CN104970866B - Wall-like tissue penetration fixing device - Google Patents

Wall-like tissue penetration fixing device Download PDF

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Publication number
CN104970866B
CN104970866B CN201510377632.4A CN201510377632A CN104970866B CN 104970866 B CN104970866 B CN 104970866B CN 201510377632 A CN201510377632 A CN 201510377632A CN 104970866 B CN104970866 B CN 104970866B
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wall
fixing pipe
puncture
component
puncture awl
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Chinese (zh)
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CN104970866A (en
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王格非
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3403—Needle locating or guiding means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12027—Type of occlusion
    • A61B17/12031—Type of occlusion complete occlusion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
    • A61B17/12159—Solid plugs; being solid before insertion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
    • A61M1/0023—
    • A61M1/0058—
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES 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
    • A61M3/00—Medical syringes, e.g. enemata; Irrigators
    • A61M3/02—Enemata; Irrigators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B17/3403—Needle locating or guiding means
    • A61B2017/3405—Needle locating or guiding means using mechanical guide means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/34—Trocars; Puncturing needles
    • A61B2017/347—Locking means, e.g. for locking instrument in cannula

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • Reproductive Health (AREA)
  • Pathology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Surgical Instruments (AREA)

Abstract

The present invention relates to field of medical device, specifically for a kind of wall-like tissue penetration fixing device.The present invention includes fixing pipe and is set in fixing pipe and can be relatively fixed the movable inner sleeve of pipe；The fixing pipe is provided with the puncture awl outer wall component of at least two rotation connections, is correspondingly provided with the front end face of inner sleeve and punctures conical inner surface component；Puncture conical inner surface component and be slightly longer than puncture awl outer wall component, it is each puncture conical inner surface component with and its corresponding puncture awl outer wall component front end be rotatablely connected composition puncture awl component units；The each puncture awl component units laid around fixing pipe are formed after gathering can puncturing structure；Locking mechanism is provided between the fixing pipe and the rear end tube wall of inner sleeve；The position-limit mechanism of outwardly convex is provided with the outside of fixed tube wall, the axial distance between position-limit mechanism and fixing pipe front end face is equal or slightly larger than the thickness of wall-like tissue.The present invention can realize puncture simultaneously and fix in the case of not by other instruments, widely used.

