技术领域technical field
本实用新型属于医疗器械的技术领域，具体涉及医用后尿道损伤止血装置。The utility model belongs to the technical field of medical instruments, in particular to a medical hemostatic device for posterior urethral injury.
背景技术Background technique
临床上后尿道损伤，一般为医源性损伤，包括：内镜检查、手术时出现破损出血或者外伤导致，如骑跨伤。Clinically, posterior urethral injuries are generally iatrogenic injuries, including: endoscopic examination, damage and bleeding during surgery, or trauma, such as straddle injuries.
目前临床止血主要为输止血药物、导尿管牵拉止血。但对于后尿道损伤止血效果甚微，而目前尚未有专门的医疗器械应对后尿道损伤止血。At present, clinical hemostasis mainly includes infusion of hemostatic drugs and traction of urinary catheter for hemostasis. However, it has little effect on hemostasis of posterior urethral injury, and currently there is no special medical device for hemostasis of posterior urethral injury.
实用新型内容Utility model content
本实用新型需要解决的技术问题是，克服背景技术的不足，提供一种可用于后尿道损伤止血的装置。The technical problem to be solved by the utility model is to overcome the deficiency of the background technology and provide a device that can be used for hemostasis of posterior urethral injury.
为实现上述技术目的，本实用新型采取的技术方案为：For realizing above-mentioned technical purpose, the technical scheme that the utility model takes is:
医用后尿道损伤止血装置，包括尿道管，尿道管上端设置有可降解气囊，可降解气囊与尿道管连通，其中：尿道管上部外壁上设置有内凹的环形后尿道气囊窗，尿道管的管壁中设置有环腔，环腔沿尿道管轴向延伸，且环腔上端与环形后尿道气囊窗连通，下端开口于尿道管下端，医用后尿道损伤止血装置还包括止血装置，止血装置包括充气管和后尿道止血气囊，充气管为环形管，充气管位于环腔中，后尿道止血气囊位于环形后尿道气囊窗中，充气管上端与后尿道止血气囊连通，下端从环腔下端伸出，环腔中设置有轴向滑槽，轴向滑槽上设置有周向延伸的卡槽，充气管能在环腔中上下滑动，带动后尿道止血气囊在环形后尿道气囊窗中上下位移，充气管上设置有卡凸，卡凸位于滑槽中，充气管通过旋转能使卡凸转动至卡槽中，使充气管与尿道管卡合固定，可降解气囊上设置有第一单向阀，尿道管能向可降解气囊内充气，使可降解气囊膨胀，第一单向阀使可降解气囊内气体无法从可降解气囊内逸出，充气管能向后尿道止血气囊中充气，使后尿道止血气囊膨胀，膨胀后的后尿道止血气囊直径大于尿道管直径。The medical hemostasis device for posterior urethral injury includes a urethral tube. The upper end of the urethral tube is provided with a degradable air bag. A ring cavity is arranged in the wall, and the ring cavity extends axially along the urethral tube, and the upper end of the ring cavity communicates with the annular posterior urethral airbag window, and the lower end opens at the lower end of the urethral tube. The medical hemostatic device for posterior urethral injury also includes a hemostatic device, and the hemostatic device includes Tube and posterior urethral hemostatic airbag, the inflatable tube is a circular tube, the inflatable tube is located in the annular cavity, the posterior urethral hemostatic airbag is located in the annular posterior urethral airbag window, the upper end of the inflatable tube communicates with the posterior urethral hemostatic airbag, and the lower end protrudes from the lower end of the annular cavity, An axial chute is set in the ring cavity, and a circumferentially extending card slot is set on the axial chute, the inflatable tube can slide up and down in the ring cavity, driving the posterior urethral hemostatic airbag to move up and down in the annular posterior urethral airbag window, inflating There is a protrusion on the tube, and the protrusion is located in the chute. The inflatable tube can rotate the protrusion into the groove through rotation, so that the inflatable tube and the urethral tube are engaged and fixed. The degradable air bag is provided with a first one-way valve. The urethral tube can inflate the degradable air bag to expand the degradable air bag. The first one-way valve prevents the gas in the degradable air bag from escaping from the degradable air bag. The hemostatic balloon is inflated, and the diameter of the expanded posterior urethral hemostatic balloon is larger than that of the urethral tube.
