DE2219790B2 - Device for creating brittle breaks in hard stones - Google Patents
Device for creating brittle breaks in hard stonesInfo
- Publication number
- DE2219790B2 DE2219790B2 DE2219790A DE2219790A DE2219790B2 DE 2219790 B2 DE2219790 B2 DE 2219790B2 DE 2219790 A DE2219790 A DE 2219790A DE 2219790 A DE2219790 A DE 2219790A DE 2219790 B2 DE2219790 B2 DE 2219790B2
- Authority
- DE
- Germany
- Prior art keywords
- stones
- hard stones
- hard
- vibrations
- brittle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
- A61B17/22012—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves in direct contact with, or very close to, the obstruction or concrement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320072—Working tips with special features, e.g. extending parts
- A61B2017/320073—Working tips with special features, e.g. extending parts probe
Description
stoßen auf den brechenden Stein abgibt. net sein. Dieser hochelastische Korper iSt in der 2. Einrichtung nach Anspruch 1, dadurch ge- Lage, aus den penodist* auf Λη ™^η Ulkennzeichnet, dlß der rohrförmige Prallkörper «5 traschal schwingungen ^t ^h J^sstoße zu (2), der das Absaugen des abgeräumten Materials »sammeln« und diese in sehr kurzen und höchst durch den rohrförrTdgen Ultraschallschwinger (1) intensiven Schlagstoßen au den zu brechenden Korermöglicht, an seinem freien Ende mit ver- per zu übertragen Es hat sich geze i|daßJjesebump into the breaking stone gives up. be nice. This highly elastic body i S t in the 2nd device according to claim 1, characterized overall position from the penodist * on Λη ™ ^ η Ulkennzeichnet, DLSS the tubular baffle "5 traschal vibrations ^ t ^ h J ^ sstoße to (2) , which "collects" the suction of the cleared material and allows it to be transferred at its free end in very short and extremely intense blows to the body to be broken due to the tubular ultrasonic oscillator (1). It has shown that J this
schränkten Zähnen (7) ausgerüstet ist. gesammelten b^tatea!^J^^?e M^^ set teeth (7) is equipped. collected b ^ tatea! ^ J ^^? e M ^^
v ' a ao Ordnungen erreichen und Schlagkräfte auszulosen v ' a ao achieve order and trigger striking forces
vermögen, welche die vom Ultraschallübertrager pe-capacity, which the ultrasonic transducer pe-
riedisch übertragenen Druckspitzen um ein Vielfaches übersteigen und in der Lage sind, die ge-Riedisch transmitted pressure peaks many times over exceed and are able to
Es ist bekannt, mit Hufe von Ultraschallschwin- wünschten Sprödbrüche auszulösen. Auch die härte-It is known to induce brittle fractures with hooves from ultrasonic vibrations. Even the hard
gungen harte und spröde Materialien zu bearbeiten, ts sten Harnsteinsorten (Urat- und Oxalatsteine) kon-to process hard and brittle materials, most types of urinary stone (urate and oxalate stones)
Hierbei wird ein beliebig profiliertes, zu Längs- nen hhrmit abgebaut werdenHere, any profiled, lengthways hhrmit will be dismantled
schwingungen erregtes Werkzeug unter Zwischenga- Als beispielsweise Vorrichtung zur Durchfuhningvibrations-excited tool with intervening as an example device for execution
be einer Borkarbickuspension in das zu bearbeitende des ei findungsgemaßen Verfahrens zeigt.die Flgurbe a Borkarbickuspension in the zeigt.die to edit the egg findungsgemaßen procedure F lg ur
Material eingesenkt. Auf diesem Wege lassen sich den Arbeitsteil einer Rohrsonde zur ZertrümmerungRecessed material. In this way, the working part of a pipe probe can be broken up
Durchbrüche, Gesenke usw. in harte und spröde 30 von Harnsteinen. .... .. Im , „Breakthroughs, dies, etc. in hard and brittle stones from urinary stones. .... .. Im , "
Materialien einbringen. In dieser Figur stellt 1 das mit Ultraschall zuBring in materials. In this figure, 1 delivers this with ultrasound