Description

Wall-like tissue penetration fixing device
Technical field
The present invention relates to field of medical device, specifically for a kind of wall-like tissue penetration fixing device.
Background technology
Puncture and fixation is one of most basic operation in surgical operation, by puncturing with fixed operation can in human body A stable passage is inside set up, while is that follow-up drainage, puncture or the operation blocked can be achieved by the passage.
However, puncture in existing technology and it is fixed typically operate respectively, needed to use before this one it is special It is logical that Centesis instrument punctures out an opening such as puncture awl, puncture needle in the thoracic cavity of human body, abdominal cavity or other wall-like tissues Fixing device is then fixed on passage by road again.The operation tool that such mode is troublesome in poeration, to be used is more, particularly exists In some special Curing circumstances, such as battlefield medical treatment, field medical, emergency treatment, Medical Devices are proposed with higher want Ask, in order to reach more flexible carry out medical rescue, it is desirable to which entrained medicine equipment is as far as possible less and purposes is use up May be more.As the puncture and fixation of one of most basic operation in current surgical operation, in existing Medical Devices still not A kind of training equipment that can be good at meeting the demand be present.
The content of the invention
First goal of the invention of the invention is：A kind of wall-like tissue penetration fixing device is provided, its simple in construction, use It is convenient, puncture can be realized simultaneously in the case of not by other instruments and fixed, it is widely used；
Second goal of the invention of the invention is：There is provided one kind can realize that closed drains, and prevent that content is excessive, simultaneously Prevent the wall-like tissue penetration fixing device of extraneous germ intrusion；
3rd goal of the invention of the invention is：A kind of can realize to the blocking of splanchnocoel through and through wound shell hole, solid is provided Fixed convenience, seal wall-like tissue penetration fixing device close, easy to use；
4th goal of the invention of the invention is：A kind of wall-like group that can be depressurized, rinsed to hollow viscera is provided Knit puncture fixing device.
First goal of the invention of the invention is realized by following scheme one：
A kind of wall-like tissue penetration fixing device, it is characterised in that：Including fixing pipe and simultaneously energy phase is set in fixing pipe The inner sleeve moved forward and backward to fixing pipe；
The fixing pipe is provided with least two and is rotatablely connected and around the puncture awl for being laid in fixing pipe front end face surrounding Outer wall component, it is correspondingly provided with the front end face of inner sleeve and punctures conical inner surface component correspondingly with each puncture awl outer wall component；
Puncture conical inner surface component and be slightly longer than puncture awl outer wall component, it is each puncture conical inner surface component with and its corresponding puncture Bore the rotation connection of outer wall component front end and form puncture awl component units；The each puncture awl component units laid around fixing pipe gather Being formed after holding together can puncturing structure；
Between the fixing pipe and the rear end tube wall of inner sleeve be provided be used for both displaced posis are locked or The locking mechanism to unlock；The position-limit mechanism of outwardly convex, position-limit mechanism and fixing pipe front end are provided with the outside of fixed tube wall Axial distance between face is equal or slightly larger than the thickness of wall-like tissue.
Composition list, which is bored, on thorn following two preferred embodiments at least be present：
Mode one：The puncture awl component units laid around fixing pipe have six, and each puncture awl component units are gathered Afterwards formed flat can puncturing structure.
Mode two：The puncture awl component units laid around fixing pipe have eight, and each puncture awl component units are gathered Formed afterwards it is cone-shaped can puncturing structure.
This programme is totally different from the structure of the past, and the pyramidal structure that each puncture awl component units are formed after gathering can be replaced Effect for traditional puncture awl or puncture needle directly punctures to wall-like tissue, and is opened in puncture awl component units outside Play spacing effect again after upset, now clamped jointly inside and outside puncture awl component units and position-limit mechanism wall-like tissue so as to The fixation to fixing pipe and inner sleeve is realized, the effect of a structure multiple use is realized by deformation.
Here, it is in order to ensure puncture awl component units can be complete to puncture conical inner surface component to be slightly longer than puncture awl outer wall component It is fitted in entirely among the inwall of wall-like tissue, while after fixation, punctures conical inner surface component, puncture awl outer wall component and fixing pipe Between self-assembling formation triangle rock-steady structure so that fixation it is more firm.
Its application method and the course of work are as follows：
Early-stage preparations step：As shown in Figures 1 and 2, make puncture awl component units gather to form pyramidal structure in, and lock Determining locking mechanism causes the shape of now pyramidal structure to keep fixing, when the wall-like tissue to be punctured is blocked up such as coat of the stomach, in order to Allow pyramidal structure preferably to be punctured, precutting processing can be done on the surface of wall-like tissue.
