CN111419162A - Fiber bronchoscope puts a tub director - Google Patents

Fiber bronchoscope puts a tub director Download PDF

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Publication number
CN111419162A
CN111419162A CN202010215020.6A CN202010215020A CN111419162A CN 111419162 A CN111419162 A CN 111419162A CN 202010215020 A CN202010215020 A CN 202010215020A CN 111419162 A CN111419162 A CN 111419162A
Authority
CN
China
Prior art keywords
wall
truncated cone
inflatable cuff
guide
pipe body
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.)
Pending
Application number
CN202010215020.6A
Other languages
Chinese (zh)
Inventor
许挺
李丽娟
李民
郭向阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Peking University Third Hospital Peking University Third Clinical Medical College
Original Assignee
Peking University Third Hospital Peking University Third Clinical Medical College
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Peking University Third Hospital Peking University Third Clinical Medical College filed Critical Peking University Third Hospital Peking University Third Clinical Medical College
Priority to CN202010215020.6A priority Critical patent/CN111419162A/en
Publication of CN111419162A publication Critical patent/CN111419162A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/267Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
    • A61B1/2676Bronchoscopes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0488Mouthpieces; Means for guiding, securing or introducing the tubes

Abstract

The present disclosure provides a fiberoptic bronchoscope catheterization guide, which comprises an internal inflatable cuff, a guide body and an external inflatable cuff in sequence from inside to outside; the guider main body is of an integrally formed structure with a hollow interior and comprises a pipe body tail end, a pipe body connecting end and a circular truncated cone head end; the tail end of the pipe body is connected with the head end of the circular truncated cone through the connecting end of the pipe body; the inner inflatable cuff is connected with a first inflation valve through a first inflation pipeline, and the outer inflatable cuff is connected with a second inflation valve through a second inflation pipeline. The catheterization guider can play a transition role between the tracheal catheter and the bronchofiberscope, can guide the tracheal catheter to smoothly slide into the trachea through the glottis, greatly increases the success rate of catheterization, and effectively reduces the damage of the tip of the tracheal catheter to the soft tissues of the nasal cavity and the throat.