为优化上述技术方案，采取的具体措施还包括：In order to optimize the above technical solutions, the specific measures taken also include:
上述的可降解气囊中或可降解气囊侧壁上设置有通尿管道，通尿管道与尿道管上端连通，通尿管道不与可降解气囊的气囊内腔连通，通尿管道中设置有第二单向阀，第二单向阀使尿道管内的气体不能从通尿管道通过，但是允许通尿管道中的液体进入尿道管。The above-mentioned degradable airbag or the side wall of the degradable airbag is provided with a urine-through conduit, which communicates with the upper end of the urethral tube. The urine-through conduit does not communicate with the inner cavity of the degradable airbag. The one-way valve, the second one-way valve prevents the gas in the urethral tube from passing through the urinary tube, but allows the liquid in the urinary tube to enter the urethral tube.
上述的环形后尿道气囊窗的长度为后尿道止血气囊长度的三倍，相应的，轴向滑槽上设置的卡槽有三道，相邻卡槽之间的距离为后尿道止血气囊的长度。The length of the annular posterior urethral airbag window is three times the length of the posterior urethral hemostatic airbag. Correspondingly, there are three locking grooves arranged on the axial chute, and the distance between adjacent engaging grooves is the length of the posterior urethral hemostatic airbag.
上述的可降解气囊的材料为聚乳酸材料制作。The material of the above-mentioned degradable airbag is made of polylactic acid material.
上述的后尿道止血气囊外表面涂覆一层止血剂层。The outer surface of the aforementioned posterior urethral hemostatic airbag is coated with a hemostatic agent layer.
上述的充气管下端设置有充气口，充气口内设置有能封堵充气口的堵头。The lower end of the above-mentioned inflation tube is provided with an inflation port, and a plug capable of blocking the inflation port is arranged in the inflation port.
上述的后尿道止血气囊为硅胶材料制作。The above-mentioned posterior urethral hemostatic air bag is made of silica gel material.
本实用新型的医用后尿道损伤止血装置，具有尿道管和止血装置两部分构成，止血装置的充气管位于尿道管的管壁中，不会接触尿道管中的尿液，充气管是一种环形管，内环和外环之间的空间为充气管的管腔，使用时，探明后尿道损伤位置后，将尿道管插入尿道，直至可降解气囊进入膀胱，然后充气使可降解气囊鼓起，定位尿道管，再滑动充气管，使后尿道止血气囊到达合适位置，转动充气管，使卡凸卡入卡槽，充气管与尿道管相固定，通过充气管向后尿道止血气囊充气，使后尿道止血气囊鼓起，压迫后尿道损伤处，通过物理压迫以及止血剂双重作用止血。本实用新型的后尿道损伤止血装置能用于后尿道损伤止血，使用非常方便，解决了目前临床没有后尿道止血器械的问题。The hemostatic device for medical posterior urethral injury of the utility model is composed of two parts: a urethral tube and a hemostatic device. The space between the tube, the inner ring and the outer ring is the lumen of the inflatable tube. When in use, after finding out the location of the posterior urethral injury, insert the urethral tube into the urethra until the degradable balloon enters the bladder, and then inflate the biodegradable balloon , position the urethral tube, then slide the inflatable tube to make the posterior urethral hemostatic airbag reach the proper position, turn the inflatable tube to make the protrusion snap into the slot, fix the inflatable tube with the urethral tube, and inflate the posterior urethral hemostatic airbag through the inflatable tube to make The posterior urethral hemostatic air bag bulges and compresses the injured part of the posterior urethra to stop bleeding through the dual effects of physical compression and hemostatic agent. The hemostatic device for posterior urethral injury of the utility model can be used for hemostasis of posterior urethral injury, is very convenient to use, and solves the problem that there is no posterior urethral hemostatic device in clinical practice at present.
