Manual of U.S. Patent Classification
as of June 30, 2000

Class
604
SURGERY

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Subclass definitions may be accessed by clicking on the subclass number, below.

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Subclass		Title
ClassTitle		===> SURGERY
		This Class 604 is considered to be an integral part of Class 128 (see the Class 128 schedule for the position of this Class in schedule hierarchy). This Class retains all pertinent definitions and class lines of Class 128.
890.1		CONTROLLED RELEASE THERAPEUTIC DEVICE OR SYSTEM
891.1		. Implanted dynamic device or system
892.1		. Osmotic or diffusion pumped device or system
1		SWAB INCLUDING HANDLE (E.G., STICK, ETC.) WITH ABSORBENT MATERIAL AT END THEREOF
2		. Body treating material fed to absorbent material
3		. . Means broken, cut, pierced, or torn to permit flow of material
4.01		BLOOD DRAWN AND REPLACED OR TREATED AND RETURNED TO BODY
5.01		. Constituent removed from blood and remainder returned to body
5.02		. . Pathogenic component removed
5.03		. . Lipidic material removed
5.04		. . Toxic material removed
6.01		. . Component of blood removed (i.e., pheresis)
6.02		. . . Erythrocyte
6.03		. . . Leukocyte
6.04		. . . Plasma
6.05		. . . Single needle
6.06		. . . Arterial and venous needles
6.07		. . Anticoagulant added
6.08		. . Infrared, visible light, ultraviolet, x-ray or electrical energy applied into blood
6.09		. . Filter means
6.1		. . Valve means
6.11		. . Pumping means
6.12		. . . Injector or aspirator syringe supported only by person during use
6.13		. . Heating or cooling means
6.14		. . Oxygenating means
6.15		. Blood collection container
6.16		. Body inserted tubular conduit structure
7		BLOOD TRANSFERRED BETWEEN DIFFERENT BODIES ALONG CONTINUOUS FLOW PATH (E.G., TRANSFUSION, ETC.)
8		DEVICES TRANSFERRING FLUIDS FROM WITHIN ONE AREA OF BODY TO ANOTHER (E.G., SHUNTS, ETC.)
9		. With flow control means (e.g., check valves, hydrocephalus pumps, etc.)
10		. . With antisiphon means
11		MEANS FOR INSERTING FIBROUS OR FORAMINOUS RESIDENT PACKING, RECEPTOR, OR MEDICAMENT CARRIER INTO BODY ORIFICE
12		. With lubricating means
13		. With means for ejecting continuous length insert (e.g., gauze packing)
14		. Distal portion of inserting means deformed, expanded, or ruptured to permit passage of insert therefrom
15		. With slidable ejector (e.g., plunger or ram, etc.) inside tubular inserting means
16		. . Ejector moved into operating position from stored location inside or alongside inserting means
17		. . . Ejector pivoted or swung into operating position
18		. . Tubular inserting means releasably interlocked with ejector
19		MEANS FOR INTRODUCING OR REMOVING MATERIAL FROM BODY FOR THERAPEUTIC PURPOSES (E.G., MEDICATING, IRRIGATING, ASPIRATING, ETC.)
20		. Infrared, visible light, ultraviolet, X-ray or electrical energy applied to body (e.g., iontophoresis, etc.)
21		. . With tubular injection means inserted into body
22		. With means for cutting, scarifying, or vibrating (e.g., ultrasonic, etc.) tissue
23		. Gas application
24		. . Gas mixed with other material
25		. . Ozone
26		. . Gas injected into body canal or cavity
27		. Material introduced into and removed from body through passage in body inserted means
28		. . Method
29		. . Peritoneal dialysis
30		. . Flow control
31		. . . By self-acting means or condition responsive sensor
32		. . . Rotary valve
33		. . . Slide or reciprocating valve
34		. . . Deformable occluding tube valve
35		. . With aspirating or vacuum removing means
36		. . Means moved by person to introduce and remove material
37		. . . Hand-supported squeeze bulb
38		. . . Piston
39		. . Structure of douche nozzle having separate ingress and egress passages therein
40		. . . With telescoping movement between ingress and egress passages
41		. . . With body orifice occluding means
42		. . . . Axially adjustable
43		. . Body inserted conduit with separate ingress and egress passages
44		. . . Having body piercing means
45		. . . Having air or gas venting passage
46		. Treating material introduced into body by contact with wound formed therein by solid scarifier, cutter, or the like (e.g., scratching skin with vaccine coated needle, etc.)