Step 1：Put pipe, grip first fixing pipe body and using front end pyramidal structure be pierced into wall-like tissue until The wall contacts of wall-like tissue illustrate that now fixing pipe has punctured in place untill position-limit mechanism；
Step 2：It is fixed, as shown in Figures 3 to 6, first locking mechanism is unlocked, then grips fixing pipe on the other hand Body, another hand slowly push forward inner sleeve so as to outside by being arranged on the inwall component pushing tow outer wall component of front end Open so that each puncture awl component units are turned-out then tip upside down on the inwall of wall-like tissue；
Now, maintain this state of puncture awl component units and again lock locking mechanism, so as to by wall-like group Knit and be clamped between puncture awl component units and position-limit mechanism so as to complete fixation of the fixing pipe in wall-like tissue.
Step 3：Remove pipe, after to be used, by the spacing releasing of position-limit mechanism, then inner sleeve is pulled back so that Puncture awl component units are gathered in so as to release the fixation of fixing pipe again, finally entirely extract fixing pipe out.
The present invention second and the 3rd goal of the invention are realized by following scheme two：
This programme is provided with the inner sleeve tube chamber on the basis of scheme one and only supplies material from puncture awl component units Check valve of the side to opposite side one-way flow.
When carrying out such as bladder stoma surgical drainage, the operation of abscess puncture drainage, by the present embodiment fix in position Afterwards, then by inner sleeve tube chamber to the inwall of wall-like tissue drainage tube is inserted, you can carry out closed drainage, prevent outside bacterium Invasion.
When applying with the patient for having bullet wound, the present embodiment only need to be directly fixed on to the phase of human body by shell hole Answer position, you can reach the purpose of closure.
4th goal of the invention of the invention is realized by following scheme three：
This programme is on the basis of scheme one, in addition to receives dirty bag and flush pipe, receives the rear end of dirty bag sack and inner sleeve Port sealing connects；The flush pipe can be passed through and connected on the outside of fixed tube wall with the tube chamber of inner sleeve, or through receiving dirty bag It is passed through in the tube chamber of inner sleeve.
The operation can be depressurized after by this programme fix in position, rinsed.
In order to preferably implement the present invention, present invention also offers following preferable scheme：
Preferably, can the tip portion of puncturing structure be covered with film.
When puncturing, film preferably can cause each puncture awl component units preferably to gather together, and prevent The only too early opening of puncture awl component units during puncture.
Preferably, the puncture conical inner surface component is provided with knife with the tip portion that corresponding puncture awl outer wall component connects Sword.
Among the process of puncture, wall-like tissue can be preferably cut open using blade so that puncture more smoothly.
Further, the locking mechanism is limited by the projection being arranged in one of fixed tube wall inner side or inner sleeve pipe outer wall Hyte part is formed.
Further, the position-limit mechanism is around the spacing ring being laid on the outside of fixed tube wall.
Further, the shape of cross section of the fixing pipe and inner sleeve with can puncturing structure rear shape phase one Cause.
Compared to pipe, the pipe fitting of such shape can allow puncture awl component units preferably to flip over.
Than before for technology, beneficial effects of the present invention are：
1st, because front end of the present invention has a cone structure, thus in the case of not by puncture awl or puncture needle its own The puncture working of wall-like tissue can be completed, then cone structure is tipped upside down on the inner surface of wall-like tissue simultaneously to surrounding expansion Coordinate with position-limit mechanism so as to realize fixation, it is simple to operate；
2nd, the closure to splanchnocoel through and through wound shell hole can have both been realized after addition check valve in inner sleeve tube chamber, and can also A closed space is enough formed, then connects in its back-end after drainage device and closed drainage can be achieved, prevent outside content Overflow and prevent the germ in the external world from invading；
3rd, flush pipe is added on inner sleeve, is received after dirty bag, you can realization is depressurized to hollow viscera, rinsed, and is used It is convenient.
Brief description of the drawings
Fig. 1 is the schematic perspective view of embodiment 1；
Fig. 2 is the top view of embodiment 1；
Fig. 3 is the first the state schematic cross-section of embodiment 1；
Fig. 4 is second of the state schematic cross-section of embodiment 1；
Fig. 5 is the third state schematic cross-section of embodiment 1；
Fig. 6 is the plane exemplary plot after embodiment 1 is fixed；
Fig. 7 is the schematic perspective view of embodiment 2；
Fig. 8 is the top view of embodiment 2；
Fig. 9 is the schematic cross-section of embodiment 3；
Figure 10 is the schematic perspective view of embodiment 4.
Label declaration：1- fixing pipes, 11- puncture awl outer walls component, 12- blades, 2- inner sleeves, 21- puncture conical inner surface group Part, 22- check valves, 3- locking mechanisms, 4- position-limit mechanisms, 5- receive dirty bag, 6- flush pipes, 7- wall-like tissues.