附图说明Description of drawings
图1是本实用新型的示意图；Fig. 1 is the schematic diagram of the utility model;
图2是图1的A部结构放大图；Fig. 2 is an enlarged view of the structure of part A of Fig. 1;
图3是图1的B部结构放大图；Fig. 3 is an enlarged view of the structure of part B of Fig. 1;
图4是图1的侧视剖视图；Fig. 4 is a side sectional view of Fig. 1;
图5是图4的C部结构放大图；Fig. 5 is an enlarged view of the structure of part C of Fig. 4;
图6是后尿道止血气囊鼓起的示意图。Fig. 6 is a schematic diagram of the ballooning of the posterior urethral hemostatic balloon.
其中的附图标记为：尿道管1、环形后尿道气囊窗11、环腔12、轴向滑槽13、卡槽14、可降解气囊2、第一单向阀21、通尿管道22、第二单向阀23、止血装置3、充气管31、后尿道止血气囊32、卡凸33、充气口34。The reference signs therein are: urethral tube 1, annular posterior urethral airbag window 11, annular cavity 12, axial chute 13, card groove 14, degradable airbag 2, first one-way valve 21, urine passage pipe 22, second Two one-way valve 23, hemostatic device 3, inflatable tube 31, posterior urethral hemostatic air bag 32, card protrusion 33, inflatable port 34.
具体实施方式Detailed ways
以下结合附图对本实用新型的实施例作进一步详细描述。Embodiments of the utility model are described in further detail below in conjunction with the accompanying drawings.
本实用新型的医用后尿道损伤止血装置，包括尿道管1，尿道管1上端设置有可降解气囊2，可降解气囊2与尿道管1连通，其中：尿道管1上部外壁上设置有内凹的环形后尿道气囊窗11，尿道管1的管壁中设置有环腔12，环腔12沿尿道管1轴向延伸，且环腔12上端与环形后尿道气囊窗11连通，下端开口于尿道管1下端，医用后尿道损伤止血装置还包括止血装置3，止血装置3包括充气管31和后尿道止血气囊32，充气管31为环形管，充气管31位于环腔12中，后尿道止血气囊32位于环形后尿道气囊窗11中，充气管31上端与后尿道止血气囊32连通，下端从环腔12下端伸出，环腔12中设置有轴向滑槽13，轴向滑槽13上设置有周向延伸的卡槽14，充气管31能在环腔12中上下滑动，带动后尿道止血气囊32在环形后尿道气囊窗11中上下位移，充气管31上设置有卡凸33，卡凸33位于滑槽13中，充气管31通过旋转能使卡凸33转动至卡槽14中，使充气管31与尿道管1卡合固定，可降解气囊2上设置有第一单向阀21，尿道管1能向可降解气囊2内充气，使可降解气囊2膨胀，第一单向阀21使可降解气囊2内气体无法从可降解气囊2内逸出，充气管31能向后尿道止血气囊32中充气，使后尿道止血气囊32膨胀，膨胀后的后尿道止血气囊32直径大于尿道管1直径。The medical hemostatic device for posterior urethral injury of the present utility model comprises a urethral tube 1, a degradable air bag 2 is arranged on the upper end of the urethral tube 1, and the degradable air bag 2 is connected with the urethral tube 1, wherein: the outer wall of the upper part of the urethral tube 1 is provided with a concave Annular posterior urethral balloon window 11, a ring cavity 12 is arranged in the tube wall of the urethral tube 1, and the annular cavity 12 extends axially along the urethral tube 1, and the upper end of the annular cavity 12 communicates with the annular posterior urethral balloon window 11, and the lower end opens to the urethral tube 1 lower end, the medical hemostatic device for posterior urethral injury also includes a hemostatic device 3, the hemostatic device 3 includes an inflatable tube 31 and a posterior urethral hemostatic airbag 32, the inflatable tube 31 is an annular tube, the inflatable tube 31 is located in the ring cavity 12, and the posterior urethral hemostatic airbag 32 Located in the annular posterior urethral airbag window 11, the upper end of the inflatable tube 31 communicates with the posterior urethral hemostatic airbag 32, and the lower end protrudes