Description

Fiber bronchoscope puts a tub director
Technical Field
The application relates to the field of medical equipment, in particular to a fiber bronchoscope matched pipe placing guider.
Background
The fiber bronchoscope is suitable for observation and biopsy sampling of lung lobe, segment and sub-segment bronchial lesions, and can be used for bacteriology and cytology examination and shooting, teaching and dynamic recording in cooperation with a TV system. The bronchoscope is accompanied with biopsy sampling deconstruction, can help to discover early lesions, can carry out in vivo and vitro surgical operations such as polypectomy and the like, and is a good precise instrument for the research of bronchial diseases and lung diseases, postoperative examination and the like. In the clinical work of an anesthesiologist, in the case of tracheal intubation which cannot be completed by a common laryngoscope, a fiber bronchoscope is often selected to guide the tracheal intubation.
In the process of guiding the trachea cannula by the fiber bronchoscope, after the slender lens of the fiber bronchoscope enters the trachea, the tracheal catheter is further sleeved on the body of the bronchoscope and is left outside the oral cavity. At this time, the endotracheal tube needs to be pushed through the nasal cavity, the laryngeal part of the pharynx, the glottis, and then into the trachea along the thin and soft lens body whose tip has entered the trachea. Because the thickness difference between endotracheal tube external diameter and the bronchofiberscope mirror body is great, does not have the transition, in the propelling movement, endotracheal tube head often can block in nasal cavity or throat, both can bring the discomfort for the patient, arouse that the mucosa of nasal cavity, throat is damaged to bleed, also can cause the failure of putting the pipe.
Disclosure of Invention
The utility model aims to provide a fibre bronchoscope is supporting puts a tub director that uses, should put a tub director and can play the transition effect between endotracheal tube and bronchofiberscope, can guide endotracheal tube to slide into the trachea through the glottis smoothly.
To achieve the above objects, the present disclosure provides a fiberoptic bronchoscopy catheterization guide comprising, in order from inside to outside, an inner inflatable cuff, a guide body, and an outer inflatable cuff; the guider main body is of an integrally formed structure with a hollow interior and comprises a pipe body tail end, a pipe body connecting end and a circular truncated cone head end; the tail end of the pipe body is connected with the head end of the circular truncated cone through the connecting end of the pipe body; the inner inflatable cuff is connected with a first inflation valve through a first inflation pipeline, and the outer inflatable cuff is connected with a second inflation valve through a second inflation pipeline.
Optionally, the inner inflatable cuff entirely covers the inner wall of the introducer body.
Optionally, the outer inflatable cuff covers the outer wall of the end of the tube entirely, and covers the outer wall of the tube connecting end and the outer wall of the truncated cone end partially.
Optionally, the outer inflatable cuff covers the outer wall of the tube body connecting end and the outer wall of the truncated cone head end in a dispersed strip shape, and the outer wall of the tube body connecting end and the outer wall of the truncated cone head end at the connecting position is in a ring shape; the coverage area of the external inflatable cuff on the outer wall of the pipe body connecting end and the outer wall of the truncated cone head end accounts for 20% -40% of the total surface area of the outer wall of the pipe body connecting end and the outer wall of the truncated cone head end.
Optionally, the external inflatable cuff covers the outer wall of the tail end of the pipe body completely, and partially covers the outer wall of the truncated cone head end, and the external inflatable cuff covered by the outer wall of the tail end of the pipe body and the external inflatable cuff covered by the outer wall of the truncated cone head end are connected through a hollow pipeline.
Optionally, the external inflatable cuff is covered in a dispersed strip shape on the outer wall of the truncated cone head end, and the outer wall at the joint of the pipe body connecting end and the truncated cone head end is in a ring shape; the volume of the hollow pipeline is not expanded in an inflated state, and the coverage area of the outer wall of the external inflatable cuff at the truncated cone head end accounts for 20% -40% of the total surface area of the outer wall of the truncated cone head end.
Optionally, in an uninflated state, the outer diameter of the end of the tube body is 8-5mm, and the inner diameter is 7-4 mm; the outer diameter of the cross section of the connecting end of the circular truncated cone head end and the connecting end of the pipe body is 8-5mm, and the inner diameter of the cross section of the connecting end of the circular truncated cone head end and the connecting end of the pipe body is 6-4 mm; the outer diameter of the cross section of the circular truncated cone head end far away from the connecting end of the pipe body is 5-4mm, and the inner diameter of the cross section of the circular truncated cone head end is 4-3 mm.
Optionally, the length of the end of the tube is 50% -60% of the total length of the guide body; the connecting end of the pipe body is 20% -25% of the total length of the guider main body; the head end of the circular truncated cone is 20% -25% of the total length of the guider main body.
Optionally, the first inflation line and the inner inflatable cuff are integrally connected; the second inflation line and the outer inflatable cuff are integrally connected.
Optionally, the first inflation pipeline and the second inflation pipeline have an outer diameter of 1-1.5mm, an inner diameter of 0.5-1mm, and a length of 20-30 cm.
Through the technical scheme, this disclosure provides a supporting tub director that puts that uses of fibre bronchoscope, should put tub director and can play the transition effect between endotracheal tube and bronchofiberscope, can guide endotracheal tube to slide into the trachea through the glottis smoothly, greatly increases and puts the tub success rate, effectively reduces the damage of endotracheal tube tip to nasal cavity and throat soft tissue simultaneously.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Drawings
FIG. 1 is a schematic view of a fiberoptic bronchoscope catheterization guide;
FIG. 2 is a schematic view of an inflatable cuff inside a fiberoptic bronchoscopy tube placement guide;
FIG. 3 is a schematic view of an outer inflatable cuff of a fiberoptic bronchoscopy tube placement guide;
FIG. 4 is a schematic view of the use of the fiberoptic bronchoscope intubation guide in conjunction with an endotracheal tube.
Reference numerals
1. Introducer body 6, internal inflatable cuff
2. Pipe end 7 and second inflation valve
3. Pipe body connecting end 8 and first inflation valve
4. Round table head end 9 and second inflation pipeline
5. External inflatable cuff 10, first inflation line
Detailed Description