47		. . With separate applicator for material or separate holder for material placed on applicator or in wound
48		. Treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin
500		. . Method
501		. . . Enhanced absorption of therapeutic material internally using iontophoretic treatment
502		. . . Therapeutic material introduced by subcutaneous implant (e.g., peritoneal injectors)
503		. . . Therapeutic material introduced or removed in response to a sensed body condition
504		. . . . By measurement of a metabolite concentration (i.e., glucose)
505		. . . . By measurement of a pressure differential
506		. . . Therapeutic material introduced or removed through a piercing conduit (e.g., trocar) inserted into body
507		. . . . Therapeutic material introduced into or removed from vasculature
508		. . . . . By catheter
509		. . . . . . With expanding member (i.e., balloon)
510		. . . . . . With associated advancing or guiding means
511		. . . . Therapeutic material introduced into or removed from musculature
512		. . . . For anesthetizing patient
513		. . . . Including docking element, port or sealing means
514		. . . Therapeutic material introduced or removed from natural body orifice
515		. . . . To or from the female reproductory tract
516		. . . . To or from the intestines through nasal or esophagal conduit
517		. . . . To or from the urogenital system
518		. . . Liquid therapeutic material administered with solid or second liquid
519		. . . . Delivered via in-line cartridge
520		. . . . Requiring puncture of medicant package
521		. . . Therapeutic material to facilitate ocular treatment
522		. . . Introduction of biologically derived compounds (i.e., growth hormones or blood products) including cells
57		. . Means for placing solid treating material in body
58		. . . Powder dispenser
59		. . . Means for ejecting solid from holder
60		. . . . Solid ejected from body inserted conduit
61		. . . . . Eject means moved by force applied to trigger associated with pistol grip
62		. . . . . Solid units successively fed to conduit from supply means (e.g., magazine, etc.)
63		. . . . . Eject means driven by spring
64		. . . . . Solid loaded into injector through opening in side wall of plunger housing
65		. . Material flow varying means controlled by condition responsive sensor
66		. . . Sensor responsive to body condition
67		. . . Sensor controls pump, motor, or pressure driven means
68		. . Needleless hypodermic injector
69		. . . Material expelled from injector by explosive charge
70		. . . Material expelled from injector by pressurized fluid
71		. . . Multidose type
72		. . . Structure of material reservoir replaceably held in injector
73		. . Means forceably introducing or removing material from body orifice or wound
74		. . . Lacteal extractors (e.g., breast pump, etc.)
75		. . . . With collapsible bulb means
76		. . . . With suction generated orally by person or user
77		. . Structure of means contacting portion of head (e.g., tongue, etc.) during placement of treating material in mouth or throat
78		. . . Drinking cup
79		. . . Means for engaging head to hold feed device in mouth
80		. . Gravity feed to body from plural material reservoirs
81		. . . With self-acting sequential flow from reservoirs
82		. . Means for intermixing liquid with solid or different liquid
83		. . . Treating material introduced directly into liquid stream path
84		. . . . Solid treating material
85		. . . . Liquid stream passes through reservoir containing treating material
86		. . . . Septum pierced by conduit
87		. . . Means broken, cut, pierced or torn to permit mixing
88		. . . . Septum
89		. . . Closure or barrier between compartments moved to permit mixing
90		. . . . Closure moved, expanded, or flexed by force transmitted by liquid
91		. . . . Closure moved by relative movement between closure and separate protruding member
92		. . . Solid dissolved in liquid
93.01		. . Material introduced or removed through conduit, holder, or implantable reservoir inserted in body
94.01		. . . Dual nozzles for insertion into paired body orifices (e.g., nasal passages, etc.)
