CN204931712U - A kind of sound wave puncture auxiliary system - Google Patents
A kind of sound wave puncture auxiliary system Download PDFInfo
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- CN204931712U CN204931712U CN201520390178.1U CN201520390178U CN204931712U CN 204931712 U CN204931712 U CN 204931712U CN 201520390178 U CN201520390178 U CN 201520390178U CN 204931712 U CN204931712 U CN 204931712U
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Abstract
The utility model discloses a kind of sound wave puncture auxiliary system, comprise speaker, voltage controlled oscillator, display and logging modle, pressure signal amplifier, pressure transducer, piston threeway, infusion pump, anesthesia spinal needle, polrvinyl chloride telescoping tube and the stretched polyethylene draw, speaker connects display and logging modle and pressure signal amplifier respectively by voltage controlled oscillator, pressure signal amplifier connects polrvinyl chloride telescoping tube and the stretched polyethylene draw respectively by pressure transducer, the other end of polrvinyl chloride telescoping tube connects infusion pump, the other end of the stretched polyethylene draw connects anesthesia spinal needle.This utility model relies on sound wave and screen waveform to judge the position of anesthesia spinal needle, effect is direct, anaesthetist can both hands for gripping puncture needle, stablizing of puncture action is controlled, the success rate of puncture is increased to and is close to 100%, also can the position of auxiliary judgment inlying catheter or the clinic for new anaesthetist.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, is a kind of sound wave puncture auxiliary system.
Background technology
Epidural anesthesia is widely used clinically, be usually used in the art of the operations such as extremity, abdominal part or thoracic cavity and Postoperative Analgesia After, other indication also comprises as the analgesia the etc. when analgesia of leg ischemic pain and deathbed care, sometimes also for the traumatic patient of emergency treatment.The purposes of another one known by the public is exactly the application in painless delivery, under the prerequisite not affecting anemia of pregnant woman's consciousness, provide suitable analgesic effect.General conventional opposing disappearance technological orientation epidural space clinically.Opposing disappearance technology why can be utilized to distinguish whether enter epidural space, be because the quality of ligamenta flava is very fine and close, be difficult to pierce through and injectable drug, and on the other hand, epidural cavity pressure be very low or in negative pressure, resistance is very little.According to these two tissue features, need a hands to pin syringe piston when anaesthetist carries out puncture procedure always and push ahead, the hand-held puncture needle of another hands thrusts destination organization.After penetration Resistance disappears, piston can be very easy to be pushed into syringe, can judge to have arrived epidural space.
But the epidural anesthesia of failure is clinical very common.Epidural anesthesia is invalid, means that patient is not anaesthetized or fully do not anaesthetized.Different in this incidence rate of Different hospital, generally between 10-20%, may be higher in teaching hospital's incidence rate.Have the generation that a lot of reasons leads to the failure, one of them common reason and complication are that die is worn out, and sickness rate, may be higher for unfamiliar doctor's sickness rate between 0.5-3%.Be generally push away too firmly and/or excessively far away due to pin in piercing process, the epidural space that caused puncture to exceed, punctures cerebral dura mater, causes cerebrospinal fluid to bleed epidural space.This situation can cause a kind of complication one die to wear out rear headache usually.The dura mater of 50-80% wears out the headache after dura mater all can be caused to wear out, and needs to inject autologous blood to epidural and carries out Plugging, and this needs to carry out epidural puncture again.In general, client need continued to keep lying status in hospital in 1-2 days.In some cases, puncture is possibility injured nerve fiber also, and patient there will be temporary paraesthesia.Also have some rare complication in addition, comprise epidural abscess and epidural hematoma, patient all may be caused to paralyse.A common and important reason is also had to be that placement catheter position is improper.If traditional validation testing is invalid, as patient body position changes, when using extra drug, just needs again to do epidural anesthesia, even consider general anesthesia.