The following describes in detail specific embodiments of the present disclosure. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1-3, the present disclosure provides a fiberoptic bronchoscope catheterization guide that includes, in order from inside to outside, an inner inflatable cuff 6, a guide body 1, and an outer inflatable cuff 5; the guider main body 1 is of an integrally formed structure with a hollow interior and comprises a pipe body tail end 2, a pipe body connecting end 3 and a circular truncated cone head end 4; the tail end 2 of the pipe body is connected with the circular truncated cone head end 4 through the pipe body connecting end 3; the inner inflatable cuff 6 is connected with a first inflation valve 8 through a first inflation pipeline 10, and the outer inflatable cuff 5 is connected with a second inflation valve 7 through a second inflation pipeline 9.
The fiberoptic bronchoscope catheterization guide provided by the present disclosure is a transition connector between a tracheal tube and a bronchofiberscope lens. As shown in figure 4, the top end of the tracheal catheter of the common fiberoptic bronchoscope is wedge-shaped, when in use, the fiberoptic bronchoscope tube placing guider is positioned between the tracheal catheter and the fiberoptic bronchoscope lens, and the wedge-shaped top end of the tracheal catheter is positioned at the tail end 2 and the connecting end 3 of the tube body of the tube placing guider. In the process of placing the fiber bronchoscope into the trachea, before the fiber bronchoscope enters the trachea of a human body, the tracheal catheter and the tube placing guider are arranged at the handheld operation end; when the bronchofiberscope lens smoothly enters the trachea, the internal inflatable cuff 6 is deflated, the external inflatable cuff 5 is inflated, the tracheal catheter and the catheter placing guider are fixed, and the catheter placing guider drives the head end of the tracheal catheter to sequentially pass through the nasal cavity, the laryngeal part of the pharynx and the glottis and enter the trachea; when the tracheal catheter enters the trachea, the external inflatable cuff 5 is deflated, so that the catheter placing guider is separated from the tracheal catheter in the trachea; when the tube placing guider is separated from the tracheal catheter, the internal inflatable cuff 6 is inflated, so that the tube placing guider is fixed on the bronchofiberscope and is taken out of the trachea along with the bronchofiberscope.
According to the present disclosure, the inner inflatable cuff 6 entirely covers the inner wall of the introducer body 1. The internal inflatable cuff 6 of the catheterization guide can be used to secure the guide to the bronchofiberscope after inflation, thereby effectively reducing slippage of the catheterization guide on the bronchofiberscope.
According to the present disclosure, since the front end of the endotracheal tube is wedge-shaped, the front end of the endotracheal tube is located at the tube body connection end 3 of the tube placement guide in use. After the external inflatable cuff at the truncated cone head end 4 of the tube placing guider is inflated, the maximum outer diameter of the head end is only slightly larger than the outer diameter of the tracheal catheter, so that the effect of protecting the head end of the tracheal catheter in the pushing process is achieved, and the tracheal catheter is prevented from moving; also ensures that the tracheal catheter can smoothly slide into the glottis after the head end of the fixator passes through the glottis.
In the first embodiment of the present disclosure, the external inflatable cuff 5 covers the outer wall of the tube end 2 entirely, and covers the outer wall of the tube connecting end 3 and the outer wall of the truncated cone end 4 partially.
Preferably, the external inflatable cuff 5 is covered in a dispersed strip shape on the outer wall of the tube connecting end 3 and the outer wall of the truncated cone head end 4, and the outer wall at the connecting position of the tube connecting end 3 and the truncated cone head end 4 is in a ring shape; the coverage area of the external inflatable cuff 5 on the outer wall of the tube body connecting end 3 and the outer wall of the truncated cone head end 4 accounts for 20-40% of the total surface area of the outer wall of the tube body connecting end 3 and the outer wall of the truncated cone head end 4.
In another embodiment of the present disclosure, the external inflatable cuff 5 covers the outer wall of the tube body end 2 completely, and covers the outer wall of the truncated cone head end 4 partially, and the external inflatable cuff covered by the outer wall of the tube body end 2 and the external inflatable cuff covered by the outer wall of the truncated cone head end 4 can be connected through a hollow pipeline.
Preferably, the external inflatable cuff 5 is covered on the outer wall of the truncated cone head end 4 in a dispersed strip shape, and the outer wall at the joint of the tube connecting end 3 and the truncated cone head end 4 is in a ring shape; the volume of the hollow pipeline can be expanded moderately in an inflated state; the coverage area of the external inflatable cuff 5 on the outer wall of the truncated cone end 4 accounts for 20 to 40 percent of the total surface area of the outer wall of the truncated cone end 4.
According to the present disclosure, the guide body 1 is an internal hollow integrated structure, including the body end 2, the body connecting end 3 and the round table head end 4, the body end 2 and the body connecting end 3 are cylindrical tubular structures, the round table head end 4 is a round table tubular structure, under the uninflated state, the outer diameter of the body end 2 of the tube guide is slightly smaller than the inner diameter of the endotracheal tube, when in use, the endotracheal tube is placed in the tube, then the external inflatable cuff 5 is inflated, so that the head end of the endotracheal tube and the guide are fixed together. Preferably, the outer diameter of the tail end 2 of the pipe body is 8-5mm, and the inner diameter of the tail end 2 of the pipe body is 7-4 mm; the cross section of the connecting end 3 of the pipe body and the circular truncated cone head end 4 is 8-5mm in outer diameter and 6-4mm in inner diameter; the cross section of the circular truncated cone head end 4 far away from the pipe body connecting end 3 is 5-4mm in outer diameter and 4-3mm in inner diameter.
Preferably, the length of the pipe body end 2 is 50% -60% of the total length of the guide body 1; the pipe body connecting end 3 is 20% -25% of the total length of the guider main body 1; the truncated cone head end 4 is 20% -25% of the total length of the guider main body 1.
According to the present disclosure, the first inflation line 10 and the inner inflatable cuff 4 are integrally connected; said second inflation line 9 and said external inflatable cuff 5 are integrally connected; the first inflation pipeline 8 and the second inflation pipeline 9 have the outer diameter of 1-1.5mm, the inner diameter of 0.5-1mm and the length of 20-30 cm.
Preferably, the first inflation valve 8 and the second inflation valve 7 may be hand-held inflatable balls.
According to the fiber bronchoscope catheterization guider that above-mentioned technical scheme provided can play the transition effect between endotracheal tube and bronchofiberscope to guide endotracheal tube to slide into the trachea through the glottis smoothly, when reducing soft tissue injury, greatly increased puts a tub success rate.
The preferred embodiments of the present disclosure have been described in detail above, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all fall within the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims (10)

