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SU659146A1 - Surgical instrument for placing anastomoses between hollow organs - Google Patents

Surgical instrument for placing anastomoses between hollow organs

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Publication number
SU659146A1
SU659146A1 SU742002442A SU2002442A SU659146A1 SU 659146 A1 SU659146 A1 SU 659146A1 SU 742002442 A SU742002442 A SU 742002442A SU 2002442 A SU2002442 A SU 2002442A SU 659146 A1 SU659146 A1 SU 659146A1
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SU
USSR - Soviet Union
Prior art keywords
head
spring
pusher
knife
bracket
Prior art date
Application number
SU742002442A
Other languages
Russian (ru)
Inventor
Владимир Павлович Золин
Сергей Михайлович Ерошин
Вадим Самсонович Лукьяненко
Валерий Александрович Пыжов
Original Assignee
Организация П/Я М-5237
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Publication date
Application filed by Организация П/Я М-5237 filed Critical Организация П/Я М-5237
Priority to SU742002442A priority Critical patent/SU659146A1/en
Application granted granted Critical
Publication of SU659146A1 publication Critical patent/SU659146A1/en

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Description

1one

Изобретение относитс  к медицинской технике, а именно к хирургическим сшивающим инструментам, и иредиазначено дл  наложени  круговых анастомозов на пищеварительном тракте.The invention relates to medical technology, namely to surgical stapling instruments, and is meant to impose a circular anastomosis on the digestive tract.

Известен хирургический аппарат дл  наложени  анастомозов на пищеварительном тракте, содержащий скобочную головку с пазами дл  скобок, закрепленную в цилиндрическом корпусе, цилиндрический нож и толкатель, жестко закрепленные между собой, расположенные в скобочной головке, съемную упорную головку с матрицей дл  загиба скобок с лунками, регул тор зазора, привод толкател  и ножа и гибкую трубку 1.A surgical apparatus for imposing anastomoses on the digestive tract is known, comprising a staple head with grooves for brackets fixed in a cylindrical body, a cylindrical knife and a pusher rigidly fixed to each other, located in a brace head, removable stop head with a die for bending the staples with holes, adjustable gap torus, pusher drive and knife and flexible tube 1.

При использовании аппарата руко тку привода упорной головки, ножа и толкател  необходимо вращать вручную последовательно в разных направлени х, с переключением муфты привода путем периодической подачи руко тки вдоль оси. Аппарат не позвол ет накладывать швы при крутых перегибах сшиваемых полых органов, а замедленное отведение упорной головки от скобочной зат гивает и осложн ет работу с аппаратом.When using the device, the handle of the drive of the stop head, the knife and the pusher must be manually rotated sequentially in different directions, with switching the drive coupling by periodically feeding the handle along the axis. The device does not allow stitches at sharp bends of stitched hollow organs, and the delayed abduction of the stop head from the staple head tightens and complicates the work with the device.

Целью изобретени   вл етс  обеспечение возможности наложени  швов при крутых перегибах сшиваемых полых органов, а также ускорение отвода упорной головки от скобочной.The aim of the invention is to provide the possibility of stitching at sharp bends of stitched hollow organs, as well as accelerating the removal of the stop head from the bracket.

Поставленна  цель достигаетс  тем, что привод толкател  и ножа размещен в скобочной головке и выполнен в виде цилиндрической пружины и подпружиненных фиксаторов , св занных с толкателем и ножом, на боковой поверхности рабочей головки выполнены отверсти , через которые проведены концы подпружиненных фиксаторов , заканчивающиес  кнопками управлени , механизм изменени  зазора прошивани  расположен в скобочной головке и выполнен в виде зубчатых подпружиненных рычагов с кнопкамп управлени  и зубчатой рейки, наход щихс  в зацеплении.The goal is achieved by the fact that the drive of the pusher and the knife is placed in the bracket head and is made in the form of a cylindrical spring and spring-loaded clamps associated with the pusher and knife, on the side surface of the working head there are holes through which the ends of the spring-loaded clamps, ending with control buttons, The mechanism for changing the backlash clearance is located in the bracket head and is made in the form of spring-loaded gear levers with control knobs and a gear rack that are engaged.

Кроме того, между упорной и скобочной головками расположена пружина сжати .In addition, a compression spring is located between the support and bracket heads.

этом поверхность скобочной головки имеет эластичное покрытие. this surface of the bracket head has an elastic coating.

На фиг. 1 изображен хирургический аппарат дл  наложени  анастомозов между полымп органами, продольный разрез; на фиг. 2 - сечение А-А фиг. 1.FIG. 1 shows a surgical apparatus for the application of anastomoses between hollow organs, a longitudinal section; in fig. 2 is a section A-A of FIG. one.