Utility model content
The purpose of this utility model is to provide a kind of sound wave easy to use, that puncture success rate is high to guide epidural puncture aid system, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
A kind of sound wave puncture auxiliary system, comprise speaker, voltage controlled oscillator, display and logging modle, pressure signal amplifier, pressure transducer, piston threeway, infusion pump, anesthesia spinal needle, polrvinyl chloride telescoping tube and the stretched polyethylene draw, described speaker connects display and logging modle and pressure signal amplifier respectively by voltage controlled oscillator, described pressure signal amplifier connects polrvinyl chloride telescoping tube and the stretched polyethylene draw respectively by pressure transducer, the other end of described polrvinyl chloride telescoping tube connects infusion pump, the other end of the described stretched polyethylene draw connects anesthesia spinal needle.
Compared with prior art, the beneficial effects of the utility model are:
This utility model relies on sound wave and screen waveform to judge the position of anesthesia spinal needle, effect directly, accurately and truly, anaesthetist can both hands for gripping puncture needle, to be more convenient for the stable and controlled of puncture action, the success rate of puncture is increased to and is close to 100%, also can the position of auxiliary judgment inlying catheter and the clinic for new anaesthetist.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the screen oscillogram of display and logging modle in this utility model use procedure.
In figure: 1-speaker; 2-voltage controlled oscillator; 3-display and logging modle; 4-pressure signal amplifier; 5-pressure transducer; The threeway of 6-piston; 7-infusion pump; 8-anesthesia spinal needle; 9-polrvinyl chloride telescoping tube; The 10-stretched polyethylene draw.
Detailed description of the invention
Be described in more detail below in conjunction with the technical scheme of detailed description of the invention to this patent.
Refer to Fig. 1-2, a kind of sound wave puncture auxiliary system, comprise speaker 1, voltage controlled oscillator 2, display and logging modle 3, pressure signal amplifier 4, pressure transducer 5, piston threeway 6, infusion pump 7, anesthesia spinal needle 8, polrvinyl chloride telescoping tube 9 and the stretched polyethylene draw 10, described speaker 1 connects display and logging modle 3 and pressure signal amplifier 4 respectively by voltage controlled oscillator 2, the resistance signal measured in whole operating process can also be stored in memory carrier by described display and logging modle 3, and can print and carry out looking back and analyzing, described pressure signal amplifier 4 connects polrvinyl chloride telescoping tube 9 and the stretched polyethylene draw 10 respectively by pressure transducer 5, described polrvinyl chloride telescoping tube 9 other end connects infusion pump 7, the described stretched polyethylene draw 10 other end connects anesthesia spinal needle 8, the length of described polrvinyl chloride telescoping tube 9 is 100-120cm, its internal diameter is 1.8mm, the length of the described stretched polyethylene draw 10 is 150-200cm, its internal diameter is 1.0mm.Also above-mentioned length and internal diameter can not be limited to.
Described sound wave guided puncture aid system in use, medical saline is full of infusion pump 7 as medium, utilize infusion pump 7 to be pumped by normal saline and be delivered to pressure transducer 5 and the stretched polyethylene draw 10 by polrvinyl chloride telescoping tube 9, normal saline in the stretched polyethylene draw 10 enters anesthesia spinal needle 8, anesthesia spinal needle 8 is used to puncture, when anesthesia spinal needle 8 is by different tissues, the resistance of tissue is converted to pressure by system and shows over the display and be recorded in module 3, be converted to acoustical signal by described voltage controlled oscillator 2 simultaneously and sent by speaker 1, when anesthesia spinal needle 8 is close to epidural space, because the resistance of strong but pliable in texture ligamenta flava increases, the acoustic tones causing speaker 1 to send increases thereupon, when anesthesia spinal needle 8 arrives epidural space, resistance declines, the acoustic tones that speaker 1 occurs declines thereupon, can be judged as that anesthesia spinal needle 8 has entered in epidural space.
The acoustic tones that described speaker 1 sends is relevant with the drag size of tissue, the sound that anaesthetist can send according to speaker 1 judges the position of anesthesia spinal needle 8, when tone by the highest be suddenly down to minimum time just can know and arrived epidural space, when placing conduit, when seeing that screen waveform is shown as a platform, can know that conduit is placed correct, and when screen display pressure increases, illustrate that conduit is placed incorrect, should give and correct and adjustment.