95.01		. . . Conduit with self-propelled or remote control means
95.02		. . . . Having port to expel fluid into body to propel conduit
95.03		. . . . Having flexible member (e.g., bellow, balloon, etc.) to propel conduit
95.04		. . . . Having tensioning means to alter conduit shape
95.05		. . . . Having remote control for applying light, electricity, or heat to alter conduit shape (e.g., shape memory alloy, etc.)
96.01		. . . Having means inflated in body (e.g., inflatable nozzle, dilator, balloon catheter, occluder, etc.)
97.01		. . . . Including means forcing inflation fluid into inflatable means
97.02		. . . . . Injector type
97.03		. . . . . . Having indicator means
98.01		. . . . . Pressurized inflation means
98.02		. . . . . . Compressible bulb
99.01		. . . . Having inflation or deflation control means
99.02		. . . . . Valve controlling means
99.03		. . . . . . One-way valve
99.04		. . . . Having valve means (e.g., ball valve, etc.) in fluid or material delivery lumen
100.01		. . . . Having indicator means
100.02		. . . . . Visual calibration
100.03		. . . . . Displaying inflation or deflation data
101.01		. . . . Having plural balloons on conduit
101.02		. . . . . Balloon within another balloon on conduit
101.03		. . . . . Having aperture in conduit between balloons
101.04		. . . . . Balloon on different device
101.05		. . . . . Axially spaced balloons
102.01		. . . . Having aperture in conduit proximal of inflated means
102.02		. . . . . Lumen extending from aperture proximal of inflated means to distal end
102.03		. . . . . Lumen extending from proximal end to aperture proximal of inflated means
103		. . . . With means bonding or mechanically securing balloon sleeve or connector member (e.g., coupling funnel, etc.) to conduit
103.01		. . . . Delivering fluid or material through wall of inflated means
103.02		. . . . Delivering fluid or material from external surface of inflated means
103.03		. . . . Having means to retain conduit or inflated means in position (e.g., depth control, external seal, etc.)
103.04		. . . . Rapid exchange type (e.g., monorail, etc.)
103.05		. . . . Having sheath enclosing balloon
103.06		. . . . Particular wall structure of inflated means (e.g., varying wall thickness, multilayer, etc.)
103.07		. . . . . Specific balloon shape (e.g., doughnut, pear, hour glass, etc.)
103.08		. . . . . Particular surface characteristics (e.g., rib, groove, corrugation, etc.)
103.09		. . . . Having reinforcing means (e.g., reinforcing coil, etc.)
103.1		. . . . Having radiopaque characteristics (e.g., ring, marker, tip, etc.)
103.11		. . . . Of elastic inflated material
103.12		. . . . . Having inelastic portion
103.13		. . . . Of inelastic inflated material
103.14		. . . . . Foldable
104		. . . Having means expanding body orifice or canal (e.g., dilator, retaining means, etc.)
105		. . . . Expanding bow
106		. . . . Expanding arm or finger
107		. . . . . Expansion actuated by axially movable member
108		. . . . . . Rotatable means actuates axially movable member
109		. . . . . Expansion actuated by rotatable means (e.g, threaded or cammed member, etc.)
110		. . . Having means for preventing reuse of device
111		. . . Having means for indicating device is defective , used, or tampered with
112		. . . Having means for desensitizing skin
113		. . . Having means for cooling or heating body, treating or collected material or device
114		. . . . Electric means
115		. . . Having means for protruding skin to facilitate piercing it
116		. . . Having means for locating or identifying point where body is to be pierced (e.g., apertured body fitting template, etc.)
117		. . . Having structure for controlling depth of insertion of body piercer
118		. . . Having means for varying, regulating, indicating, or limiting injection pressure or aspirating suction
119		. . . . Means varying or regulating suction
120		. . . . . With cyclic or timed regulation
121		. . . . On piston type injector or aspirator
122		. . . Having means for eliminating and/or preventing injection of air into body
123		. . . . From pump injection device
124		. . . . From injection means moved by person to impel material into body
125		. . . . . From hand supported injection means
126		. . . . By hydrophilic or hydrophobic filters
127		. . . . By low level float cutoff
128		. . . Having siphon means for removing material from external source or body
129		. . . . With vacuum breaking means (e.g., vent, etc.)
