两个长刻度21设置一个刻度值3。 As shown in Figure 1-2, a safety scale guides the operation sheath for percutaneous liver and kidney stone removal, which includes a sheath tube 1 with a hollow interior. The outer wall of the sheath tube 1 is provided with a scale 2 and a scale value 3, and the scale 2 includes a long scale 21 and short scales 22, four short scales 22 are arranged between two adjacent long scales 21, the distance between two adjacent long scales 21 is 0.5cm, and the distance between adjacent two short scales 22 is 0.1 cm, the scale value 3 is set on one side of the long scale 21 , and a scale value 3 is set every two long scales 21 from the front end of the sheath tube 1 .
本发明的鞘管1的外侧壁开设有刻度2和刻度值3，能按术前CT、术中超声定位预测的深度及对应的扩张套件深度精确推进鞘管1的深度，避免过深或过浅；结构简单，经济实用，始终保持肝内胆管、肾盂操作通道开放，减少胆管黏膜损伤的并发症，缩短手术时间，便于术者调整手术视野，可肝肾共用。 The outer wall of the sheath tube 1 of the present invention is provided with a scale 2 and a scale value 3, which can accurately advance the depth of the sheath tube 1 according to the depth predicted by preoperative CT and intraoperative ultrasound positioning and the depth of the corresponding expansion kit, avoiding too deep or too deep Shallow; simple structure, economical and practical, always keep the operation channel of intrahepatic bile duct and renal pelvis open, reduce the complications of bile duct mucosal injury, shorten the operation time, facilitate the operator to adjust the surgical field of view, and can share the liver and kidney.
本实施例中，所述鞘管1为型号为14Fr、16Fr、18Fr或20Fr的鞘管1。 In this embodiment, the sheath tube 1 is a sheath tube 1 whose model is 14Fr, 16Fr, 18Fr or 20Fr.
本实施例中，所述鞘管1的长度为16-20cm，所述刻度2的长度为14-16cm。为使本发明达到最佳使用效果，所述鞘管1的长度为18cm，所述刻度2的长度为15cm。 In this embodiment, the length of the sheath tube 1 is 16-20 cm, and the length of the scale 2 is 14-16 cm. In order to achieve the best use effect of the present invention, the length of the sheath tube 1 is 18 cm, and the length of the scale 2 is 15 cm.
本实施例中，所述鞘管1后端的两侧分别凸设有扶耳4。扶耳4的设置方便扶住鞘管1。 In this embodiment, lugs 4 protrude from both sides of the rear end of the sheath tube 1 . The setting of the holding ear 4 is convenient for supporting the sheath tube 1 .
本实施例中，所述扶耳4呈方形。方形的扶耳4的设置方便扶住。 In this embodiment, the handle 4 is square. The setting of the square holding ear 4 is convenient for holding.
本实施例中，所述鞘管1的前端设置有环形倒角。环形倒角的设置方便鞘管1的插入。 In this embodiment, the front end of the sheath tube 1 is provided with an annular chamfer. The setting of the circular chamfer facilitates the insertion of the sheath tube 1 .
本实施例中，所述鞘管1的壁厚为0.2-0.4mm。为使本发明达到最佳使用效果，所述鞘管1的壁厚为0.3mm。 In this embodiment, the wall thickness of the sheath tube 1 is 0.2-0.4mm. In order to achieve the best use effect of the present invention, the wall thickness of the sheath tube 1 is 0.3mm.
本实施例中，所述鞘管1的外侧壁设置有厚度为50-100μm的聚四氟乙烯层。氮化钛薄膜层硬度高、耐磨性好、附着力好、抗腐蚀、具有良好的细胞相容性。 In this embodiment, the outer wall of the sheath tube 1 is provided with a polytetrafluoroethylene layer with a thickness of 50-100 μm. The titanium nitride film layer has high hardness, good wear resistance, good adhesion, corrosion resistance and good cell compatibility.
本实施例中，所述鞘管1的外侧壁设置有厚度为5-25μm的抗菌层。抗菌层的设置使得鞘管1本体具有较好的抗菌作用，防止感染。 In this embodiment, the outer wall of the sheath tube 1 is provided with an antibacterial layer with a thickness of 5-25 μm. The arrangement of the antibacterial layer makes the body of the sheath tube 1 have better antibacterial effect and prevent infection.
本发明的操作鞘具有如下优点：1、有刻度2标识，能按术前CT、术中超声定位预测的深度及对应的扩张套件深度精确推进鞘管1的深度，避免过深或过浅；2、建立操作通道；3、方便快速，节约手术时间；4、对泥沙样结石可直接由鞘口冲洗出来；5、便于冲洗镜头，保持手术视野清晰；6、方便固定及调整手术视野，为手术提供便利和操作空间；7、对肝肾的穿刺通道可以压迫止血；8、术毕，根据鞘管1的深度可以精确放置引流管到预定位置；9、可利用器械同时完成肝、肾碎石取石术，减少耗材，便于管理。 The operating sheath of the present invention has the following advantages: 1. It has a scale 2 mark, and can accurately advance the depth of the sheath tube 1 according to the depth predicted by preoperative CT and intraoperative ultrasound positioning and the corresponding depth of the expansion kit, so as to avoid being too deep or too shallow; 2. Establish an operation channel; 3. Convenient and fast, saving operation time; 4. The sediment-like stones can be washed out directly from the sheath port; 5. It is convenient to wash the lens and keep the surgical field of view clear; Provide convenience and operating space for the operation; 7. The puncture channel of the liver and kidney can be compressed to stop bleeding; 8. After the operation, the drainage tube can be accurately placed to the predetermined position according to the depth of the sheath tube 1; 9. The liver and kidney can be completed simultaneously by using instruments. Lithotripsy reduces consumables and facilitates management.
上述实施例为本发明较佳的实现方案，除此之外，本发明还可以其它方式实现，在不脱离本发明构思的前提下任何显而易见的替换均在本发明的保护范围之内。 The above-mentioned embodiments are preferred implementation solutions of the present invention. In addition, the present invention can also be realized in other ways, and any obvious replacements are within the protection scope of the present invention without departing from the concept of the present invention.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410844803.5A CN104434260A (en) | 2014-12-31 | 2014-12-31 | A safety scale guides the operating sheath for percutaneous liver and kidney stone removal |
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| CN204394617U (en) * | 2014-12-31 | 2015-06-17 | 东莞市南城医院 | A kind of safety scale guides percutaneous Liver and kidney to get stone operation sheath |
-
2014
- 2014-12-31 CN CN201410844803.5A patent/CN104434260A/en active Pending
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|---|---|---|---|---|
| US20050216031A1 (en) * | 1995-02-02 | 2005-09-29 | Boston Scientific Scimed, Inc. | Hybrid stone retrieval device |
| US20040199048A1 (en) * | 2001-10-12 | 2004-10-07 | Clayman Ralph V | High flow stone basket system |
| CN201020141Y (en) * | 2007-04-28 | 2008-02-13 | 郭利斌 | Guide conduit with needle sheath for clinical diagnosis and cure |
| CN201537305U (en) * | 2009-04-17 | 2010-08-04 | 夏术阶 | dilation appliance for percutaneous nephroscopeset operation |
| CN103007416A (en) * | 2011-09-20 | 2013-04-03 | 武汉金至园科技有限公司 | Percutaneous renal puncture expansion tube with changeable front end shape |
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Application publication date: 20150325 |