from the lower end of the annular cavity 12. The annular cavity 12 is provided with an axial chute 13, and the axial chute 13 is provided with The card slot 14 extending in the circumferential direction, the inflatable tube 31 can slide up and down in the annular cavity 12, and drives the posterior urethral hemostatic airbag 32 to move up and down in the annular posterior urethral airbag window 11. Located in the chute 13, the inflatable tube 31 can rotate the locking protrusion 33 into the card slot 14 through rotation, so that the inflatable tube 31 is engaged and fixed with the urethral tube 1, and the degradable airbag 2 is provided with a first one-way valve 21, the urethra The tube 1 can inflate the degradable air bag 2 to inflate the degradable air bag 2, the first one-way valve 21 prevents the gas in the degradable air bag 2 from escaping from the degradable air bag 2, and the inflation tube 31 can inflate the hemostatic air bag to the rear urethra 32 is inflated to expand the posterior urethral hemostatic airbag 32, and the diameter of the expanded posterior urethral hemostatic airbag 32 is greater than that of the urethral tube 1.
实施例中，可降解气囊2中或可降解气囊2侧壁上设置有通尿管道22，通尿管道22与尿道管1上端连通，通尿管道22不与可降解气囊2的气囊内腔连通，通尿管道22中设置有第二单向阀23，第二单向阀23使尿道管1内的气体不能从通尿管道22通过，但是允许通尿管道22中的液体进入尿道管1。In the embodiment, the degradable airbag 2 or on the side wall of the degradable airbag 2 is provided with a urine passage 22, the urine passage 22 communicates with the upper end of the urethral tube 1, and the urine passage 22 does not communicate with the airbag inner cavity of the degradable airbag 2 A second one-way valve 23 is arranged in the urinary conduit 22, and the second one-way valve 23 prevents the gas in the urethral tube 1 from passing through the urinary conduit 22, but allows the liquid in the urinary conduit 22 to enter the urethral tube 1.
实施例中，环形后尿道气囊窗11的长度为后尿道止血气囊32长度的三倍，相应的，轴向滑槽13上设置的卡槽14有三道，相邻卡槽14之间的距离为后尿道止血气囊32的长度。In the embodiment, the length of the annular posterior urethral airbag window 11 is three times the length of the posterior urethral hemostatic airbag 32, correspondingly, there are three locking grooves 14 arranged on the axial chute 13, and the distance between adjacent locking grooves 14 is The length of the posterior urethral hemostatic balloon 32.
实施例中，可降解气囊2的材料为聚乳酸材料制作。In the embodiment, the material of the degradable airbag 2 is made of polylactic acid material.
实施例中，后尿道止血气囊32外表面涂覆一层止血剂层。In the embodiment, the outer surface of the posterior urethral hemostatic balloon 32 is coated with a layer of hemostatic agent.
实施例中，充气管31下端设置有充气口34，充气口34内设置有能封堵充气口34的堵头。In the embodiment, an inflation port 34 is provided at the lower end of the inflation tube 31 , and a plug capable of blocking the inflation port 34 is disposed in the inflation port 34 .
实施例中，后尿道止血气囊32为硅胶材料制作。In the embodiment, the posterior urethral hemostatic balloon 32 is made of silicone material.