130		. . . Having projectile injector operated upon impact with body
131		. . . Treating material forced into or out of body by self-acting fluid pressure, motor-driven, or mechanical energy storing means (e.g., pressure infusion or aspiration, etc.)
132		. . . . Material impelled into body by contraction of expanded elastic material reservoir
133		. . . . Material exhausted from body by expansion of contracted elastic receptacle or resilient means therein
134		. . . . Material impelled by spring
135		. . . . . Spring drives piston
136		. . . . . Material conduit forced into body by spring
137		. . . . . . Spring triggered by skin contacting means
138		. . . . . . Portion of conduit stored in material supply means
139		. . . . . . Material supply means pierced by conduit
140		. . . . Material impelled by pressurized charge of gas or vacuum
141		. . . . . Material impelled by means (e.g., diaphragm, piston) moved by gas or vacuum pressure
142		. . . . . . Reservoir prepressurized or exhausted by squeeze bulb
143		. . . . . . Piston impelled by gas or vacuum pressure
144		. . . . . . . And impelling material conduit into body
145		. . . . . Pressurizing gas generated by chemical reaction
146		. . . . . Pressurizing gas or vacuum charge produced by mechanical actuator (e.g., air pump, etc.) associated with injector
147		. . . . . Pressurizing gas or vacuum charge supplied by external storage source
148		. . . . . Means broken, cut, pierced, or torn to permit material flow
149		. . . . Material impelled by negative pressure created by current of fluid (e.g., air entrainment, etc.)
150		. . . . Material impelled by hydraulic or water hydrant pressure
151		. . . . Material impelled by pump
152		. . . . . Reciprocating piston type
153		. . . . . Deformable resilient chamber type
154		. . . . Material impelled by nonreciprocating piston driven by motor
155		. . . . . With threaded drive means
156		. . . Conduit forced into body by self-acting fluid pressure, motor-driven, or mechanical energy storing means
157		. . . . Conduit impelled by spring
158		. . . Body entering conduit axially movable within body piercing conduit while former is disposed in the body
159		. . . . Having mechanical means for feeding conduit through piercing conduit
160		. . . . Having longitudinal groove or slot in piercing conduit to permit removal from body entering conduit
161		. . . . Piercing conduit longitudinally separable for removal from body entering conduit
162		. . . . Having guard on piercing conduit for protecting body entering conduit
163		. . . . Having bag or sheath enclosing body entering conduit
164.01		. . . Body piercer, obturator rod, or stylet axially movable within body entering conduit while latter is disposed in body
164.02		. . . . Having portion cooperating with body entering conduit lumen to provide flow control means
164.03		. . . . Having means for expanding portion of body entering conduit
164.04		. . . . Having means on conduit or conduit hub for securing conduit to body
164.05		. . . . Having means on body entering conduit to facilitate longitudinal tearing of conduit
164.06		. . . . Having tapered portion to provide cutting tip
164.07		. . . . Having friction means on hub portion for frictionally engaging with hub portion of body entering conduit
164.08		. . . . Having cover or protector for body entering conduit
164.09		. . . . Having additional body entering conduit
164.1		. . . . . Dilator
164.11		. . . . . Cannula
164.12		. . . . Having biasing means for urging body piercer, obturator, or stylet
164.13		. . . . Guidewire within flexible body entering conduit
165.01		. . . . Having means preventing relative movement between elements during their insertion into body
165.02		. . . . . Longitudinal movement
165.03		. . . . . . By use of wings to pinch and hold elements together to allow insertion
165.04		. . . . . Rotational movement
166.01		. . . . Having groove or reduced portion on piercer, obturator rod, or stylet for receiving distal end of conduit
167.01		. . . . Having flow closure means for conduit
167.02		. . . . . Resealable plug, septum or diaphragm
167.03		. . . . . Valve means
167.04		. . . . . . Slit valve
167.05		. . . . . . Rotatable type valve (e.g., stopcock etc.)