Embodiment
Illustrate to elaborate to the present invention below in conjunction with the accompanying drawings：
Embodiment 1：
As shown in figs 1 to 6, the present embodiment includes fixing pipe 1 and is set in fixing pipe 1 and can be relatively fixed before and after pipe 1 Mobile inner sleeve 2；
The fixing pipe 1 is provided with least two and is rotatablely connected and around the puncture for being laid in the front end face surrounding of fixing pipe 1 Bore outer wall component 11, be correspondingly provided with the front end face of inner sleeve 2 with each 11 one-to-one puncture awl of puncture awl outer wall component Wall component 21；
Puncture conical inner surface component 21 and be slightly longer than puncture awl outer wall component 11, it is each puncture conical inner surface component 21 with and its is corresponding The front end of puncture awl outer wall component 11 rotation connection form puncture awl component units；The each puncture awl laid around fixing pipe 1 Component units are formed after gathering can puncturing structure；
It is provided between the fixing pipe 1 and the rear end tube wall of inner sleeve 2 and is used to lock both displaced posis Or the locking mechanism 3 to unlock；The position-limit mechanism 4 of outwardly convex is provided with the outside of the tube wall of fixing pipe 1, position-limit mechanism 4 is with fixing Axial distance between the front end face of pipe 1 is equal or slightly larger than the thickness of wall-like tissue 7.
The puncture awl component units laid around fixing pipe 1 have six, and each puncture awl component units are formed after gathering Flat can puncturing structure.
Embodiment 2：
As shown in Figures 7 and 8, before the present embodiment includes fixing pipe 1 and is set in fixing pipe 1 and can be relatively fixed pipe 1 The inner sleeve 2 moved afterwards；
The fixing pipe 1 is provided with least two and is rotatablely connected and around the puncture for being laid in the front end face surrounding of fixing pipe 1 Bore outer wall component 11, be correspondingly provided with the front end face of inner sleeve 2 with each 11 one-to-one puncture awl of puncture awl outer wall component Wall component 21；
Puncture conical inner surface component 21 and be slightly longer than puncture awl outer wall component 11, it is each puncture conical inner surface component 21 with and its is corresponding The front end of puncture awl outer wall component 11 rotation connection form puncture awl component units；The each puncture awl laid around fixing pipe 1 Component units are formed after gathering can puncturing structure；
It is provided between the fixing pipe 1 and the rear end tube wall of inner sleeve 2 and is used to lock both displaced posis Or the locking mechanism 3 to unlock；The position-limit mechanism 4 of outwardly convex is provided with the outside of the tube wall of fixing pipe 1, position-limit mechanism 4 is with fixing Axial distance between the front end face of pipe 1 is equal or slightly larger than the thickness of wall-like tissue 7.
The puncture awl component units laid around fixing pipe 1 have eight, and each puncture awl component units are formed after gathering Cone-shaped can puncturing structure.
Embodiment 3:
As shown in figure 9, the present embodiment is on the basis of embodiment 1 or embodiment 2, set in the tube chamber of inner sleeve 2 Have and only supply check valve 22 of the material from puncture awl component units side to opposite side one-way flow.
Embodiment 4：
As shown in Figure 10, the present embodiment is on the basis of embodiment 1 or embodiment 2, in addition to receives dirty bag 5 and flush pipe 6, the back-end ports of the dirty sack of bag 5 and inner sleeve 2 received are tightly connected；The flush pipe 6 can pass through the tube wall of fixing pipe 1 on the outside of with it is interior The tube chamber connection of sleeve pipe 2, or be passed through through dirty bag 5 is received in the tube chamber of inner sleeve 2.
On the basis of embodiment 1 to 4, it can implement following preferred embodiment：
Preferably, can the tip portion of puncturing structure be covered with film.
Preferably, the conical inner surface component 21 that punctures is provided with the tip portion of corresponding puncture awl outer wall component 11 connection Blade 12.
Further, the locking mechanism 3 is convex on one of the tube wall of fixing pipe 1 inner side or the outer wall of inner sleeve 2 by being arranged on Block limit assembly is formed.
Further, the position-limit mechanism 4 is around the spacing ring being laid on the outside of the tube wall of fixing pipe 1.
Further, the shape of cross section of the fixing pipe 1 and inner sleeve 2 with can puncturing structure rear shape phase one Cause.
Various parts can use disposable medical plastic material to manufacture used by each embodiment in the present invention.
What those of ordinary skill in the art were readily conceivable that is：In the embodiment of replacement, can also use radially to The spacing block set of outer lug, the embodiment of these conversion should all belong within protection scope of the present invention.
Although the present invention is illustrated and illustrated to the present invention using specific embodiment and its alternative, but it should reason Solution, it can implement without departing from the variations and modifications in the scope of the present invention.It is therefore understood that except by with Outside the limitation of attached claim and its condition of equivalent, the present invention is not limited by all senses.

