CN103829990B - Negative-pressure type skin external expander - Google Patents

Negative-pressure type skin external expander Download PDF

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Publication number
CN103829990B
CN103829990B CN201210485033.0A CN201210485033A CN103829990B CN 103829990 B CN103829990 B CN 103829990B CN 201210485033 A CN201210485033 A CN 201210485033A CN 103829990 B CN103829990 B CN 103829990B
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CN
China
Prior art keywords
negative pressure
air
right angle
cover
generating device
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.)
Expired - Fee Related
Application number
CN201210485033.0A
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Chinese (zh)
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CN103829990A (en
Inventor
潘博
郄淑燕
蒋海越
赵延勇
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.)
Plastic Surgery Hospital of CAMS and PUMC
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Plastic Surgery Hospital of CAMS and PUMC
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.)
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Publication date
Application filed by Plastic Surgery Hospital of CAMS and PUMC filed Critical Plastic Surgery Hospital of CAMS and PUMC
Priority to CN201210485033.0A priority Critical patent/CN103829990B/en
Publication of CN103829990A publication Critical patent/CN103829990A/en
Application granted granted Critical
Publication of CN103829990B publication Critical patent/CN103829990B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/02Devices for expanding tissue, e.g. skin tissue

Abstract

The present invention relates to a kind of skin dilator.The invention discloses a kind of negative-pressure type skin external expander, including air-cushion type negative pressure cover, right angle crossover connection, connecting tube, negative pressure generating device, one end of described right angle crossover connection is connected to the top of air-cushion type negative pressure cover, the other end of right angle crossover connection is connected with described connecting tube, and described connecting tube is connected with negative pressure generating device.The present invention can fully fit the position of human body different curve, and the position that hair of also fitting is more can form airtight local space, and the present invention is simple to operate, it is simple to regulation, can eliminate Patients With Psychic Fear, solves patient and seeks medical advice the problem of difficulty, improves work efficiency.