1. A fiberoptic bronchoscope catheterization guide is characterized by comprising an internal inflatable cuff (6), a guide body (1) and an external inflatable cuff (5) from inside to outside in sequence; the guider main body (1) is of an integrally formed structure with a hollow interior and comprises a pipe body tail end (2), a pipe body connecting end (3) and a circular truncated cone head end (4); the tail end (2) of the pipe body is connected with the circular truncated cone head end (4) through the pipe body connecting end (3); the inner inflatable cuff (6) is connected with a first inflation valve (8) through a first inflation pipeline (10), and the outer inflatable cuff (5) is connected with a second inflation valve (7) through a second inflation pipeline (9).
2. The catheterization guide of claim 1, wherein the inner inflatable cuff (6) entirely covers the inner wall of the guide body (1).
3. The catheterization guide of claim 1, wherein the outer inflatable cuff (5) entirely covers the outer wall of the tube end (2), partially covers the outer wall of the tube connection end (3) and the outer wall of the truncated cone end (4).
4. The catheterization guide of claim 3, wherein the outer inflatable cuff (5) is covered in discrete strips on the outer wall of the tube connection end (3) and the outer wall of the truncated cone end (4), the outer wall being annular at the junction of the tube connection end (3) and the truncated cone end (4); the coverage area of the external inflatable cuff (5) on the outer wall of the tube body connecting end (3) and the outer wall of the truncated cone head end (4) accounts for 20-40% of the total surface area of the outer wall of the tube body connecting end (3) and the outer wall of the truncated cone head end (4).
5. The catheterization guide of claim 1, wherein the outer inflatable cuff (5) covers the outer wall of the tubular body end (2) entirely and partially, and the outer wall of the truncated cone end (4), and the outer inflatable cuff covered by the outer wall of the tubular body end (2) and the outer inflatable cuff covered by the outer wall of the truncated cone end (4) are connected by a hollow tube.
6. The catheterization guide of claim 5, wherein the outer inflatable cuff (5) is covered in discrete strips on the outer wall of the truncated cone end (4), and in a ring shape at the junction of the tube connection end (3) and the truncated cone end (4); the coverage area of the external inflatable cuff (5) on the outer wall of the truncated cone head end (4) accounts for 20-40% of the total surface area of the outer wall of the truncated cone head end (4).
7. The catheterization guide of claim 1, wherein the tubular body tip (2) has an outer diameter of 8-5mm and an inner diameter of 7-4mm in an uninflated state; the cross section of the circular truncated cone head end (4) connected with the connecting end (3) of the pipe body is 8-5mm in outer diameter and 6-4mm in inner diameter; the cross section of the circular truncated cone head end (3) far away from the connecting end (3) of the pipe body is 5-4mm in outer diameter and 4-3mm in inner diameter.
8. The catheterization guide of claim 1, wherein the length of the tubular body tip (2) is 50-60% of the total length of the guide body (1); the pipe body connecting end (3) is 20% -25% of the total length of the guider main body (1); the truncated cone head end (4) is 20% -25% of the total length of the guider main body (1).
9. The catheterization guide of claim 1, wherein the first inflation line (10) and the internal inflatable cuff (4) are integrally connected; the second inflation line (9) and the external inflatable cuff (5) are integrally connected.
10. The catheterization guide of claim 1, wherein the first and second inflation lines (10, 9) have an outer diameter of 1-1.5mm, an inner diameter of 0.5-1mm, and a length of 20-30 cm.
CN202010215020.6A 2020-03-24 2020-03-24 Fiber bronchoscope puts a tub director Pending CN111419162A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010215020.6A CN111419162A (en) 2020-03-24 2020-03-24 Fiber bronchoscope puts a tub director

