Изобретение относитс к облас та медшдины и касаетс хирургических инструментов.This invention relates to the field of medicine and relates to surgical instruments.
Известно устройство дл внутрисосудистых операций, содержащее регфщих элемент, выполненный в виде цилиндричевкого распатора, и гибкий вал с подвижным цанговым зашмом.A device for intravascular operations is known, which comprises a recurrent element made in the form of a cylindrical raspator, and a flexible shaft with a movable collet shank.
Однако при операции возможно травмирование внутренних стенок со суда.However, the operation may cause injury to the inner walls of the court.
С целью исключени травмировани внутренних стенок сосуда и обеспечени удалени отдельных тромбов предлагаемое устройство со держит гибкий трубчатый корпус со штуцером дл подсоединени к источ нику вакуума и жестким наконечником , а режущий элемент выполнен в виде винтообразного ножа о ошю рыми режутдими кроллками, расположенными под тупым углом,и установлен в жестком наконечнш е,In order to avoid injury to the inner walls of the vessel and to ensure the removal of individual blood clots, the proposed device contains a flexible tubular body with a fitting for connecting to a vacuum source and a hard tip, and the cutting element is designed as a screw-shaped knife with an oblique angle and installed in hard end,
на . I показано предлагаемое Устройство дл внутрисо(,дистыхon . I shows the proposed device for intra (
1операщ{й, вид; на фаг. вид По стрелке А на фиг.1; на фиг. 3 - сечение по Б-Б на фиг,2.1operad {th, view; on phage. view along arrow A in figure 1; in fig. 3 is a section along BB in FIG. 2.
Устройство дл внутрисосудистых 5 операций состоит из тонкостенного, сделанного в форме усеченного конуса , жесткого наконечника I, винтообразного ножа 2, трубчатого кор пуса 3 и гибкого вала 4. 0 Винтообразный нож, выполненный из нержавеющей стали, на торце имеет разведенные под тупым углом, примерно 135 . режущие кромки 5.The device for intravascular 5 operations consists of a thin-walled, made in the shape of a truncated cone, a rigid tip I, a screw-shaped knife 2, a tubular core 3 and a flexible shaft 4. 0 135. cutting edges 5.
Корпус 3 дистальным концом крепитс на ступенчатом уступе наконечника I заподлицо с ним, а другим соедин етс через штуцер 6 источником BaiQryMa,The housing 3 with the distal end is mounted on the stepped shoulder of tip I, is flush with it, and the other is connected through the nozzle 6 by the source BaiQryMa,
Штуцер имеет полый винт 7 дл 0 регулировани степени разрежени Б устройстве.The nozzle has a hollow screw 7 for adjusting the degree of vacuum of the B device.
через разрез в стенке сосуда устройство ввод т в просвет сосуда в месте, где клинически тромба не определ етс . Устройство продвигаетI с по сосуду к тромбу, включаетс Through an incision in the vessel wall, the device is inserted into the vessel lumen at a location where a clinically thrombus is not detected. The device advances I through the vessel to the thrombus, turns on
ИСТОЧНИК вакуума. Тромб, благодар разрежению в вахсууыной системе T-4DO-IOOO мм.рт.ст.), подсасываетс к жесткому наконечнику и дробно иссекаетс ножом с острнми рехущШ кромками на конце. Иссекаеше тромоотические массы эвакуируютс с кровью в банку дл сбора и фильтра pui .Кровь при необходимости после отфильтровани через многослойную капроновую ткань переливаетс оперируемрад падиенту.SOURCE of vacuum. The thrombus, due to the vacuum in the T-4DO-IOOO vahsuan system (mm Hg), is sucked into the hard tip and dissected fractionally with a knife with sharp edges at the end. Thromootic masses are evacuated with blood into a collection canister and a pui filter. Blood, if necessary, after filtration through a multi-layer nylon fabric, is poured onto the patient.
При выполнении тромбснтимэктомии кра жесткого наконечника вывод тс за интиму после предварительной отслойщ ее в месте введени устройства. Эластичность, монолитность трубчатого корпуса и наконечника с вращающимс внутри ножш, исполн щим нкцию и шнека ,. создают удобства и безопасность введени устройства на оольWhen performing a thrombosis, the edges of the hard tip are removed beyond the intima after preliminary detachment of it at the insertion point of the device. The elasticity, solidity of the tubular body and the tip with a rotating inside the sheath, performing the operation and the screw,. create convenience and safety of the introduction of the device on the ool
щую глубину проа легком вращательно-поступательном продвижении его рукой рперирущего хирурга.the depth of progression of rotational and translational advancement of the surgeon with his hand.
ПРВДМЕТ ИЗОБРЕТШИЙIMPLEMENTING INVENTOR
Устройство дл внутрисосудистых операций содержащее гибкий вал и режущий элемент, отличающее с тем, НТО, с целью исключени травмировани внутренних стенок сосуда и обеспечени удалени отделённых тромбов,оно содержит гиб кий трубчатый корпус со штуцером дл подсоединени к источнику вакуума и жестким наконечником, а реаущий элемент выполнен в виде винтообразного ножа с торцовыми режущими кромками, располо кенньшв под тупым углом, и установлен в жестком наконечнике.A device for intravascular surgery containing a flexible shaft and a cutting element, distinguished by the fact of HTO, in order to avoid injury to the inner walls of the vessel and ensure the removal of separated blood clots, it contains a flexible tubular body with a fitting for connecting to a vacuum source and a hard tip, and made in the form of a helical knife with face cutting edges, located at an obtuse angle, and installed in a hard tip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1778067ASU442795A1 (en) | 1972-04-27 | 1972-04-27 | Intravascular Surgery Device |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1778067ASU442795A1 (en) | 1972-04-27 | 1972-04-27 | Intravascular Surgery Device |
| Publication Number | Publication Date |
|---|---|
| SU442795A1true SU442795A1 (en) | 1974-09-15 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1778067ASU442795A1 (en) | 1972-04-27 | 1972-04-27 | Intravascular Surgery Device |
| Country | Link |
|---|---|
| SU (1) | SU442795A1 (en) |
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