Description

Negative-pressure type skin external expander
Technical field
The present invention relates to a kind of skin dilator, be specifically related to a kind of negative-pressure type external skin expansion Device.
Background technology
Tissne expousd is that the dilating effect utilizing tissue expander obtains additional skin soft tissue Carry out a kind of surgical method of skin injury reparation and Organ Reconstruction.Tissne expousd is nearly 20 A revolutionary achievement of field of orthopedic surgery over Nian, uses in cicatrix, superficial tumor etc. are treated The most extensive, solve many knotty problems clinically, instead of some skin graftings and skin Lobe transplantation.The application of tissue expansion not only increases orthopedic therapeutic quality, and Alleviate surgical injury.
Expansion can increase skin area, and the extra skin soft tissue obtained of this part has three to come Source: 1. expansion stimulates the tissue growth of induction, being grown in process of expansion and expansion skin of skin All exist after lobe transfer.Cell proliferation and the synthesis of intercellular substance material in expansion contribute to skin The extension of skin area;The recovery of skin thickness is contributed to again after expanded skin flap transfer.2. creep effect Should, this effect be the biological power of being organized in effect under area occur extension or length increase, and The effect of power release after the characteristic that can not restore completely of the area of biological tissue or length.And not That a part of area that can restore or length are i.e. area or the length incrementss of tissue.By organizing It is in the skin area growth total amount of expansion regions that the skin area that creep effect produces increases Point, but finally to be replaced by histiocytic real growth after expansion tissue transplantation.3. skin Skin soft tissue, is the characteristic that moves to direction, power source of body skin stress, and it constitutes expansion The periphery of district's skin, is also an ingredient of expansion regions area growth.This part skin The acquisition of skin soft tissue wants partial recovery to original position when transfer of skin flap, and another part is final Also to be replaced by histiocytic real growth after expansion tissue transplantation.
Classical dilatation is intramedullary expansion, and its basic step includes: expansion regions and the choosing of dilator Select, water filling expansion and postoperative regular water filling expansion etc. in the embedding art of dilator, art.Owing to relating to Technical step is many, and treatment cycle is long, it is easy to go wrong.Outside hematoma, infection, dilator After dew and expansion, flap circulation obstacle is the modal complication of skin soft-tissue expansion, occurs Rate is about about 10%.Owing to inserting of dilator typically requires hospitalization, water filling also needs Want a long-term process, cause expense of a relatively high.Further, since carry out water filling needs Syringe needle is treated, and has the biggest feared state of mind for some child patients.
Skin external expander is primarily directed to above shortcoming design, main by made dress Standby, knit at the outer continuous traction skin dark purple of skin, along with the passage of the increase sum of trailing weight, make Obtain pathological changes (such as: cicatrix) skin around gradually to extend, it is provided that the skin histology of " additionally " It is used for reparation.The outer extension fixture of Traditional skin is made up of outward expander and traction frame.Dilator Collectively constituted by traction chuck, draft arm and adjustment structure thereof.Outward expander is capable of being in Self-operating in front yard, the skin that " generation " is newborn, the reparation for tissue defect provides possible. Relative to intramedullary expansion, decrease a hospitalization of embedding dilator, alleviate difficulty of seeking medical advice Medical problems.Outward expander can be divided into two classes at present: a class is to use simple clothes airing clamp The simplest and the crudest articles for daily use;An other class is exactly the special apparatus that price comparison is expensive, operation Relative complex, cost is along with increase.
Summary of the invention
It is an object of the invention to provide a kind of negative-pressure type skin external expander, for skin expansion The treatment phase is short, and medical expense is low, is not likely to produce complication, and can be according to the individual of patient Pain ability to bear is different, sets different expansion pressures, painful little, simple to operate, it is possible to Fully the position of laminating human body different curve, the position that hair of also fitting is more, can be formed close Close local space.
In order to achieve the above object, the present invention has a following technical scheme:
A kind of negative-pressure type skin external expander of the present invention, turns including air-cushion type negative pressure cover, right angle Changing pipe, connecting tube, negative pressure generating device, one end of described right angle crossover connection is connected to air-cushion type The top of negative pressure cover, the other end of right angle crossover connection is connected with described connecting tube, described connecting tube It is connected with negative pressure generating device.
Wherein, described air-cushion type negative pressure cover includes cover body, air bag, valve, and described air bag connects On edge bottom cover body, valve is fixed on cover body, and valve connects with air bag.
Wherein, crossover connection top, described right angle is provided with through hole, and this through hole is provided with top cover.
Wherein, described cover body is truncated cone-shaped, and described cover body uses transparent material.
Wherein, described balloon cross-sectional is tubulose, and described air bag uses medical silica-gel.
Wherein, described valve includes air flue, air flue lid, spring, and described air flue lid is with air flue even Connecing, spring top is on air flue lid.
Owing to taking above technical scheme, it is an advantage of the current invention that:
1 present invention is short for the treatment phase of skin expansion, and medical expense is low, is not likely to produce concurrent Disease, and can be different according to the individual pain ability to bear of patient, set different expansion pressures Power is painful little, it is possible to the position of human body different curve of fully fitting, hair of also fitting is more Position, airtight local space can be formed.
2 present invention are simple to operate, it is simple to regulation, can eliminate Patients With Psychic Fear, solve patient The problem of difficulty of seeking medical advice, improves work efficiency.
Accompanying drawing explanation
Fig. 1 is the integrally-built schematic diagram of the present invention;
Fig. 2 is the schematic diagram of air-cushion type negative pressure cover of the present invention.
In figure: 1, air-cushion type negative pressure cover;2, right angle crossover connection;3, connecting tube;4, negative pressure Generator, 5, cover body;6, air bag;7, valve;8, top cover.
Detailed description of the invention
Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
See Fig. 1-Fig. 2, a kind of negative-pressure type skin external expander of the present invention, air-cushion type bear Pressure cover, right angle crossover connection, connecting tube, negative pressure generating device composition, described right angle crossover connection One end is connected to the top of air-cushion type negative pressure cover, the other end of right angle crossover connection and described connecting tube Connecting, described connecting tube is connected with negative pressure generating device.
Described air-cushion type negative pressure cover is made up of cover body, air bag, valve, and described air bag is connected to cover On edge bottom body, valve is fixed on cover body, and valve connects with air bag.Described cover body For truncated cone-shaped, described cover body uses transparent material.Air-cushion type negative pressure cover can clearly manifest to be inhaled Draw the situation of skin.The lower edge of air-cushion type negative pressure cover has an air bag that can regulate pressure, energy The body surface of enough fully laminating difference fluctuatings or hair relatively multiple location, form airtight local ring Border.Air-cushion type negative pressure cover uses PVC material to make, durable in use, and air cushion uses medical silica-gel, Soft high resilience.Air-cushion type negative pressure cover is nontoxic, harmless, can for a long time and contact human skin.
Crossover connection top, described right angle is provided with through hole, and this through hole is provided with top cover.
Described valve includes that air flue, air flue lid, spring, described air flue lid are connected with air flue, bullet Spring withstands on air flue lid.
Negative pressure generating device uses Portable vacuum suction device, it is possible to persistently produce negative pressure, negative pressure Can regulate, can clearly display centre negative pressure be inhaled by the control panel of air-cushion type negative pressure cover Drawing, the patient being suitable to hospital admission uses.Negative pressure generating device is by motor, impeller, motor control Circuit processed, shell form.
Obviously, the above-mentioned enforcement of the present invention is only by clearly demonstrating the act that the present invention is made Example, and it is not the restriction to embodiments of the present invention.Ordinary skill for art For personnel, change or the change of other multi-form can also be made on the basis of the above description Dynamic.Here cannot all of embodiment be given exhaustive.Every technical side belonging to the present invention What case was extended out obviously changes or changes the row still in protection scope of the present invention.