After described anesthesia spinal needle 8 enters epidural space, anaesthetist can place segmental epidural catheter, and this utility model can help anaesthetist to confirm the position of epidural catheter front end, if catheter proximal end position is improper, can adjust in time.
Described sound wave puncture auxiliary system may be used for epidural anesthesia, extremity, abdominal part or thoracic cavity etc. operation art in and Postoperative Analgesia After, other indication also comprises as the analgesia when analgesia of leg ischemic pain and deathbed care, the traumatic patient analgesia of emergency treatment, under the prerequisite not affecting anemia of pregnant woman's consciousness, suitable analgesic effect is provided in painless delivery, and new anaesthetist's practical teaching and monitoring.
This utility model can help anaesthetist more accurately to locate anesthesia spinal needle 8 easily in the position of epidural space, by the Resistance Pressure information between the tissue in traditional epidural puncture is converted to auditory information and visual information, the tissue at feedback prompts anesthesia spinal needle 8 place, add the tactile data of hands, anaesthetist can recognize the position of anesthesia spinal needle 8 in real time, obviously can notice whether anesthesia spinal needle 8 enters epidural space.This utility model can make anaesthetist better control anesthesia spinal needle 8, and two handss instead of a hands can be used to operate anesthesia spinal needle 8, prevents puncture excessively, thus reduces the complication that dura mater is worn out or other are more serious.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (3)
1. a sound wave puncture auxiliary system, comprise speaker (1), voltage controlled oscillator (2), display and logging modle (3), pressure signal amplifier (4), pressure transducer (5), piston threeway (6), infusion pump (7), anesthesia spinal needle (8), polrvinyl chloride telescoping tube (9) and the stretched polyethylene draw (10), it is characterized in that, described speaker (1) connects display and logging modle (3) and pressure signal amplifier (4) respectively by voltage controlled oscillator (2), described pressure signal amplifier (4) connects polrvinyl chloride telescoping tube (9) and the stretched polyethylene draw (10) respectively by pressure transducer (5), the other end of described polrvinyl chloride telescoping tube (9) connects infusion pump (7), the other end of the described stretched polyethylene draw (10) connects anesthesia spinal needle (8).
2. sound wave according to claim 1 guides epidural puncture aid system, and its compression portion is infusion pump or infusion pump or other pressurizer, and compression portion connects in an integrated fashion or connects in the mode split.
3. sound wave according to claim 1 and 2 guides epidural puncture aid system, and it is characterized in that: the information of pressure/resistance that systematic survey arrives, is express in the mode of waveform image on sound wave and display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390178.1U CN204931712U (en) | 2015-06-09 | 2015-06-09 | A kind of sound wave puncture auxiliary system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390178.1U CN204931712U (en) | 2015-06-09 | 2015-06-09 | A kind of sound wave puncture auxiliary system |
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| CN204931712U true CN204931712U (en) | 2016-01-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104887268A (en) * | 2015-06-09 | 2015-09-09 | 王刚 | Acoustic wave puncture auxiliary system and method for applying same |
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2015
- 2015-06-09 CN CN201520390178.1U patent/CN204931712U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104887268A (en) * | 2015-06-09 | 2015-09-09 | 王刚 | Acoustic wave puncture auxiliary system and method for applying same |
| CN104887268B (en) * | 2015-06-09 | 2017-11-14 | 王刚 | A kind of sound wave puncture auxiliary system and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220314 Address after: 250400 Room 401, 4th floor, block B, Kehang Road 2008, East Street, high tech Zone, Jinan City, Shandong Province Patentee after: Shandong aiweikang Medical Technology Co.,Ltd. Address before: 250132 No.1, Wangsheren North Street, Licheng District, Jinan City, Shandong Province Patentee before: Wang Gang |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 250400 Room 401, 4th floor, block B, Kehang Road, East Street, high tech Zone, Jinan City, Shandong Province Patentee after: Shandong aiweikang Medical Technology Co.,Ltd. Address before: 250400 Room 401, 4th floor, block B, Kehang Road 2008, East Street, high tech Zone, Jinan City, Shandong Province Patentee before: Shandong aiweikang Medical Technology Co.,Ltd. |