Die Erfindung verfolgt einen ganz anderen Zweck, Längsschwingungen angeregte Rohr dar. Die nämlich in harten und spröden Körpern Sprödbrüche Schwingungsnchtung ist durch Doppelpfeil gekennzu erzielen, um die fraglichen Körper zu zertrüm- zeichnet. Mit 2 ist der Prallkörper bezeichnet der mern, in Stücke zu zersprengen. Als Beispiel sei die 35 hier beispielsweise als Rohr ausgebildet ist und an Zertrümmerung von Harnsteinen genannt. Der in seinem Arbeitsende eine Verzahnung 7 tragt. Durch der menschlichen Blase befindliche Harnstein soll die Längsschwingungen des Rohres 1 werden Imhierbei so weit zertrümmert bzw. zerkleinert wer- pulse auf den Prallkörper 2 übertragen die sich in den, daß die Trümmer mühelos abgesaugt oder auf der oben beschriebenen Weise zu sehr hohen Impulsnatürlichem Wege aus der Blase entfernt werJcz 40 spitzen aufsteigern, wenn der Prallkorper2 locker können in dem Rohrl gehaltert ist. Die wesentlich» Prall-The invention has a completely different purpose, longitudinal vibrations excited pipe. The namely, in hard and brittle bodies, brittle fractures, non-oscillation is indicated by a double arrow achieve to smash the bodies in question. With the impact body is referred to as the need to shatter into pieces. As an example, the 35 is designed as a tube and is on Called the crushing of urinary stones. The toothing 7 carries in its working end. By The urinary stone located in the human bladder is supposed to reduce the longitudinal vibrations of the tube 1 so far shattered or comminuted, pulses are transmitted to the impact body 2, which are in the fact that the debris is effortlessly sucked off or natural to very high momentum in the manner described above Ways removed from the bladder are pointed upwards when the impact body2 is loose can be held in the tube. The essentially »impact
Versucht man allein mit Hilfe von Ultraschall- fläche befindet sich an der Si:elle3 Die lockere schwingungen Sprödbrüche durchzuführen, so las- Halterung ist dadurch gewährleistet daß eine hinsen sich beispielsweise bei der Harnsteinzertrümme- reichende Toleranz in der Schaftführung,4 vorgerung zwar relativ weiche Steinarten wie Phosphat- 45 sehen ist und das Herausfallen des Prallkörper steine mehr oder weniger schnell durch Ultraschall- aus dem Rohr 1 beispielsweise durch einenι lockeren schwingungen abbauen. Härtere Sorten hingegen wie Sprengring 5, der in einen Schlitz 6 des Prallkörper^ 2 Uratsteine, Oxalatsteine lassen sich nur außerordent- eingreift, verhindert wird Die Zi.hne7 des als Rohrlich langsam oder überhaupt nicht in kleinere Trum- stück ausgebildeten Prallkörper 2 sind verschrankt merzerlegen. 50 angeordnet, damit nur Trümmer in das Rohrl ein-If you try to use the ultrasound surface alone, the Si: elle3 is the loose one Vibrations to carry out brittle fractures, so las support is guaranteed by the fact that a hinsen For example, in the case of urinary stone fragmentation, tolerance in the shaft guide, 4 vorgerung Although relatively soft stone types such as phosphate 45 can be seen and the falling out of the impact body loosen stones more or less quickly by ultrasound from the tube 1, for example by einι reduce vibrations. Harder types, however, such as snap ring 5, which is inserted into a slot 6 of the impact body ^ 2 Urate stones, oxalate stones can only be intervened extraordinarily, the teeth are prevented as tubular Impact bodies 2, which are formed slowly or not at all into smaller fragments, are entangled break it down. 50 arranged so that only debris can enter the pipe
Der Erfindung liegt nun die Aufgabe zugrunde, dringen können, deren Durchmesser kleiner als der-The invention is based on the object can penetrate whose diameter is smaller than the
auch dies in einfacher Weise zu erreichen. Erfin- jenige des Rohres ist, so daß ein müheloses Absaugenalso to achieve this in a simple manner. Inven- ting the pipe is so that suction is effortless
dungsgemäß ist -diese Aufgabe dadurch gelöst, daß der Trümmer durch Rohr 1 hindurch möglich wird,according to the -this object is achieved in that the debris is possible through pipe 1,
bei einer Einrichtung zum Erzeugen von Spröd- Die Zähne 7 sind zweckmäßigeiweise trapezförmig,in a device for generating brittle The teeth 7 are expediently trapezoidal,
brüchen ein rohrförmiger Ultraschallschwinger mit 55 mit ihrer breiten Seite zur Stirnseite hin gerichtet,break a tubular ultrasonic transducer with 55 with its broad side directed towards the front,
einem koaxial angeordneten rohrförmigen Prallkör- ausgebildet, damit sie sich bei einem wemger sprö-a coaxially arranged tubular impact body, so that it becomes brittle in the event of a
per lose gekoppelt ist, der aus den periodisch auf ihn den Material nicht festfressen, sondern selbsttätigis loosely coupled, which does not seize the material periodically on it, but automatically
einwirkenden Ultraschallschwingungen statistisch freibohren können.can statistically drill free ultrasonic vibrations.