Аппарат содержит цилиндрический корпус 1, скобочную головку 2, толкатель 3, нож 4, пружину 5, фиксаторы 6, рычаги 7, упорную головку 8, шток 9 с зубчатой рейкой 10, промежуточную втулку 11, крышку 12, упорную втулку 13, пружину 14, гибкуюThe device includes a cylindrical body 1, bracket head 2, pusher 3, knife 4, spring 5, clamps 6, levers 7, thrust head 8, rod 9 with rack 10, intermediate sleeve 11, cover 12, thrust sleeve 13, spring 14, flexible

трубку 15, эластичное покрытие в виде гибких полимерных пленок 16 и 17. К цилиндрическому корпусу 1 жестко креп тс  при помощи винтов 18 скобочна  головка 2, упорна  втулка 13, промеж)точна  втулка 11 и крып1ка 12. Движение толкател  3 и круглого ножа 4 направл ет скобочна  головка 2.tube 15, elastic coating in the form of flexible polymer films 16 and 17. The cylindrical body 1 is rigidly fastened with screws 18 by the clamping head 2, the resistant sleeve 13, between) the exact sleeve 11 and the ram 12. The movement of the pusher 3 and the round knife 4 is directed em bracket head 2.

Толкатель 3 скобок имеет два радпал1 ио расположенны.х глухих отверсти , в которые вставлены фиксаторы 6 в виде штырей, содержаи ие пружииы 19. Соответственно в корпусе 1 имеютс  сквозпые отверсти , которые снаружи защищены гибкой иолимерной пленкой 16. Дл  удобства нажати  на фиксаторы 6 указанные отверсти  имеют зенковку. При вхождении фиксаторов 6 в отверсти  цилиндрического корпуса 1 толкатель 3 фиксируетс  в строго определенном положении. Круглый нож 4 жестко нрикреплен к толкателю 3. Между упорной втулкой 13 и толкателем 3 смонтирована пружина 5 сжати . Аккумулированна  энерги  пружины 5 используетс  дл  перемещени  толкател  3 совместно с ножом 4. Упорна  втулка 13 содержит два двуплечих рычага 7, которые удерживаютс  на ос х 20. Одни концы рычагов 7 имеют зубцы , при иомощи которых происходит сцепление с зубчатой рейкой 10, другие концы рычагов скруглены и выход т в виде кнопок управлени  в отверсти  цилиндрического корпуса 1. Рычаги 7 снабжены пружинами 21, которые удерживают рычаги в сцеплении с двусторонней рейкой 10. Во избежание случайного попадани  посторонних частиц в зазоры рычагов 7 над раззенкованными отверсти ми корпуса 1 установлена гибка  иолимерна  нленка 17. Эта иленка предохран ет также от случайного срабатывани  рычага при нажатии на него с малым усилием. Упорна  головка 8 иод действием гайки 22 может перемещатье  на щтоке 9, на котором затем фиксируетс  при помощи винта 23. Дл  обеспечени  положени  упорных лунок 24 против пазов скобок 25 на штоке 9 предусмотрены щпонки 26 и 27. Гайка 22 на своем фланце имеет лимб, по которому можно вести настройку зазора между упорной и скобочной головками . В расточку упорной головки 8 вставлена прокладка 28. Шток 9 содержит двустороннюю зубчатую рейку 10. Шток 9 заканчиваетс  прорезью дл  обеспечени  иружинени  выступов 29 при их прохождении через втулку 30. Величина сблил ени  между упорной головкой 8 и скобочной головкой 2 ограничиваетс  винтом 31. Промежуточна  втулка 11 имеет ступенчатую цилиндрическую полость, в которой наход тс  скольз ща  втулка 30 и пружина 14. При сн том щтоке 9 втулка 30 под действием нружины 14 отводитс  к упорной втулке 13. К крышке 12 крепитс  гибка  полимерна  трубка 15, с помощью которойThe pusher 3 of the brackets has two radpal io located deaf holes in which clamps 6 are inserted in the form of pins, containing spring 19. Accordingly, in case 1 there are through holes that are protected from the outside with a flexible and polymer film 16. For convenience, click clamps 6 indicated the holes have a countersink. When the clamps 6 enter the holes of the cylindrical body 1, the pusher 3 is fixed in a strictly defined position. The round knife 4 is rigidly attached to the pusher 3. A compression spring 5 is mounted between the thrust sleeve 13 and the pusher 3. The accumulated energy of the spring 5 is used to move the pusher 3 together with the knife 4. The thrust sleeve 13 contains two double-arm levers 7, which are held on the axes 20. Some ends of the levers 7 have teeth, which help them to engage with the rack 10, the other ends of the levers rounded and released as control buttons into the holes of the cylindrical body 1. The levers 7 are equipped with springs 21, which hold the levers in engagement with the double-sided rail 10. To avoid accidental ingress of foreign particles into the gaps of the levers 7, a flexible and polymer film 17 is installed over the re-engraved openings of the housing 1. This foil also prevents the lever from being accidentally operated when it is pressed with little effort. The stop head 8 iod the action of the nut 22 can relocate on the rod 9, which is then fixed with a screw 23. To secure the position of the stop holes 24 against the notches of the brackets 25 on the rod 9, pins 26 and 27 are provided. The nut 22 has a limb on its flange which you can adjust the gap between the support and bracket heads. A spacer 28 is inserted into the bore of the thrust head 8. The rod 9 includes a double-sided rack 10. The rod 9 ends with a slit to ensure that the protrusions 29 spring through the sleeve 30. The distance between the thrust head 8 and the clamping head 2 is limited by a screw 31. The intermediate sleeve 11 has a stepped cylindrical cavity in which there are a sliding sleeve 30 and a spring 14. When removed, the rod 9, the sleeve 30 under the action of the spring 14 is retracted to the stop sleeve 13. To the cover 12 is attached a flexible polymer tube 15, with by whose power