Claims (2)

1. a negative-pressure type skin external expander, it is characterised in that: include air-cushion type negative pressure cover, Right angle crossover connection, connecting tube, negative pressure generating device, one end of described right angle crossover connection is connected to The top of air-cushion type negative pressure cover, the other end of right angle crossover connection is connected with described connecting tube, described Connecting tube is connected with negative pressure generating device;Described air-cushion type negative pressure cover includes cover body, air bag, gas Door, described air bag is connected on the edge bottom cover body, and valve is fixed on cover body, and valve Connect with air bag;Negative pressure generating device can persistently produce negative pressure, and negative pressure can regulate, by gas The control panel of cushion negative pressure cover can clearly display centre vacuum suction, be suitable to hospital admission Patient uses, and negative pressure generating device is made up of motor, impeller, circuit for controlling motor, shell; Described cover body is truncated cone-shaped, and described cover body uses transparent material;Described balloon cross-sectional is tubulose, Described air bag uses medical silica-gel;Described valve includes air flue, air flue lid, spring, described gas Drive cap is connected with air flue, and spring top is on air flue lid.
2. a kind of negative-pressure type skin external expander as claimed in claim 1, it is characterised in that: institute Stating crossover connection top, right angle and be provided with through hole, this through hole is provided with top cover.
CN201210485033.0A 2012-11-23 2012-11-23 Negative-pressure type skin external expander Expired - Fee Related CN103829990B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210485033.0A CN103829990B (en) 2012-11-23 2012-11-23 Negative-pressure type skin external expander

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210485033.0A CN103829990B (en) 2012-11-23 2012-11-23 Negative-pressure type skin external expander

Publications (2)

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CN103829990A CN103829990A (en) 2014-06-04
CN103829990B true CN103829990B (en) 2016-12-21

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109925105A (en) * 2019-03-29 2019-06-25 中国医学科学院整形外科医院 It is a kind of for promoting the mancarried device of hair growth rate and transplanting success

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685447A (en) * 1985-03-25 1987-08-11 Pmt Corporation Tissue expander system
US4823815A (en) * 1986-09-19 1989-04-25 Mentor Corporation Tissue expanding device and method of making same
CN2267822Y (en) * 1995-03-30 1997-11-19 中国人民解放军第二五一医院 Negative-pressure suction type skin dilator
CN2738740Y (en) * 2004-10-18 2005-11-09 沈秀中 Skin separator
CN201642134U (en) * 2010-05-10 2010-11-24 陈晓栋 Skin expander
CN201968791U (en) * 2011-01-06 2011-09-14 管雪峰 Skin separator
CN202908804U (en) * 2012-11-23 2013-05-01 中国医学科学院整形外科医院 Negative pressure type skin outer dilator

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4685447A (en) * 1985-03-25 1987-08-11 Pmt Corporation Tissue expander system
US4823815A (en) * 1986-09-19 1989-04-25 Mentor Corporation Tissue expanding device and method of making same
CN2267822Y (en) * 1995-03-30 1997-11-19 中国人民解放军第二五一医院 Negative-pressure suction type skin dilator
CN2738740Y (en) * 2004-10-18 2005-11-09 沈秀中 Skin separator
CN201642134U (en) * 2010-05-10 2010-11-24 陈晓栋 Skin expander
CN201968791U (en) * 2011-01-06 2011-09-14 管雪峰 Skin separator
CN202908804U (en) * 2012-11-23 2013-05-01 中国医学科学院整形外科医院 Negative pressure type skin outer dilator

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