本实用新型的使用方法如下：本装置在探明患者后尿道出血点的状况下使用。将尿道管1上端插入尿道中，直至可降解气囊2进入膀胱，向尿道管1中充气，由于第一单向阀21、第二单向阀23的作用，气体只能进入可降解气囊2中，可降解气囊2膨胀卡在膀胱中，使尿道管1固定，尿液可以通过通尿管道22进入尿道管1中，尿道管1下端接尿壶。滑动环腔12中的充气管3，使充气管3上部的后尿道止血气囊32位移到后尿道出血点位置，向充气管3内充气，使后尿道止血气囊32膨胀，压迫出血点，同时尿道止血气囊32外的止血剂能贴在伤口上，进行止血，将堵头堵住充气管3，每隔1小时，打开堵头，放松压力5-10分钟，然后重新充气。待伤口止血后，放出尿道止血气囊32内的气体，等待可降解气囊2自动降解后，将整个装置从尿道中拿出。The using method of the present utility model is as follows: the device is used under the situation of ascertaining the patient's posterior urethral bleeding point. Insert the upper end of the urethral tube 1 into the urethra until the degradable airbag 2 enters the bladder, and inflate the urethral tube 1. Due to the action of the first one-way valve 21 and the second one-way valve 23, the gas can only enter the degradable airbag 2 , the degradable air bag 2 is expanded and stuck in the bladder, so that the urethral tube 1 is fixed, and the urine can enter the urethral tube 1 through the urinary tube 22, and the lower end of the urethral tube 1 is connected to a urinal. Slide the inflatable tube 3 in the ring cavity 12 to displace the posterior urethral hemostatic airbag 32 on the upper part of the inflatable tube 3 to the position of the posterior urethral bleeding point, and inflate the inflatable tube 3 to expand the posterior urethral hemostatic airbag 32 to compress the bleeding point, while the urethra The hemostatic agent outside the hemostatic air bag 32 can be pasted on the wound to stop the bleeding, and the plug is blocked in the inflation tube 3. Every hour, the plug is opened, the pressure is relaxed for 5-10 minutes, and then reinflated. After the wound has stopped bleeding, the gas in the urethral hemostatic airbag 32 is released, and after the degradable airbag 2 is automatically degraded, the whole device is taken out from the urethra.
以上仅是本实用新型的优选实施方式，本实用新型的保护范围并不仅局限于上述实施例，凡属于本实用新型思路下的技术方案均属于本实用新型的保护范围。应当指出，对于本技术领域的普通技术人员来说，在不脱离本实用新型原理前提下的若干改进和润饰，应视为本实用新型的保护范围。The above are only preferred implementations of the utility model, and the scope of protection of the utility model is not limited to the above-mentioned embodiments, and all technical solutions under the thinking of the utility model all belong to the scope of protection of the utility model. It should be pointed out that for those of ordinary skill in the art, some improvements and modifications without departing from the principle of the utility model should be regarded as the protection scope of the utility model.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720787490.3UCN207693628U (en) | 2017-07-03 | 2017-07-03 | Medical posterior urethral injury hemostasis device |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720787490.3UCN207693628U (en) | 2017-07-03 | 2017-07-03 | Medical posterior urethral injury hemostasis device |
| Publication Number | Publication Date |
|---|---|
| CN207693628Utrue CN207693628U (en) | 2018-08-07 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720787490.3UActiveCN207693628U (en) | 2017-07-03 | 2017-07-03 | Medical posterior urethral injury hemostasis device |
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| CN (1) | CN207693628U (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108742754A (en)* | 2018-08-22 | 2018-11-06 | 中山市普利斯微创介入医械有限公司 | A kind of cavity quick-acting haemostatic powder equipment |
| CN114470360A (en)* | 2022-02-11 | 2022-05-13 | 中日友好医院(中日友好临床医学研究所) | A drainage device for clinical care |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742754A (en)* | 2018-08-22 | 2018-11-06 | 中山市普利斯微创介入医械有限公司 | A kind of cavity quick-acting haemostatic powder equipment |
| CN108742754B (en)* | 2018-08-22 | 2024-03-26 | 中山市普利斯微创介入医械有限公司 | Cavity way rapid hemostatic equipment |
| CN114470360A (en)* | 2022-02-11 | 2022-05-13 | 中日友好医院(中日友好临床医学研究所) | A drainage device for clinical care |
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