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Application Number Priority Date Filing Date Title
CN202010215020.6A CN111419162A (en) 2020-03-24 2020-03-24 Fiber bronchoscope puts a tub director

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CN111419162A true CN111419162A (en) 2020-07-17

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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0152694A2 (en) * 1984-02-21 1985-08-28 Bivona, Inc. Tracheal tubes
US4693243A (en) * 1983-01-14 1987-09-15 Buras Sharon Y Conduit system for directly administering topical anaesthesia to blocked laryngeal-tracheal areas
CN202376587U (en) * 2011-12-19 2012-08-15 谭建强 Trachea intubation with oxygen inhalation mode guide pipe special for intubation fiberscope
CN203469181U (en) * 2013-09-18 2014-03-12 宁波市海曙思力德贸易有限公司 Trachea-type ventilation catheter
WO2015013377A2 (en) * 2013-07-25 2015-01-29 Medical Instrument Ventures, Llc Cuffed tracheal tube
CN106110462A (en) * 2016-07-23 2016-11-16 曾居华 Single cavity double sac bronchial cannula
CN206566325U (en) * 2016-11-28 2017-10-20 扬州市第一人民医院 A kind of guiding device of trachea cannula branchofiberoscope guiding
US20180099110A1 (en) * 2016-10-10 2018-04-12 Marco Mikhael Endotracheal tube
CN108498928A (en) * 2018-05-08 2018-09-07 复旦大学附属金山医院 A kind of trachea cannula external member that downlink bronchial obstruction can be guided in Bronchofiberscope
CN207837990U (en) * 2017-05-18 2018-09-11 赵民 Branchofiberoscope guidance tracheal intubation auxiliary device
CN208693976U (en) * 2017-12-28 2019-04-05 南昌市中西医结合医院 A kind of tracheal catheter
CN109717826A (en) * 2019-01-22 2019-05-07 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 Branchofiberoscope sputum-suction trachea cannula and its pusher

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693243A (en) * 1983-01-14 1987-09-15 Buras Sharon Y Conduit system for directly administering topical anaesthesia to blocked laryngeal-tracheal areas
EP0152694A2 (en) * 1984-02-21 1985-08-28 Bivona, Inc. Tracheal tubes
CN202376587U (en) * 2011-12-19 2012-08-15 谭建强 Trachea intubation with oxygen inhalation mode guide pipe special for intubation fiberscope
WO2015013377A2 (en) * 2013-07-25 2015-01-29 Medical Instrument Ventures, Llc Cuffed tracheal tube
CN203469181U (en) * 2013-09-18 2014-03-12 宁波市海曙思力德贸易有限公司 Trachea-type ventilation catheter
CN106110462A (en) * 2016-07-23 2016-11-16 曾居华 Single cavity double sac bronchial cannula
US20180099110A1 (en) * 2016-10-10 2018-04-12 Marco Mikhael Endotracheal tube
CN206566325U (en) * 2016-11-28 2017-10-20 扬州市第一人民医院 A kind of guiding device of trachea cannula branchofiberoscope guiding
CN207837990U (en) * 2017-05-18 2018-09-11 赵民 Branchofiberoscope guidance tracheal intubation auxiliary device
CN208693976U (en) * 2017-12-28 2019-04-05 南昌市中西医结合医院 A kind of tracheal catheter
CN108498928A (en) * 2018-05-08 2018-09-07 复旦大学附属金山医院 A kind of trachea cannula external member that downlink bronchial obstruction can be guided in Bronchofiberscope
CN109717826A (en) * 2019-01-22 2019-05-07 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 Branchofiberoscope sputum-suction trachea cannula and its pusher

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