CN202892149U - 肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具 - Google Patents
肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具 Download PDFInfo
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- CN202892149U CN202892149U CN 201220224377 CN201220224377U CN202892149U CN 202892149 U CN202892149 U CN 202892149U CN 201220224377 CN201220224377 CN 201220224377 CN 201220224377 U CN201220224377 U CN 201220224377U CN 202892149 U CN202892149 U CN 202892149U
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30667—Features concerning an interaction with the environment or a particular use of the prosthesis
- A61F2002/30672—Features concerning an interaction with the environment or a particular use of the prosthesis temporary
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00359—Bone or bony tissue
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
本实用新型涉及肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体用模具。本实用新型结构为模具头为圆球形,中空,模具体是圆柱形,也为中空,模具头与模具体连通为一体,在模具体的一侧面上设置铰链,模具体的另一侧面上设置开口,模具头是完全开口的。本实用新型解决了骨水泥假体制作的过程中无现成可以应用的模具所带来的缺陷。本实用新型减少手术时间,同时减少术中创面出血,减少术中失血量,可以方便肱骨截骨近端置入髓内钉或斯式针等固定连接物的连接,加强术后稳定性,费用低廉,利于术后功能恢复。
Description
技术领域
本实用新型涉及一种医疗器械,特别涉及肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体用模具。
背景技术
在本实用新型发明前,进行肱骨近端骨肿瘤扩大切除肿瘤型假体置换后关节感染的处理是应用带有敏感抗生素的骨水泥假体,作为临时人工假体替代物,维持关节功能,控制感染,当感染完全控制之后,再进行人工假体置换术。但在骨水泥假体制作的过程中,没有现成的可以应用的模具,只能手工完成肱骨近端大致的塑型,操作非常不易控制。有时在术中应用50ml针筒,进行裁制成类似的肱骨近端模型,但仍然不能合理控制骨水泥假体的塑形,造成手术时间的延长,骨水泥假体的外形也不理想。
发明内容
本实用新型的目的就在于克服上述缺陷,提供一种肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具。
本实用新型技术方案是:
肱骨近端肿瘤型假体感染后术中骨水泥假体模具,其主要技术特征在于模具头为圆球形,中空,模具体是圆柱形,也为中空,模具头与模具体连通为一体,在模具体的一侧面上设置铰链,模具体的另一侧面上设置开口,模具头是完全开口的。
本实用新型的优点和效果在于减少手术时间,同时减少术中创面出血,减少术中失血量,可以方便肱骨截骨近端置入髓内钉或斯式针等固定连接物的连接,加强术后稳定性,费用低廉,不会增加患者的费用负担。
应用本实用新型容易在骨水泥硬化后顺利移除,由于其柔软易于操作,而且生产费用低廉,同时节省患者的费用;由于应用模具,肱骨近端骨水泥假体形态规整,利于术后功能恢复。
本实用新型其他具体优点和效果将在下面继续说明。
附图说明
图1——本发明结构原理示意图。
图中各标号表示部件如下:
模具头1、模具体2、铰链3、开口4。
具体实施方式
如图1所示:
模具头1圆球形,呈中空,模具体2是圆柱形,也呈中空,模具头1与模具体2连通为一体,在模具体2的一侧面上设置铰链3、开口为对面设置,模具体2的另一侧面上设置开口4,模具可以铰链为轴,模具开口角度为180度,模具头1完全开口。
制作本实用新型时,将事先确定长度的模具置于肱骨近端,以模具体2上的铰链3为轴,将开口4打开,将骨水泥注入,然后关闭开口4,将骨水泥塑形成肱骨近端模型,待骨水泥硬化后,打开开口4,即成。
本实用新型手术操作应用过程说明:
肱骨近端恶性肿瘤扩大切除后,需要人工肱骨近端假体重建,重建后获得良好的上肢运动功能,但术后可能发生感染,如果感染不能应用药物控制,则需要手术去除人工假体;去除人工假体后,将本实用新型抗生素骨水泥假体模具置于肱骨近端,按测量好的长度确定模具的长短,然后将肱骨残端髓腔内置入固定连接装置,将其放入模具内,打开开口4,将骨水泥在未凝固时填塞于模具内,闭合模具开口侧,形成完整的肱骨近端外形,待骨水泥完全凝固后,打开开口侧,顺利移除模具,手术操作结束。
实现本实用新型的最佳方案是以聚氯乙烯塑料为材料,利用医疗器械生产公司,制备模具头1、模具体2,小批量生产和临床应用,这样能更好的实现本实用新型的实用价值和经济价值。
Claims (4)
1.肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具,其特征在于模具头为圆球形,中空,模具体是圆柱形,也呈中空,模具头与模具体连通为一体,在模具体的一侧面上设置铰链,模具体的另一侧面上设置开口。
2.根据权利要求1所述的肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具,其特征在于模具体侧面设置铰链、开口为对面设置。
3.根据权利要求1所述的肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具,其特征在于模具可以铰链为轴,模具开口角度为180度。
4.根据权利要求1所述的肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具,其特征在于模具头、模具体是聚氯乙烯塑料制成的。
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CN 201220224377 CN202892149U (zh) | 2012-05-18 | 2012-05-18 | 肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具 |
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CN 201220224377 CN202892149U (zh) | 2012-05-18 | 2012-05-18 | 肱骨近端肿瘤型假体感染后术中抗生素骨水泥假体模具 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104546232A (zh) * | 2015-01-07 | 2015-04-29 | 北京爱康宜诚医疗器材股份有限公司 | 组合型肩关节间隔物模具 |
CN110236747A (zh) * | 2019-07-03 | 2019-09-17 | 无锡市锡山人民医院 | 便于肱骨头假体安装至正确位置的测量装置及其测量方法 |
-
2012
- 2012-05-18 CN CN 201220224377 patent/CN202892149U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104546232A (zh) * | 2015-01-07 | 2015-04-29 | 北京爱康宜诚医疗器材股份有限公司 | 组合型肩关节间隔物模具 |
CN110236747A (zh) * | 2019-07-03 | 2019-09-17 | 无锡市锡山人民医院 | 便于肱骨头假体安装至正确位置的测量装置及其测量方法 |
CN110236747B (zh) * | 2019-07-03 | 2023-12-08 | 无锡市锡山人民医院 | 便于肱骨头假体安装至正确位置的测量装置及其测量方法 |
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Granted publication date: 20130424 Termination date: 20160518 |
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