аппарат извлекают из сщитого пищеварительного тракта.the apparatus is removed from the protected digestive tract.

Аппарат работает следующим образом. Перед наложением анастомозов взвод тThe device works as follows. Before imposing anastomoses cocked

пружину 5 путем нажати  через отверстие 32 на диск толкател  3, при этом фиксаторы () под дсйств 1ем иружппы 19 вход т li отверстие цилиндрического корпуса 1, удержива  таким образом толкатель скобок во взведенном положении. В пазы скобочных гпезд вставл ют скобки 25. Замер ют толщину сщиваемых тканей и устанавливают зазор между упорной головкой и скобочной головкой при помощи вращени  гайки 22, пользу сь при этом лимбовым устройством. Далее упорную головку 8 со щтоком 9 ввод т в просвет конца кишки , предварительно наметанного кисетным щвом, который затем зат гиваетс . Черезthe spring 5 by pressing through the hole 32 on the disk of the pusher 3, while the retainers () under Acts 1 and the cart 19 enter the opening of the cylindrical body 1, thus keeping the pusher brackets in the cocked position. Staples 25 are inserted into the grooves of the staple cages. The thickness of the tissue being clamped is measured and the gap between the stop head and the staple head is set by rotating the nut 22, using a limb device. Next, the stop head 8 with the brush 9 is inserted into the lumen of the end of the intestine, previously harvested with pouch string, which is then tightened. Through

естественное отверстие (рот, пр мую кищку ) ввод т цилиндрический корпус 1, после чего конец присоедин емого органа зат гивают кисетным щвом на направл ющей втулке штока скобочной головки 2. Далееthe cylindrical body 1 is inserted into the natural opening (mouth, straight bristle), after which the end of the organ to be attached is tightened with a needle pitch on the guide sleeve of the stem of the bracket head 2. Next

ирисоедин ют к скобочной головке 2 упорную головку 8. Дл  этого шток 9 упорной головкн 8 продвигают во втулку 33 скобочной головки 2, при этом зубчата  рейка 10 за счет косой пилообразной формы зубьевThe thrust head 8 is attached to the bracket head 2. For this purpose, the rod 9 of the stop heads 8 is pushed into the sleeve 33 of the bracket head 2, while the gear rack 10 is due to the oblique sawtooth shape of the teeth

раздвигает рычаги 7, причем выступы 29 отвод т втулку 30 к упору, сжима  пружину 14. Как только втулка 30 коснетс  упора, то выступы 29 ирижмутс  и пройдут сквозь отверстие втулки 30. Па выходе изpushes the levers 7 apart, with the protrusions 29 retraction of the sleeve 30 toward the stop, compressing the spring 14. As soon as the sleeve 30 contacts the stop, the protrusions 29 of irizhmuts will pass through the opening of the sleeve 30. Pa

втулки выступы 29 разжимаютс  и вход т в зацеиление с ее торцовой поверхностью. К этому моменту рычаги 7 своими зубь ми вход т в зубчатое зацепление рейки 10 и удерживают шток 9 е упориой головкой 8sleeves of the protrusions 29 expand and enter into the gripping with its end surface. By this time, the levers 7, with their teeth, enter into the gearing of the rail 10 and hold the rod 9 e with an abutting head 8

от выдвижени . Аппарат готов дл  наложени  кругового аиаетомоза.from advancement. The device is ready to overlap with circular aaetamose.