Claims (1)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2219790A DE2219790C3 (en) | 1972-04-22 | 1972-04-22 | Device for generating brittle fractures in hard stones |
GB1759273A GB1390322A (en) | 1972-04-22 | 1973-04-12 | Apparatus for disintegrating concretions in body cavities of living organisms by means of an ultrasonic probe |
US00351140A US3823717A (en) | 1972-04-22 | 1973-04-16 | Apparatus for disintegrating concretions in body cavities of living organisms by means of an ultrasonic probe |
JP48044681A JPS4921989A (en) | 1972-04-22 | 1973-04-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2219790A DE2219790C3 (en) | 1972-04-22 | 1972-04-22 | Device for generating brittle fractures in hard stones |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2219790A1 DE2219790A1 (en) | 1973-10-31 |
DE2219790B2 true DE2219790B2 (en) | 1974-04-04 |
DE2219790C3 DE2219790C3 (en) | 1974-11-07 |
Family
ID=5842932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2219790A Expired DE2219790C3 (en) | 1972-04-22 | 1972-04-22 | Device for generating brittle fractures in hard stones |
Country Status (4)
Country | Link |
---|---|
US (1) | US3823717A (en) |
JP (1) | JPS4921989A (en) |
DE (1) | DE2219790C3 (en) |
GB (1) | GB1390322A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3429487A1 (en) * | 1984-08-10 | 1986-02-20 | Richard Wolf Gmbh, 7134 Knittlingen | Device for generating an alternating voltage for the transducer of a lithotripsy probe |
DE102014111661A1 (en) * | 2014-08-14 | 2016-02-18 | Herrmann Ultraschalltechnik Gmbh & Co. Kg | Vibration element with decoupled component |
Families Citing this family (133)
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US4911149A (en) * | 1984-06-18 | 1990-03-27 | Urological Instruments Research, Inc. | Vibratory treatment method and apparatus |
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US3433226A (en) * | 1965-07-21 | 1969-03-18 | Aeroprojects Inc | Vibratory catheterization apparatus and method of using |
US3352303A (en) * | 1965-07-28 | 1967-11-14 | Lawrence J Delaney | Method for blood clot lysis |
US3526219A (en) * | 1967-07-21 | 1970-09-01 | Ultrasonic Systems | Method and apparatus for ultrasonically removing tissue from a biological organism |
-
1972
- 1972-04-22 DE DE2219790A patent/DE2219790C3/en not_active Expired
-
1973
- 1973-04-12 GB GB1759273A patent/GB1390322A/en not_active Expired
- 1973-04-16 US US00351140A patent/US3823717A/en not_active Expired - Lifetime
- 1973-04-21 JP JP48044681A patent/JPS4921989A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3429487A1 (en) * | 1984-08-10 | 1986-02-20 | Richard Wolf Gmbh, 7134 Knittlingen | Device for generating an alternating voltage for the transducer of a lithotripsy probe |
DE3429487C2 (en) * | 1984-08-10 | 1989-03-16 | Richard Wolf Gmbh, 7134 Knittlingen, De | |
DE102014111661A1 (en) * | 2014-08-14 | 2016-02-18 | Herrmann Ultraschalltechnik Gmbh & Co. Kg | Vibration element with decoupled component |
Also Published As
Publication number | Publication date |
---|---|
GB1390322A (en) | 1975-04-09 |
US3823717A (en) | 1974-07-16 |
JPS4921989A (en) | 1974-02-26 |
DE2219790C3 (en) | 1974-11-07 |
DE2219790A1 (en) | 1973-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
E77 | Valid patent as to the heymanns-index 1977 |