167.06		. . . . . Means in conduit to produce fluid tight seal between conduit and element only when element is located within conduit and passing through seal means
168.01		. . . . Having telltale for showing entry of blood into conduit
170.01		. . . . Having blunt tip on stiffening element or elongated rod
170.02		. . . . . Obturator or stylet
170.03		. . . . Having curved portion
171		. . . Body entering conduit axially movable within flexible protective sheath facilitating sterile insertion into body duct
172		. . . . Having lubricating means
173		. . . Injection or aspiration device having plural body entering conduits
174		. . . Means for securing conduit to body
175		. . . . Implanted connecting means
176		. . . . Vacuum
177		. . . . And used as conduit manipulator (e.g., foldable gripper wings, etc.)
178		. . . . Axially movable clamp means
179		. . . . Belt, strap, or band securing means
180		. . . . Adhesive securing means
181		. . . Means moved by person to inject or remove fluent material to or from body inserted conduit, holder, or reservoir
182		. . . . Means moved by weight of body placed thereon
183		. . . . Material expelled from reservoir having separate external feed means and discharge outlet
184		. . . . . Material fed to reservoir through hollow piston
185		. . . . . Reservoir squeezed to expel material therefrom
186		. . . . . Means for metering material flow to or from body
187		. . . . Injector or aspirator syringe supported only by person during use (e.g., hand held hypodermic syringe, douche tube with forced injection, etc.)
188		. . . . . Having body piercing conduit mounted on syringe for rotation about its longitudinal axis
189		. . . . . Having medical information (e.g., name of patient or medicament, etc.) means
190		. . . . . Having fluid filter
191		. . . . . Having plural material reservoirs
192		. . . . . Having cover or protector for body entering conduit
193		. . . . . . Used as piston actuator after removal from conduit covering or protecting position on syringe
194		. . . . . . Entire body entering conduit stored in cavity in piston or piston actuator inside syringe prior to use
195		. . . . . . Portion of body entering conduit stored in material receiving syringe reservoir
196		. . . . . . . And extended therefrom by piston when syringe is used
197		. . . . . . Common cover or protector for body entering conduit and material syringe reservoir
198		. . . . . . Cover or protector for body entering conduit movable axially relative to one another
199		. . . . . Having structure for facilitating sterilization of syringe or preventing contamination of material therein
200		. . . . . Means broken, cut, pierced, or torn to permit material flow to or from body
201		. . . . . . Septum pierced by conduit to permit flow
202		. . . . . . . Septum flexed toward conduit to force conduit therethrough
203		. . . . . . . Septum pierced is piston head
204		. . . . . . . Septum within collapsible material reservoir
205		. . . . . . . Septum piercing conduit separate from body entering conduit
206		. . . . . . . Septum piercing conduit attached to injector by turning one component relative to another (e.g., thread, bayonet type connector, etc.)
207		. . . . . Having means for metering material flow to or from body
208		. . . . . . Including means for controlling piston stroke length
209		. . . . . . . By rachet and pawl
210		. . . . . . . By detent
211		. . . . . . . By rotatable means (e.g., micrometer, etc.)
212		. . . . . Having collapsible material reservoir (e.g., squeeze bulb, etc.)
213		. . . . . . Having means to prevent fluid return to reservoir
214		. . . . . . Mechanical means (e.g., piston, clamp, etc.) moved to collapse reservoir
215		. . . . . . Having orifice occluding means
216		. . . . . . Bellows-type reservoir
217		. . . . . Reservoir pressurized or exhausted by squeeze bulb
218		. . . . . With piston or plunger for expelling material from body or injector reservoir
219		. . . . . . Diameter of piston selectively adjustable
220		. . . . . . Means for preventing accidental displacement of piston
221		. . . . . . Piston or piston actuator slidable in or against seal ring mounted on reservoir
222		. . . . . . Seal ring mounted on piston
223		. . . . . . Injector components pivoted relative to each other to move piston
224		. . . . . . Piston moved by screw or rack
225		. . . . . . Means for preventing destructive piston impact on end of material reservoir
226		. . . . . . Closable storage cavity included in piston or piston actuator
227		. . . . . . Specific structure of finger grip for moving piston