Claims (10)

  1. A kind of 1. wall-like tissue penetration fixing device, it is characterised in that：Including fixing pipe (1) and it is set in fixing pipe (1) simultaneously The movable inner sleeve (2) of pipe (1) can be relatively fixed；
    The fixing pipe (1), which is rotatablely connected and surround around fixing pipe (1) front end face provided with least two, is laid in fixing pipe (1) The puncture awl outer wall component (11) of front end face surrounding, it is correspondingly provided with and each puncture awl outer wall component on the front end face of inner sleeve (2) (11) conical inner surface component (21) is punctured correspondingly；
    Puncture conical inner surface component (21) and be slightly longer than puncture awl outer wall component (11), it is each puncture conical inner surface component (21) with and its is relative Puncture awl outer wall component (11) front end rotation connection answered forms puncture awl component units；Laid around fixing pipe (1) each Puncture awl component units are formed after gathering can puncturing structure；
    It is provided between the fixing pipe (1) and the rear end tube wall of inner sleeve (2) and is used to lock both displaced posis Or the locking mechanism (3) to unlock；The position-limit mechanism (4) of outwardly convex, position-limit mechanism are provided with the outside of fixing pipe (1) tube wall (4) axial distance between fixing pipe (1) front end face is equal or slightly larger than the thickness of wall-like tissue (7).
  2. 2. wall-like tissue penetration fixing device according to claim 1, it is characterised in that：Laid around fixing pipe (1) The puncture awl component units have six, and formation flat can puncturing structure after each puncture awl component units are gathered.
  3. 3. wall-like tissue penetration fixing device according to claim 1, it is characterised in that：Laid around fixing pipe (1) The puncture awl component units have eight, each puncture awl component units formed after gathering it is cone-shaped can puncturing structure.
  4. 4. wall-like tissue penetration fixing device according to claim 1, it is characterised in that：Can puncturing structure tip portion It is covered with film.
  5. 5. the wall-like tissue penetration fixing device according to claim 1-4 any one, it is characterised in that：The inner sleeve (2) it is provided with tube chamber and only supplies check valve (22) of the material from puncture awl component units side to opposite side one-way flow.
  6. 6. the wall-like tissue penetration fixing device according to claim 1-4 any one, it is characterised in that：Also include receiving dirt Bag (5) and flush pipe (6), receives the back-end ports sealed connection of dirty bag (5) sack and inner sleeve (2)；The flush pipe (6) can wear Cross on the outside of fixing pipe (1) tube wall and connected with the tube chamber of inner sleeve (2), or the tube chambers of inner sleeve (2) is passed through through dirty bag (5) is received It is interior.
  7. 7. the wall-like tissue penetration fixing device according to claim 1-4 any one, it is characterised in that：The puncture awl Inwall component (21) is provided with blade (12) with the tip portion that corresponding puncture awl outer wall component (11) connects.
  8. 8. the wall-like tissue penetration fixing device according to claim 1-4 any one, it is characterised in that：The locking machine Structure (3) is made up of the projection limit assembly being arranged on one of fixing pipe (1) tube wall inner side or inner sleeve (2) outer wall.
  9. 9. the wall-like tissue penetration fixing device according to claim 1-4 any one, it is characterised in that：The position restrainer Structure (4) is around the spacing ring being laid on the outside of fixing pipe (1) tube wall.
  10. 10. the wall-like tissue penetration fixing device according to claim 1-4 any one, it is characterised in that：The fixation Manage the shape of cross section of (1) and inner sleeve (2) with can puncturing structure rear shape it is consistent.
CN201510377632.4A 2015-07-01 2015-07-01 Wall-like tissue penetration fixing device Active CN104970866B (en)

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Application Number Priority Date Filing Date Title
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CN104970866B true CN104970866B (en) 2018-01-16

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113116474A (en) * 2021-04-12 2021-07-16 祝恒 Puncture fixing assembly suitable for wall-shaped tissues

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3717151A (en) * 1971-03-11 1973-02-20 R Collett Flesh penetrating apparatus
US7131985B1 (en) * 1996-07-22 2006-11-07 Karl Storz Gmbh & Co. Trocar sleeve for endoscopic applications
CN101203187A (en) * 2005-06-17 2008-06-18 麦克罗卡夫有限责任公司 Device for gastric feeding and drainage via an artificial stoma
CN203001082U (en) * 2013-01-21 2013-06-19 杨学宁 Expandable forming puncture outfit for disposable endoscope
CN204909581U (en) * 2015-07-01 2015-12-30 王洛 Fixed washing unit punctures
CN204909582U (en) * 2015-07-01 2015-12-30 王洛 Wall columnar structure puncture fixing device
CN204909580U (en) * 2015-07-01 2015-12-30 王洛 Fixed shutoff drainage device punctures

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5766220A (en) * 1996-02-29 1998-06-16 Moenning; Stephen P. Apparatus and method for protecting a port site opening in the wall of a body cavity
GB2428198A (en) * 2005-07-11 2007-01-24 Stavros Michael Stivaros A self-retaining surgical tube

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3717151A (en) * 1971-03-11 1973-02-20 R Collett Flesh penetrating apparatus
US7131985B1 (en) * 1996-07-22 2006-11-07 Karl Storz Gmbh & Co. Trocar sleeve for endoscopic applications
CN101203187A (en) * 2005-06-17 2008-06-18 麦克罗卡夫有限责任公司 Device for gastric feeding and drainage via an artificial stoma
CN203001082U (en) * 2013-01-21 2013-06-19 杨学宁 Expandable forming puncture outfit for disposable endoscope
CN204909581U (en) * 2015-07-01 2015-12-30 王洛 Fixed washing unit punctures
CN204909582U (en) * 2015-07-01 2015-12-30 王洛 Wall columnar structure puncture fixing device
CN204909580U (en) * 2015-07-01 2015-12-30 王洛 Fixed shutoff drainage device punctures

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