Хирург через ткань пищеварительного тракта нажимает на фиксаторы 6, утаплива  их в глухие отверсти  толкател  3; какThe surgeon through the tissue of the digestive tract presses the locks 6, inserting them into the blind holes of the pusher 3; as

только фиксаторы 6 выйдут из зацеплени , пружина 5 сработает и переместит толкатель 3 с ножом 4 в сторону упорной головки 8. В это врем  толкатель 3 продвигает скобки 25, производ  сщивание ткани, заправленной между головками 2 и 8. Одновременно осуществл етс  кругова  вырезка ткани ножом 4. После наложени  кругового анасто.моза через ткань пищеварительного тракта пажимают на концы рычагов 7,only the clips 6 will come out of the engagement, the spring 5 will work and move the pusher 3 with the knife 4 towards the thrust head 8. At this time, the pusher 3 advances the brackets 25, producing a fabric tucked between the heads 2 and 8. Simultaneously, the circular cutting of the fabric with the knife takes place 4. After applying a circular anastomosis. Through the tissue of the digestive tract, they press on the ends of the levers 7,

прогиба  при этом указанную ткань и полимерную пленку 17. Рычаги 7 своими зубь ми вывод тс  из зацеплени  с зубчатой рейкой 10. После разведени  рычагов 7 от зубчатой рейки пружипа 14 через втулкуdeflections at the same time the specified fabric and polymer film 17. The levers 7 with their teeth are taken out of engagement with the toothed rack 10. After diluting the levers 7 from the toothed rack of the spring 14 through the sleeve

30, шток 9 отводит упорную головку 8 от скобочной головки 2 на определенное рассто ние , гарантирующее сохранение целостноети иаложенного шва при протаскивании через него упорной головки (последн   при30, the rod 9 retracts the stop head 8 from the bracket head 2 for a certain distance, ensuring the preservation of the integrity of the impacted seam when the stop head is pulled through it (the latter

этом удерживаетс  от продольного перемещени  выступами 29). Извлечсн е аппарата из сшитого пищевапителыпго ргкта осуществл етс  при помощи гибкой трубки 15.this is kept from longitudinal movement by the protrusions 29). The removal of the apparatus from the crosslinked food processing is carried out using a flexible tube 15.

Claims (3)

1. Хирургический аппарат дл  наложени  анастомозов между полыми органами, содержащий скобочную головку с пазами дл  скобок, упорную головку с матрицей дл  загиба скобок, толкатель, нож, механизм изменени  зазора прошивани , нривод толкател  и иожа, о т л и ч а о и; и и с   тем, что, с целью возможнскти )1ало ;-;сп;1  швов при крутых перегибах сшиваемых полых органов, привод толкател  и ножа размещен в скобочной головке и выполнен в виде цилиндрической пружины и подпружиненных фиксаторов, св занных с толкателем и ножом, на боковой поверхности1. Surgical apparatus for imposing anastomoses between the hollow organs, containing a staple head with grooves for brackets, a thrust head with a matrix for bending the brackets, a pusher, a knife, a mechanism for changing the gap of piercing, pushing the lever and the shaft; and with the fact that, for the purpose of) 1); -; joint; 1 seams with sharp bends of stitched hollow organs, the drive of the pusher and the knife is placed in the bracket head and is made in the form of a cylindrical spring and spring-loaded retainers associated with the pusher and knife on the side голожи выполнены отверсти , чере ксггоыс проведены концы подпружиненных фиксаторов, заканчивающиес  кнопками управлени , механизм изменени  зазора прошивани  расположен в скобочной головке и выполнен в виде зубчатых подпружиненных рычагов с кнопками управлени  и зубчатой рейки, наход щихс  в зацеплепни. The holes are made, holes are drawn, and the ends of spring-loaded retainers are completed, ending with control buttons, the mechanism for changing the piercing gap is located in the bracket head and is made in the form of gear spring-loaded levers with control buttons and a gear rack in the grip. 2. Аппарат по п. 1, отличающийс  тем, что. с целью }ткореии  отвода упорной головки от скобочной, между ними расиоложена пружина сжати .2. An apparatus according to claim 1, characterized in that. In order to remove the thrust head from the bracket, the compression spring is located between them. 3. Аппарат ио и. 1, о т л и ч а ю HUI йс  3. Apparatus io and. 1, about tl and ch and y HUI ys тем, что иоверхность скобочной головки имеет гмасгичное покрытие.the fact that the surface of the bracket head has a magic coating. 1-1сточникп информац1 и, прин те во внимание при экспертизе 1. Авторское евидетельетво СССР1-1 source information and, taken into account in the examination 1. Author's certificate of the USSR № 284833, кл. А 61В 17/11, 1968.No. 284833, cl. A 61B 17/11, 1968. -lAt; -lAt; 2828 i/ f.-Wi / f.-W 2727 I I I I I I I I Я 25 3 2/ 20 ID 30I am 25 3 2/20 ID 30 f3 7 17 lif3 7 17 li 1212 1515 гg 18 2918 29 ФигFig Фиг.22
SU742002442A 1974-02-12 1974-02-12 Surgical instrument for placing anastomoses between hollow organs SU659146A1 (en)

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